CS226004B2 - Haemo-compatible material - Google Patents
Haemo-compatible material Download PDFInfo
- Publication number
- CS226004B2 CS226004B2 CS792518A CS251879A CS226004B2 CS 226004 B2 CS226004 B2 CS 226004B2 CS 792518 A CS792518 A CS 792518A CS 251879 A CS251879 A CS 251879A CS 226004 B2 CS226004 B2 CS 226004B2
- Authority
- CS
- Czechoslovakia
- Prior art keywords
- nylon
- blood
- hydrolysis
- hydrolyzed
- rings
- Prior art date
Links
- 239000000463 material Substances 0.000 title claims abstract description 16
- 239000004952 Polyamide Substances 0.000 claims abstract description 7
- 229920002647 polyamide Polymers 0.000 claims abstract description 7
- 238000006460 hydrolysis reaction Methods 0.000 abstract description 16
- 230000007062 hydrolysis Effects 0.000 abstract description 13
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 abstract description 9
- 230000036760 body temperature Effects 0.000 abstract 1
- 238000010276 construction Methods 0.000 abstract 1
- 229910000041 hydrogen chloride Inorganic materials 0.000 abstract 1
- IXCSERBJSXMMFS-UHFFFAOYSA-N hydrogen chloride Substances Cl.Cl IXCSERBJSXMMFS-UHFFFAOYSA-N 0.000 abstract 1
- 230000001939 inductive effect Effects 0.000 abstract 1
- 229920001778 nylon Polymers 0.000 description 15
- 210000004369 blood Anatomy 0.000 description 11
- 239000008280 blood Substances 0.000 description 11
- 239000004677 Nylon Substances 0.000 description 9
- 210000001772 blood platelet Anatomy 0.000 description 8
- 239000000126 substance Substances 0.000 description 8
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 6
- 208000007536 Thrombosis Diseases 0.000 description 6
- 239000000243 solution Substances 0.000 description 6
- 238000012360 testing method Methods 0.000 description 6
- 210000003462 vein Anatomy 0.000 description 5
- 241001465754 Metazoa Species 0.000 description 4
- 238000006243 chemical reaction Methods 0.000 description 4
- 239000000835 fiber Substances 0.000 description 4
- 229920002302 Nylon 6,6 Polymers 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 239000007858 starting material Substances 0.000 description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- CSCPPACGZOOCGX-UHFFFAOYSA-N Acetone Chemical compound CC(C)=O CSCPPACGZOOCGX-UHFFFAOYSA-N 0.000 description 2
- 241000282472 Canis lupus familiaris Species 0.000 description 2
- RTZKZFJDLAIYFH-UHFFFAOYSA-N Diethyl ether Chemical compound CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 description 2
- 229920002292 Nylon 6 Polymers 0.000 description 2
- 239000002253 acid Substances 0.000 description 2
- 239000003795 chemical substances by application Substances 0.000 description 2
- 239000003814 drug Substances 0.000 description 2
- 230000003301 hydrolyzing effect Effects 0.000 description 2
- 238000003780 insertion Methods 0.000 description 2
- 230000037431 insertion Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 210000000056 organ Anatomy 0.000 description 2
- 102000004169 proteins and genes Human genes 0.000 description 2
- 108090000623 proteins and genes Proteins 0.000 description 2
- 230000035484 reaction time Effects 0.000 description 2
- 150000003839 salts Chemical class 0.000 description 2
- 238000001356 surgical procedure Methods 0.000 description 2
- 230000002885 thrombogenetic effect Effects 0.000 description 2
- 230000002792 vascular Effects 0.000 description 2
- RYHBNJHYFVUHQT-UHFFFAOYSA-N 1,4-Dioxane Chemical compound C1COCCO1 RYHBNJHYFVUHQT-UHFFFAOYSA-N 0.000 description 1
