The EXPEDIUM SFX Cross Connector System is designed to transversely connect two rods used in spinal instrumentation constructs. The EXPEDIUM SFX Cross Connector System devices are intended for use with components of the commercially available EXPEDIUM 5.5mm and 6.35mm Spine Systems.
Device Story
The EXPEDIUM SFX Cross Connector System is a spinal instrumentation component designed to transversely connect two spinal rods. By linking the rods, the connector minimizes torsional forces on the construct, reducing micromotion and the risk of construct shifting post-placement. It is intended for use by surgeons in clinical settings as part of larger spinal fixation constructs (EXPEDIUM, VSP, ISOLA, or MOSS Miami systems). The device provides mechanical stabilization to the spinal construct, which can benefit patients by supporting fusion and maintaining alignment during the healing process. It is a mechanical implant and does not involve software or algorithmic processing.
Clinical Evidence
Bench testing only. Performance data per ASTM F 1717 were submitted to characterize the mechanical integrity and stability of the EXPEDIUM SFX Cross Connector System within spinal instrumentation constructs.
Technological Characteristics
Manufactured from ASTM F 138 implant grade stainless steel. Mechanical transverse connector for 5.5mm and 6.35mm spinal rods. No energy source, software, or electronic components.
Indications for Use
Indicated for noncervical pedicle and nonpedicle fixation in skeletally mature patients for degenerative disc disease, spondylolisthesis, trauma (fracture/dislocation), spinal stenosis, curvatures (scoliosis, kyphosis, lordosis), tumor, pseudoarthrosis, and failed previous fusion.
Regulatory Classification
Identification
A spinal interlaminal fixation orthosis is a device intended to be implanted made of an alloy, such as stainless steel, that consists of various hooks and a posteriorly placed compression or distraction rod. The device is implanted, usually across three adjacent vertebrae, to straighten and immobilize the spine to allow bone grafts to unite and fuse the vertebrae together. The device is used primarily in the treatment of scoliosis (a lateral curvature of the spine), but it also may be used in the treatment of fracture or dislocation of the spine, grades 3 and 4 of spondylolisthesis (a dislocation of the spinal column), and lower back syndrome.
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. Special 510(k) Submission – Additions to EXPEDIUM™ SFX Cross Connector System
### 5. 510(K) SUMMARY – K070300
| 5.1. 510(k) Summary - EXPEDIUM 5.5mm / 6.35mm Spine Systems |
|-------------------------------------------------------------|
|-------------------------------------------------------------|
| Submitter: | DePuy Spine, Inc.<br>325 Paramount Drive<br>Raynham, MA 02767 | APR 10 2007 |
|-----------------------|------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|-------------|
| Contact Person: | Christopher Klaczyk<br>Regulatory Affairs Project Manager<br>Voice: (508) 828-2852<br>Fax: (508) 828-3797<br>E-Mail: cklaczyk@dpyus.jnj.com | |
| Date Prepared: | January 30, 2007 | |
| Device Class: | Class III | |
| Classification Name: | Pedicle screw spinal fixation (§888.3070) | |
| Classification Panel: | Orthopedics | |
| FDA Panel Number: | 87 | |
| Product Code(s): | KWP, KWQ, MNH, MNI, NKB | |
| Proprietary Name: | EXPEDIUM SFX Cross Connector System | |
| Predicate Devices: | DePuy Motech MOSS MIAMI Spinal System (K933881),<br>SFX Snap-Fit Cross Connector System (K062196) | |
| Device Description: | The EXPEDIUM SFX Cross Connector System is designed<br>to transversely connect two rods used in spinal<br>instrumentation constructs. The connector minimizes the<br>torsional forces on the construct, thus reducing the<br>micromotion and the probability of the construct shifting<br>after placement. It is designed to accommodate the 5.5mm<br>and 6.35mm spinal rods of the EXPEDIUM Spine System. | |
| Intended Use: | The EXPEDIUM SFX Cross Connector System is designed<br>to transversely connect two rods used in spinal<br>instrumentation constructs. The EXPEDIUM SFX Cross<br>Connector System devices are intended for use with<br>components of the commercially available EXPEDIUM<br>5.5mm and 6.35mm Spine Systems. | |
DePuy Spine, Inc., a Johnson & Johnson Company
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## Special 510(k) Submission - Additions to EXPEDIUM™ SFX Cross Connector System
The uses of the legally marketed EXPEDIUM 5.5mm and 6.35mm Spine System are as follows:
The EXPEDIUM Spine System is intended for noncervical pedicle fixation and nonpedicle fixation for the following indications: degenerative disc disease (defined as back pain of discogenic origin with degeneration of the disc confirmed by history and radiographic studies); spondylolisthesis; trauma (i.e., fracture or dislocation); spinal stenosis; curvatures (i.e., scoliosis, kyphosis, and/or lordosis); tumor; pseudoarthrosis; and failed previous fusion in skeletally mature patients.
