Mectron Piezosurgery: thiết bị, insert, cài đặt

An In-Depth Analysis of Mectron PIEZOSURGERY® Systems: A Comparative Review of Devices, Inserts, and Application-Specific Protocols

I. Foundational Principles of Piezoelectric Bone Surgery

The advent of piezoelectric technology has marked a significant evolution in the field of bone surgery, fundamentally altering the principles of osteotomy and osteoplasty. Mectron's PIEZOSURGERY® platform, a pioneering system in this domain, operates on a unique mechanism of action that distinguishes it from traditional rotary and oscillating instruments. This technology harnesses controlled ultrasonic microvibrations to achieve a level of precision, safety, and biological compatibility previously unattainable. Understanding these foundational principles is essential to appreciating the nuanced differences across the Mectron device and insert portfolio.

1.1 The Mechanism of Action: Controlled Ultrasonic Microvibrations

At the core of the PIEZOSURGERY® technology is the piezoelectric effect, where specific ceramic materials deform in response to an electric charge, generating high-frequency vibrations. Mectron devices utilize this principle to produce controlled, linear microvibrations within a specific ultrasonic frequency range, typically between 24,000 and 36,000 Hz, or 24 to 36 kHz.1 These vibrations are transmitted to a precisely engineered surgical insert, which becomes the cutting instrument. This mechanism stands in stark contrast to the macrovibrations and rotational cutting forces of conventional bone burs and saws.4 Whereas rotary instruments abrade and remove bone through high-speed friction, piezoelectric surgery performs a true incision at a microscopic level. The operational frequency is a critical factor, as frequencies in the 25–35 kHz range are specifically effective for cutting mineralized tissues.3 This specificity is the basis for one of the technology's most profound safety features: its tissue selectivity. Soft tissues, which require frequencies above 50 kHz for incision, are not susceptible to damage at the operational frequency of the PIEZOSURGERY® system; instead, they oscillate with the insert, effectively absorbing the energy without being cut.3 This intrinsic physical property makes safety a built-in feature of the device, rather than solely a function of the surgeon's manual dexterity.

1.2 Core Clinical Advantages: The Triad of Precision, Selectivity, and Visibility

The unique mechanism of piezoelectric surgery confers a triad of clinical advantages that collectively enhance surgical outcomes and patient safety.

• Micrometric Cuts: The controlled, linear microvibrations enable surgeons to perform micrometric cuts with exceptional precision and intra-operative tactile sensation.4 This allows for the execution of minimally invasive procedures with minimal sacrifice of healthy bone, a direct result of the high degree of surgical control afforded by the technology when compared to the limited control inherent in burs and saws.5 The ability to create clean, thin osteotomy lines preserves bone stock and facilitates more complex surgical designs.
• Selective Cutting: The most significant clinical advantage is the system's selective cutting action. By operating at a frequency optimized for hard tissue, the technology preserves adjacent soft tissues, including nerves, blood vessels, dura mater, and mucous membranes.4 This dramatically reduces the risk of iatrogenic injury during delicate procedures. Clinical evidence supports this, with studies noting a reduction in the risk of Schneiderian membrane perforation by over 80% during lateral sinus lift procedures.5 This selective action transforms high-risk maneuvers near critical anatomical structures into safer, more predictable operations.
• Cavitation Effect: The ultrasonic vibrations of the insert, when coupled with the system's sterile irrigation fluid, produce a phenomenon known as cavitation. This process involves the formation and collapse of vapor bubbles, which generates a hydraulic effect that assists in tissue dissociation and, critically, creates a hemostatic effect at the surgical site.4 The result is a largely blood-free surgical field, which maximizes intra-operative visibility for the surgeon.8 This enhanced visibility, combined with the precision of the cut, allows for greater accuracy and reduces the likelihood of surgical error. The constant cooling from the irrigation also minimizes thermal stress on the bone, reducing the risk of osteonecrosis.7

1.3 Comparative Efficacy: Histological and Postoperative Outcomes

The benefits of the PIEZOSURGERY® technology extend beyond the intra-operative phase, influencing the entire postoperative healing trajectory. The atraumatic nature of the piezoelectric cut has been shown to yield superior biological responses compared to traditional osteotomy methods. Clinical studies and user reports consistently indicate more favorable postoperative outcomes, including significantly less swelling, reduced pain, and a faster, less traumatic recovery for the patient.5 In the context of implantology, implant site preparation with PIEZOSURGERY® has been linked to faster and better osseointegration.5 These clinical observations are supported by histomorphometric analyses. Studies comparing osteotomies performed with PIEZOSURGERY® devices to those made with conventional bone burs reveal that the piezoelectric cut is significantly thinner. Furthermore, 15 days post-surgery, the area of newly deposited bone relative to the total area of the osteotomy is higher in sites prepared with PIEZOSURGERY®.11 This suggests a more rapid and robust healing response, with ultrasonic micro-vibrations potentially promoting osteoblast production while reducing the presence of inflammatory cells on the bone surface.13 The technology thus represents a paradigm shift from simple osteotomy to a more biologically considered approach of "osteo-management," where the quality of the cut and the subsequent tissue healing response are primary considerations.