- 102000008946 Fibrinogen Human genes 0.000 description 1
- 108010049003 Fibrinogen Proteins 0.000 description 1
- 102000006395 Globulins Human genes 0.000 description 1
- 108010044091 Globulins Proteins 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
- 239000000654 additive Substances 0.000 description 1
- 125000001931 aliphatic group Chemical group 0.000 description 1
- 229920003231 aliphatic polyamide Polymers 0.000 description 1
- 150000001412 amines Chemical class 0.000 description 1
- 125000003277 amino group Chemical group 0.000 description 1
- 229940127090 anticoagulant agent Drugs 0.000 description 1
- 239000003146 anticoagulant agent Substances 0.000 description 1
- 239000007864 aqueous solution Substances 0.000 description 1
- 229920003233 aromatic nylon Polymers 0.000 description 1
- 230000001746 atrial effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000017531 blood circulation Effects 0.000 description 1
- 125000003178 carboxy group Chemical group [H]OC(*)=O 0.000 description 1
- 235000019994 cava Nutrition 0.000 description 1
- 230000035602 clotting Effects 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 238000004737 colorimetric analysis Methods 0.000 description 1
- 238000007398 colorimetric assay Methods 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000011156 evaluation Methods 0.000 description 1
- 210000003191 femoral vein Anatomy 0.000 description 1
- 229940012952 fibrinogen Drugs 0.000 description 1
- 239000012467 final product Substances 0.000 description 1
- 210000002216 heart Anatomy 0.000 description 1
- 229960002897 heparin Drugs 0.000 description 1
- 229920000669 heparin Polymers 0.000 description 1
- 238000007654 immersion Methods 0.000 description 1
- 239000007943 implant Substances 0.000 description 1
- 238000000338 in vitro Methods 0.000 description 1
- 230000000968 intestinal effect Effects 0.000 description 1
- 238000001990 intravenous administration Methods 0.000 description 1
- 210000003734 kidney Anatomy 0.000 description 1
- 210000004072 lung Anatomy 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 210000003205 muscle Anatomy 0.000 description 1
- 229940105631 nembutal Drugs 0.000 description 1
- WEXRUCMBJFQVBZ-UHFFFAOYSA-N pentobarbital Chemical compound CCCC(C)C1(CC)C(=O)NC(=O)NC1=O WEXRUCMBJFQVBZ-UHFFFAOYSA-N 0.000 description 1
- 239000003208 petroleum Substances 0.000 description 1
- 229920002635 polyurethane Polymers 0.000 description 1
- 239000004814 polyurethane Substances 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 239000013074 reference sample Substances 0.000 description 1
- 238000010992 reflux Methods 0.000 description 1
- 239000000523 sample Substances 0.000 description 1
- 239000012047 saturated solution Substances 0.000 description 1
- 239000002904 solvent Substances 0.000 description 1
- 238000001179 sorption measurement Methods 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J7/00—Chemical treatment or coating of shaped articles made of macromolecular substances
- C08J7/12—Chemical modification
- C08J7/14—Chemical modification with acids, their salts or anhydrides
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
- A61L33/00—Antithrombogenic treatment of surgical articles, e.g. sutures, catheters, prostheses, or of articles for the manipulation or conditioning of blood; Materials for such treatment
- A61L33/0076—Chemical modification of the substrate
