JPH0581258B2 - - Google Patents
Info
- Publication number
- JPH0581258B2 JPH0581258B2 JP62220353A JP22035387A JPH0581258B2 JP H0581258 B2 JPH0581258 B2 JP H0581258B2 JP 62220353 A JP62220353 A JP 62220353A JP 22035387 A JP22035387 A JP 22035387A JP H0581258 B2 JPH0581258 B2 JP H0581258B2
- Authority
- JP
- Japan
- Prior art keywords
- blood vessel
- pores
- layer
- thickness
- obturator
- 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 - Fee Related
Links
- 210000004204 blood vessel Anatomy 0.000 claims description 66
- 239000011148 porous material Substances 0.000 claims description 61
- 239000002473 artificial blood Substances 0.000 claims description 44
- 229920002635 polyurethane Polymers 0.000 claims description 29
- 239000004814 polyurethane Substances 0.000 claims description 29
- 229920003226 polyurethane urea Polymers 0.000 claims description 7
- 239000000835 fiber Substances 0.000 claims description 6
- 238000004891 communication Methods 0.000 claims description 3
- 229920003002 synthetic resin Polymers 0.000 claims description 3
- 239000000057 synthetic resin Substances 0.000 claims description 3
- 210000004369 blood Anatomy 0.000 description 15
- 239000008280 blood Substances 0.000 description 15
- 210000001519 tissue Anatomy 0.000 description 13
- 230000015572 biosynthetic process Effects 0.000 description 7
- -1 polydimethylsiloxane Polymers 0.000 description 7
- 229920000642 polymer Polymers 0.000 description 7
- 239000000243 solution Substances 0.000 description 7
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 7
- 239000004721 Polyphenylene oxide Substances 0.000 description 6
- 208000007536 Thrombosis Diseases 0.000 description 6
- 239000000463 material Substances 0.000 description 6
- 229920000570 polyether Polymers 0.000 description 6
- 241001536563 Panus Species 0.000 description 5
- 229920000728 polyester Polymers 0.000 description 5
- 208000032843 Hemorrhage Diseases 0.000 description 4
- 229920002472 Starch Polymers 0.000 description 4
- 230000003872 anastomosis Effects 0.000 description 4
- 230000000740 bleeding effect Effects 0.000 description 4
- 230000035876 healing Effects 0.000 description 4
- 239000000203 mixture Substances 0.000 description 4
- 239000008107 starch Substances 0.000 description 4
- 235000019698 starch Nutrition 0.000 description 4
- LYCAIKOWRPUZTN-UHFFFAOYSA-N Ethylene glycol Chemical compound OCCO LYCAIKOWRPUZTN-UHFFFAOYSA-N 0.000 description 3
- DNIAPMSPPWPWGF-UHFFFAOYSA-N Propylene glycol Chemical compound CC(O)CO DNIAPMSPPWPWGF-UHFFFAOYSA-N 0.000 description 3
- 230000002785 anti-thrombosis Effects 0.000 description 3
- 239000000470 constituent Substances 0.000 description 3
- 238000001631 haemodialysis Methods 0.000 description 3
- 230000000322 hemodialysis Effects 0.000 description 3
- 230000007774 longterm Effects 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 229920000233 poly(alkylene oxides) Polymers 0.000 description 3
- 239000002904 solvent Substances 0.000 description 3
- 238000002054 transplantation Methods 0.000 description 3
- UPMLOUAZCHDJJD-UHFFFAOYSA-N 4,4'-Diphenylmethane Diisocyanate Chemical compound C1=CC(N=C=O)=CC=C1CC1=CC=C(N=C=O)C=C1 UPMLOUAZCHDJJD-UHFFFAOYSA-N 0.000 description 2
- 206010063560 Excessive granulation tissue Diseases 0.000 description 2
- 206010018852 Haematoma Diseases 0.000 description 2
- 208000034827 Neointima Diseases 0.000 description 2
- 206010040102 Seroma Diseases 0.000 description 2
- WYURNTSHIVDZCO-UHFFFAOYSA-N Tetrahydrofuran Chemical compound C1CCOC1 WYURNTSHIVDZCO-UHFFFAOYSA-N 0.000 description 2
- 125000002947 alkylene group Chemical group 0.000 description 2
- 239000003146 anticoagulant agent Substances 0.000 description 2
- CDQSJQSWAWPGKG-UHFFFAOYSA-N butane-1,1-diol Chemical compound CCCC(O)O CDQSJQSWAWPGKG-UHFFFAOYSA-N 0.000 description 2
- 125000004432 carbon atom Chemical group C* 0.000 description 2
- 210000002808 connective tissue Anatomy 0.000 description 2
- 229920001577 copolymer Polymers 0.000 description 2
- 230000007423 decrease Effects 0.000 description 2
- 238000001035 drying Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 210000001126 granulation tissue Anatomy 0.000 description 2
- 230000005484 gravity Effects 0.000 description 2
