JPH0448465B2 - - Google Patents
Info
- Publication number
- JPH0448465B2 JPH0448465B2 JP1137302A JP13730289A JPH0448465B2 JP H0448465 B2 JPH0448465 B2 JP H0448465B2 JP 1137302 A JP1137302 A JP 1137302A JP 13730289 A JP13730289 A JP 13730289A JP H0448465 B2 JPH0448465 B2 JP H0448465B2
- Authority
- JP
- Japan
- Prior art keywords
- heart
- value
- pulse
- rate
- patient
- 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 - Lifetime
Links
- 208000001871 Tachycardia Diseases 0.000 claims description 35
- 230000006794 tachycardia Effects 0.000 claims description 35
- 238000001514 detection method Methods 0.000 claims description 18
- 230000001575 pathological effect Effects 0.000 claims description 16
- 206010003119 arrhythmia Diseases 0.000 claims description 14
- 230000006793 arrhythmia Effects 0.000 claims description 14
- 238000013194 cardioversion Methods 0.000 claims description 12
- 230000000747 cardiac effect Effects 0.000 claims description 10
- 230000008859 change Effects 0.000 claims description 9
- 230000004044 response Effects 0.000 claims description 5
- 230000003213 activating effect Effects 0.000 claims description 3
- 238000010009 beating Methods 0.000 claims description 3
- 230000000977 initiatory effect Effects 0.000 claims description 3
- 230000008878 coupling Effects 0.000 claims description 2
- 238000010168 coupling process Methods 0.000 claims description 2
- 238000005859 coupling reaction Methods 0.000 claims description 2
- 238000005259 measurement Methods 0.000 claims 4
- 230000028161 membrane depolarization Effects 0.000 claims 4
- 230000000638 stimulation Effects 0.000 description 11
- 230000033764 rhythmic process Effects 0.000 description 7
- 230000002861 ventricular Effects 0.000 description 7
- 208000003663 ventricular fibrillation Diseases 0.000 description 7
- 239000008280 blood Substances 0.000 description 6
- 210000004369 blood Anatomy 0.000 description 6
- 238000000034 method Methods 0.000 description 6
- 206010047302 ventricular tachycardia Diseases 0.000 description 6
- 238000003745 diagnosis Methods 0.000 description 5
- 230000000694 effects Effects 0.000 description 5
- 238000004904 shortening Methods 0.000 description 5
- 230000001746 atrial effect Effects 0.000 description 4
- 150000003943 catecholamines Chemical class 0.000 description 4
- 239000004020 conductor Substances 0.000 description 4
- 238000010586 diagram Methods 0.000 description 4
- 230000002600 fibrillogenic effect Effects 0.000 description 4
- 210000005241 right ventricle Anatomy 0.000 description 4
- 206010061592 cardiac fibrillation Diseases 0.000 description 3
- 230000006870 function Effects 0.000 description 3
- 210000002837 heart atrium Anatomy 0.000 description 3
- 230000001788 irregular Effects 0.000 description 3
- 239000007788 liquid Substances 0.000 description 3
- 210000003205 muscle Anatomy 0.000 description 3
- 230000009467 reduction Effects 0.000 description 3
- 230000002889 sympathetic effect Effects 0.000 description 3
- 208000007888 Sinus Tachycardia Diseases 0.000 description 2
- 230000002159 abnormal effect Effects 0.000 description 2
- 230000009471 action Effects 0.000 description 2
- 238000013461 design Methods 0.000 description 2
- 238000002847 impedance measurement Methods 0.000 description 2
- 230000033001 locomotion Effects 0.000 description 2
- 230000007246 mechanism Effects 0.000 description 2
- 230000007935 neutral effect Effects 0.000 description 2
- 230000001766 physiological effect Effects 0.000 description 2
