Cove Putty is intended to fill voids and gaps in the skeletal system that are not intrinsic to the bony structure. The product is indicated for use with autograft as a bone graft extender in the posterolateral spine and pelvis. The voids or gaps may be surgically created defects or the result of traumatic injury to the bone. Cove Putty is hydrated with saline at the point-of-use. OsteoCove Putty is intended to fill voids and gaps in the skeletal system that are not intrinsic to the stability of the bony structure. The product is indicated for use with autograft as a bone graft extender in the posterolateral spine and pelvis. The voids or gaps may be surgically created defects or the result of traumatic injury to the bone. OsteoCove Putty is hydrated with saline at the point-of-use.
Device Story
Cove Putty/OsteoCove Putty are bone void fillers consisting of a collagen scaffold, ceramic granules, and a resorbable polymer carrier. Provided sterile in a syringe; hydrated with saline at point-of-use by clinicians. Intended for use with autograft (1:1 ratio) in posterolateral spine and pelvis to support new bone formation via osteoconductive substrates. Used by surgeons to fill non-structural skeletal voids/gaps resulting from trauma or surgery. Benefits include providing a scaffold for bone remodeling and fusion. No electronic or software components.
Clinical Evidence
No clinical data. Substantial equivalence supported by bench testing (biocompatibility per ISO 10993-1, bacterial endotoxin per USP<85>/<161> and AAMI ST72) and an in vivo animal study assessing safety, performance, resorption, remodeling, and fusion rates compared to a predicate.
Technological Characteristics
Bone void filler composed of collagen scaffold, ceramic granules, and resorbable polymer carrier. Sterile, single-use, provided in a syringe. Biocompatibility per ISO 10993-1; local effects testing per ISO 10993-6:2016. Sterilization via radiation per ISO 11137 (SAL 10^-6).
Indications for Use
Indicated for patients requiring bone void filling in the skeletal system (posterolateral spine and pelvis) where voids are not intrinsic to bony structure stability. Used as a bone graft extender with autograft for surgically created defects or traumatic bone injuries.
Regulatory Classification
Identification
A resorbable calcium salt bone void filler device is a resorbable implant intended to fill bony voids or gaps of the extremities, spine, and pelvis that are caused by trauma or surgery and are not intrinsic to the stability of the bony structure.
Special Controls
*Classification.* Class II (special controls). The special control for this device is the FDA guidance document entitled “Class II Special Controls Guidance: Resorbable Calcium Salt Bone Void Filler Device; Guidance for Industry and FDA.” See § 888.1(e) of this chapter for the availability of this guidance.
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September 14, 2023
Image /page/0/Picture/1 description: The image contains the logo of the U.S. Food and Drug Administration (FDA). On the left, there is a seal with an abstract design. To the right of the seal, there is a blue square with the letters "FDA" in white. Next to the blue square, the words "U.S. FOOD & DRUG" are written in blue, with the word "ADMINISTRATION" written in a smaller font size below.
SeaSpine Orthopedics Corporation Cindy Toyama Regulatory Affairs Specialist 2 Goodyear Irvine, California 92618
Re: K231030
Trade/Device Name: Cove Putty, OsteoCove Putty Regulation Number: 21 CFR 888.3045 Regulation Name: Resorbable Calcium Salt Bone Void Filler Device Regulatory Class: Class II Product Code: MQV Dated: August 9, 2023 Received: August 11, 2023
Dear Cindy Toyama:
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. Although this letter refers to your product as a device, please be aware that some cleared products may instead be combination products. The 510(k) Premarket Notification Database located at https://www.accessdata.fda.gov/scripts/cdrh/cfdocs/cfpmn/pmn.cfm identifies combination product submissions. 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. Please note: CDRH does not evaluate information related to contract liability warranties. We remind you, however, that device labeling must be truthful and not misleading.