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G69/00—Macromolecular compounds obtained by reactions forming a carboxylic amide link in the main chain of the macromolecule
- C08G69/48—Polymers modified by chemical after-treatment
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J2377/00—Characterised by the use of polyamides obtained by reactions forming a carboxylic amide link in the main chain; Derivatives of such polymers
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S128/00—Surgery
- Y10S128/03—Heart-lung
Landscapes
- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Organic Chemistry (AREA)
- Polymers & Plastics (AREA)
- Medicinal Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Veterinary Medicine (AREA)
- Public Health (AREA)
- General Health & Medical Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- Epidemiology (AREA)
- Surgery (AREA)
- Hematology (AREA)
- Materials For Medical Uses (AREA)
- Prostheses (AREA)
- Processes Of Treating Macromolecular Substances (AREA)
- Polyamides (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| IT22222/78A IT1095574B (it) | 1978-04-12 | 1978-04-12 | Procedimento per la preparazione di materiali biocompatibili di natura poliammidica e manufatti cosi'ottenuti |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CS226004B2 true CS226004B2 (en) | 1984-03-19 |
Family
ID=11193262
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CS792518A CS226004B2 (en) | 1978-04-12 | 1979-04-12 | Haemo-compatible material |
Country Status (21)
| Country | Link |
|---|---|
| US (1) | US4336357A (no) |
| JP (1) | JPS54137096A (no) |
| AU (1) | AU526718B2 (no) |
| BE (1) | BE875500A (no) |
| CA (1) | CA1117696A (no) |
| CH (1) | CH638821A5 (no) |
| CS (1) | CS226004B2 (no) |
| DD (1) | DD142842A5 (no) |
| DE (1) | DE2914018C3 (no) |
| DK (1) | DK140479A (no) |
| FR (1) | FR2422697A1 (no) |
| GB (1) | GB2018791B (no) |
| HU (1) | HU180522B (no) |
| IL (1) | IL57027A (no) |
| IT (1) | IT1095574B (no) |
| LU (1) | LU81140A1 (no) |
| NL (1) | NL174650C (no) |
| NO (1) | NO147232C (no) |
| SE (1) | SE7903262L (no) |
| YU (1) | YU86179A (no) |
| ZA (1) | ZA791652B (no) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS61502379A (ja) * | 1984-06-14 | 1986-10-23 | バイオリサ−チ インコ−ポレイテツド | 複合外科用縫合糸 |
| JPH0796617B2 (ja) * | 1984-10-29 | 1995-10-18 | メムテツク リミテツド | 塩化スルフリル−ポリアミド誘導体 |
| DE4120723A1 (de) * | 1991-06-22 | 1992-12-24 | Basf Ag | Verfahren zur oberflaechenbehandlung von polyamid-formkoerpern und danach erhaltene formkoerper |
| US6547768B2 (en) | 2000-12-14 | 2003-04-15 | Cordis Corporation | Medical devices with reduced friction polyamides, and method |
| KR20090093932A (ko) * | 2006-12-18 | 2009-09-02 | 유니띠까 가부시키가이샤 | 2축 연신 폴리아미드 수지 필름 및 그 제조방법 |
Family Cites Families (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| BE450489A (no) * | 1941-07-10 | |||
| GB670693A (en) * | 1947-10-10 | 1952-04-23 | Edward Erlick Verdiers | Treatment of waste fibrous materials of synthetic origin |
| GB734493A (en) * | 1951-05-08 | 1955-08-03 | Raduner & Co Ag | Improvements in or relating to a process of improving synthetic polyamide fibre materials |
| US2876524A (en) * | 1954-12-08 | 1959-03-10 | Univ Minnesota | Method of altering the physical characteristics of linear condensation polymers withanhydrous hydrogen halide gas |
| US3075823A (en) * | 1957-08-21 | 1963-01-29 | Univ Minnesota | Method of treating water-insoluble linear polyamide condensation polymers with anhydrous hydrogen halide gas and then moisture to hydrolyze the polyamide surface |