- Manufactured from ASTM F 138 implant grade stainless Materials: steel.
Performance Data: Performance data per ASTM F 1717 were submitted to characterize the subject EXPEDIUM™ Spine System components addressed in this notification.
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DePuy Spine, Inc., a Johnson & Johnson Company
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Special 510(k) Submission – Additions to EXPEDIUM™ SFX Cross Connector System
| 5.2. | 510(k) Summary – VSP 6.35mm Spine System |
|----------------------|---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|
| Submitter: | DePuy Spine, Inc.<br>325 Paramount Drive<br>Raynham, MA 02767 |
| Contact Person: | Christopher Klaczyk<br>Regulatory Affairs Project Manager<br>Voice: (508) 828-2852<br>Fax: (508) 828-3797<br>E-Mail: cklaczyk@dpyus.jnj.com |
| Date Prepared: | January 30, 2007 |
| Device Class: | Class II |
| Classification Name: | Spinal interlaminar fixation orthosis, $§888.3050$<br>Pedicle screw spinal fixation, $§888.3070$ |
| | Classification Panel: Orthopedics |
| | FDA Panel Number: 87 |
| Product Code(s): | KWP, MNH, MNI |
| Proprietary Name: | EXPEDIUM SFX Cross Connector System |
| Predicate Devices: | DePuy Motech MOSS MIAMI Spinal System (K933881),<br>SFX Snap-Fit Cross Connector System (K062196) |
| Device Description: | The EXPEDIUM SFX Cross Connector System is designed<br>to transversely connect two rods used in spinal<br>instrumentation constructs. The connector minimizes the<br>torsional forces on the construct, thus reducing the<br>micromotion and the probability of the construct shifting<br>after placement. It is designed to accommodate the<br>6.35mm spinal rods of the VSP Spine System. |
| Intended Use: | The EXPEDIUM SFX Cross Connector System is designed<br>to transversely connect two rods used in spinal<br>instrumentation constructs. The EXPEDIUM SFX Cross<br>Connector System devices are intended for use with<br>components of the commercially available VSP 6.35mm<br>Spine System. |
510(k) Summary - VSP 6 35mm Snine System 5.2.
DePuy Spine, Inc., a Johnson & Johnson Company
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Special 510(k) Submission - Additions to EXPEDIUM™ SFX Cross Connector System
The uses of the legally marketed VSP 6.35mm Spine System are as follows:
The VSP System is indicated for degenerative spondylolisthesis, in skeletally mature patients, with objective evidence of neurologic impairment, fracture, dislocation, scoliosis, kyphosis, spinal tumor, and failed previous fusion (pseudoarthrosis). Levels of fixation are for the thoracic, lumbar and sacral spine.
The VSP Spine System is also indicated for pedicle screw fixation for severe spondylolisthesis (Grade 3 and 4) at L5-S1, in skeletally mature patients, when autogeous bone graft is used, when affixed to the posterior lumbosacral spin, and intended to be removed after solid fusion is attained. Levels of fixation are from L3-S1.
