IP Library Granted Patent US 8,968,818
Granted Patent B2
US 8,968,818 · App. 13/202,373 · Granted Mar 3, 2015

Medical devices having activated surfaces

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Quick Facts
Patent No.
US 8,968,818
App. No.
13/202,373
Granted
Mar 3, 2015
Kind
B2
Abstract

Implantable biocompatible polymeric medical devices include a substrate with an acid or base-modified surface which is subsequently modified to include click reactive members.

Claims (8)

1. A method of preparing a medical device having an activated surface, the method comprising:

base-treating at least a portion of a surface of a medical device; and

attaching one or more click reactive members to the base-treated surface of the medical device, wherein the click reactive members are selected from the group consisting of thiols, azides, alkynes, and alkenes.

2. The method according to claim 1 , wherein the base is selected from the group consisting of LiOH, Ba(OH) 2 , Mg(OH) 2 , NaOH, KOH, Na 2 CO 3 , Ca(OH) 2 , and NH 4 OH.

3. The method according to claim 1 , wherein the medical device is selected from the group consisting of monofilament sutures, multifilament sutures, surgical meshes, ligatures, staples, slings, patches, foams, pellicles, films, barriers, stents, catheters, and inflatable balloons.

4. The method according to claim 1 , wherein the click reactive members are selected from the group consisting of azides and alkynes.

5. The method according to claim 1 , wherein the click reactive members are selected from the group consisting of thiols and alkenes.

6. The method according to claim 1 , wherein the medical device is a surgical mesh.

Assignments (2)
CHANGE OF NAME Recorded Oct 2, 2012
From: TYCO HEALTHCARE GROUP LP
To: COVIDIEN LP
Reel/Frame 029065/0448 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Oct 26, 2011
From: BELCHEVA, NADYA; ABUZAINA, FERASS; ELACHCHABI, AMIN; KAPIAMBA, MBIYA; HADBA, AHMAD ROBERT
To: TYCO HEALTHCARE GROUP LP
Reel/Frame 027124/0633 →