If your device is classified (see above) into either class II (Special Controls) or class III (PMA), it may be subject to 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
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801); medical device reporting of medical device-related adverse events) (21 CFR 803) for devices or postmarketing safety reporting (21 CFR 4, Subpart B) for combination products (see https://www.fda.gov/combination-products/guidance-regulatory-information/postmarketing-safety-reportingcombination-products); good manufacturing practice requirements as set forth in the quality systems (QS) regulation (21 CFR Part 820) for devices or current good manufacturing practices (21 CFR 4, Subpart A) for combination products; and, if applicable, the electronic product radiation control provisions (Sections 531-542 of the Act); 21 CFR 1000-1050.
Also, please note the regulation entitled, "Misbranding by reference to premarket notification" (21 CFR Part 807.97). For questions regarding the reporting of adverse events under the MDR regulation (21 CFR Part 803), please go to https://www.fda.gov/medical-device-safety/medical-device-reportingmdr-how-report-medical-device-problems.
For comprehensive regulatory information about mediation-emitting products, including information about labeling regulations, please see Device Advice (https://www.fda.gov/medicaldevices/device-advice-comprehensive-regulatory-assistance) and CDRH Learn (https://www.fda.gov/training-and-continuing-education/cdrh-learn). Additionally, you may contact the Division of Industry and Consumer Education (DICE) to ask a question about a specific regulatory topic. See the DICE website (https://www.fda.gov/medical-device-advice-comprehensive-regulatoryassistance/contact-us-division-industry-and-consumer-education-dice) for more information or contact DICE by email (DICE@fda.hhs.gov) or phone (1-800-638-2041 or 301-796-7100).
Sincerely,
# Sara S. Thompson -S
For
Jesse Muir, Ph.D. Assistant Director DHT6C: Division of Restorative, Repair, and Trauma Devices OHT6: Office of Orthopedic Devices Office of Product Evaluation and Quality Center for Devices and Radiological Health
Enclosure
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## Indications for Use
510(k) Number (if known) K231030
Device Name Cove Putty
Indications for Use (Describe)
Cove Putty is intended to fill voids and gaps in the skeletal system that are not intrinsic to the bony structure. The product is indicated for use with autograft as a bone graft extender in the posterolateral spine and pelvis. The voids or gaps may be surgically created defects or the result of traumatic injury to the bone. Cove Putty is hydrated with saline at the point-of-use.
| Type of Use (Select one or both, as applicable) | |
|-----------------------------------------------------------------------------------------------------------|----------------------------------------------------------------------------------------------------------|
| <div><span style="text-decoration: overline;">X</span> Prescription Use (Part 21 CFR 801 Subpart D)</div> | <div><span style="text-decoration: overline;"> </span> Over-The-Counter Use (21 CFR 801 Subpart C)</div> |
CONTINUE ON A SEPARATE PAGE IF NEEDED.
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#### *DO NOT SEND YOUR COMPLETED FORM TO THE PRA STAFF EMAIL ADDRESS BELOW.*
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## Indications for Use
510(k) Number (if known) K231030
Device Name OsteoCove Putty
Indications for Use (Describe)
OsteoCove Putty is intended to fill voids and gaps in the skeletal system that are not intrinsic to the stability of the bony structure. The product is indicated for use with autograft as a bone graft extender in the posterolateral spine and pelvis. The voids or gaps may be surgically created defects or the result of traumatic injury to the bone. OsteoCove Putty is hydrated with saline at the point-of-use.
| Type of Use (Select one or both, as applicable) |
|------------------------------------------------------------------------------------|
| <span style="font-size:12px">☒</span> Prescription Use (Part 21 CFR 801 Subpart D) |
| <span style="font-size:12px">☐</span> Over-The-Counter Use (21 CFR 801 Subpart C) |
CONTINUE ON A SEPARATE PAGE IF NEEDED.
This section applies only to requirements of the Paperwork Reduction Act of 1995.