Manufactured from ASTM F 138 implant grade stainless Materials: steel.
Performance Data: Performance data per ASTM F 1717 were submitted to characterize the subject EXPEDIUM™ Spine System components addressed in this notification.
2 of 2
DePuy Spine, Inc., a Johnson & Johnson Company
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070300
Special 510(k) Submission – Additions to EXPEDIUM™ SFX Cross Connector System
| 5.3. 510(k) Summary - ISOLA 6.35mm Spine System | |
|-------------------------------------------------|-----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|
| Submitter: | DePuy Spine, Inc.<br>325 Paramount Drive<br>Raynham, MA 02767 |
| Contact Person: | Christopher Klaczyk<br>Regulatory Affairs Project Manager<br>Voice: (508) 828-2852<br>Fax: (508) 828-3797<br>E-Mail: cklaczyk@dpyus.jnj.com |
| Date Prepared: | January 30, 2007 |
| Device Class: | Class II |
| Classification Name: | Spinal interlaminar fixation orthosis, $§888.3050$<br>Pedicle screw spinal fixation, $§888.3070$ |
| Classification Panel: | Orthopedics |
| FDA Panel Number: | 87 |
| Product Code(s): | KWP, MNH, MNI |
| Proprietary Name: | EXPEDIUM SFX Cross Connector System |
| Predicate Devices: | DePuy Motech MOSS MIAMI Spinal System (K933881),<br>SFX Snap-Fit Cross Connector System (K062196) |
| Device Description: | The EXPEDIUM SFX Cross Connector System is designed<br>to transversely connect two rods used in spinal<br>instrumentation constructs. The connector minimizes the<br>torsional forces on the construct, thus reducing the<br>micromotion and the probability of the construct shifting<br>after placement. It is designed to accommodate the<br>6.35mm spinal rods of the ISOLA Spine System. |
| Intended Use: | The EXPEDIUM SFX Cross Connector System is designed<br>to transversely connect two rods used in spinal<br>instrumentation constructs. The EXPEDIUM SFX Cross<br>Connector System devices are intended for use with<br>components of the commercially available ISOLA 6.35mm<br>Spine System. |
DePuy Spine, Inc., a Johnson & Johnson Company
.
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Special 510(k) Submission - Additions to EXPEDIUM™ SFX Cross Connector System
The uses of the legally marketed ISOLA 6.35mm Spine System are as follows:
The ISOLA Spine Systems is a pedicle screw system intended to provide immobilization and stabilization of spinal segments in skeletally mature patients as an adjunct to fusion in the treatment of the following acute and chronic instabilities or deformities of the thoracic, lumbar, and sacral spine: degenerative spondylolisthesis with objective evidence of neurological impairment, fracture, dislocation, scoliosis, kyphosis, spinal tumor, and failed previous fusion (pseudarthrosis).
The ISOLA Spine Systems is also indicated for pedicle screw fixation for the treatment of severe spondylolisthesis (Grades 3 and 4) of the L5-S1 vertebra in skeletally mature patients receiving fusion by autogenous bone graft having implants attached to the lumbar and sacral spine (L3 to sacrum) with removal of the implants after the attainment of a solid fusion.
The ISOLA Spine Systems is also a hook and sacral/iliac screw fixation system of the noncervical spine indicated for degenerative disc disease (defined as discogenic back pain with degeneration of the disc confirmed by history and radiographic studies), spondylolisthesis, trauma (fracture and/or dislocation), spinal stenosis, deformities (scoliosis, lordosis and/or kyphosis), tumor, and previous failed fusion (pseudarthrosis).
The ISOLA Spinal System when used with pedicle screws is indicated for degenerative disc disease (defined as discogenic back pain with degeneration of the disc confirmed by history and radiographic studies). Levels of fixation are for the thoracic, lumbar and sacral spine.
