CA1069252A - Implant cardiovasculaire poreux - Google Patents
Implant cardiovasculaire poreuxInfo
- Publication number
- CA1069252A CA1069252A CA226,993A CA226993A CA1069252A CA 1069252 A CA1069252 A CA 1069252A CA 226993 A CA226993 A CA 226993A CA 1069252 A CA1069252 A CA 1069252A
- Authority
- CA
- Canada
- Prior art keywords
- porous
- coating
- heart valve
- microns
- blood
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired
Links
- 230000002526 effect on cardiovascular system Effects 0.000 title abstract description 9
- 239000007943 implant Substances 0.000 title abstract description 8
- 239000011248 coating agent Substances 0.000 claims abstract description 20
- 238000000576 coating method Methods 0.000 claims abstract description 20
- 239000011148 porous material Substances 0.000 claims abstract description 14
- 210000004369 blood Anatomy 0.000 claims abstract description 13
- 239000008280 blood Substances 0.000 claims abstract description 13
- 210000003709 heart valve Anatomy 0.000 claims description 10
- 239000002184 metal Substances 0.000 claims description 9
- 229910052751 metal Inorganic materials 0.000 claims description 9
- 239000000758 substrate Substances 0.000 claims description 8
- 239000002245 particle Substances 0.000 claims description 7
- 230000001427 coherent effect Effects 0.000 claims description 3
- 230000015572 biosynthetic process Effects 0.000 abstract description 7
- 208000007536 Thrombosis Diseases 0.000 abstract description 5
- 238000004891 communication Methods 0.000 abstract description 3
- 239000012530 fluid Substances 0.000 abstract description 3
- 230000001464 adherent effect Effects 0.000 abstract description 2
- 210000001519 tissue Anatomy 0.000 description 11
- 239000000463 material Substances 0.000 description 7
- 210000004027 cell Anatomy 0.000 description 5
- 239000000843 powder Substances 0.000 description 4
- 210000000988 bone and bone Anatomy 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 210000004872 soft tissue Anatomy 0.000 description 3
- 230000008467 tissue growth Effects 0.000 description 3
- 241000282472 Canis lupus familiaris Species 0.000 description 2
- 208000005189 Embolism Diseases 0.000 description 2
- 239000003146 anticoagulant agent Substances 0.000 description 2
- 229940127219 anticoagulant drug Drugs 0.000 description 2
- 230000023555 blood coagulation Effects 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 238000010348 incorporation Methods 0.000 description 2
- 239000010410 layer Substances 0.000 description 2
- 230000009772 tissue formation Effects 0.000 description 2
- 230000002792 vascular Effects 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 1
- 229910001182 Mo alloy Inorganic materials 0.000 description 1
- 238000005299 abrasion Methods 0.000 description 1
- 238000007605 air drying Methods 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- 229910045601 alloy Inorganic materials 0.000 description 1
- 239000011230 binding agent Substances 0.000 description 1
- 230000000740 bleeding effect Effects 0.000 description 1
- 210000000601 blood cell Anatomy 0.000 description 1
- 210000004204 blood vessel Anatomy 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 210000000748 cardiovascular system Anatomy 0.000 description 1
- 229910017052 cobalt Inorganic materials 0.000 description 1
- 239000010941 cobalt Substances 0.000 description 1
- GUTLYIVDDKVIGB-UHFFFAOYSA-N cobalt atom Chemical compound [Co] GUTLYIVDDKVIGB-UHFFFAOYSA-N 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 230000004069 differentiation Effects 0.000 description 1
- 230000009977 dual effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 229920002457 flexible plastic Polymers 0.000 description 1
- 238000001631 haemodialysis Methods 0.000 description 1
- 210000002837 heart atrium Anatomy 0.000 description 1
- 229910052739 hydrogen Inorganic materials 0.000 description 1
- 239000001257 hydrogen Substances 0.000 description 1
- 239000002923 metal particle Substances 0.000 description 1
- 229920000609 methyl cellulose Polymers 0.000 description 1
- 239000001923 methylcellulose Substances 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 238000004663 powder metallurgy Methods 0.000 description 1
- 230000000069 prophylactic effect Effects 0.000 description 1
- 238000005488 sandblasting Methods 0.000 description 1
- 238000004626 scanning electron microscopy Methods 0.000 description 1
- 239000002356 single layer Substances 0.000 description 1
- 230000002885 thrombogenetic effect Effects 0.000 description 1
- 238000004506 ultrasonic cleaning Methods 0.000 description 1
- 230000002861 ventricular Effects 0.000 description 1
Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
- A61F2/00—Filters implantable into blood vessels; Prostheses, i.e. artificial substitutes or replacements for parts of the body; Appliances for connecting them with the body; Devices providing patency to, or preventing collapsing of, tubular structures of the body, e.g. stents
- A61F2/0077—Special surfaces of prostheses, e.g. for improving ingrowth
Landscapes
- Health & Medical Sciences (AREA)