- 230000035939 shock Effects 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
- 210000001519 tissue Anatomy 0.000 description 2
- 206010003658 Atrial Fibrillation Diseases 0.000 description 1
- 206010003671 Atrioventricular Block Diseases 0.000 description 1
- 206010010904 Convulsion Diseases 0.000 description 1
- 208000010271 Heart Block Diseases 0.000 description 1
- 206010021143 Hypoxia Diseases 0.000 description 1
- 208000003734 Supraventricular Tachycardia Diseases 0.000 description 1
- 230000005856 abnormality Effects 0.000 description 1
- 210000000709 aorta Anatomy 0.000 description 1
- 230000002763 arrhythmic effect Effects 0.000 description 1
- 230000008321 arterial blood flow Effects 0.000 description 1
- 210000001367 artery Anatomy 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 230000036471 bradycardia Effects 0.000 description 1
- 208000006218 bradycardia Diseases 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000004069 differentiation Effects 0.000 description 1
- 239000003814 drug Substances 0.000 description 1
- 229940079593 drug Drugs 0.000 description 1
- 238000013195 electrical cardioversion Methods 0.000 description 1
- 230000002996 emotional effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 230000007954 hypoxia Effects 0.000 description 1
- 230000003189 isokinetic effect Effects 0.000 description 1
- 230000001404 mediated effect Effects 0.000 description 1
- 230000002503 metabolic effect Effects 0.000 description 1
- 238000004377 microelectronic Methods 0.000 description 1
- 230000000116 mitigating effect Effects 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 238000011017 operating method Methods 0.000 description 1
- 230000035790 physiological processes and functions Effects 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 238000000718 qrs complex Methods 0.000 description 1
- 230000000284 resting effect Effects 0.000 description 1
- 210000005245 right atrium Anatomy 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 210000003270 subclavian artery Anatomy 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/02—Detecting, measuring or recording pulse, heart rate, blood pressure or blood flow; Combined pulse/heart-rate/blood pressure determination; Evaluating a cardiovascular condition not otherwise provided for, e.g. using combinations of techniques provided for in this group with electrocardiography or electroauscultation; Heart catheters for measuring blood pressure
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61N—ELECTROTHERAPY; MAGNETOTHERAPY; RADIATION THERAPY; ULTRASOUND THERAPY
- A61N1/00—Electrotherapy; Circuits therefor
- A61N1/18—Applying electric currents by contact electrodes
- A61N1/32—Applying electric currents by contact electrodes alternating or intermittent currents
- A61N1/36—Applying electric currents by contact electrodes alternating or intermittent currents for stimulation
- A61N1/362—Heart stimulators
- A61N1/365—Heart stimulators controlled by a physiological parameter, e.g. heart potential
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61N—ELECTROTHERAPY; MAGNETOTHERAPY; RADIATION THERAPY; ULTRASOUND THERAPY
- A61N1/00—Electrotherapy; Circuits therefor
- A61N1/18—Applying electric currents by contact electrodes
- A61N1/32—Applying electric currents by contact electrodes alternating or intermittent currents
- A61N1/38—Applying electric currents by contact electrodes alternating or intermittent currents for producing shock effects
- A61N1/39—Heart defibrillators
