SEMIAL SPINAL IMPLANT
K051659 · Signus Medizintechnik GmbH · MQP · Jul 13, 2005 · Orthopedic
Device Facts
| Record ID | K051659 |
| Device Name | SEMIAL SPINAL IMPLANT |
| Applicant | Signus Medizintechnik GmbH |
| Product Code | MQP · Orthopedic |
| Decision Date | Jul 13, 2005 |
| Decision | SESE |
| Submission Type | Special |
| Regulation | 21 CFR 888.3060 |
| Device Class | Class 2 |
| Attributes | Therapeutic |
Intended Use
The SEMIALTM Spinal Implant is indicated for use to replace a vertebral body that has been resected or excised due to tumor or trauma/fracture. The device is intended for use as a vertebral body replacement in the thoracolumbar spine (from T1 to L5) and is intended for use with supplemental internal fixation. The SEMIALTM is intended to be implanted singularly. The supplemental internal fixation systems that may be used with the SEMIALTM Spinal Implant are the same as the Curved PEEK Tetris Spinal Implant and include, but are not limited to, DePuy AcroMed titanium plate or rod systems (Kaneda SR, University Plate, M2, ISOLA, VSP, Moss, TiMX, and Profile).
Device Story
SEMIAL Spinal Implant is a hollow, semi-cylindrical, slightly curved frame with tapered edges and spikes for vertebral body anchorage. Forged from radiolucent PEEK (PEEK-OPTIMA LT1) with embedded Titanium alloy (TiAl6V4) marker pins for radiographic localization. Available in various heights (9-49 mm), diameters (38-43 mm), and angles (2.5° or 5.2°) to facilitate lordosis control. Implanted by surgeons in clinical settings to replace resected or excised vertebral bodies in the thoracolumbar spine. Used in conjunction with supplemental internal fixation systems (e.g., plates or rods) to stabilize the spine. Provides structural support to the vertebral column following tumor or trauma-related resection.
Clinical Evidence
bench testing only
Technological Characteristics
Material: PEEK-OPTIMA LT1; Marker pins: Titanium alloy (TiAl6V4) per ASTM F-136 and ISO 5832/3. Form factor: Hollow, semi-cylindrical, curved frame with spikes. Dimensions: 9-49 mm height, 38-43 mm diameter, 2.5° or 5.2° angle. Radiopaque markers for localization. Mechanical fixation via supplemental internal fixation systems.
Indications for Use
Indicated for vertebral body replacement in the thoracolumbar spine (T1-L5) following resection or excision due to tumor or trauma/fracture. Must be used with supplemental internal fixation. Implanted singularly.
Regulatory Classification
Identification
A spinal intervertebral body fixation orthosis is a device intended to be implanted made of titanium. It consists of various vertebral plates that are punched into each of a series of vertebral bodies. An eye-type screw is inserted in a hole in the center of each of the plates. A braided cable is threaded through each eye-type screw. The cable is tightened with a tension device and it is fastened or crimped at each eye-type screw. The device is used to apply force to a series of vertebrae to correct “sway back,” scoliosis (lateral curvature of the spine), or other conditions.
