DK168517B1 - Hjælpeapparat for højre hjertekammer - Google Patents
Hjælpeapparat for højre hjertekammer Download PDFInfo
- Publication number
- DK168517B1 DK168517B1 DK123885A DK123885A DK168517B1 DK 168517 B1 DK168517 B1 DK 168517B1 DK 123885 A DK123885 A DK 123885A DK 123885 A DK123885 A DK 123885A DK 168517 B1 DK168517 B1 DK 168517B1
- Authority
- DK
- Denmark
- Prior art keywords
- shell
- bag
- blood
- opening
- valve
- Prior art date
Links
- 210000005242 cardiac chamber Anatomy 0.000 title claims description 17
- 239000008280 blood Substances 0.000 claims abstract description 38
- 210000004369 blood Anatomy 0.000 claims abstract description 38
- 229920002635 polyurethane Polymers 0.000 claims abstract description 19
- 239000004814 polyurethane Substances 0.000 claims abstract description 19
- 230000004087 circulation Effects 0.000 claims abstract description 10
- 210000001147 pulmonary artery Anatomy 0.000 claims description 30
- 239000012528 membrane Substances 0.000 claims description 14
- 230000017531 blood circulation Effects 0.000 claims description 8
- 210000000115 thoracic cavity Anatomy 0.000 claims description 5
- 230000008878 coupling Effects 0.000 claims description 4
- 238000010168 coupling process Methods 0.000 claims description 4
- 238000005859 coupling reaction Methods 0.000 claims description 4
- 230000003014 reinforcing effect Effects 0.000 claims description 2
- 230000002441 reversible effect Effects 0.000 claims 1
- 230000002861 ventricular Effects 0.000 abstract description 17
- 229920004934 Dacron® Polymers 0.000 description 9
- 230000010349 pulsation Effects 0.000 description 7
- 238000010276 construction Methods 0.000 description 6
- 208000014674 injury Diseases 0.000 description 6
- 230000008733 trauma Effects 0.000 description 6
- 206010039163 Right ventricular failure Diseases 0.000 description 5
- 210000001367 artery Anatomy 0.000 description 5
- 238000000034 method Methods 0.000 description 5
- 230000004088 pulmonary circulation Effects 0.000 description 5
- 210000005241 right ventricle Anatomy 0.000 description 5
- 230000000747 cardiac effect Effects 0.000 description 4
- 238000002513 implantation Methods 0.000 description 4
- 229920003023 plastic Polymers 0.000 description 4
- 239000004033 plastic Substances 0.000 description 4
- 230000001154 acute effect Effects 0.000 description 3
- 230000015572 biosynthetic process Effects 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 238000005086 pumping Methods 0.000 description 3
- 241000283707 Capra Species 0.000 description 2
- 206010024119 Left ventricular failure Diseases 0.000 description 2
- 230000009471 action Effects 0.000 description 2
- 229940127219 anticoagulant drug Drugs 0.000 description 2
- 210000000038 chest Anatomy 0.000 description 2
- 229940079593 drug Drugs 0.000 description 2
- 239000003814 drug Substances 0.000 description 2
- 238000003780 insertion Methods 0.000 description 2
- 230000037431 insertion Effects 0.000 description 2
- 210000005240 left ventricle Anatomy 0.000 description 2
- CWEFIMQKSZFZNY-UHFFFAOYSA-N pentyl 2-[4-[[4-[4-[[4-[[4-(pentoxycarbonylamino)phenyl]methyl]phenyl]carbamoyloxy]butoxycarbonylamino]phenyl]methyl]phenyl]acetate Chemical compound C1=CC(CC(=O)OCCCCC)=CC=C1CC(C=C1)=CC=C1NC(=O)OCCCCOC(=O)NC(C=C1)=CC=C1CC1=CC=C(NC(=O)OCCCCC)C=C1 CWEFIMQKSZFZNY-UHFFFAOYSA-N 0.000 description 2
- 239000004800 polyvinyl chloride Substances 0.000 description 2
- 229920000915 polyvinyl chloride Polymers 0.000 description 2
- 238000011477 surgical intervention Methods 0.000 description 2
- 238000001356 surgical procedure Methods 0.000 description 2
- JIABEENURMZTTI-UHFFFAOYSA-N 1-isocyanato-2-[(2-isocyanatophenyl)methyl]benzene Chemical compound O=C=NC1=CC=CC=C1CC1=CC=CC=C1N=C=O JIABEENURMZTTI-UHFFFAOYSA-N 0.000 description 1
- 241000282465 Canis Species 0.000 description 1
- 206010053172 Fatal outcomes Diseases 0.000 description 1