- A61N1/3956—Implantable devices for applying electric shocks to the heart, e.g. for cardioversion
- A61N1/3962—Implantable devices for applying electric shocks to the heart, e.g. for cardioversion in combination with another heart therapy
- A61N1/39622—Pacing therapy
Landscapes
- Health & Medical Sciences (AREA)
- Cardiology (AREA)
- Life Sciences & Earth Sciences (AREA)
- Heart & Thoracic Surgery (AREA)
- Public Health (AREA)
- Engineering & Computer Science (AREA)
- Biomedical Technology (AREA)
- Veterinary Medicine (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Radiology & Medical Imaging (AREA)
- Biophysics (AREA)
- Physiology (AREA)
- Physics & Mathematics (AREA)
- Pathology (AREA)
- Medical Informatics (AREA)
- Molecular Biology (AREA)
- Surgery (AREA)
- Electrotherapy Devices (AREA)
- Measurement And Recording Of Electrical Phenomena And Electrical Characteristics Of The Living Body (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US205463 | 1988-06-10 | ||
| US07/205,463 US4865036A (en) | 1988-06-10 | 1988-06-10 | Antitachyarrythmia pacemaker using pre-ejection period to distinguish physiologic from pathologic tachycardia |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0226566A JPH0226566A (ja) | 1990-01-29 |
| JPH0448465B2 true JPH0448465B2 ( ) | 1992-08-06 |
Family
ID=22762288
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1137302A Granted JPH0226566A (ja) | 1988-06-10 | 1989-05-30 | 病的な頻脈から生理的な頻脈を区別するために前駆出期を利用した抗・高不整脈ペースメーカー |
Country Status (16)
| Country | Link |
|---|---|
| US (1) | US4865036A ( ) |
| JP (1) | JPH0226566A ( ) |
| KR (1) | KR930000146B1 ( ) |
| AR (1) | AR243392A1 ( ) |
| AT (1) | AT396429B ( ) |
| AU (1) | AU608110B2 ( ) |
| BE (1) | BE1004908A4 ( ) |
| CA (1) | CA1321815C ( ) |
| CH (1) | CH678698A5 ( ) |
| DE (1) | DE3903323C2 ( ) |
| ES (1) | ES2013542A6 ( ) |
| FR (1) | FR2632532B1 ( ) |
| GB (1) | GB2219508B ( ) |
| IT (1) | IT1234044B ( ) |
| NL (1) | NL193358C ( ) |
| SE (1) | SE506649C2 ( ) |
Families Citing this family (58)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5027816A (en) * | 1987-10-06 | 1991-07-02 | Leonard Bloom | Hemodynamically responsive system for and method of treating a malfunctioning heart |
| US5170785A (en) * | 1989-05-03 | 1992-12-15 | Dr. Eckhard Alt | Rate varying pacemaker apparatus and method for deriving a preferred one of different patient activity control signals |
| US4945909A (en) * | 1989-06-06 | 1990-08-07 | Cook Pacemaker Corporation | Pacemaker with activity-dependent rate limiting |
| DE3939899A1 (de) * | 1989-11-29 | 1991-06-06 | Biotronik Mess & Therapieg | Herzschrittmacher |
| US5336243A (en) * | 1989-11-29 | 1994-08-09 | Biotronik Mess- Und Therapiegerate Gmbh & Co., Ingenieurburo Berlin | Physiologically controlled pacemaker and pacemaker control system with detection of the spatial position of the patient |
| US5713926A (en) * | 1990-04-25 | 1998-02-03 | Cardiac Pacemakers, Inc. | Implantable intravenous cardiac stimulation system with pulse generator housing serving as optional additional electrode |
| US5174286A (en) * | 1990-12-07 | 1992-12-29 | Raul Chirife | Sensor for right ventricular and thoracic volumes using the trailing edge value of a generated pulse |
| DE4111505C2 (de) * | 1991-04-09 | 1997-04-17 | Pacesetter Ab | Anordnung zur Ermittlung eines physiologischen Parameters aus einem kardialen Informationssignal |
| US5168869A (en) * | 1991-06-17 | 1992-12-08 | Raul Chirife | Rate responsive pacemaker controlled by isovolumic contraction time |