#### *DO NOT SEND YOUR COMPLETED FORM TO THE PRA STAFF EMAIL ADDRESS BELOW.*
The burden time for this collection of information is estimated to average 79 hours per response, including the time to review instructions, search existing data sources, gather and maintain the data needed and complete and review the collection of information. Send comments regarding this burden estimate or any other aspect of this information collection, including suggestions for reducing this burden, to:
> Department of Health and Human Services Food and Drug Administration Office of Chief Information Officer Paperwork Reduction Act (PRA) Staff PRAStaff(@fda.hhs.gov
"An agency may not conduct or sponsor, and a person is not required to respond to, a collection of information unless it displays a currently valid OMB number."
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# 510(k) Summary
# K231030
## Contact Details
| Applicant Name: | SeaSpine Orthopedics Corporation |
|-----------------|---------------------------------------------|
| Address: | 5770 Armada Drive, Carlsbad CA |
| Phone number: | (949) 855-7175 |
| Fax number: | (760) 683-6874 |
| Contact Person: | Cindy Toyama, Regulatory Affairs Specialist |
| Date Prepared: | August 9, 2023 |
Device Name
| Device/Trade Name: | Cove Putty, OsteoCove Putty |
|----------------------|-------------------------------------------------------|
| Common Name: | Bone Void Filler |
| Classification Name: | Filler, Bone Void, Calcium Compound (21 CFR 888.3045) |
| Class: | II |
| Product Code: | MQV |
## Legally Marketed Predicate Device
| 510(k) Number | Product Code | Trade Name | Manufacturer | |
|------------------------------|--------------|------------------------------------------------------|--------------------------------------|--|
| Primary Predicate Device | | | | |
| K140375 | MQV | MASTERGRAFT Putty | Medtronic Sofamor<br>Danek USA, Inc. | |
| Additional Predicate Devices | | | | |
| K062353 | MQV | Integra MOZAIK™ Bone<br>Regeneration Matrix — Putty* | Integra LifeSciences<br>Corporation | |
| K212135 | MQV, MBP | Torrent/Torrent C** | IsoTis OrthoBiologics,<br>Inc.*** | |
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*Since the most recently cleared 510(k) for the predicate device, Integra MOZAK™ Osteoconductive Scaffold – Putty (K062353), under contractual agreements between IsoTis OrthoBiologics, Inc. and Integra LifeSciences Corporation, the device has been rebranded under a new trade name for IsoTis OrthoBiologics, Inc., and will herein be referred to as "IsoTis Mozaik Putty". IsoTis Mozaik Putty is legally manufactured by IsoTis OrthoBiologics, Inc.
**Since the most recently cleared 510(k) for the predicate device, Dry DBM-A Putty (K212135), the device has been rebranded under a new trade name and will herein be referred to as "Torrent/Torrent C".
***soTis OrthoBiologics, Inc. is a subsidiary of SeaSpine Orthopedics Corporation. The subject and predicate device, Torrent/Torrent C, are both manufactured by IsoTis.
#### Device Description
Cove Putty is formulated into a putty which consists of a collagen scaffold containing ceramic granules and a resorbable polymer carrier throughout. The combined collagen and ceramic provide osteoconductive substrates that support new bone formation. Cove Putty combined with autograft in a 1:1 ratio is intended to be placed in the posterolateral spine. The implant is provided sterile and non-pyrogenic for single use in a standard syringe.
#### Indications for Use
Cove Putty is intended to fill voids and gaps in the skeletal system that are not intrinsic to the stability of the bony structure. The product is indicated for use with autograft as a bone graft extender in the posterolateral spine and pelvis. The voids or gaps may be surgically created defects or the result of traumatic injury to the bone. Cove Putty is hydrated with saline at the point-ofuse.
#### Summary of Technological Characteristics
The subject device is identical or similar to the cited predicate devices in regard to intended use/indications for use, device description, technological characteristics (i.e. design, materials, manufacturing, labeling, sterility, etc.), and non-clinical performance (i.e., in vivo performance (animal) study).