| US3011915A (en) * | 1958-03-17 | 1961-12-05 | Capskar Inc | Method of coating cloth with a nylon solution |
| US3060550A (en) * | 1959-03-27 | 1962-10-30 | American Enka Corp | Treatment of polyamides |
| NL299806A (no) * | 1962-11-07 | |||
| AT237903B (de) * | 1963-02-12 | 1965-01-11 | Leuna Werke Veb | Verfahren zur Verminderung der relativen Viskosität von durch alkalische Polymerisation hergestellten Polyamiden |
| CH1373768D (no) * | 1967-04-24 | |||
| CA953054A (en) * | 1970-06-05 | 1974-08-20 | Fmc Corporation | Method of forming structures from microcrystalline collagen |
| FR2098753A5 (no) * | 1970-07-15 | 1972-03-10 | Inst Bezinovoi | |
| IL42516A (en) * | 1973-06-15 | 1976-11-30 | Mordechai Sokolovsky | Polyamides are converted by aldehyde and isonitrile groups and a process for their preparation |
| IT1085524B (it) * | 1977-03-22 | 1985-05-28 | Snam Progetti | Materiali e fibre porose biocompatibili in grado di inglobare sostanze di interesse biologico e metodi per il loro ottenimento |
-
1978
- 1978-04-12 IT IT22222/78A patent/IT1095574B/it active
-
1979
- 1979-04-03 AU AU45733/79A patent/AU526718B2/en not_active Ceased
- 1979-04-05 DK DK140479A patent/DK140479A/da not_active IP Right Cessation
- 1979-04-06 DE DE2914018A patent/DE2914018C3/de not_active Expired
- 1979-04-06 ZA ZA791652A patent/ZA791652B/xx unknown
- 1979-04-06 CH CH325779A patent/CH638821A5/it not_active IP Right Cessation
- 1979-04-06 NO NO791164A patent/NO147232C/no unknown
- 1979-04-09 IL IL57027A patent/IL57027A/xx unknown
- 1979-04-10 GB GB7912612A patent/GB2018791B/en not_active Expired
- 1979-04-11 BE BE0/194545A patent/BE875500A/xx not_active IP Right Cessation
- 1979-04-11 LU LU81140A patent/LU81140A1/xx unknown
- 1979-04-11 FR FR7909218A patent/FR2422697A1/fr active Granted
- 1979-04-11 HU HU79SA3174A patent/HU180522B/hu unknown
- 1979-04-11 SE SE7903262A patent/SE7903262L/xx not_active Application Discontinuation
- 1979-04-11 CA CA000325378A patent/CA1117696A/en not_active Expired
- 1979-04-11 YU YU00861/79A patent/YU86179A/xx unknown
- 1979-04-12 CS CS792518A patent/CS226004B2/cs unknown
- 1979-04-12 NL NLAANVRAGE7902923,A patent/NL174650C/xx not_active IP Right Cessation
- 1979-04-12 DD DD79212190A patent/DD142842A5/de unknown
- 1979-04-12 JP JP4369079A patent/JPS54137096A/ja active Pending
-
1980
- 1980-07-28 US US06/172,957 patent/US4336357A/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| NO147232B (no) | 1982-11-22 |
| AU4573379A (en) | 1979-10-18 |
| NL7902923A (nl) | 1979-10-16 |
| NO791164L (no) | 1979-10-15 |
| GB2018791A (en) | 1979-10-24 |
| SE7903262L (sv) | 1979-10-13 |
| NL174650B (nl) | 1984-02-16 |
| DE2914018B2 (de) | 1981-05-14 |
| IL57027A0 (en) | 1979-07-25 |
| CA1117696A (en) | 1982-02-02 |
| NO147232C (no) | 1983-03-02 |
| BE875500A (fr) | 1979-10-11 |
| US4336357A (en) | 1982-06-22 |
| DK140479A (da) | 1979-10-13 |
| NL174650C (nl) | 1984-07-16 |
| IT1095574B (it) | 1985-08-10 |
| YU86179A (en) | 1983-12-31 |
| AU526718B2 (en) | 1983-01-27 |
| GB2018791B (en) | 1983-02-09 |
| HU180522B (en) | 1983-03-28 |
| ZA791652B (en) | 1980-04-30 |
| DE2914018A1 (de) | 1979-10-31 |
| JPS54137096A (en) | 1979-10-24 |
| DE2914018C3 (de) | 1982-04-22 |
| FR2422697A1 (fr) | 1979-11-09 |
| IT7822222A0 (it) | 1978-04-12 |
| IL57027A (en) | 1982-09-30 |
| CH638821A5 (it) | 1983-10-14 |
| FR2422697B1 (no) | 1983-10-28 |
| LU81140A1 (fr) | 1979-06-19 |
| DD142842A5 (de) | 1980-07-16 |
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