| US5251625A (en) * | 1991-10-22 | 1993-10-12 | Telectronics Pacing Systems, Inc. | Apparatus and method for controlling tachyarrhythmia confirmation in response to patient history |
| US5312443A (en) * | 1992-02-20 | 1994-05-17 | Angeion Corporation | Arrhythmia-detection criteria process for a cardioverter/defibrillator |
| US5370667A (en) * | 1992-04-03 | 1994-12-06 | Intermedics, Inc. | Device and method for automatically adjusting tachycardia recognition criteria based on detected parameter |
| EP0647151B1 (en) * | 1992-06-30 | 1997-01-15 | Medtronic, Inc. | Apparatus for treatment of angina |
| SE9304029D0 (sv) * | 1993-12-03 | 1993-12-03 | Siemens Elema Ab | Analysanordning för att analysera elektriska signaler från ett hjärta |
| US5709710A (en) * | 1995-05-10 | 1998-01-20 | Armstrong; Randolph Kerry | Implantable cardioverter/defibrillator with adaptive shock coupling interval and method |
| US5674256A (en) * | 1995-12-19 | 1997-10-07 | Cardiac Pacemakers, Inc. | Cardiac pre-ejection period detection |
| US6115633A (en) * | 1996-10-28 | 2000-09-05 | Biotronik Mess-Und Therapiegeraete Gmbh & Co. Ingenieurbuero Berlin | Implantable stimulator |
| DE19654494A1 (de) * | 1996-10-28 | 1998-05-07 | Biotronik Mess & Therapieg | Implantierbares Stimulationsgerät |
| US5782884A (en) * | 1996-11-05 | 1998-07-21 | Sulzer Intermedics Inc. | Rate responsive cardiac pacemaker with peak impedance detection for rate control |
| US5978710A (en) * | 1998-01-23 | 1999-11-02 | Sulzer Intermedics Inc. | Implantable cardiac stimulator with safe noise mode |
| US6119040A (en) * | 1998-06-29 | 2000-09-12 | Chirife; Raul | Cardiac pacemaker upper rate limit control |
| US6167308A (en) * | 1999-04-09 | 2000-12-26 | Medtronic, Inc. | Closed loop ATP |
| US6188927B1 (en) | 1999-04-16 | 2001-02-13 | Pacesetter, Inc. | Implantable cardiac stimulation system having improved method of calibrating physiologic sensors |
| US7212858B2 (en) * | 1999-06-26 | 2007-05-01 | Biotronik Mess- Und Therapiegeraete Gmbh & Co. Ingenieurbuero Berlin | Therapy system |
| US6690971B2 (en) | 1999-11-30 | 2004-02-10 | Biotronik Mess - Und Therapiegeraete Gmbh & Co. Ingenieurbuero Berlin | Device for regulating heart rate and heart pumping force |
| US6519495B1 (en) * | 2000-08-15 | 2003-02-11 | Cardiac Pacemakers, Inc. | Rate-adaptive therapy with sensor cross-checking |
| US6839593B1 (en) | 2000-09-08 | 2005-01-04 | Cardiac Pacemakers, Inc. | Rate-adaptive therapy with automatic limiting of maximum pacing rate |
| US6823214B1 (en) | 2000-09-08 | 2004-11-23 | Cardiac Pacemakers, Inc. | Self-calibrating rate-adaptive pacemaker |
| JP2004513752A (ja) * | 2000-11-22 | 2004-05-13 | メドトロニック，インコーポレイテッド | 心室性不整脈を検出しかつ治療するための装置 |
| JP3959025B2 (ja) * | 2000-12-01 | 2007-08-15 | メドトロニック・インコーポレーテッド | 平均肺動脈圧を決定する方法および装置 |
| AU2002240363A1 (en) * | 2001-02-13 | 2002-08-28 | Quetzal Biomedical, Inc. | Multi-electrode apparatus and method for treatment of congestive heart failure |
| US6990375B2 (en) * | 2001-03-02 | 2006-01-24 | Cardiac Pacemakers, Inc. | Adjustment of the breakpoint of the rate response curve based on minute ventilation values |
| US6718204B2 (en) * | 2001-07-30 | 2004-04-06 | Medtronic, Inc. | Method and apparatus to control delivery of high-voltage and anti-tachy pacing therapy in an implantable medical device |
| US6666826B2 (en) * | 2002-01-04 | 2003-12-23 | Cardiac Pacemakers, Inc. | Method and apparatus for measuring left ventricular pressure |