II. Comparative Analysis of PIEZOSURGERY® Device Platforms

Mectron has developed a portfolio of PIEZOSURGERY® devices that are strategically segmented to address the diverse needs of different clinical environments, from private dental practices to major hospital operating rooms. The product line can be broadly categorized into two tiers: the dental and oral surgery line, comprising the PIEZOSURGERY® white and PIEZOSURGERY® touch models, and the advanced medical/surgical line, which includes the PIEZOSURGERY® flex and PIEZOSURGERY® plus models. This segmentation is not arbitrary; it reflects a sophisticated understanding of the specific clinical demands, workflow requirements, and economic considerations of each target market.

2.1 The Dental and Oral Surgery Line: PIEZOSURGERY® touch and PIEZOSURGERY® white

The dental line is designed to bring the benefits of piezoelectric surgery to oral surgery and implantology with a focus on user-friendliness, ergonomics, and procedural efficiency within the dental clinic setting.

• PIEZOSURGERY® white: This model is positioned as the ideal entry point into piezoelectric bone surgery.8 Its design philosophy prioritizes simplicity, reliability, and cost-effectiveness. The materials are selected for ease of cleaning, disinfection, and sterilization, and the system is engineered to work with cost-effective standard parts, such as reusable peristaltic pump tubing.4 Despite its entry-level positioning, it does not compromise on core technology, featuring a touch keyboard for setting power and irrigation rates and Mectron's proprietary intelligent electronic feedback system.4 This system constantly monitors the insert's movement and automatically adjusts the power to maintain optimal cutting efficacy, simplifying the user's role to activating the foot pedal.4
• PIEZOSURGERY® touch: Representing the premium model in the dental line, the PIEZOSURGERY® touch offers a more advanced user experience and enhanced ergonomics. Its most prominent feature is an exclusive black glass touch screen, which is easy to clean and provides an intuitive interface for selecting power and irrigation levels.14 Another key upgrade is the handpiece, which is equipped with a swivel LED light that can be directed onto the insert tip, significantly improving visibility at the surgical site.14 The console is also more compact and versatile than previous generations.14 It shares the same core feedback system and pre-set operational modes as the white model, ensuring consistent clinical performance while offering superior workflow efficiency and ergonomics for the discerning practitioner.

Both the white and touch units operate within the 24-36 kHz frequency range and come with six pre-set power functions tailored specifically for dental and oral surgery applications: IMPLANT, CORTICAL, CANCELLOUS, SPECIAL, PERIO, and ENDO.1 These modes provide optimized power curves and irrigation profiles for different bone densities and procedural requirements.

2.2 The Advanced Medical/Surgical Line: PIEZOSURGERY® plus and PIEZOSURGERY® flex

The medical line expands the application of piezoelectric technology beyond the oral cavity into a wide range of complex surgical specialties, requiring greater power, versatility, and specialized features for the hospital operating room.

• PIEZOSURGERY® flex: This device is engineered to provide a versatile balance between power and precision for a broad spectrum of surgical disciplines. Its approved applications include Oral/Maxillofacial Surgery, ENT, Head & Neck Surgery, Plastic/Reconstructive Surgery, and Hand and Foot Surgery.7 It features a modern touch screen display and an intelligent "MODE SETTING" system that, in conjunction with the feedback system, ensures the optimal surgical performance for each specific insert.7 The flex represents a significant step up in versatility from the dental line, making it suitable for multi-specialty surgical centers.
• PIEZOSURGERY® plus: As the flagship model of the entire portfolio, the PIEZOSURGERY® plus is described as "the complete device" intended for "every surgery".11 It encompasses all the applications of the flex model and extends its capabilities into the most demanding fields of Neurosurgery and Spine Surgery.11 The defining architectural feature of the plus is its dual-channel system. This allows for the simultaneous connection of two distinct handpieces: the Standard handpiece for precision work and the Plus handpiece for high-power cutting.11 Surgeons can switch between the two handpieces seamlessly via the touch screen, providing unparalleled flexibility to tackle variable bone densities and surgical requirements within a single procedure.

