IP Library Granted Patent US 9,821,089
Granted Patent B2
US 9,821,089 · App. 14/376,891 · Granted Nov 21, 2017

Composites comprising collagen extracted from

Inventors: Rami Haj-Ali (Taybe, IL); Yehuda Benayahu (Herzlia, IL); Dafna Benayahu (Herzlia, IL); Aviad Sason-Levi (Rishon-LeZion, IL); Mirit Sharabi (Ramat-Gan, IL)
Assignee: Ramot at Tel-Aviv University Ltd.
A61L27/3637A61L27/24A61L27/3687A61L27/446A61L27/48A61L27/54D01G1/00D01G13/00D02G3/02D03D15/00D04B1/14D04C1/02D06M13/00A61L2430/20A61L2430/34D10B2211/06
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Quick Facts
Patent No.
US 9,821,089
App. No.
14/376,891
Granted
Nov 21, 2017
Kind
B2
Abstract

Isolated composites are disclosed comprising collagen fibers isolated from a Sarcophyton sp. coral. An exemplary composite comprises as a first component a bundle of collagen fibers, the collagen fibers being isolated from a Sarcophyton sp. coral, and a second component selected from the group consisting of a polysaccharide, a polypeptide, polylipid, a synthetic polymer, a metal and a mineral, wherein the bundle of collagen fibers comprise woven fibers, twisted fibers, braided fibers, knitted fibers, tied fibers, or sutured fibers. Uses thereof and method of generating are also disclosed.

Claims (10)

1. An isolated composite comprising bundles of collagen fibers embedded in a matrix, said collagen fibers being isolated from a Sarcophyton sp. coral, and said matrix comprising a material selected from the group consisting of a polysaccharide, a polypeptide, polylipid, a synthetic polymer, a metal and a mineral, wherein said bundle of collagen fibers comprise woven fibers, twisted fibers, braided fibers, knitted fibers, tied fibers, or sutured fibers.

2. A wire composed of the composite of claim 1 .

3. The composite of claim 1 , wherein at least a portion of said first component and a portion of said second component are crosslinked.

4. A method of generating the collagen composite of claim 1 , comprising:

(a) manipulating said collagen fibers of said Sarcophyton sp. coral to generate a bundle of collagen fibers; and

(b) contacting said bundle of collagen fibers with said second component, thereby generating the collagen composite of claim 1 .

5. The method of claim 4 , wherein said manipulating is selected from the group consisting of weaving, twisting, braiding, knitting, tying and suturing.

6. The method of claim 4 , further comprising crosslinking said composite following said contacting.

7. The method of claim 4 , further comprising freeze-drying said composite following said contacting.

8. An implantable device comprising the composite of claim 1 .

Assignments (1)
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Aug 24, 2014
From: HAJ-ALI, RAMI; BENAYAHU, YEHUDA; BENAYAHU, DAFNA; SASON-LEVI, AVIAD; SHARABI, MIRIT
To: RAMOT AT TEL-AVIV UNIVERSITY LTD.
Reel/Frame 033597/0176 →
Continuity (3)
Provisional Application 61637360 · Apr 24, 2012
Provisional Application 61596792 · Feb 9, 2012
Related Publication 20150013299A1 · Jan 15, 2015