| US6952612B1 (en) | 2002-04-24 | 2005-10-04 | Pacesetter, Inc. | Method and apparatus for programming a rate responsive implantable cardiac stimulation device using user specified rate response functions |
| US6892094B2 (en) * | 2002-04-30 | 2005-05-10 | Medtronic, Inc. | Combined anti-tachycardia pacing (ATP) and high voltage therapy for treating ventricular arrhythmias |
| SE0202882D0 (sv) * | 2002-09-30 | 2002-09-30 | St Jude Medical | An Implantable Heart Stimulator |
| US7149577B2 (en) * | 2002-12-02 | 2006-12-12 | Medtronic, Inc. | Apparatus and method using ATP return cycle length for arrhythmia discrimination |
| US7130681B2 (en) * | 2003-05-09 | 2006-10-31 | Medtronic, Inc. | Use of accelerometer signal to augment ventricular arrhythmia detection |
| US7142911B2 (en) * | 2003-06-26 | 2006-11-28 | Pacesetter, Inc. | Method and apparatus for monitoring drug effects on cardiac electrical signals using an implantable cardiac stimulation device |
| US7239915B2 (en) * | 2003-12-16 | 2007-07-03 | Medtronic, Inc. | Hemodynamic optimization system for biventricular implants |
| US7184817B2 (en) * | 2003-12-19 | 2007-02-27 | Cardiac Pacemakers, Inc. | System and method for acquiring breathing pattern signals from intracardiac electrograms and its use for heart failure therapy decision making and disease monitoring |
| US7151962B2 (en) * | 2004-04-29 | 2006-12-19 | Medtronic, Inc. | Method and apparatus to control delivery of high-voltage and anti-tachy pacing therapy in an implantable medical device |
| US7184831B2 (en) * | 2004-04-29 | 2007-02-27 | Medtronic, Inc. | Method and apparatus to control delivery of high-voltage and anti-tachy pacing therapy in an implantable medical device |
| US7317942B2 (en) * | 2004-05-05 | 2008-01-08 | Medtronic, Inc. | Dynamic discrimination utilizing anti-tachy pacing therapy in an implantable medical device |
| US7894893B2 (en) | 2004-09-30 | 2011-02-22 | Cardiac Pacemakers, Inc. | Arrhythmia classification and therapy selection |
| US7933651B2 (en) * | 2004-11-23 | 2011-04-26 | Cardiac Pacemakers, Inc. | Cardiac template generation based on patient response information |
| US7228173B2 (en) * | 2004-11-23 | 2007-06-05 | Cardiac Pacemakers, Inc. | Cardiac tachyarrhythmia therapy selection based on patient response information |
| US7818056B2 (en) | 2005-03-24 | 2010-10-19 | Cardiac Pacemakers, Inc. | Blending cardiac rhythm detection processes |
| US9265949B2 (en) * | 2005-06-28 | 2016-02-23 | Cardiac Pacemakers, Inc. | Method and apparatus for controlling cardiac therapy based on electromechanical timing |
| US20070027489A1 (en) * | 2005-07-28 | 2007-02-01 | Jong Gill | Characterization of a patient's condition by evaluating electrical and mechanical properties of the heart |
| US7908001B2 (en) * | 2005-08-23 | 2011-03-15 | Cardiac Pacemakers, Inc. | Automatic multi-level therapy based on morphologic organization of an arrhythmia |
| US8532762B2 (en) * | 2005-12-20 | 2013-09-10 | Cardiac Pacemakers, Inc. | Discriminating polymorphic and monomorphic cardiac rhythms using template generation |
| US7653431B2 (en) * | 2005-12-20 | 2010-01-26 | Cardiac Pacemakers, Inc. | Arrhythmia discrimination based on determination of rate dependency |
| US7569020B2 (en) * | 2006-06-19 | 2009-08-04 | St. Jude Medical Ab | Method for extracting timing parameters using a cardio-mechanical sensor |
| US7738950B2 (en) * | 2006-09-13 | 2010-06-15 | Cardiac Pacemakers, Inc. | Method and apparatus for identifying potentially misclassified arrhythmic episodes |
| US8483808B2 (en) | 2009-09-25 | 2013-07-09 | Yanting Dong | Methods and systems for characterizing cardiac signal morphology using K-fit analysis |
