EP0449431A2
Expired / Lapsed
EP
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Braided suture
Assignee: United States Surgical Corp
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Filing: 1991-03-01
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Granted: —
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Expires: 2011-03-01
Abstract
Abstract A suture is provided with a substantially solid spiroid braid construction. The suture exhibits greater flexibility, better hand and less chatter and drag than tubular braided sutures of known construction.
Inventors
- 👤 Michael P. Chesterfield
- 👤 Ilya Koyfman
- 👤 Matthew E. Hain
Bibliographic Details
Application Number
—
Jurisdiction
EP
Data Source
google_patents
Last Synchronized
2026-10-24 07:53
CPC Classifications
A; A61; A61L; A61L17/00; A61B; A61B17/00; A61B17/04; A61B17/06; A61B17/06166; A61L17/005; A61L17/04; A61L17/06; A61L17/10; A61L17/12; A61B2017/00004; A61L2300/00; A61L2300/40; A61L2300/404; A61L2300/406; A61L2300/412; A61L2300/414
Claims Analysis
Total Claims: 21
Claim 1
Independent Claim
11 words
A surgical suture characterized by a substantially solid spiroid braid construction.
Claim 2
Dependent Claim
11 words
A surgical suture characterized by a substantially solid spiroid braid construction.
Claim 3
Dependent Claim
24 words
The suture of Claim 1 characterized in that the suture exhibits reduced tissue chatter and/or drag relative to a standard suture of equivalent size.
Claim 4
Dependent Claim
22 words
The suture of Claim 1 characterized in that the suture exhibits increased knot security relative to a standard suture of equivalent size.
Claim 5
Dependent Claim
38 words
The suture of Claim 1 characterized in that, for a given overall suture denier, the number of yarns and denier of individual filaments comprising a yarn of the spiroid braided suture are related to each other as follows:
Claim 6
Dependent Claim
38 words
The suture of Claim 1 characterized in that, for a given overall suture denier, the number of yarns and denier of individual filaments comprising a yarn of the spiroid braided suture are related to each other as follows:
Claim 7
Dependent Claim
13 words
The suture of Claim 1 characterized in that the suture possesses a core.
Claim 8
Dependent Claim
23 words
The suture of Claim 6 characterized in that the maximum denier of the core for a given overall suture denier is as follows:
Claim 9
Dependent Claim
17 words
The suture of Claim 1 characterized in that the individual filaments are fabricated from a non-absorbable material.
Claim 10
Dependent Claim
17 words
The suture of Claim 8 characterized in that the non-absorbable material is cotton, silk, polyamide or polyolefin.
Claim 11
Dependent Claim
17 words
The suture of Claim 1 characterized in that the individual filaments are fabricated from a bio-absorbable polymer.
Claim 12
Dependent Claim
39 words
The suture of Claim 10 characterized in that the individual filaments are fabricated from a polymer derived at least in part from one or more monomers selected from the group consisting of glycolic acid, glycolide, lactic acid and lactide.
Claim 13
Dependent Claim
44 words
The suture of Claim 1 characterized in that the individual filaments are fabricated from a material which is susceptible to hydrolysis, the suture possessing a storage stabilizing amount of at least one water soluble, liquid polyhydroxy compound and/or ester thereof as storage stabilizing agent.
Claim 14
Dependent Claim
16 words
The suture of Claim 12 characterized in that the water soluble, liquid polyhydroxy compound is glycerol.
Claim 15
Dependent Claim
20 words
The suture of Claim 12 characterized in that the water soluble, liquid polyhydroxy compound is admixed with a non-aqueous thickener.
Claim 16
Dependent Claim
57 words
The suture of Claim 14 characterized in that the water soluble, liquid polyhydroxy compound is admixed with a saturated aliphatic hydroxycarboxylic acid of the general formula wherein R is hydrogen or methyl, R' is a metal selected from the group consisting of alkali metal and alkaline earth metal and n is 0 or 1, and hydrates thereof.
Claim 17
Dependent Claim
19 words
The suture of Claim 15 characterized in that the water soluble, liquid polyhydroxy compound is admixed with calcium lactate.
Claim 18
Dependent Claim
15 words
The suture of Claim 13 characterized in that the glycerol is admixed with calcium lactate.
Claim 19
Dependent Claim
24 words
The suture of Claim 1 characterized in that the suture is surface-coated with a composition enhancing one or more functional properties of the suture.
Claim 20
Dependent Claim
17 words
The suture of Claim 1 characterized in that the suture contains at least one medico-surgically useful substance.
Claim 21
Dependent Claim
17 words
The suture of Claim 20 characterized in that the medico-surgically useful substance is a Human Growth Factor.
References Cited (Backward Citations)
No citation records indexed.
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