2.3 Key Differentiators: User Interface, Software Intelligence, and System Architecture

The progression through the Mectron portfolio is marked by clear advancements in three key areas:

• User Interface: The interface evolves from the functional touch keyboard of the white model to the hygienic and aesthetically superior glass touch screen of the touch model.4 The flex and plus models feature even more advanced, procedure-oriented touch screens that guide the user through insert selection and parameter settings.7
• Software Intelligence: While all models incorporate an intelligent feedback system, the higher-tier models boast more sophisticated software. The PIEZOSURGERY® plus is equipped with "Smart Software" that automatically sets the optimal working parameters as soon as a specific surgical tip is selected on the screen, offering a higher degree of automation and safety.11 Furthermore, both the plus and white models feature APC (Automatic Protection/Precision Control), a critical safety system that recognizes functional deviations and stops the device in under 150 milliseconds to protect the patient and the equipment.4
• System Architecture: The most profound differentiator is the dual-channel architecture exclusive to the PIEZOSURGERY® plus.11 This feature is a direct response to the complex demands of advanced surgery. For instance, a surgeon performing a craniotomy may require the delicate control of the Standard handpiece when working near the dura mater, but then need the raw cutting power of the Plus handpiece to efficiently cut through thick calvarial bone. The ability to switch between these modalities instantly without changing connections is a unique advantage that streamlines complex procedures and is essential for specialties like neurosurgery. This technological ladder demonstrates a clear design intent: providing the right tool for the right clinical environment, from the focused needs of a dental practice to the expansive requirements of a multi-disciplinary hospital.

Table 1: Comparative Analysis of Mectron PIEZOSURGERY® Device Platforms Feature PIEZOSURGERY® white PIEZOSURGERY® touch PIEZOSURGERY® flex PIEZOSURGERY® plus Target Market Dental & Oral Surgery (Entry-Level) Dental & Oral Surgery (Premium) Multi-Specialty Surgical Centers Hospitals, Advanced Multi-Specialty Surgery User Interface Touch Keyboard Black Glass Touch Screen Touch Screen Display Advanced Touch Screen Display Handpiece Compatibility Standard Handpiece LED Handpiece (Standard) Standard Handpiece Standard & Plus Handpieces Key Software Features Feedback System, APC Feedback System Feedback System, Mode Setting Feedback System, APC, Smart Software Pre-set Operational Modes IMPLANT, CORTICAL, CANCELLOUS, SPECIAL, PERIO, ENDO IMPLANT, CORTICAL, CANCELLOUS, SPECIAL, PERIO, ENDO Mode Setting based on insert Insert-specific automatic settings (MT, MP, MD, MF families) Unique Architectural Features Cost-effective design Swivel LED on handpiece Broad surgical versatility Dual-Channel System for two handpieces Primary Clinical Applications Oral Surgery, Implantology, Periodontics, Endodontics Oral Surgery, Implantology, Periodontics, Endodontics Oral/Maxillofacial, ENT, Plastic/Reconstructive, Hand & Foot Surgery All flex applications plus Neurosurgery, Spine Surgery, Thoracic Surgery

III. The Surgical Armamentarium: A Comprehensive Review of PIEZOSURGERY® Inserts

The surgical inserts are the critical interface between the PIEZOSURGERY® device and the patient's tissue. They are not generic accessories but highly specialized instruments, each meticulously designed and manufactured for a specific clinical task. Mectron offers an extensive portfolio of over 90 different inserts, reflecting a deep understanding of surgical workflows and a commitment to providing the optimal tool for every conceivable application in bone surgery.9 The system's effectiveness is predicated on a "mission-specific" philosophy, where the geometry, material science, and surface characteristics of each insert are optimized for a narrow, well-defined function.

3.1 Design, Material Science, and Surface Coatings

The performance and reliability of PIEZOSURGERY® inserts are rooted in a sophisticated manufacturing process and advanced material science.

• Manufacturing Process and Material: Each insert is crafted from high-quality, medical-grade stainless steel through a rigorous 12-step production process.10 A crucial stage in this process is the sharpening, which is performed by a 5-axis CNC (Computer Numerical Control) grinder capable of achieving a precision of up to 0.1 µm.10 This extreme precision is necessary to ensure optimal cutting efficiency and to create the clean, micrometric incisions that are a hallmark of the technology. The inserts are engineered to withstand the immense mechanical stresses of vibrating up to 36,000 times per second while maintaining their structural integrity.8
• Surface Coatings: To further enhance performance for specific applications, Mectron employs specialized surface coatings 10:
• Titanium Nitride Coating: This hard, biocompatible ceramic coating is applied to inserts intended for bone cutting (osteotomy). It significantly increases the surface hardness, which improves cutting efficiency and resistance to wear. It also enhances corrosion resistance, thereby extending the insert's effective working life.10
• Diamond Coating: For applications requiring abrasion, smoothing, or finishing, inserts are coated with specially selected diamonds. The granulometry, or grain size, of the diamond coating is carefully adapted to the specific treatment, allowing for a range of effects from aggressive bone removal to fine polishing.10
• Single-Use Policy: For medical applications, Mectron's surgical inserts are designated as single-use only.22 This policy is a critical component of the system's quality control. It guarantees that every insert used in a procedure is perfectly sharp, maximally efficient, and sterile, thereby eliminating the risks associated with dulling, material fatigue, or cross-contamination that can occur with reusable instruments.