Materials: Manufactured from ASTM F 138 implant grade stainless steel.
- Performance Data: Performance data per ASTM F 1717 were submitted to characterize the subject EXPEDIUM™ Spine System components addressed in this notification.
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DePuy Spine, Inc., a Johnson & Johnson Company
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Special 510(k) Submission – Additions to EXPEDIUM™ SFX Cross Connector System
| 5.4. 510(k) Summary - MOSS Miami 6.35mm Spine System | |
|--------------------------------------------------------------|----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|
| Submitter: | DePuy Spine, Inc. 325 Paramount Drive Raynham, MA 02767 |
| Contact Person: | Christopher Klaczyk Regulatory Affairs Project Manager Voice: (508) 828-2852 Fax: (508) 828-3797 E-Mail: cklaczyk@dpyus.jnj.com |
| Date Prepared: | January 30, 2007 |
| Device Class: | Class II |
| Classification Name: | Spinal interlaminar fixation orthosis, $$888.3050$ Pedicle screw spinal fixation, $§888.3070$ |
| Classification Panel: | Orthopedics |
| FDA Panel Number: | 87 |
| Product Code(s): | KWP, MNH, MNI |
| Proprietary Name: | EXPEDIUM SFX Cross Connector System |
| Predicate Devices: | DePuy Motech MOSS MIAMI Spinal System (K933881), SFX Snap-Fit Cross Connector System (K062196) |
| Device Description: | The EXPEDIUM SFX Cross Connector System is designed to transversely connect two rods used in spinal instrumentation constructs. The connector minimizes the torsional forces on the construct, thus reducing the micromotion and the probability of the construct shifting after placement. It is designed to accommodate the 6.35mm spinal rods of the MOSS Miami Spine System. |
| Intended Use: | The EXPEDIUM SFX Cross Connector System is designed to transversely connect two rods used in spinal instrumentation constructs. The EXPEDIUM SFX Cross Connector System devices are intended for use with components of the commercially available MOSS Miami 6.35mm Spine System. |
DePuy Spine, Inc., a Johnson & Johnson Company
pay 1 of 2
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K070300
### Special 510(k) Submission - Additions to EXPEDIUM™ SFX Cross Connector System
The uses of the legally marketed MOSS Miami 6.35mm Spine System are as follows:
When used as a posterior, noncervical hook, and/or sacral/iliac screw fixation system, or as an anterior, thoracic/lumbar screw fixation system, the MOSS Miami 6.35mm Spinal System is intended to treat scoliosis, kyphosis and lordosis, fracture, loss of stability due to tumor, spinal stenosis, spondylolisthesis, a previously failed fusion surgery or degenerative disc disease (i.e., discogenic back pain with degeneration of the disc confirmed by patient history and radiographic studies).
When used as a pedicle screw fixation system of the noncervical spine in skeletally mature patients, the MOSS Miami 6.35mm Spinal System is indicated for degenerative spondylolisthesis with objective evidence of neurologic impairment, fracture, dislocation, scoliosis, kyphosis, spinal tumor and failed previous fusion (pseudoarthrosis).
The MOSS Miami 6.35mm Spine Systems is also indicated for pedicle screw fixation in skeletally mature patients with severe spondylolisthesis (Grades 3 and 4) of the L5-S1 vertebral joint, having fusions with autogenous bone graft, with the device fixed or attached to the lumbar and sacral spine (levels of pedicle screw fixation are L3-S1) and for whom the device system is intended to be removed after solid fusion is attained.
Manufactured from ASTM F 138 implant grade stainless Materials: steel.