- 206010018910 Haemolysis Diseases 0.000 description 1
- 241001465754 Metazoa Species 0.000 description 1
- FXHOOIRPVKKKFG-UHFFFAOYSA-N N,N-Dimethylacetamide Chemical compound CN(C)C(C)=O FXHOOIRPVKKKFG-UHFFFAOYSA-N 0.000 description 1
- 208000010378 Pulmonary Embolism Diseases 0.000 description 1
- 206010060953 Ventricular failure Diseases 0.000 description 1
- 230000003872 anastomosis Effects 0.000 description 1
- 239000003146 anticoagulant agent Substances 0.000 description 1
- 210000000709 aorta Anatomy 0.000 description 1
- 230000004872 arterial blood pressure Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 206010007625 cardiogenic shock Diseases 0.000 description 1
- 210000000748 cardiovascular system Anatomy 0.000 description 1
- 230000035602 clotting Effects 0.000 description 1
- 230000000052 comparative effect Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 229920001577 copolymer Polymers 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000003205 diastolic effect Effects 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 230000008588 hemolysis Effects 0.000 description 1
- 230000001939 inductive effect Effects 0.000 description 1
- 230000000297 inotrophic effect Effects 0.000 description 1
- 210000003734 kidney Anatomy 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 210000000056 organ Anatomy 0.000 description 1
- 229920002492 poly(sulfone) Polymers 0.000 description 1
- 239000004417 polycarbonate Substances 0.000 description 1
- 229920000515 polycarbonate Polymers 0.000 description 1
- 230000002787 reinforcement Effects 0.000 description 1
- 230000004044 response Effects 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 230000001839 systemic circulation Effects 0.000 description 1
- 238000005496 tempering Methods 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
- 210000000779 thoracic wall Anatomy 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
- 230000002792 vascular Effects 0.000 description 1
- 208000003663 ventricular fibrillation Diseases 0.000 description 1
- 210000001835 viscera Anatomy 0.000 description 1
Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M60/00—Blood pumps; Devices for mechanical circulatory actuation; Balloon pumps for circulatory assistance
- A61M60/10—Location thereof with respect to the patient's body
- A61M60/122—Implantable pumps or pumping devices, i.e. the blood being pumped inside the patient's body
- A61M60/126—Implantable pumps or pumping devices, i.e. the blood being pumped inside the patient's body implantable via, into, inside, in line, branching on, or around a blood vessel
- A61M60/148—Implantable pumps or pumping devices, i.e. the blood being pumped inside the patient's body implantable via, into, inside, in line, branching on, or around a blood vessel in line with a blood vessel using resection or like techniques, e.g. permanent endovascular heart assist devices
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M60/00—Blood pumps; Devices for mechanical circulatory actuation; Balloon pumps for circulatory assistance
- A61M60/10—Location thereof with respect to the patient's body
- A61M60/122—Implantable pumps or pumping devices, i.e. the blood being pumped inside the patient's body
- A61M60/126—Implantable pumps or pumping devices, i.e. the blood being pumped inside the patient's body implantable via, into, inside, in line, branching on, or around a blood vessel
- A61M60/152—Implantable pumps or pumping devices, i.e. the blood being pumped inside the patient's body implantable via, into, inside, in line, branching on, or around a blood vessel branching on and drawing blood from a blood vessel
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M60/00—Blood pumps; Devices for mechanical circulatory actuation; Balloon pumps for circulatory assistance
- A61M60/20—Type thereof
- A61M60/247—Positive displacement blood pumps