3.2 Functional Classification: The Four Pillars of Piezoelectric Bone Work

The vast insert portfolio can be organized into four primary functional categories, providing a logical framework for understanding their intended use across all surgical disciplines 22:

• Osteotomy: This is the largest and most diverse category, comprising inserts designed specifically for cutting bone. They come in a multitude of shapes (e.g., micro-saws, scalpels), dimensions, and angles (straight, curved, angled left/right) to facilitate precise osteotomies in any anatomical location, including those with difficult access. Key specifications include saw thicknesses ranging from a mere 0.35 mm to 0.6 mm, allowing for extremely fine cuts that preserve bone stock.22
• Osteoplasty: These inserts are designed for reshaping, contouring, and modeling bone. They often feature sharp edges (e.g., trapezoidal or circular scalpels) that are also effective for harvesting bone chips for autogenous grafting during reconstructive procedures.22
• Drilling: This category includes inserts for creating precise perforations in bone. They are engineered to drill holes with very tight tolerances while minimizing heat generation, which is a critical factor in reducing the risk of thermal osteonecrosis. Head diameters typically range from 0.8 mm to 1.8 mm.23
• Finishing: These are typically diamond-coated inserts of various shapes. Their purpose is to smooth and finalize osteotomy lines, remove bone spicules, and prepare bone surfaces, particularly in delicate anatomical areas where a refined finish is critical for optimal healing or prosthetic fit.22

3.3 Procedural Classification: Analysis of Pre-Configured Clinical Insert Kits

To simplify the complexity of its extensive insert catalog and align with common surgical workflows, Mectron offers a wide array of pre-configured clinical insert kits.1 Each kit bundles the essential inserts required for a specific procedure, ensuring that the surgeon has the complete, correct sequence of tools at hand. This approach reduces cognitive load during surgery and streamlines inventory management for the clinic or hospital. The stainless steel trays and boxes provided with the kits also allow for effective sterilization and proper storage.9 This procedural organization represents a crucial strategic layer that transforms a large collection of individual tools into an intuitive, guided surgical system. It reflects a deep understanding of clinical practice and a commitment to making a sophisticated technology more accessible, predictable, and safe. Table 2: Mectron PIEZOSURGERY® Clinical Insert Kits and Contents Kit Name Reference Number Intended Clinical Application Included Inserts Basic Kit 01520001 Frequent indications in osteotomy, osteoplasty, extraction, bone splitting OT7, OT2, EX1, OP1, OP3 Osteotomy Kit 01520010 Comprehensive osteotomy procedures, including ridge expansion and bone block grafting OT7, OT7S-4, OT7S-3, OT8R, OT8L Sinus Lift Lateral Kit 01520023 Lateral approach sinus floor elevation SLC, SLO-H, SLS, SLE1, SLE2 Piezo Lift Kit 01520024 Crestal approach sinus floor elevation (PIEZO-LIFT technique) PL1, PL2, PL3 Sinus Lift Kit 01520002 General sinus augmentation procedures OT1, OT5, EL1, EL2, EL3 Implant Prep Kit 01520008 Standard implant site preparation IM1S, IM2A, IM2P, IM3A, IM3P, OT4 Implant Prep Kit Pro 01520011 Professional kit for comprehensive implant site preparation IM1S, IM2A, IM2P, IM3A, IM3P, OT4, IM4A, IM4P, P2-3, P3-4, 3 PINS IM1S, 3 PINS 2-2.4 Implant Prep Kit Starter 01520017 Starter kit for implant site preparation IM1S, IM2P, IM3P, P2-3, OT4 Mini Implant Prep Kit 01520016 Atraumatic preparation for mini dental implants IM1S, MDI 1.9, MDI 2.2, MDI 2.5 Extraction Kit 01520003 Gentle and atraumatic tooth extractions EX1, EX2, EX3, PS2, PS6 Explantation Kit 01520021 Minimally invasive explantation of failed implants EXP3-R, EXP3-L, EXP4-R, EXP4-L Periodontal Kit 01520004 Inserts for various periodontal surgery applications PS2, OP5, PP1, OP3, OP3A Resective Perio Kit 01520022 Resective periodontal surgery (osteoplasty and ostectomy) OT13, OT14, OP5A, OP8, OP9 Retro Surgical Kit 01520005 Retrograde endodontics (apicoectomy) OP7, EN1, EN3, EN5R, EN5L

IV. Operational Dynamics: Handpieces, Power Modes, and Clinical Settings

The efficacy and safety of the Mectron PIEZOSURGERY® system are ultimately determined by the precise integration of its components: the device platform, the handpiece, the surgical insert, and the operational settings for power and irrigation. This section synthesizes these elements into a cohesive operational framework, elucidating how clinicians can configure the system to achieve optimal results for a vast range of surgical applications. The system's design embodies a tiered approach to user control, offering both highly automated, procedure-specific settings for safety and simplicity, as well as the option for manual adjustment to accommodate expert clinical judgment.