| US8571642B2 (en) | 2010-09-14 | 2013-10-29 | Pacesetter, Inc. | Pre-ejection interval (PEI) monitoring devices, systems and methods |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CH632403A5 (de) * | 1977-09-08 | 1982-10-15 | Avl Ag | Verfahren und einrichtung zum ermitteln von systolischen zeitintervallen. |
| EP0023134B1 (en) * | 1979-07-19 | 1983-07-20 | Medtronic, Inc. | Implantable cardioverter |
| US4716887A (en) * | 1985-04-11 | 1988-01-05 | Telectronics N.V. | Apparatus and method for adjusting heart/pacer rate relative to cardiac pCO2 to obtain a required cardiac output |
| US4719921A (en) * | 1985-08-28 | 1988-01-19 | Raul Chirife | Cardiac pacemaker adaptive to physiological requirements |
| GB8526417D0 (en) * | 1985-10-25 | 1985-11-27 | Davies D W | Recognition of ventricular tachycardia |
| US4819643A (en) * | 1986-11-18 | 1989-04-11 | Mieczyslaw Mirowski | Method and apparatus for cardioverter/pacer featuring a blanked pacing channel and a rate detect channel with AGC |
| US4773401A (en) * | 1987-08-21 | 1988-09-27 | Cardiac Pacemakers, Inc. | Physiologic control of pacemaker rate using pre-ejection interval as the controlling parameter |
-
1988
- 1988-06-10 US US07/205,463 patent/US4865036A/en not_active Expired - Lifetime
- 1988-12-20 CA CA000586534A patent/CA1321815C/en not_active Expired - Fee Related
- 1988-12-22 GB GB8829969A patent/GB2219508B/en not_active Expired - Lifetime
-
1989
- 1989-01-06 AU AU28304/89A patent/AU608110B2/en not_active Expired
- 1989-02-04 DE DE3903323A patent/DE3903323C2/de not_active Expired - Lifetime
- 1989-05-30 JP JP1137302A patent/JPH0226566A/ja active Granted
- 1989-06-05 SE SE8902045A patent/SE506649C2/sv not_active IP Right Cessation
- 1989-06-06 CH CH2114/89A patent/CH678698A5/de not_active IP Right Cessation
- 1989-06-09 IT IT8967473A patent/IT1234044B/it active
- 1989-06-09 NL NL8901476A patent/NL193358C/nl not_active IP Right Cessation
- 1989-06-09 AT AT0143089A patent/AT396429B/de not_active IP Right Cessation
- 1989-06-09 ES ES8902025A patent/ES2013542A6/es not_active Expired - Lifetime
- 1989-06-09 AR AR89314133A patent/AR243392A1/es active
- 1989-06-09 FR FR8907659A patent/FR2632532B1/fr not_active Expired - Lifetime
- 1989-06-09 BE BE8900628A patent/BE1004908A4/fr not_active IP Right Cessation
- 1989-06-10 KR KR1019890007994A patent/KR930000146B1/ko not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| IT8967473A0 (it) | 1989-06-09 |
| DE3903323C2 (de) | 1998-09-03 |
| JPH0226566A (ja) | 1990-01-29 |
| GB8829969D0 (en) | 1989-02-15 |
| FR2632532A1 (fr) | 1989-12-15 |
| BE1004908A4 (fr) | 1993-02-23 |
| ATA143089A (de) | 1993-01-15 |
| ES2013542A6 (es) | 1990-05-01 |
| NL8901476A (nl) | 1990-01-02 |
| SE506649C2 (sv) | 1998-01-26 |
| US4865036A (en) | 1989-09-12 |
| NL193358C (nl) | 1999-08-03 |
| SE8902045L (sv) | 1989-12-11 |
| SE8902045D0 (sv) | 1989-06-05 |
| CA1321815C (en) | 1993-08-31 |
| KR900000059A (ko) | 1990-01-30 |
| AR243392A1 (es) | 1993-08-31 |
| NL193358B (nl) | 1999-04-01 |
| DE3903323A1 (de) | 1989-12-14 |
| AT396429B (de) | 1993-09-27 |
| CH678698A5 ( ) | 1991-10-31 |
| GB2219508A (en) | 1989-12-13 |
| GB2219508B (en) | 1992-04-29 |
| KR930000146B1 (ko) | 1993-01-09 |
| FR2632532B1 (fr) | 1993-08-20 |
| AU2830489A (en) | 1989-12-14 |
| IT1234044B (it) | 1992-04-27 |
| AU608110B2 (en) | 1991-03-21 |
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| EXPY | Cancellation because of completion of term |