- A61M60/253—Positive displacement blood pumps including a displacement member directly acting on the blood
- A61M60/268—Positive displacement blood pumps including a displacement member directly acting on the blood the displacement member being flexible, e.g. membranes, diaphragms or bladders
- A61M60/274—Positive displacement blood pumps including a displacement member directly acting on the blood the displacement member being flexible, e.g. membranes, diaphragms or bladders the inlet and outlet being the same, e.g. para-aortic counter-pulsation blood pumps
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M60/00—Blood pumps; Devices for mechanical circulatory actuation; Balloon pumps for circulatory assistance
- A61M60/40—Details relating to driving
- A61M60/424—Details relating to driving for positive displacement blood pumps
- A61M60/427—Details relating to driving for positive displacement blood pumps the force acting on the blood contacting member being hydraulic or pneumatic
- A61M60/432—Details relating to driving for positive displacement blood pumps the force acting on the blood contacting member being hydraulic or pneumatic with diastole or systole switching by stopping or reversing the blood pump operating at a much higher cyclical speed than the heart beat
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M60/00—Blood pumps; Devices for mechanical circulatory actuation; Balloon pumps for circulatory assistance
- A61M60/50—Details relating to control
- A61M60/508—Electronic control means, e.g. for feedback regulation
- A61M60/515—Regulation using real-time patient data
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M60/00—Blood pumps; Devices for mechanical circulatory actuation; Balloon pumps for circulatory assistance
- A61M60/80—Constructional details other than related to driving
- A61M60/835—Constructional details other than related to driving of positive displacement blood pumps
- A61M60/837—Aspects of flexible displacement members, e.g. shapes or materials
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M60/00—Blood pumps; Devices for mechanical circulatory actuation; Balloon pumps for circulatory assistance
- A61M60/80—Constructional details other than related to driving
- A61M60/855—Constructional details other than related to driving of implantable pumps or pumping devices
- A61M60/869—Compliance chambers containing a gas or liquid other than blood to compensate volume variations of a blood chamber
Landscapes
- Health & Medical Sciences (AREA)
- Engineering & Computer Science (AREA)
- Heart & Thoracic Surgery (AREA)
- Cardiology (AREA)
- Animal Behavior & Ethology (AREA)
- Veterinary Medicine (AREA)
- Anesthesiology (AREA)
- Biomedical Technology (AREA)
- Hematology (AREA)
- Life Sciences & Earth Sciences (AREA)
- Mechanical Engineering (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Vascular Medicine (AREA)
- Medical Informatics (AREA)
- External Artificial Organs (AREA)
- Prostheses (AREA)
- Massaging Devices (AREA)
- Eye Examination Apparatus (AREA)
- Electrotherapy Devices (AREA)
- Magnetic Resonance Imaging Apparatus (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US06/590,813 US4573997A (en) | 1984-03-19 | 1984-03-19 | Right ventricular assist device |
| US59081384 | 1984-03-19 |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| DK123885D0 DK123885D0 (da) | 1985-03-19 |
| DK123885A DK123885A (da) | 1985-09-20 |
| DK168517B1 true DK168517B1 (da) | 1994-04-11 |
Family
ID=24363829
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DK123885A DK168517B1 (da) | 1984-03-19 | 1985-03-19 | Hjælpeapparat for højre hjertekammer |
Country Status (11)
| Country | Link |
|---|---|
| US (1) | US4573997A (de) |
| EP (1) | EP0156289B1 (de) |
| JP (1) | JPS60212159A (de) |
| AT (1) | ATE56621T1 (de) |
| AU (1) | AU574142B2 (de) |
| CA (1) | CA1234953A (de) |
| DE (1) | DE3579718D1 (de) |
| DK (1) | DK168517B1 (de) |
| GR (1) | GR850678B (de) |
| IE (1) | IE56530B1 (de) |