- Cardiology (AREA)
- Oral & Maxillofacial Surgery (AREA)
- Transplantation (AREA)
- Engineering & Computer Science (AREA)
- Biomedical Technology (AREA)
- Heart & Thoracic Surgery (AREA)
- Vascular Medicine (AREA)
- Life Sciences & Earth Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Prostheses (AREA)
Priority Applications (15)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CA226,993A CA1069252A (fr) | 1975-05-09 | 1975-05-09 | Implant cardiovasculaire poreux |
| US05/683,382 US4101984A (en) | 1975-05-09 | 1976-05-05 | Cardiovascular prosthetic devices and implants with porous systems |
| JP51052308A JPS521995A (en) | 1975-05-09 | 1976-05-10 | Artificial organic tube for heart vessel having porous tissue and filler |
| DE2620631A DE2620631C3 (de) | 1975-05-09 | 1976-05-10 | Herzklappenprothese |
| FR7613980A FR2310122A1 (fr) | 1975-05-09 | 1976-05-10 | Protheses et implants cardiovasculaires, presentant des systemes poreux |
| US05/824,296 US4281669A (en) | 1975-05-09 | 1977-08-15 | Pacemaker electrode with porous system |
| US06/059,786 US4280514A (en) | 1975-05-09 | 1979-07-23 | Endocardial pacemaker electrode |
| US06/095,151 US4374669A (en) | 1975-05-09 | 1979-11-19 | Cardiovascular prosthetic devices and implants with porous systems |
| US06/095,965 US4355426A (en) | 1975-05-09 | 1979-11-20 | Porous flexible vascular graft |
| CA340,980A CA1078552A (fr) | 1975-05-09 | 1979-11-30 | Pointe d'electrode de stimulateur cardiaque |
| US06/351,526 US4459252A (en) | 1975-05-09 | 1982-02-23 | Method of forming a small bore flexible vascular graft involving eluting solvent-elutable particles from a polymeric tubular article |
| US06405763 US4458366C1 (en) | 1975-05-09 | 1982-08-06 | Artificial implantable blood pump |
| US06/486,796 US4627836A (en) | 1975-05-09 | 1983-06-30 | Cardiovascular prosthetic devices and implants with porous systems |
| US06/711,759 US4934381A (en) | 1975-05-09 | 1985-03-14 | Porous carbon pacemaker electrode |
| US06/924,060 US4936317A (en) | 1975-05-09 | 1986-12-08 | Cardiovascular prosthetic devices and implants with porous systems |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CA226,993A CA1069252A (fr) | 1975-05-09 | 1975-05-09 | Implant cardiovasculaire poreux |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA1069252A true CA1069252A (fr) | 1980-01-08 |
Family
ID=4103080
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA226,993A Expired CA1069252A (fr) | 1975-05-09 | 1975-05-09 | Implant cardiovasculaire poreux |
Country Status (1)
| Country | Link |
|---|---|
| CA (1) | CA1069252A (fr) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7806922B2 (en) | 2004-12-31 | 2010-10-05 | Boston Scientific Scimed, Inc. | Sintered ring supported vascular graft |
-
1975
- 1975-05-09 CA CA226,993A patent/CA1069252A/fr not_active Expired
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7806922B2 (en) | 2004-12-31 | 2010-10-05 | Boston Scientific Scimed, Inc. | Sintered ring supported vascular graft |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US4101984A (en) | Cardiovascular prosthetic devices and implants with porous systems | |
| US4281669A (en) | Pacemaker electrode with porous system | |
| US4374669A (en) | Cardiovascular prosthetic devices and implants with porous systems | |
| CA1240805A (fr) | Prothese vasculaire | |
| US7371258B2 (en) | Valved prosthesis with porous substrate | |
| US5980551A (en) | Composition and method for making a biodegradable drug delivery stent | |
| US5895419A (en) | Coated prosthetic cardiac device | |
| Jonas et al. | Biological sealants and knitted Dacron: porosity and histological comparisons of vascular graft materials with and without collagen and fibrin glue pretreatments | |
| EP0228379A1 (fr) | Procede de production d'un materiau a une ou plusieurs couches pour protheses, et materiau ainsi obtenu | |
| JPH0575428B2 (fr) | ||
| JPH072180B2 (ja) | 埋設体のコ−ティング | |
| AU712268B2 (en) | Medical device treated with a hydrophilic polymer composition | |
| Williams | Advanced applications for materials implanted within the human body | |
| CA1069252A (fr) | Implant cardiovasculaire poreux | |
| Yan et al. | Titanium‐coated dacron® velour: A study of interfacial connective tissue formation | |
| CA1068052A (fr) | Protheses et implants en materiau poreux pouvant etre incorpores aux tissus mous | |
| MacGregor et al. | Porous metal surfaces: a radical new concept in prosthetic heart valve design | |
| Vallana et al. | Carbofilm™: present and future applications in biomedical devices | |
| Whalen et al. | A new method of in vivo screening of thromboresistant biomaterials utilizing flow measurement | |
| Wright et al. | Promotion of a viable neointima | |
| JPH06327757A (ja) | 生体インプラント複合材及び生体適合性複合材 | |
| CA1078552A (fr) | Pointe d'electrode de stimulateur cardiaque | |
| Nosé et al. | Surface characteristics of cardiac prostheses in vivo | |
| Gentle | The use of ceramics in prosthetic heart valves | |
| CA1105652A (fr) | Structure de valvule cardiaque |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| MKEX | Expiry |