#### Summary of Non-Clinical Testing to Support Substantial Equivalence
Non-clinical testing performed on the subject device includes tests for biocompatibility and bacterial endotoxin to establish safety. Biocompatibility was performed in accordance with ISO 10993-1, Biological evaluation of medical devices - Part 1: Evaluation and testing within a risk management process. Bacterial endotoxin testing complies with AAMI ST72 Bacterial Endotoxins – Test Methods, Routine Monitoring, and Alternatives to Batch Testing, USP<85> Bacterial Endotoxin Test, and USP<161>, Medical Devices – Bacterial Endotoxin and Pyrogen Tests, and has been validated ensure a BET limit of ≤20 EU/Device.
A sterilization validation was performed and complies with ISO 11137, Sterilization of Health Care Products – Radiation to ensure a sterility assurance level (SAL) of 10°.
An in vivo (animal) study for safety and performance demonstrated comparable resorption, remodeling and rates of fusion when compared to a legally marked predicate. The study employed various analyses and endpoints were assessed at several time points. The subject device was also assessed per ISO 10993-6:2016 Biological evaluation of medical devices – Part 6: Tests for local effects after implantation.
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## Clinical Testing
Not applicable; determination of substantial equivalence is not based on an assessment of clinical performance data.
## Conclusions
The submitted data demonstrate that the subject device is substantially equivalent to the cited legally marketed predicate.
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Learn the FDA Browser
Two short videos show you everything — or skip straight to the written tutorial if you'd rather read. You can reopen this any time from the Tutorial button in the top bar.
Part 1 — Search, results, and everyday workflows 16 min
Part 2 — Embeddings: the galaxy map 3 min
1. Search: exact and fuzzy
Type a phrase like "coronary artery calcification" into the search box. You get two kinds of results. Exact results match the literal phrase — prefix searches work ("coronary artery calcificati") but suffix searches do not. Fuzzy results match on the meaning and intent of your phrase rather than the exact words, and are sorted by relevance score. Hover over the Exact or Fuzzy badge on any row to see exactly why it matched.
Use the checkboxes above the results to narrow: SaMD keeps only software-only devices, AI / ML keeps only devices with AI.
Exact vs. fuzzy search: what's the difference?
Exact matches on the literal phrase (prefix search works, suffix does not). Fuzzy matches on the meaning and intent of the phrase rather than the exact words. Hover over the badge on any row to see why it matched.
You search "coronary artery calcification" and want only software devices with AI. What two filters do you apply?
Narrow by SaMD (software-only devices), then narrow by AI/ML (devices with AI).
2. The results table
Scroll right in the results table. The intended use is extracted for you — no need to open the PDF. The device story gives a high-level snapshot of what the device does and how it's used. The AI Performance sub-table shows each output name, acceptance criteria, observed values, and development/test dataset descriptions — the same format Innolitics uses for regulatory strategy outputs, and the fastest high-level fingerprint of an AI device. It is AI-generated but has been very reliable in practice.
Where do you find a device's intended use without opening the PDF?
Scroll right in the search results table. The intended use column is extracted for you; no need to dig into the 510(k) summary PDF.
What does the AI Performance sub-table show, and why is it useful?
Output name, acceptance criteria, observed values, development dataset description, and test dataset description. It's the same format we use for regulatory strategy output and Fast 510(k) input, and the fastest high-level fingerprint of an AI device. AI-generated but reliable in practice.
3. Judging fuzzy relevance
Fuzzy results trail off in relevance as you scroll. Use three signals to decide how far down to go: the fuzzy badge explanations, the intended use column, and whether your target output (e.g., Cobb angle) still appears in the AI Performance sub-table. Once it stops appearing, you're past the relevant zone. A top hit with a low score (~0.4) and a stretched explanation is a hint the closest predicates are far away — the project may be headed for De Novo. Note the fuzzy search is a pattern match: it doesn't handle negation ("not") well, and hardware devices can appear — filter by SaMD/AI ML to cut them.
How do you judge how far down fuzzy search results to go?
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.