| NO (1) | NO168087C (de) |
Families Citing this family (44)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4666443A (en) * | 1986-04-18 | 1987-05-19 | Novacor Medical Corporation | Biventricular circulatory assist system and method |
| FR2609886B1 (fr) * | 1987-01-27 | 1989-07-28 | Didier Lapeyre | Prothese cardiaque totale perfectionnee |
| US4822357A (en) * | 1987-04-29 | 1989-04-18 | Articor Limited | Auxiliary artificial heart |
| US4938766A (en) * | 1987-08-28 | 1990-07-03 | Jarvik Robert K | Prosthetic compliance devices |
| US4994078A (en) * | 1988-02-17 | 1991-02-19 | Jarvik Robert K | Intraventricular artificial hearts and methods of their surgical implantation and use |
| US5092879A (en) * | 1988-02-17 | 1992-03-03 | Jarvik Robert K | Intraventricular artificial hearts and methods of their surgical implantation and use |
| US4976729A (en) * | 1988-08-15 | 1990-12-11 | University Of Utah Research Foundation | Elliptical artificial heart |
| US4976730A (en) * | 1988-10-11 | 1990-12-11 | Kwan Gett Clifford S | Artificial pericardium |
| US4902291A (en) * | 1989-01-31 | 1990-02-20 | University Of Utah Research Foundation | Collapsible artificial ventricle and pumping shell |
| US5089020A (en) * | 1989-07-24 | 1992-02-18 | University Of Utah Research Foundation | Monoseptal, bi-ventricular artificial heart |
| US5443504A (en) * | 1991-09-30 | 1995-08-22 | Hill; John D. | Basic skeletal muscle energy conversion system |
| US5344385A (en) * | 1991-09-30 | 1994-09-06 | Thoratec Laboratories Corporation | Step-down skeletal muscle energy conversion system |
| US5192314A (en) * | 1991-12-12 | 1993-03-09 | Daskalakis Michael K | Synthetic intraventricular implants and method of inserting |
| US5273518A (en) * | 1992-01-31 | 1993-12-28 | Medtronic, Inc. | Cardiac assist apparatus |
| US6610004B2 (en) | 1997-10-09 | 2003-08-26 | Orqis Medical Corporation | Implantable heart assist system and method of applying same |
| US6387037B1 (en) | 1997-10-09 | 2002-05-14 | Orqis Medical Corporation | Implantable heart assist system and method of applying same |
| UA56262C2 (uk) | 1997-10-09 | 2003-05-15 | Орквіс Медікел Корпорейшн | Імплантовувана система підтримки серця |
| US6889082B2 (en) * | 1997-10-09 | 2005-05-03 | Orqis Medical Corporation | Implantable heart assist system and method of applying same |
| US6390969B1 (en) | 1997-10-09 | 2002-05-21 | Orqis Medical Corporation | Implantable heart assist system and method of applying same |
| US6197055B1 (en) | 1999-07-06 | 2001-03-06 | Herbert L. Matthews | Single chamber mechanical heart |
| US6406422B1 (en) | 2000-03-02 | 2002-06-18 | Levram Medical Devices, Ltd. | Ventricular-assist method and apparatus |
| US6808508B1 (en) | 2000-09-13 | 2004-10-26 | Cardiacassist, Inc. | Method and system for closed chest blood flow support |
| US7141071B2 (en) | 2002-12-23 | 2006-11-28 | Python Medical, Inc. | Implantable digestive tract organ |
| US7037343B2 (en) | 2002-12-23 | 2006-05-02 | Python, Inc. | Stomach prosthesis |
| US7217236B2 (en) * | 2003-05-30 | 2007-05-15 | Innovamedica S.A. De C.V. | Universal pneumatic ventricular assist device |
| US20050085683A1 (en) * | 2003-10-15 | 2005-04-21 | Bolling Steven F. | Implantable heart assist system and method of applying same |
| US20050131385A1 (en) * | 2003-12-12 | 2005-06-16 | Bolling Steven F. | Cannulae for selectively enhancing blood flow |
| US7066874B2 (en) * | 2004-01-06 | 2006-06-27 | Bay Innovation Group, Llc | Devices and methods for blood flow assistance |
| LT1715902T (lt) * | 2004-01-08 | 2016-11-10 | Sullivan, Paul Joseph | Neišardomas fluido perdavimo įrenginys |
| US7445592B2 (en) * | 2004-06-10 | 2008-11-04 | Orqis Medical Corporation | Cannulae having reduced flow resistance |
| US20050277870A1 (en) * | 2004-06-10 | 2005-12-15 | Robert Pecor | Cannula having reduced flow resistance |