4.1 The Standard vs. Plus Handpieces: A Dichotomy of Precision and Power

For the advanced medical line, particularly the PIEZOSURGERY® plus device, the choice of handpiece is a primary determinant of the system's performance characteristics. Mectron offers two distinct handpieces, creating a dichotomy between precision and power.

• Standard Handpiece (Grey): This handpiece is engineered for procedures where superior tactile sensitivity, control, and surgical finesse are the primary requirements.12 It is the workhorse of the system, compatible with the widest array of inserts across all four functional categories (osteotomy, osteoplasty, drilling, finishing).22 Its design allows for maximum flexibility in creating complex or delicate osteotomy lines, making it the ideal choice for procedures near critical anatomical structures.
• Plus Handpiece (Black): The Plus handpiece is designed for one primary purpose: maximum performance and cutting efficiency, especially when working with highly mineralized or thick cortical bone.11 It delivers more power to a distinct set of more robust inserts, which are often longer (with shank lengths up to 10 cm) to facilitate deep cuts or access difficult-to-reach areas.22 This handpiece is indispensable for procedures that demand high cutting speed and efficiency in dense bone, such as certain maxillofacial, orthopedic, or spinal surgeries.

The PIEZOSURGERY® plus is the only device in the portfolio that supports both handpieces via its unique dual-channel architecture.11 This allows a surgeon to equip one channel with the Standard handpiece for precision work and the other with the Plus handpiece for power cutting, switching between them instantly as the surgical situation dictates.

4.2 Decoding the Operational Modes: From CORTICAL to ENDO

Mectron has implemented an intelligent system of operational modes that simplifies the complex task of setting the correct power and irrigation levels. This system varies slightly between the dental and medical device lines, reflecting the different needs of their target users.

• Dental Units (touch, white): These devices feature six pre-set operational modes based on the type of tissue being treated or the nature of the procedure.1 This mode-based approach simplifies decision-making for the clinician. The modes are:
• IMPLANT / CORTICAL: Delivers high power for efficient cutting of dense cortical bone, such as during osteotomies for implant site preparation or bone block harvesting.
• CANCELLOUS: Provides a moderate power level suitable for cutting less dense, trabecular (spongy) bone.
• SPECIAL: A versatile mode intended for a variety of specific bone procedures that may require a unique power curve.
• PERIO / ENDO: Utilizes lower power settings for delicate work, such as root planing in periodontal surgery or retrograde preparation in endodontics. These modes also have distinct irrigation profiles, with seven adjustable levels ($0-6$) compared to the six levels ($1-6$) for the bone-cutting modes, allowing for finer control of the coolant flow.1
• Medical Unit (plus): The PIEZOSURGERY® plus evolves from a tissue-based to an insert-based selection system. The user selects the specific insert family (MT for osteotomy, MP for osteoplasty, MD for drilling, MF for finishing) and then the exact insert number from a graphical menu on the touch screen.18 The device's "Smart Software" then automatically loads the pre-validated, optimal working settings for that specific tip.11 This approach offers a higher level of automation and precision, ensuring that each tool is operated under its ideal parameters. Critically, the system still allows for manual override, enabling the expert surgeon to fine-tune the power and irrigation levels based on intra-operative feedback and clinical judgment.11

4.3 Application-Specific Protocols: Integrating Device, Handpiece, Insert, and Power Settings

The true strength of the PIEZOSURGERY® system lies in the synergistic application of all its components. A specific clinical task dictates the entire chain of choices, from the device to the power setting. For example, a clinician performing a mandibular split crest in dense bone, a technique described in clinical reports using Mectron devices, would require high cutting efficiency.26 Using a PIEZOSURGERY® plus, the surgeon would likely select Channel 2 with the Plus Handpiece for maximum power. The chosen insert would be the OT7, a principal micro-saw designed for high-effectiveness osteotomy in such procedures.26 The Smart Software would then suggest a high power setting (equivalent to CORTICAL mode) and a corresponding high irrigation flow to ensure efficient cutting and adequate cooling.11 Conversely, for a delicate retrograde endodontic procedure (apicoectomy), precision and soft tissue safety are paramount.29 A clinician using a PIEZOSURGERY® touch would select the ENDO operational mode.1 An appropriate insert from the EN-series (e.g., EN1 for apical preparation, EN5R/L for root-end preparation) would be chosen.25 The device would automatically apply a low power setting and a finely controlled irrigation level, perfect for the delicate work required at the root apex without risking damage to surrounding structures.2 The following table provides a comprehensive guide to the appropriate settings for a wide range of PIEZOSURGERY® inserts, serving as a critical reference for clinical practice. Table 3: Comprehensive Guide to Appropriate Settings for PIEZOSURGERY® Inserts Functional Group Insert Name Recommended Operational Mode(s) Recommended Power Level Key Clinical Applications IMPLANT PREP IM1S, IM2A/P, IM3A/P, IM4A/P IMPLANT / CORTICAL Boosted / Max Sequential implant site preparation