Performance Data: Performance data per ASTM F 1717 were submitted to characterize the subject EXPEDIUM™ Spine System components addressed in this notification.
s
2 of 2
DePuy Spine, Inc., a Johnson & Johnson Company
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Public Health Service
Image /page/8/Picture/11 description: The image shows the logo for the U.S. Department of Health and Human Services. The logo features a stylized eagle with its wings spread, and the words "DEPARTMENT OF HEALTH & HUMAN SERVICES - USA" are arranged in a circular pattern around the eagle. The logo is black and white.
Food and Drug Administration 9200 Corporate Boulevard Rockville MD 20850
DePuy Spine, Inc. % Mr. Christopher Klaczyk Regulatory Affairs Project Manager 325 Paramount Drive Raynham, Massachusetts 02767
APR 1 0 2007
Re: K070300 Trade/Device Name: EXPEDIUM™ SFX Cross Connector System Regulation Number: 21 CFR 888.3070 Regulation Name: Pedicle screw spinal system Regulatory Class: Class III Product Code: NKB, MNH, MNI, KWP, KWQ Dated: March 9, 2007 Received: March 12, 2007
Dear Mr. Klaczyk:
We have reviewed your Section 510(k) premarket notification of intent to market the device referenced above and have determined the device is substantially equivalent (for the indications for use stated in the enclosure) to legally marketed predicate devices marketed in interstate commerce prior to May 28, 1976, the enactment date of the Medical Device Amendments, or to devices that have been reclassified in accordance with the provisions of the Federal Food, Drug, and Cosmetic Act (Act) that do not require approval of a premarket approval application (PMA). You may, therefore, market the device, subject to the general controls provisions of the Act. The general controls provisions of the Act include requirements for annual registration, listing of devices, good manufacturing practice, labeling, and prohibitions against misbranding and adulteration.
If your device is classified (see above) into either class II (Special Controls) or class III (PMA), it may be subject to such additional controls. Existing major regulations affecting your device can be found in the Code of Federal Regulations, 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 that FDA has made a determination that your device complies with other requirements of the Act or any Federal statutes and regulations administered by other Federal agencies. You must comply with all the Act's requirements, including, but not limited to: registration and listing (21 CFR Part 807); labeling (21 CFR Part 801); good manufacturing practice requirements as set forth in the quality systems (QS) regulation (21 CFR Part 820); and if applicable, the electronic product radiation control provisions (Sections 531-542 of the Act); 21 CFR 1000-1050.
{9}------------------------------------------------
Page 2 - Mr. Christopher Klaczyk
This letter will allow you to begin marketing your device as described in your Section 510(k) I mis letter will and in your he FDA finding of substantial equivalence of your device to a legally premaince holicated wice results in a classification 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 contact the Office of Compliance at 240-276-0120. Also, please note the regulation entitled, "Misbranding by reference to premarket notification" (21CFR Part 807.97). You may obtain other general information on your responsibilities under the Act from the Division of Small Manufacturers, 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 vours.
Sincerely, yours,
Qarbaye Buchemo
to
Mark N. Melkerson Director Division of General, Restorative and Neurological Devices Office of Device Evaluation Center for Devices and Radiological Health
Enclosures
{10}------------------------------------------------
Special 510(k) Submission - Additions to EXPEDIUM™ SFX Cross Connector System
#### INDICATIONS FOR USE STATEMENT 4.
### Indications for Use - EXPEDIUM™ 5.5mm / 6.35mm Spine Systems 4.1.
510(k) Number (if known):
Device Name: EXPEDIUM™ SFX Cross Connector System
Indications For Use:
The EXPEDIUM SFX Cross Connector System is designed to transversely connect two rods used in spinal instrumentation constructs. The EXPEDIUM SFX Cross Connector System devices are intended for use with components of the commercially available EXPEDIUM 5.5mm and 6.35mm Spine Systems.