Predicate Devices
- Curved PEEK Tetris (K041888)
Related Devices
- K043316 — RABEA SPINAL IMPLANT · Signus Medizintechnik GmbH · Feb 7, 2005
- K062132 — AVS PL PEEK SPACER SYSTEM · Stryker Spine · Aug 16, 2006
- K041888 — CURVED PEEK TETRIS SPINAL IMPLANT · Signus Medizintechnik GmbH · Aug 10, 2004
- K031757 — PEEK TETRIS SPINAL IMPLANT · Signus Medical, LLC · Jul 30, 2003
- K041939 — BLACKSTONE PEEK VERTEBRAL BODY REPLACEMENT SYSTEM LORDOTIC LATERAL SPACERS · Blackstone Medical, Inc. · Aug 17, 2004
Submission Summary (Full Text)
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K051659
## 510(k) Summary
| Submitter: | SIGNUS Medizintechnik GmbH<br>Brentanostrasse 9<br>D-63755 Alzenau<br>Germany |
|---------------------------------------------|------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|
| Contact Person: | Tracy L. Gray, RN, BS RAC<br>Principal Consultant<br>Alquest, Inc.<br>Phone: (763) 588-9873 Fax: (763) 287-3836 |
| Date Prepared: | June 17, 2004 |
| Trade Name: | SEMIALTM |
| Classification<br>Name and No: | 21 CFR 888.3060 |
| Product Code: | MQP |
| Predicate Device | Curved PEEK Tetris™ cleared under K041888 on 10-Aug-2004. |
| Device Description: | The SEMIALTM Spinal implant is a hollow, semi-cylindrical form,<br>slightly curved frame with tapered edges. The upper and lower aspects<br>of the implant are open and the walls feature spikes which assist in the<br>positive anchorage and seating of the implant between the superior and<br>inferior vertebral bodies.<br><br>The frame is forged from PEEK (PEEK-OPTIMATM LT1), which is<br>radiolucent, and incorporates small Titanium alloy (TiAl6V4) marker<br>pins so the device can be located within the body. The marker pins<br>meet ASTM F-136 and ISO 5832/3.<br><br>The SEMIALTM Spinal Implant is available in a variety of sizes ranging<br>in height from 9 mm to 49 mm with a enrolling diameter of either<br>43mm or 38mm and either a 2.5° or a 5.2° angle. A list of SEMIALTM<br>sizes and model numbers maybe found in Appendix A. The provision<br>of varying heights, together with a wedge shaped option, to allow better<br>lordosis control, enables the surgeon to choose the size suited to the<br>individual pathology and anatomical condition. The SEMIALTM may be<br>implanted individually. |
| Intended Use: | The SEMIALTM Spinal Implant is indicated for use to replace a vertebral<br>body that has been resected or excised due to tumor or trauma/fracture.<br>The device is intended for use as a vertebral body replacement in the<br>thoracolumbar spine (from T1 to L5) and is intended for use with<br>supplemental internal fixation.<br><br>The SEMIALTM is intended to be implanted singularly.<br><br>The supplemental internal fixation systems that may be used with the<br>SEMIALTM Spinal Implant are the same as the Curved PEEK Tetris<br>Spinal Implant and include, but are not limited to, DePuy AcroMed |
| Statement of<br>Technological<br>Comparison | titanium plate or rod systems (Kaneda SR, University Plate, M2,<br>ISOLA, VSP, Moss, TiMX, and Profile).<br>The subject device have the following similarities:<br>The same indication for use; The same operating principle; The same basic design; The same materials; Implanted using the same surgical techniques and equipment; Used in conjunction with the same types of supplemental internal fixation systems; The same manufacturing environment; The same sterilization process; and The same packaging configurations. In summary, the SEMIALTM, as described in this submission is, in the<br>opinion of Signus GmbH, substantially equivalent to the predicate<br>device. |
| Conclusion: | The SEMIALTM as modified in this submission, is substantially<br>equivalent to the predicate device, Curved PEEK TETRISTM cleared<br>under K041888. This conclusion is based upon the similarities of the<br>devices in terms of functional design, indication for use, principles of<br>operation, materials, and performance characteristics. |
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Image /page/2/Picture/1 description: The image shows the seal of the Department of Health and Human Services (HHS). The seal features a stylized caduceus, a symbol often associated with medicine and healthcare, with three intertwined snakes around a staff. The text "DEPARTMENT OF HEALTH AND HUMAN SERVICES. USA" is arranged in a circular pattern around the caduceus.
