IP Library Granted Patent US 11,992,577
Granted Patent B2
US 11,992,577 · App. 17/443,470 · Granted May 28, 2024

Adhesive for surgical staple line reinforcement

Inventors: Loran Solorio (West Lafayette, IN); Steven Cohen (West Lafayette, IN); Benjamin Patrick Kline (Lafayette, IN)
Assignee: Cook Biotech Incorporated
A61L24/102A61L24/001A61L24/108C08L1/286C08L5/08A61L2300/414
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Quick Facts
Patent No.
US 11,992,577
App. No.
17/443,470
Granted
May 28, 2024
Kind
B2
Abstract

The present disclosure provides medical products including an adhesive containing a carboxyalkyl cellulose and sorbitol. Such medical products can find use as a bolster material for use in conjunction with a surgical fastening device such as a stapler. Such adhesives may include advantageous properties such as the ability to retain tack while stored under a peelable cover. Related methods of manufacture and use are also described.

Claims (18)

1. A medical product, comprising:

a medical graft material; and

an adhesive on at least a portion of a surface of said medical graft material, wherein said adhesive comprises: chondroitin sulfate, carboxymethyl cellulose, sorbitol, and maltitol.

2. The medical product of claim 1 , wherein said carboxyalkyl cellulose is carboxymethyl cellulose, and wherein said carboxymethyl cellulose and said chondroitin sulfate are present in a dry weight ratio of 10:1 to 1:3.

3. The medical product of claim 1 , wherein said sorbitol and said maltitol are present in a dry weight ratio of 10:1 to 1:1.

4. The medical product of claim 1 , wherein said adhesive further comprises sodium chloride, and wherein said sorbitol and said sodium chloride are present in a dry weight ratio of 10:1 to 1:1.

5. The medical product of claim 1 , wherein said medical graft material is contained within an inner space of a sterile package, and wherein said sterile package is configured to maintain the inner space at a humidity level of 50-65% relative humidity.

6. A medical adhesive comprising:

a carboxyalkyl cellulose, sorbitol, maltitol, a sulfated glycosaminoglycan, and a salt.

7. The medical adhesive of claim 6 , wherein said sorbitol and said maltitol are present in a dry weight ratio of 10:1 to 1:1.

8. The medical adhesive of claim 6 , wherein said a carboxyalkyl cellulose comprises carboxymethyl cellulose, said sulfated glycosaminoglycan comprises chondroitin sulfate, and said salt comprises sodium chloride, and wherein said chondroitin sulfate, said carboxymethyl cellulose, said sorbitol, said maltitol, and said sodium chloride are present in a dry weight ratio of 1:1:10:3:1.7.

9. The medical adhesive of claim 6 , wherein said adhesive has a moisture content of 5% to 15%.

10. A medical adhesive comprising:

a carboxyalkyl cellulose, a sugar alcohol, and at least one of a sulfated glycosaminoglycan and a crystallization inhibiting salt.

11. The medical adhesive of claim 10 , wherein said carboxyalkyl cellulose comprises carboxymethyl cellulose, wherein said sulfated glycosaminoglycan comprises chondroitin sulfate, and wherein said carboxymethyl cellulose and said chondroitin sulfate are present in a dry weight ratio of 10:1 to 1:3.

12. The medical adhesive of claim 10 , comprising sorbitol and maltitol in a dry weight ratio of 10:1 to 1:1.

13. The medical adhesive of claim 10 , wherein said crystallization inhibiting salt comprises sodium chloride, and said sugar alcohol comprises sorbitol, and wherein said sorbitol and said sodium chloride are present in the adhesive in a dry weight ratio of 10:1 to 1:1.

14. The medical adhesive of claim 13 , comprising sorbitol and said sodium chloride in a dry weight ratio of 10:1 to 1:1.

Assignments (4)
SECURITY INTEREST Recorded Sep 25, 2025
From: RTI SURGICAL, INC.; COOK BIOTECH INCORPORATED; TISSX, LLC
To: GOLUB CAPITAL MARKETS LLC, AS COLLATERAL AGENT
Reel/Frame 072924/0721 →
TERMINATION AND RELEASE OF SECURITY INTEREST IN PATENTS AND TRADEMARKS Recorded Sep 25, 2025
From: ARES CAPITAL CORPORATION
To: COOK BIOTECH INCORPORATED
Reel/Frame 072938/0231 →
SECURITY INTEREST Recorded Apr 3, 2024
From: COOK BIOTECH INCORPORATED
To: ARES CAPITAL CORPORATION, AS SECURITY AGENT
Reel/Frame 067001/0541 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Aug 17, 2021
From: SOLORIO, LORAN; COHEN, STEVEN; KLINE, BENJAMIN PATRICK
To: COOK BIOTECH INCORPORATED
Reel/Frame 057196/0975 →
Continuity (2)
Provisional Application 63057027 · Jul 27, 2020
Related Publication 20220023489A1 · Jan 27, 2022