The uses of the legally marketed EXPEDIUM 5.5mm and 6.35mm Spine System are as follows:
The EXPEDIUM Spine System is intended for noncervical pedicle fixation and nonpedicle fixation for the following indications: degenerative disc disease (defined as back pain of discogenic origin with degeneration of the disc confirmed by history and radiographic studies); spondylolisthesis; trauma (i.e., fracture or dislocation); spinal stenosis; curvatures (i.e., scoliosis, kyphosis, and/or lordosis); tumor; pseudoarthrosis; and failed previous fusion in skeletally mature patients.
Prescription Use (Part 21 CFR 801 Subpart D) AND/OR
Over-The-Counter Use (21 CFR 807 Subpart C)
(PLEASE DO NOT WRITE BELOW THIS LINE-CONTINUE ON ANOTHER PAGE IF NEEDED) Concurrence of CDRH, Office of Device Evaluation (ODE)
Starbare buehim
Division Sign Division of Gener al. Restorative and Neurological De
Page 1 of
510(k) Number k070300
DePuy Spine, Inc., a Johnson & Johnson Company
Page 4-1
{11}------------------------------------------------
Special 510(k) Submission - Additions to EXPEDIUM™ SFX Cross Connector System
#### Indications for Use - VSP® Spine System 4.2.
510(k) Number (if known):
Device Name: EXPEDIUM™ SFX Cross Connector System
Indications For Use:
The EXPEDIUM SFX Cross Connector System is designed to transversely connect two rods used in spinal instrumentation constructs. The EXPEDIUM SFX Cross Connector System devices are intended for use with components of the commercially available VSP Spine System.
The uses of the legally marketed VSP Spine System are as follows:
The VSP System is indicated for degenerative spondylolisthesis, in skeletally mature patients, with objective evidence of neurologic impairment, fracture, dislocation, scoliosis, kyphosis, spinal turnor, and failed previous fusion (pseudoarthrosis). Levels of fixation are for the thoracic, lumbar and sacral spine.
The VSP Spine System is also indicated for pedicle screw fixation for severe spondylolisthesis (Grade 3 and 4) at L5-S1, in skeletally mature patients, when autogeous bone graft is used, when affixed to the posterior lumbosacral spin, and intended to be removed after solid fusion is attained. Levels of fixation are from L3-S1.
Prescription Use (Part 21 CFR 801 Subpart D) AND/OR
Over-The-Counter Use (21 CFR 807 Subpart C)
(PLEASE DO NOT WRITE BELOW THIS LINE-CONTINUE ON ANOTHER PAGE IF NEEDED)
Concurrence of CDRH, Office of Device Evaluation (ODE)
Barbara Buellmo
(Division Sign-Off)
Division of General, Restorative,
and Neurological Devices
510(k) Number K070300
ge 1 of 1
DePuy Spine, Inc., a Johnson & Johnson Company
Page 4-2
{12}------------------------------------------------
Special 510(k) Submission - Additions to EXPEDIUM™ SFX Cross Connector System
#### Indications for Use - ISOLA® 6.35mm Spine System 4.3.
510(k) Number (if known):
Device Name: EXPEDIUM™ SFX Cross Connector System
Indications For Use:
The EXPEDIUM SFX Cross Connector System is designed to transversely connect two rods used in spinal instrumentation constructs. The EXPEDIUM SFX Cross Connector System devices are intended for use with components of the commercially available ISOLA 6.35mm Spine System.
The uses of the legally marketed ISOLA 6.35mm Spine System are as follows:
The ISOLA Spine Systems is a pedicle screw system intended to provide immobilization and stabilization of spinal segments in skeletally mature patients as an adjunct to fusion in the treatment of the following acute and chronic instabilities or deformities of the thoracic, lumbar, and sacral spine: degenerative spondylolisthesis with objective evidence of neurological impairment, fracture, dislocation, scoliosis, spinal tumor, and failed previous fusion (pseudarthrosis).
The ISOLA Spine Systems is also indicated for pedicle screw fixation for the treatment of severe spondylolisthesis (Grades 3 and 4) of the L5-S1 vertebra in skeletally mature patients receiving fusion by autogenous bone graft having implants attached to the lumbar and sacral spine (L3 to sacrum) with removal of the implants after the attainment of a solid fusion.
