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510(k) Data Aggregation

    Why did this record match?
    Reference Devices :

    K193423, K200596, K162912, K170937, K210716, K190526

    AI/MLSaMDIVD (In Vitro Diagnostic)TherapeuticDiagnosticis PCCP AuthorizedThirdpartyExpeditedreview
    Intended Use

    The CarboClear® X Pedicle Screw System is intended to restore the integrity of the spinal column even in the absence of fusion for a limited time period in patients with advanced stage tumors involving the thoracic and lumbar spine in whom life expectancy is of insufficient duration to permit achievement of fusion.

    CarboClear® X Navigated Instruments are intended to be used during the preparation and placement of CarboClear® X Pedicle Screws during spinal surgery to assist the surgeon in precisely locating anatomical structures. CarboClear® X Navigated Instruments are designed for use with the Medtronic System, which is indicated for any medical condition in which the use of stereotactic surgery may be appropriate, and where reference to a rigid anatomical structure, such as vertebra, can be identified relative to a CT or MR based model, fluoroscopy images, or digitized landmarks of the anatomy.

    When used in conjunction with High V+ ® Bone Cement, the CarboClear® X Fenestrated Pedicle Screw System is intended to restore the integrity of the spinal column even in the absence of fusion for a limited time period in patients with advanced stage tumors involving the thoracic and lumbar spine in whom life expectancy is of insufficient duration to permit achievement of fusion. The CarboClear® X Fenestrated Pedicle Screw System augmented with High V+® Bone Cement is for use at spinal levels where the structural integrity of the spine is not severely compromised.

    When used in conjunction with the CarboClear® X Fenestrated Pedicle Screw System, High V+® Bone Cement is intended to restore the integrity of the spinal column even in the absence of fusion for a limited time period in patients with advanced stage tumors involving the thoracic and lumbar spine in whom life expectancy is of insufficient duration to permit achievement of fusion. High V+® Bone Cement is limited to use at spinal levels where the structural integrity of the spine is not severely compromised.

    Device Description

    The CarboClear® X Pedicle Screw System is composed of implants in various dimensions, used to build a spinal construct; and of a set of instruments, intended to assist in the insertion and placement of the implants. The implants for minimally invasive surgical procedures include pedicle screws, rods, and a set screw (locking element). They are made of carbon fiber-reinforced polyetheretherketone (CFR-PEEK). The threaded portion of the pedicle screws is encased within a thin titanium shell. Implants may include tantalum markers. The implants are supplied sterile, and are intended for single use.

    CarboClear® X Navigated Instruments are manually operated, instruments intended to be used with the Medtronic StealthStation® Navigation System, to assist surgeons in precisely locating anatomical structures for preparation and placement of CarboClear® X pedicle screws during spinal surgery.

    The CarboClear® X Fenestrated Pedicle Screw System consists of cannulated polyaxial pedicle screws in various dimensions, with lateral fenestrations near the screws' distal tip, which allow controlled delivery of polymethylmethacrylate (PMMA) bone cement (High V+® Bone Cement) into the vertebral body. The Screws are implanted with the components of the CarboClear® X Pedicle Screw System. The CarboClear® X Fenestrated Screw System is made of carbon fiberreinforced polyetheretherketone (CFR-PEEK). The threaded portion of the screws is encased within a thin titanium shell, and includes a small tantalum marker. The CarboClear® X Fenestrated Screw System is supplied sterile, and is intended for single use.

    High V+® Bone Cement is self-curing, high viscosity, radiopaque PMMA based bone cement. It is provided sterile in two components: 20 grams of powder and 8.6 grams of liquid. The powder component consists of polymethylmethacrylate, with barium sulfate and hydroxyapatite as radiopacifier, and benzovl peroxide as an initiator. The liquid component comprises methylmethacrylate monomer, with N.N-dimethyl-p-toluidine as a promoter, and hydroquinone as a stabilizer. The powder and liquid components are mixed into homogenous paste, to initiate the polymerization reaction.

    AI/ML Overview

    The provided document is a 510(k) summary for the CarboClear® X Pedicle Screw System and related components. It does not contain any information regarding acceptance criteria or a study proving the device meets specific acceptance criteria in the context of an AI/algorithm-driven medical device.

    Instead, this document focuses on demonstrating substantial equivalence to predicate devices through design validation, including engineering analyses and testing. The purpose of this submission is to add a minimally invasive surgery approach option to previously cleared devices.

    Therefore, I cannot fulfill your request for:

    • A table of acceptance criteria and reported device performance: This document doesn't provide performance metrics against specific acceptance thresholds for an AI/algorithm.
    • Sample size and data provenance for a test set: Not applicable, as there's no mention of an algorithm test set.
    • Number of experts and their qualifications for ground truth: Not applicable.
    • Adjudication method for the test set: Not applicable.
    • MRMC comparative effectiveness study: Not applicable, as this is not an AI-assisted diagnostic device.
    • Standalone algorithm performance: Not applicable.
    • Type of ground truth used: Not applicable.
    • Sample size for the training set: Not applicable.
    • How ground truth for the training set was established: Not applicable.

    The document describes a typical 510(k) submission for a physical medical device (pedicle screw system), where substantial equivalence is demonstrated through material properties, design specifications, and mechanical testing, rather than clinical performance of an AI algorithm.