- 125000002887 hydroxy group Chemical group [H]O* 0.000 description 2
- 238000001000 micrograph Methods 0.000 description 2
- 239000012046 mixed solvent Substances 0.000 description 2
- 230000035515 penetration Effects 0.000 description 2
- 210000002381 plasma Anatomy 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- KIDHWZJUCRJVML-UHFFFAOYSA-N putrescine Chemical compound NCCCCN KIDHWZJUCRJVML-UHFFFAOYSA-N 0.000 description 2
- 229910001220 stainless steel Inorganic materials 0.000 description 2
- 239000010935 stainless steel Substances 0.000 description 2
- 238000003786 synthesis reaction Methods 0.000 description 2
- 230000008719 thickening Effects 0.000 description 2
- 210000003462 vein Anatomy 0.000 description 2
- FCAJYRVEBULFKS-UHFFFAOYSA-N 2-(oxolan-2-yl)ethanol Chemical compound OCCC1CCCO1 FCAJYRVEBULFKS-UHFFFAOYSA-N 0.000 description 1
- 241000283690 Bos taurus Species 0.000 description 1
- PIICEJLVQHRZGT-UHFFFAOYSA-N Ethylenediamine Chemical compound NCCN PIICEJLVQHRZGT-UHFFFAOYSA-N 0.000 description 1
- PXGOKWXKJXAPGV-UHFFFAOYSA-N Fluorine Chemical compound FF PXGOKWXKJXAPGV-UHFFFAOYSA-N 0.000 description 1
- 208000005422 Foreign-Body reaction Diseases 0.000 description 1
- SXRSQZLOMIGNAQ-UHFFFAOYSA-N Glutaraldehyde Chemical compound O=CCCCC=O SXRSQZLOMIGNAQ-UHFFFAOYSA-N 0.000 description 1
- 206010018910 Haemolysis Diseases 0.000 description 1
- HTTJABKRGRZYRN-UHFFFAOYSA-N Heparin Chemical compound OC1C(NC(=O)C)C(O)OC(COS(O)(=O)=O)C1OC1C(OS(O)(=O)=O)C(O)C(OC2C(C(OS(O)(=O)=O)C(OC3C(C(O)C(O)C(O3)C(O)=O)OS(O)(=O)=O)C(CO)O2)NS(O)(=O)=O)C(C(O)=O)O1 HTTJABKRGRZYRN-UHFFFAOYSA-N 0.000 description 1
- 239000005057 Hexamethylene diisocyanate Substances 0.000 description 1
- 206010061218 Inflammation Diseases 0.000 description 1
- FXHOOIRPVKKKFG-UHFFFAOYSA-N N,N-Dimethylacetamide Chemical compound CN(C)C(C)=O FXHOOIRPVKKKFG-UHFFFAOYSA-N 0.000 description 1
- 239000004677 Nylon Substances 0.000 description 1
- 229920003171 Poly (ethylene oxide) Polymers 0.000 description 1
- 239000004952 Polyamide Substances 0.000 description 1
- 239000004698 Polyethylene Substances 0.000 description 1
- 239000004743 Polypropylene Substances 0.000 description 1
- 239000004793 Polystyrene Substances 0.000 description 1
- 239000004809 Teflon Substances 0.000 description 1
- 229920006362 Teflon® Polymers 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000007059 acute toxicity Effects 0.000 description 1
- 231100000403 acute toxicity Toxicity 0.000 description 1
- 229940127219 anticoagulant drug Drugs 0.000 description 1
- 210000001367 artery Anatomy 0.000 description 1
- 239000012237 artificial material Substances 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 238000006065 biodegradation reaction Methods 0.000 description 1
- 229920001400 block copolymer Polymers 0.000 description 1
- 210000000601 blood cell Anatomy 0.000 description 1
- 210000001715 carotid artery Anatomy 0.000 description 1
- 239000001913 cellulose Substances 0.000 description 1
- 229920002678 cellulose Polymers 0.000 description 1
- 230000007665 chronic toxicity Effects 0.000 description 1
- 231100000160 chronic toxicity Toxicity 0.000 description 1
- 230000015271 coagulation Effects 0.000 description 1
- 238000005345 coagulation Methods 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 150000004985 diamines Chemical class 0.000 description 1
- 125000005442 diisocyanate group Chemical group 0.000 description 1
- 239000004205 dimethyl polysiloxane Substances 0.000 description 1
- 150000002009 diols Chemical class 0.000 description 1
- 238000010981 drying operation Methods 0.000 description 1
- 230000002357 endometrial effect Effects 0.000 description 1
- 230000001747 exhibiting effect Effects 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 229910052731 fluorine Inorganic materials 0.000 description 1
- 239000011737 fluorine Substances 0.000 description 1
- 230000008588 hemolysis Effects 0.000 description 1
- 230000023597 hemostasis Effects 0.000 description 1
- 229960002897 heparin Drugs 0.000 description 1
- 229920000669 heparin Polymers 0.000 description 1
- RRAMGCGOFNQTLD-UHFFFAOYSA-N hexamethylene diisocyanate Chemical compound O=C=NCCCCCCN=C=O RRAMGCGOFNQTLD-UHFFFAOYSA-N 0.000 description 1
- 210000003090 iliac artery Anatomy 0.000 description 1