The ISOLA Spine Systems is also a hook and sacral/iliac screw fixation system of the noncervical spine indicated for degenerative disc disease (defined as discogenic back pain with degeneration of the disc confirmed by history and radiographic studies), spondylolisthesis, trauma (fracture and/or dislocation), spinal stenosis, deformities (scoliosis, lordosis and/or kyphosis), tumor, and previous failed fusion (pseudarthrosis).
The ISOLA Spinal System when used with pedicle screws is indicated for degenerative disc disease (defined as discogenic back pain with degeneration of the disc confirmed by history and radiographic studies). Levels of fixation are for the thoracic, lumbar and sacral spine.
Prescription Use (Part 21 CFR 801 Subpart D) AND/OR
Over-The-Counter Use (21 CFR 807 Subpart C)
(PLEASE DO NOT WRITE BELOW THIS LINE-CONTINUE ON ANOTHER PAGE IF NEEDED) Concurrence of CDRH, Office of Device Evaluation (ODE)
Oubare Brient
Division of General, Restorative. and Neurological Devices
Page 1 of 1
510(k) Number K070300
DePuy Spine, Inc., a Johnson & Johnson Company
{13}------------------------------------------------
Special 510(k) Submission - Additions to EXPEDIUM™ SFX Cross Connector System
#### Indications for Use - MOSS® Miami 6.35mm Spine System 4.4.
510(k) Number (if known):
Device Name: EXPEDIUM™ SFX Cross Connector System
Indications For Use:
The EXPEDIUM SFX Cross Connector System is designed to transversely connect two rods used in spinal instrumentation constructs. The EXPEDIUM SFX Cross Connector System devices are intended for use with components of the commercially available MOSS Miami 6.35mm Spine System.
The uses of the legally marketed MOSS Miami 6.35mm Spine System are as follows:
When used as a posterior, noncervical hook, and/or sacral/iliac screw fixation system, or as an anterior, thoracic/lumbar screw fixation system, the MOSS Miami 6.35mm Spinal System is intended to treat scoliosis, kyphosis and lordosis, fracture, loss of stability due to tumor, spinal stenosis, spondylolisthesis, a previously failed fusion surgery or degenerative disc disease (i.e., discogenic back pain with degeneration of the disc confirmed by patient history and radiographic studies).
When used as a pedicle screw fixation system of the noncervical spine in skeletally mature patients, the MOSS Miami 6.35mm Spinal System is indicated for degenerative spondylolisthesis with objective evidence of neurologic impairment, fracture, dislocation, scoliosis, kyphosis, spinal tumor and failed previous fusion (pseudoarthrosis).
The MOSS Miami 6.35mm Spine Systems is also indicated for pedicle screw fixation in skeletally mature patients with severe spondylolisthesis (Grades 3 and 4) of the L5-S1 vertebral joint, having fusions with autogenous bone graft, with the device fixed or attached to the lumbar and sacral spine (levels of pedicle screw fixation are L3-S1) and for whom the device system is intended to be removed after solid fusion is attained.
Prescription Use X (Part 21 CFR 801 Subpart D) AND/OR
Over-The-Counter Use (21 CFR 807 Subpart C)
(PLEASE DO NOT WRITE BELOW THIS LINE-CONTINUE ON ANOTHER PAGE IF NEEDED) Concurrence of CDRH, Office of Device Evaluation (ODE)
Serbaga Buehm
Division of Ger and Neurological Devic
Page 1 of 1
**510(k) Number** K070302
DePuy Spine, Inc., a Johnson & Johnson Company
Page 4-4
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Use the relevancy signals: the fuzzy badge explanations, the intended use column, and whether the target output (e.g., Cobb angle) still appears in the AI Performance sub-table. Once it stops appearing, results are trailing off in relevancy.