| US20060184199A1 (en) * | 2005-02-14 | 2006-08-17 | O'leary Shawn | Apparatus and methods for reducing bleeding from a cannulation site |
| US20060224110A1 (en) * | 2005-03-17 | 2006-10-05 | Scott Michael J | Methods for minimally invasive vascular access |
| US8092414B2 (en) * | 2005-11-09 | 2012-01-10 | Nxstage Medical, Inc. | Diaphragm pressure pod for medical fluids |
| US8550973B2 (en) * | 2006-01-09 | 2013-10-08 | Cardiacassist, Inc. | Percutaneous right ventricular assist apparatus and method |
| WO2007089500A2 (en) * | 2006-01-30 | 2007-08-09 | Pong-Jeu Lu | Dual-pulsation bi-ventricular assist device |
| US20070287879A1 (en) * | 2006-06-13 | 2007-12-13 | Daniel Gelbart | Mechanical means for controlling blood pressure |
| US8376927B2 (en) | 2008-03-28 | 2013-02-19 | Vitalmex Internacional S.A. De S.V. | Fluid pumping ventricular assist device and components with static seal |
| US7811318B2 (en) * | 2008-04-23 | 2010-10-12 | Syncardia Systems, Inc. | Apparatus and method for pneumatically driving an implantable medical device |
| US8523756B2 (en) * | 2008-12-31 | 2013-09-03 | National Cheng Kung University | Cardiac compression system |
| US8562519B2 (en) * | 2009-12-31 | 2013-10-22 | Cardiacassist, Inc. | Pumping system and method for assisting a patient's heart |
| GB2504644A (en) | 2011-05-31 | 2014-02-05 | Nxstage Medical Inc | Pressure measurement devices, methods and systems |
| WO2020160526A2 (en) * | 2019-02-01 | 2020-08-06 | Kardiatec SA | Pressure unloading left ventricular assist device and methods for assisting a human heart |
| EP3862036A1 (de) * | 2020-02-07 | 2021-08-11 | HTC-Assistance | Implantierbare vorrichtung zur langzeitunterstützung des rechten ventrikels eines herzens |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR1503906A (fr) * | 1966-10-18 | 1967-12-01 | Nouveau ventricule cardiaque artificiel | |
| US4034742A (en) * | 1973-01-31 | 1977-07-12 | Thoma Dipl Ing Dr Techn Herwig | Apparatus for mechanically assisting circulation of the blood in the human body |
| US4080958A (en) * | 1976-02-27 | 1978-03-28 | Datascope Corporation | Apparatus for aiding and improving the blood flow in patients |
| US4222127A (en) * | 1978-06-02 | 1980-09-16 | Donachy And Pierce | Blood pump and method of pumping blood |
| US4240409A (en) * | 1979-02-21 | 1980-12-23 | Thermo Electron Corporation | Apparatus for assisting circulation of blood |
-
1984
- 1984-03-19 US US06/590,813 patent/US4573997A/en not_active Expired - Fee Related
-
1985
- 1985-03-14 CA CA000476570A patent/CA1234953A/en not_active Expired
- 1985-03-18 AU AU40049/85A patent/AU574142B2/en not_active Ceased
- 1985-03-18 GR GR850678A patent/GR850678B/el unknown
- 1985-03-18 NO NO851073A patent/NO168087C/no unknown
- 1985-03-19 AT AT85103172T patent/ATE56621T1/de not_active IP Right Cessation
- 1985-03-19 EP EP85103172A patent/EP0156289B1/de not_active Expired - Lifetime
- 1985-03-19 JP JP60055602A patent/JPS60212159A/ja active Granted
- 1985-03-19 DK DK123885A patent/DK168517B1/da not_active IP Right Cessation
- 1985-03-19 DE DE8585103172T patent/DE3579718D1/de not_active Expired - Fee Related
- 1985-03-19 IE IE691/85A patent/IE56530B1/en not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| CA1234953A (en) | 1988-04-12 |
| ATE56621T1 (de) | 1990-10-15 |
| AU4004985A (en) | 1985-09-26 |
| DK123885A (da) | 1985-09-20 |
| DE3579718D1 (de) | 1990-10-25 |
| EP0156289B1 (de) | 1990-09-19 |
| NO168087B (no) | 1991-10-07 |
| US4573997A (en) | 1986-03-04 |
| GR850678B (de) | 1985-07-19 |
| EP0156289A2 (de) | 1985-10-02 |
| DK123885D0 (da) | 1985-03-19 |
| IE56530B1 (en) | 1991-08-28 |
| NO851073L (no) | 1985-09-20 |
| NO168087C (no) | 1992-01-15 |
| JPH0552227B2 (de) | 1993-08-04 |
| IE850691L (en) | 1985-09-19 |
| JPS60212159A (ja) | 1985-10-24 |
| EP0156289A3 (en) | 1986-10-08 |
| AU574142B2 (en) | 1988-06-30 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| B1 | Patent granted (law 1993) | ||
| PBP | Patent lapsed |