- 238000002513 implantation Methods 0.000 description 1
- 238000001727 in vivo Methods 0.000 description 1
- 230000004054 inflammatory process Effects 0.000 description 1
- 239000012948 isocyanate Substances 0.000 description 1
- IQPQWNKOIGAROB-UHFFFAOYSA-N isocyanate group Chemical group [N-]=C=O IQPQWNKOIGAROB-UHFFFAOYSA-N 0.000 description 1
- 150000002513 isocyanates Chemical group 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 229920001778 nylon Polymers 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 239000002504 physiological saline solution Substances 0.000 description 1
- 229920000435 poly(dimethylsiloxane) Polymers 0.000 description 1
- 229920002492 poly(sulfone) Polymers 0.000 description 1
- 229920002647 polyamide Polymers 0.000 description 1
- 229920000573 polyethylene Polymers 0.000 description 1
- 229920006254 polymer film Polymers 0.000 description 1
- 229920000098 polyolefin Polymers 0.000 description 1
- 229920001155 polypropylene Polymers 0.000 description 1
- 229920001451 polypropylene glycol Polymers 0.000 description 1
- 229920002223 polystyrene Polymers 0.000 description 1
- 229920001291 polyvinyl halide Polymers 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- AOHJOMMDDJHIJH-UHFFFAOYSA-N propylenediamine Chemical compound CC(N)CN AOHJOMMDDJHIJH-UHFFFAOYSA-N 0.000 description 1
- 239000002510 pyrogen Substances 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 238000001226 reprecipitation Methods 0.000 description 1
- 239000013557 residual solvent Substances 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 229920005573 silicon-containing polymer Polymers 0.000 description 1
- 230000000638 stimulation Effects 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 230000003746 surface roughness Effects 0.000 description 1
- YLQBMQCUIZJEEH-UHFFFAOYSA-N tetrahydrofuran Natural products C=1C=COC=1 YLQBMQCUIZJEEH-UHFFFAOYSA-N 0.000 description 1
- 210000003934 vacuole Anatomy 0.000 description 1
- 230000002792 vascular Effects 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
Landscapes
- Prostheses (AREA)
Priority Applications (5)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP62220353A JPS6464650A (en) | 1987-09-04 | 1987-09-04 | Artificial blood vessel |
| US07/236,547 US4986832A (en) | 1987-09-04 | 1988-08-25 | Artificial blood vessel and process for preparing it |
| DE8888308063T DE3871677T2 (de) | 1987-09-04 | 1988-08-31 | Verfahren zu herstellung eines kuenstlichen blutgefaesses. |
| EP88308063A EP0308102B1 (en) | 1987-09-04 | 1988-08-31 | Process for preparing an artificial blood vessel |
| EP19910108239 EP0446965A3 (en) | 1987-09-04 | 1988-08-31 | Artificial blood vessel and process for preparing it |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP62220353A JPS6464650A (en) | 1987-09-04 | 1987-09-04 | Artificial blood vessel |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6464650A JPS6464650A (en) | 1989-03-10 |
| JPH0581258B2 true JPH0581258B2 (zh) | 1993-11-12 |
Family
ID=16749805
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP62220353A Granted JPS6464650A (en) | 1987-09-04 | 1987-09-04 | Artificial blood vessel |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6464650A (zh) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5549664A (en) * | 1990-07-31 | 1996-08-27 | Ube Industries, Ltd. | Artificial blood vessel |
| DE69123344T2 (de) * | 1990-07-31 | 1997-04-24 | Ube Industries | Künstliches blutgefäss sowie herstellung desselben |
| EP3068453B1 (en) * | 2014-02-21 | 2023-05-31 | Healionics Corporation | Vascular grafts and method for preserving patency of same |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS60188164A (ja) * | 1984-03-07 | 1985-09-25 | 鐘淵化学工業株式会社 | 人工血管 |
| JPS61238238A (ja) * | 1985-04-15 | 1986-10-23 | 鐘淵化学工業株式会社 | 人工血管の製造方法 |
-
1987
- 1987-09-04 JP JP62220353A patent/JPS6464650A/ja active Granted
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS60188164A (ja) * | 1984-03-07 | 1985-09-25 | 鐘淵化学工業株式会社 | 人工血管 |
| JPS61238238A (ja) * | 1985-04-15 | 1986-10-23 | 鐘淵化学工業株式会社 | 人工血管の製造方法 |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS6464650A (en) | 1989-03-10 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| LAPS | Cancellation because of no payment of annual fees |