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    K Number
    K213720
    Date Cleared
    2022-01-07

    (44 days)

    Product Code
    Regulation Number
    882.4560
    Reference & Predicate Devices
    Why did this record match?
    Reference Devices :

    K170937

    AI/MLSaMDIVD (In Vitro Diagnostic)TherapeuticDiagnosticis PCCP AuthorizedThirdpartyExpeditedreview
    Intended Use

    Vital Navigation instruments are to be used during the preparation and placement of Vital and Vitality screws during spinal surgery to assist the surgeon in precisely locating anatomical structures in either open or minimally invasive procedures. Vital Navigation instruments are specifically designed for use with the Medtronic StealthStation System, which is indicated for any medical condition in which the use of stereotactic surgery may be appropriate, and where reference to a rigid anatomical structure, such as a vertebra, can be identified relative to a CT or MR based model, fluoroscopy images, or digitized landmarks for the anatomy.

    Device Description

    The Vital Navigation System is comprised of nonsterile, reusable instruments including awls, probes, taps, and drivers that can be operated manually. These instruments are intended to be used with the Medtronic Synergy™ Experience StealthStation® System to assist surgeons in precisely locating anatomical structures in either open or minimally invasive procedures for preparation and placement of Vital and Vitality screws. This surgical imaging technology provides surgeons visualization for complex and MIS procedures and confirms the accuracy of advanced surgical procedures. Use of these navigation systems provides the surgeon access to real-time, multi-plane 3D images) providing confirmation of hardware placement.

    Through the introduction of new styluses in this submission, the previously cleared Vital Navigation Taps and Reduction Driver (K191722) can be used with the existing Vital MIS PAT Handle (K203507) to allow the user to navigate while using the PAT or PASIT assembly. It is important to note that these styluses will not be navigated. As such, the toolcard for the NavLock taps or NavLock driver will not change with this new use scenario.

    AI/ML Overview

    The provided text describes the regulatory clearance of the Vital Navigation System (K213720) and highlights its substantial equivalence to predicate devices. However, it does not contain a detailed study proving that the device meets specific acceptance criteria in the manner requested (e.g., a comparative effectiveness study with human readers, standalone algorithm performance, or a specific test set with ground truth established by experts).

    The document states: "Furthermore, accuracy testing and other supporting information sufficiently demonstrate the substantial equivalence of the subject components to the Navigated Instrument System which has been cleared for stereotactic guidance during orthopedic surgery procedures." This suggests that some form of accuracy testing was performed, but the specifics of this testing, including acceptance criteria, sample size, ground truth establishment, and expert involvement, are not detailed in the provided text.

    Therefore, I cannot fulfill all parts of your request based on the provided input. I can, however, extract information about the device, its intended use, and the regulatory context.

    Information that can be extracted from the provided text:

    • Device Name: Vital Navigation System
    • Intended Use/Indications for Use: Vital Navigation instruments are to be used during the preparation and placement of Vital and Vitality screws during spinal surgery to assist the surgeon in precisely locating anatomical structures in either open or minimally invasive procedures. Specifically designed for use with the Medtronic StealthStation System, which is indicated for any medical condition in which the use of stereotactic surgery may be appropriate, and where reference to a rigid anatomical structure, such as a vertebra, can be identified relative to a CT or MR based model, fluoroscopy images, or digitized landmarks for the anatomy.
    • Device Type: Stereotaxic Instrument (Class II)
    • Regulatory Clearance: 510(k) clearance (K213720) based on substantial equivalence to predicate devices (Primary Predicate: Vital Navigation System K191722; Additional Predicates: Vital Spinal Fixation System K203507, Medtronic StealthStation System K133444).
    • Nature of the Submission: A Special 510(k) due to the introduction of new styluses and techniques (navigated PAT/PASIT) for an existing cleared device.

    Information NOT present in the provided text, rendering the requested table and study details incomplete:

    • Acceptance Criteria Table: No specific acceptance criteria (e.g., accuracy metrics, precision targets) for the device's performance are provided.
    • Reported Device Performance: No quantitative performance data (e.g., mean accuracy, standard deviation, error rates) from actual testing is presented.
    • Sample Size for Test Set: Not specified.
    • Data Provenance (country, retrospective/prospective): Not specified.
    • Number of Experts for Ground Truth: Not specified.
    • Qualifications of Experts: Not specified.
    • Adjudication Method: Not specified.
    • MRMC Comparative Effectiveness Study: The document indicates a device for surgical assistance, not an AI for image reading; therefore, an MRMC study with human readers assisting AI or vice versa is not directly applicable in the context of this device description. The text does not mention any study of this nature or effect sizes.
    • Standalone Performance (algorithm only): Not applicable as this is a navigation system with physical instruments used in conjunction with a separate imaging system (Medtronic StealthStation), not a standalone AI algorithm.
    • Type of Ground Truth Used: Not specified, beyond general "accuracy testing."
    • Sample Size for Training Set: Not applicable/specified for this type of device (not an AI/ML algorithm that requires a training set in the conventional sense).
    • How Ground Truth for Training Set was Established: Not applicable.

    Given these limitations, I cannot construct the table or fully describe the study as requested. The provided document is a regulatory clearance letter and summary, not a technical report detailing the performance validation study.

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