US20040024447A1
Expired / Lapsed
US
⏱️ 0.0 years remaining
Individual venous valve prosthesis
Assignee: Corlife OHG
•
Filing: 2001-04-27
•
Granted: —
•
Expires: 2021-04-27
Abstract
Abstract The invention relates to the use of a recipient-specific transformed synthetic or natural acellularized matrix for the production of an individual venous valve prosthesis.
Inventors
- 👤 Axel Haverich
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 01:51
CPC Classifications
A; A61; A61F; A61F2/00; A61F2/02; A61F2/24; A61F2/2475; A61F2/2412; A61F2/2415; A61L; A61L27/00; A61L27/36; A61L27/3604; A61L27/3633; A61L27/38; A61L27/3804; A61L27/50; A61L27/507; A61F2/04; A61F2/06; A61F2/062
Claims Analysis
Total Claims: 9
Claim 1
Independent Claim
21 words
1 . Use of a recipient-specific transformed synthetic or natural acellularized matrix for the production of an individual venous valve prosthesis.
Claim 2
Dependent Claim
21 words
1 . Use of a recipient-specific transformed synthetic or natural acellularized matrix for the production of an individual venous valve prosthesis.
Claim 3
Dependent Claim
29 words
2 . Use according to claim 1 , wherein the recipient-specific transformation comprises a population of the matrix with recipient compatible cells, preferably, autologous cells of the prosthesis recipient.
Claim 4
Dependent Claim
28 words
3 . Use according to claim 1 or 2 wherein the matrix is a synthetic matrix made of a bio-polymer, a polymer and, in particular, a biodegradable polymer.
Claim 5
Dependent Claim
28 words
4 . Use according to claim 1 or 2 , wherein essentially all natural calls are removed from a xenogenic or allogenic matrix before the recipient specific transformation.
Claim 6
Dependent Claim
16 words
5 . Use according to claim 4 , wherein the matrix is a natural venous valve.
Claim 7
Dependent Claim
27 words
6 . Use according to one of the claims 1 - 4 , wherein the venous valve prosthesis is constructed out of a recipient-specific transformed matrix material.
Claim 8
Dependent Claim
19 words
7 . Use according to claim 6 , wherein the venous valve prosthesis comprises at least one valve cusp.
Claim 9
Dependent Claim
39 words
8 . Use according to one of the claims 1 - 7 , wherein the venous valve prosthesis comprises a piece of vein of a certain length of preferably at least once the diameter above and below the valve.
References Cited (Backward Citations)
US4801299A
Cited
US5863296A
Cited
US5733337A
Cited
US6254564B1
Cited
US6666886B1
Cited
US6548569B1
Cited
US6328762B1
Cited
US6440164B1
Cited
US6432712B1
Cited
US20020099440A1
Cited
USPTO Annuity & Maintenance Windows
Maintenance schedule is calculated for granted US utility patents.