P2-3, P3-4 IMPLANT / CORTICAL Boosted / Max Finalizing implant site preparation OSTEOTOMY OT1, OT1A SPECIAL / CORTICAL Boosted / Max Delicate osteotomy near nerves

OT2 SPECIAL / CORTICAL Boosted / Max Precision osteotomy in thin structures

OT4 SPECIAL / CORTICAL Boosted / Max Pilot osteotomy axis correction

OT5, OT5A, OT5B SPECIAL / CORTICAL Boosted / Max Sinus lift osteotomy

OT7, OT7A CORTICAL Boosted / Max Principal micro-saw for ridge expansion, bone block grafting

OT7S-3, OT7S-4 SPECIAL Boosted Thin saws for corticotomy techniques

OT8R, OT8L CORTICAL Boosted / Max Sagittal saws for bone block harvesting

OT12, OT12S CORTICAL / SPECIAL Boosted / Max Ridge splitting and expansion

OT13, OT14 CORTICAL Boosted / Max Resective periodontal surgery

PL1, PL2, PL3 CORTICAL Boosted / Max Crestal sinus lift (Piezo-Lift) OSTEOPLASTY OP1, OP2, OP3, OP3A CANCELLOUS / CORTICAL Med / Max Bone remodeling and bone chip harvesting

OP5, OP5A PERIO / SPECIAL Med / High Periodontal osseous surgery

OP7 ENDO / SPECIAL Min / Med Apical bone access in endodontic surgery

SLC CANCELLOUS / CORTICAL Med / Max Osteoplasty of sinus vestibular wall SINUS ELEVATION EL1, EL2, EL3 ENDO Low Initial sinus membrane elevation

SLS, SLE1, SLE2 SPECIAL Boosted Sinus membrane separation and elevation ENDO RETRO EN1, EN2, EN3, EN4 ENDO Low Apical canal preparation

EN5R, EN5L, EN6R, EN6L ENDO Low Root-end preparation and debridement EXTRACTION EX1, EX2, EX3 CORTICAL Boosted / Max Syndesmotomy and tooth luxation EXPLANTATION EXP3-R/L, EXP4-R/L SPECIAL / CORTICAL Boosted / Max Peri-implant osteotomy for implant removal PERIODONTAL PS1, PS2, PS6 PERIO Med / High Root scaling and inflammatory tissue removal

PP1, PP10, PP11, PP12 PERIO Med / High Root planing and surface smoothing IMPLANT CLEANING ICP + IC1 ENDO / PERIO Low / Med Cleaning of implant surfaces Note: Power levels correspond to device settings where applicable (e.g., Max=1, Med=2, Min=3 on some modes). "Boosted" refers to the highest power setting available in the selected mode. Clinicians should always refer to the manufacturer's most current documentation for specific settings.

V. Synthesis and Strategic Recommendations for Clinical Application

The Mectron PIEZOSURGERY® ecosystem represents a mature, highly sophisticated, and evidence-based technology for bone surgery. Its comprehensive portfolio of devices and inserts provides clinicians with a powerful toolkit capable of enhancing precision, improving safety, and promoting better patient outcomes across a vast range of surgical disciplines. However, maximizing the potential of this technology requires a strategic approach to system selection, configuration, and clinical application.

5.1 Matching the System to the Surgical Need: A Decision-Making Framework

Selecting the appropriate PIEZOSURGERY® platform and insert configuration is the first critical step. The decision should be guided by the specific clinical focus, case volume, and operational environment of the practice or institution.

• For Dental Practitioners:
• The PIEZOSURGERY® white is the ideal choice for new adopters of the technology or for practices where budget is a primary consideration. It provides the full clinical benefit of the core piezoelectric technology in a simple, reliable, and cost-effective package, making it perfect for integrating into routine oral surgery, implantology, and periodontal procedures.4
• The PIEZOSURGERY® touch is tailored for established, high-volume dental practices where workflow efficiency, advanced ergonomics, and superior hygiene are paramount. The glass touch screen and LED-illuminated handpiece are significant upgrades that can enhance surgical performance and reduce procedural time, justifying the investment for a busy clinician.14
• For Hospitals and Multi-Specialty Centers:
• The PIEZOSURGERY® flex serves as a versatile and powerful platform for institutions with a broad range of surgical needs, including maxillofacial, ENT, and reconstructive surgery. Its ability to handle a wide variety of procedures makes it an efficient and effective single-device solution for many operating rooms.7
• The PIEZOSURGERY® plus is the essential platform for tertiary care centers and specialties that require the absolute peak of performance and versatility. Its dual-channel architecture, supporting both the precision-oriented Standard handpiece and the power-oriented Plus handpiece, is indispensable for the most demanding surgical fields like neurosurgery, complex spinal surgery, and extensive orthognathic procedures where both extreme power and extreme finesse are required within the same operation.11

When selecting initial insert kits, a practice should align its purchase with its primary procedures. A clinic focused on implantology would benefit most from the Implant Prep Kit Pro and a Sinus Lift Lateral Kit, while a general oral surgery practice would find the Basic Kit and Extraction Kit to be invaluable starting points.1

5.2 Optimizing Performance and Safety Through Correct Configuration

Effective and safe use of the PIEZOSURGERY® system is contingent upon correct configuration. The clinical implications of improper settings can range from procedural inefficiency to potential patient harm.