4. Device detail page: chat and citations
Click a device name to open its detail page: device facts on the left, a chat window on the right. Ask something like "Describe the training data". The answer carries little citation bubbles — click one to jump to the highlighted passage in the source PDF, so you can verify every AI answer against the document. There's also a Download PDF button for sharing.
How do you verify an AI chat answer on the device detail page?
Click the citation bubbles to jump to the relevant highlight in the source document.
Reading rule for every project: how many summaries do you read in full?
At least the three most relevant 510(k) or De Novo summaries, in full. After that, use targeted chat questions to confirm your memory quickly. The tool supports this professional habit — it doesn't replace it.
5. Side-by-side comparison
Select multiple rows in the results table (aim for under ~10), then open the PDF Viewer tab. Ask one question — it goes to all selected devices in parallel, each with citations. This is the fastest way to compare and contrast devices: training data, PCCP scope, how they handled adding new scanners, and so on.
What does the side-by-side PDF viewer mode do?
Select multiple devices, open the PDF viewer tab, and ask one question (e.g., "Describe the training data"). It queries all selected devices simultaneously with citations, so you can compare and contrast quickly.
6. Collections
With rows selected, go to the Collections tab and create a labeled collection (e.g., "Cobb Angle Project"). Reload that selection any time — before a client call, pull up the collection and ask questions across all of its devices at once.
How do you save a set of selected devices for later use?
Select the rows, go to the Collections tab, and create a labeled collection (e.g., "Cobb Angle Project"). You can reload the selection anytime and carry it into the PDF viewer and other tabs that support selections.
7. Product codes and the regulations tree
Click a product code in the results to jump to it in the regulations tree — identification text, sibling product codes, and devices you can open in a PDF viewer on the right. Click a regulation number to see its identification, special controls, and related product codes. You can also search by product code or regulation number at the top of the tree. Always read the special controls if any exist for your device — it broadens your search and sharpens pre-kickoff research.
What can you do from the regulations tree view?
Browse product codes and regulation numbers, read the identification text and special controls, browse sibling product codes, open device PDFs on the right, and search by product code or regulation number at the top of the tree.
8. Chart view
Click Show Chart and segment by regulation number (or product code) to see which regulations dominate your result set. Clicking a regulation takes you into the regulations tree. Great for spotting that most matches are, say, hardware laparoscopic devices — a cue to go back and filter.
How do you see which regulations dominate a search result set?
Click "Show Chart" and segment by Regulation Number. Clicking a regulation takes you to the regulations tree.
9. The predicate graph
Open the Predicates tab for a family-tree view of predicate relationships. Click a node to trace its parents and children; selections from search carry over pre-selected. Commonly predicated devices are worth reading — a lot of people predicated them for a reason. The visual lineage is also handy on client calls, e.g. to show how a predicate family evolved and justify why your predicate still holds.
In the predicate graph, why are commonly predicated devices worth reading?
A lot of people predicated them for a reason. Clicking a node traces parents and children, and selections from search carry over pre-selected.
10. Embeddings: the galaxy map
The Embeddings tab plots every matching document in a 2-D "galaxy map" where semantically similar devices cluster together. Hover or click clusters to explore, and let AI label the clusters for you. Embeddings beat product codes for grouping: two devices can carry different product codes (LLZ vs. QIH) yet do the same thing — the embedding captures the meaning of the intended use and device story. This is also exactly how retrieval-augmented generation (RAG) works under the hood, and it makes a great visual on client calls.
Try it yourself
Head to the search page and work through a few of these AI/ML fuzzy searches to build intuition: perivascular fat on CT · aortic valve calcification opportunistic screening on noncontrast CT · breast cancer prediction on digital pathology slides · autism detection · gestational age prediction · a hearing aid that can also detect a pulse · foundation model based analysis of ECG · large language models · penetration test. Watch how the relevance scores, intended use, and AI Performance tables tell you when results stop being meaningful.