Food and Drug Administration 9200 Corporate Boulevard Rockville MD 20850
SIGNUS Medizintechnik GmbH C/o Ms. Tracy L. Gray Principal Consultant Alquest, Inc. 4050 Olson Memorial Hwy Suite 350 Minneapolis, Minnesota 55422
Re: K051659
Trade/Device Name: SEMIALTM Spinal Implant Regulation Number: 21 CFR 888.3060 Regulation Name: Spinal intervertebral body fixation orthosis Regulatory Class: II Product Code: MQP Dated: June 17, 2005 Received: June 24, 2005
Dear Ms. Gray:
We have reviewed your Section 510(k) premarket notification of intent to market the device we nave reviewed your bector of the device is substantially equivalent (for the indications relerenced above and nave decembedly marketed predicate devices marketed in interstate for use statuu in the elefosure) to regard and the Medical Device Americal period for to commence prior to May 20, 1976, the excordance with the provisions of the Federal Food. Drug.
devices that have been reclassified in accordance with the provisions of the UMA devices that have been recuire approval of a premarket approval application (PMA). alle Costicule 71ct (71ct) that the not requence of the general controls provisions of the Act. The I va may, mereloro, manot of the Act include requirements for annual registration, listing of general controls provisions of use tice, labeling, and prohibitions against misbranding and adulteration.
JUL 1 3 2005
If your device is classified (see above) into either class II (Special Controls) or class III (PMA), it If your device is classified (600 a0070) ins. Existing major regulations affecting your device can
may be subject to such additional controls. Existing major regulation of t may be subject to back access as a segulations, Title 21, Parts 800 to 898. In addition, FDA may publish further announcements concerning your device in the Federal Register.
Please be advised that FDA's issuance of a substantial equivalence determination does not mean I Toast be advised that I Drivice and sever device complies with other requirements of the Act that i Dri has made a and regulations administered by other Federal agencies. You must of any I catal suatures and registments, including, but not limited to: registration and listing (21 CFR Part 807); labeling (21 CFR Part 801); good manufacturing practice requirements as set CFN in the quality systems (21 CFR Part 820); and If applicable, the electronic form in the quality by wome (Sections 531-542 of the Act); 21 CFR 1000-1050.
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Page 2 – Ms. Tracy L. Gray
This letter will allow you to begin marketing your device as described in your Section 510(k) I ms letter will and w you to ocgin mailioning your device of your device to a legally prematication. The PDF miaing of castification for your device and thus, permits your device to proceed to the market.
If you desire specific advice for your device on our labeling regulation (21 CFR Part 801), please If you desire specific advice for your accil 2011-01-0120. Also, please note the regulation entitled, Colliact the Office of Computers in (21 the Part 807.97). You may obtain Misblanding by reference to premainterial in the Act from the Division of Small other general international and Consumer Assistance at its toll-free number (800) 638-2041 or (301) 443-6597 or at its Internet address http://www.fda.gov/cdrh/industry/support/index.html.
Sincerely yours
Hypt Rudu
Miriam Roure, Ph.D.
m Provost, Ph.D. Acting Director Division of General, Restorative and Neurological Devices Office of Device Evaluation Center for Devices and Radiological Health
Enclosure
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Indications for Use Page
510(k) Number (if known): k051651
. . . . .
SEMIAL™ Spinal Implant Device Name:
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Indications for Use:
The SEMIAL™ Spinal Implant is indicated for use to replace a vertebral body that has been The SEMITAL - Spinal mipum or trauma/fracture. The device is intended for use as a vertebral body replacement in the thoracolumbar spine (from T1 to L5) and is intended for use with supplemental internal fixation. The SEMIAL™ is intended to be implanted singularly.
The internal fixation systems that may be used include, but are not limited to, DePuy AcroMed r the meental manon of of the may of the many Plate, M2, ISOLA, VSP, Moss, TiMX, and Profile.)
| ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------<br>Acres of the many of the commended to be and the contribution of the | ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------ | STATISTICS CONSULT OF CHARGE CONSULTION CONSULTION OF CHARGE | | |
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| Concurrence of CDRH, Office of Device Evaluation (ODE) | | | | |
Prescription Use
(Per 21 CFR 801.109)
Or
Over-the-Counter Use -----------------------------------------------------------------------------
(Division Sign-Off)
Division of General, Restorative,
and Neurological Devices
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**510(k) Number** K051659
SIGNUS GMBH
SEMIAL™ Special 510(k)