• Adherence to Protocols: It is critical to follow the manufacturer's recommended settings, as detailed in Table 3. Using a low-power ENDO mode for a cortical bone osteotomy will result in slow, inefficient cutting and may stall the procedure. Conversely, using a high-power CORTICAL mode for a delicate endodontic procedure could lead to excessive bone removal or damage to the root structure. The system's intelligent modes and feedback controls are designed to prevent such errors, but the clinician's initial selection is paramount.5
• Handpiece and Insert Matching: For users of the PIEZOSURGERY® plus, matching the correct insert type to the appropriate handpiece is essential. Using a standard insert with the high-power Plus handpiece could lead to insert fracture or suboptimal performance.
• Maintaining Instrument Efficacy: The single-use policy for medical inserts should be strictly adhered to.22 A dull insert requires more pressure, generates more heat, and cuts less efficiently, negating the core benefits of the technology. For reusable dental inserts, proper cleaning and regular inspection for signs of wear are crucial for maintaining peak performance.

5.3 Future Outlook: The Trajectory of Piezoelectric Technology

The PIEZOSURGERY® platform is not static. The introduction of next-generation systems like the MT-BONE signals a continued trajectory of innovation.6 This new platform promises enhancements such as increased power, improved insert control through optimized ultrasonic tuning, and superior ergonomics with a new handpiece design.32 Furthermore, it introduces the novel PIEZODRILL® technology, a patented piezoelectric approach to implant site preparation that utilizes a simplified up-and-down motion, offering improved safety compared to traditional twist drills.9 In conclusion, Mectron's PIEZOSURGERY® technology has established itself as a cornerstone of modern bone surgery. Its scientifically validated advantages in precision, soft tissue safety, and postoperative healing have made it an indispensable tool in numerous surgical specialties. By understanding the distinct capabilities of each device platform, the specific functions of the vast insert armamentarium, and the critical importance of application-specific operational settings, clinicians can fully leverage this technology to elevate the standard of care, enhance surgical predictability, and improve outcomes for their patients. Nguồn trích dẫn 1. → PRODUCT CATALOGUE – mectron dental, truy cập vào tháng 10 26, 2025, https://dental.mectron.com/fileadmin/user_upload/dental/general/pdf/product_brochures/int_bro_product_catalogue_2021.pdf 2. → PRODUCT CATALOGUE – mectron dental, truy cập vào tháng 10 26, 2025, https://dental.mectron.com/fileadmin/user_upload/dental/general/pdf/product_brochures/int_bro_product_catalogue.pdf 3. Piezoelectric Bone Surgery: A Review of the Literature and Potential Applications in Veterinary Oromaxillofacial Surgery – PMC – NIH, truy cập vào tháng 10 26, 2025, https://pmc.ncbi.nlm.nih.gov/articles/PMC4672167/ 4. PIEZOSURGERY® white – mectron dental, truy cập vào tháng 10 26, 2025, https://dental.mectron.com/products/piezosurgery/units/piezosurgeryr-white/ 5. Û EXPERIENCE PIEZOSURGERY® – mectron dental, truy cập vào tháng 10 26, 2025, https://dental.mectron.us/fileadmin/user_upload/dental/usa/pdf/product_brochures/us_bro_piezosurgery_touch.pdf 6. MT-BONE – mectron dental, truy cập vào tháng 10 26, 2025, https://dental.mectron.com/us/products/piezosurgeryr-piezodrillr/units/mt-bone/ 7. PIEZOSURGERY® flex – mectron medical, truy cập vào tháng 10 26, 2025, https://medical.mectron.com/products/units/piezosurgeryr-flex/ 8. → EXPERIENCE PIEZOSURGERY® – mectron, truy cập vào tháng 10 26, 2025, https://dental.mectron.com/fileadmin/user_upload/dental/english/pdf/product_brochures/en_bro_piezosurgery_experience.pdf 9. PIEZOSURGERY® + PIEZODRILL® – mectron dental, truy cập vào tháng 10 26, 2025, https://dental.mectron.com/products/piezosurgery/ 10. Û MECTRON PIEZOSURGERY® INSERTS – ariston dental, truy cập vào tháng 10 26, 2025, https://aristondental.com/wp-content/uploads/2022/03/Mectron-Piezosurgery-Inserts.pdf 11. PIEZOSURGERY® plus – mectron medical, truy cập vào tháng 10 26, 2025, https://medical.mectron.com/products/units/piezosurgeryr-plus/ 12. PIEZOSURGERY® plus – mectron medical, truy cập vào tháng 10 26, 2025, https://medical.mectron.us/products/units/piezosurgeryr-plus/ 13. PIEZOSURGERY® flex – mectron medical, truy cập vào tháng 10 26, 2025, https://medical.mectron.us/products/units/piezosurgeryr-flex/ 14. PIEZOSURGERY – MECTRON, truy cập vào tháng 10 26, 2025, https://piezosurgery.mectron.com/units-en.html 15. PIEZOSURGERY® touch – mectron dental, truy cập vào tháng 10 26, 2025, https://dental.mectron.com/products/piezosurgery/units/piezosurgeryr-touch/ 16. PIEZOSURGERY® touch – mectron s.p.a. – PDF Catalogs | Technical Documentation, truy cập vào tháng 10 26, 2025, https://pdf.medicalexpo.com/pdf/mectron-spa/piezosurgery-touch/73174-78807.html 17. → PIEZOSURGERY® flex – mectron medical, truy cập vào tháng 10 26, 2025, https://medical.mectron.com/fileadmin/user_upload/medical/english/pdf/products_brochures/en_brochure_piezosurgery_flex.pdf 18. Use and maintenance manual – Kebomed, truy cập vào tháng 10 26, 2025, https://www.kebomed.dk/files/427/en_manuale_uso_ps_plus_v02.pdf 19. INSERTS – MECTRON – PIEZOSURGERY®, truy cập vào tháng 10 26, 2025, https://piezosurgery.mectron.com/inserts-en.html 20. piezosurgery® and piezodrill® inserts – mectron dental, truy cập vào tháng 10 26, 2025, https://dental.mectron.com/fileadmin/user_upload/dental/english/pdf/product_brochures/en_bro_piezosurgery_inserts.pdf 21. → MECTRON PIEZOSURGERY® INSERTS – Blue Sky Bio, truy cập vào tháng 10 26, 2025, https://blueskybio.com/caffeine/uploads/files/documents/us_bro_piezosurgery_inserts.pdf 22. Surgical inserts – mectron medical, truy cập vào tháng 10 26, 2025, https://medical.mectron.com/products/surgical-inserts/ 23. → PIEZOSURGERY® MEDICAL SURGICAL … – mectron medical, truy cập vào tháng 10 26, 2025, https://medical.mectron.com/fileadmin/user_upload/medical/english/pdf/products_brochures/en_brochure_inserts.pdf 24. Û PIEZOSURGERY® MEDICAL – Kebomed, truy cập vào tháng 10 26, 2025, https://www.kebomed.dk/files/427/en_brochure_medical_devices_new.pdf 25. ÛPRODUCTS – mectron dental, truy cập vào tháng 10 26, 2025, https://dental.mectron.com/fileadmin/user_upload/dental/general/pdf/product_brochures/en_bro_minicatalog2016.pdf 26. (PDF) Piezoelectric surgery in mandibular split crest technique with …, truy cập vào tháng 10 26, 2025, https://www.researchgate.net/publication/234041182_Piezoelectric_surgery_in_mandibular_split_crest_technique_with_immediate_implant_placement_a_case_report 27. Piezoelectric surgery in mandibular split crest technique with immediate implant placement: a case report – PMC, truy cập vào tháng 10 26, 2025, https://pmc.ncbi.nlm.nih.gov/articles/PMC3486682/ 28. OT7 – mectron dental, truy cập vào tháng 10 26, 2025, https://dental.mectron.com/products/piezosurgeryr-piezodrillr/inserts-osteotomy/ot7/ 29. Apicoectomy of maxillary anterior teeth through a piezoelectric bony …, truy cập vào tháng 10 26, 2025, https://rde.ac/DOIx.php?id=10.5395/rde.2016.41.4.310 30. (PDF) Apicoectomy of maxillary anterior teeth through a piezoelectric bony-window osteotomy: two case reports introducing a new technique to preserve cortical bone – ResearchGate, truy cập vào tháng 10 26, 2025, https://www.researchgate.net/publication/309892622_Apicoectomy_of_maxillary_anterior_teeth_through_a_piezoelectric_bony-window_osteotomy_two_case_reports_introducing_a_new_technique_to_preserve_cortical_bone 31. DE FR IT – mectron, truy cập vào tháng 10 26, 2025, https://dental.mectron.com/fileadmin/user_upload/dental/general/pdf/manuals/ml_fly_PS_insert_setting.pdf 32. → MT-BONE THE PIEZO EVOLUTION CONTINUES – mectron, truy cập vào tháng 10 26, 2025, https://dental.mectron.com/fileadmin/user_upload/dental/english/pdf/product_brochures/en_bro_MT-Bone.pdf