WO1998046148A1 - Endoscopic cryospray device - Google Patents
Endoscopic cryospray device Download PDFInfo
- Publication number
- WO1998046148A1 WO1998046148A1 PCT/US1998/006277 US9806277W WO9846148A1 WO 1998046148 A1 WO1998046148 A1 WO 1998046148A1 US 9806277 W US9806277 W US 9806277W WO 9846148 A1 WO9846148 A1 WO 9846148A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- cryogenic refrigerant
- tube portion
- cryoprobe
- nozzle tip
- source
- Prior art date
Links
- 239000003507 refrigerant Substances 0.000 claims abstract description 57
- 230000008878 coupling Effects 0.000 claims abstract description 30
- 238000010168 coupling process Methods 0.000 claims abstract description 30
- 238000005859 coupling reaction Methods 0.000 claims abstract description 30
- 230000000694 effects Effects 0.000 claims abstract description 20
- 239000007788 liquid Substances 0.000 claims abstract description 12
- 239000012530 fluid Substances 0.000 claims abstract description 5
- 208000032843 Hemorrhage Diseases 0.000 claims description 18
- 230000000740 bleeding effect Effects 0.000 claims description 17
- 238000000034 method Methods 0.000 claims description 16
- 230000002496 gastric effect Effects 0.000 claims description 14
- 230000023597 hemostasis Effects 0.000 claims description 14
- 229910001220 stainless steel Inorganic materials 0.000 claims description 14
- 239000010935 stainless steel Substances 0.000 claims description 14
- 238000007710 freezing Methods 0.000 claims description 11
- 238000002679 ablation Methods 0.000 claims description 9
- 230000008569 process Effects 0.000 claims description 9
- 208000012671 Gastrointestinal haemorrhages Diseases 0.000 claims description 8
- 208000030304 gastrointestinal bleeding Diseases 0.000 claims description 8
- 239000000463 material Substances 0.000 claims description 7
- 238000005507 spraying Methods 0.000 claims description 7
- -1 polytetrafluorethylene Polymers 0.000 claims description 6
- 230000000295 complement effect Effects 0.000 claims description 4
- 238000004519 manufacturing process Methods 0.000 claims description 4
- 229920001343 polytetrafluoroethylene Polymers 0.000 claims description 3
- 239000007921 spray Substances 0.000 abstract description 11
- 210000001519 tissue Anatomy 0.000 description 20
- 208000034158 bleeding Diseases 0.000 description 16
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 14
- 238000000315 cryotherapy Methods 0.000 description 12
- 230000003902 lesion Effects 0.000 description 12
- 230000008014 freezing Effects 0.000 description 10
- 238000011282 treatment Methods 0.000 description 10
- 239000000523 sample Substances 0.000 description 8
- 229910052757 nitrogen Inorganic materials 0.000 description 7
- 229920000642 polymer Polymers 0.000 description 7
- 208000000624 Esophageal and Gastric Varices Diseases 0.000 description 5
- 238000001816 cooling Methods 0.000 description 5
- 230000006378 damage Effects 0.000 description 5
- 241000282472 Canis lupus familiaris Species 0.000 description 4
- 239000004809 Teflon Substances 0.000 description 4
- 229920006362 Teflon® Polymers 0.000 description 4
- 239000010410 layer Substances 0.000 description 4
- 230000007246 mechanism Effects 0.000 description 4
- 210000004877 mucosa Anatomy 0.000 description 4
- 206010028980 Neoplasm Diseases 0.000 description 3
- 208000009443 Vascular Malformations Diseases 0.000 description 3
- 230000008901 benefit Effects 0.000 description 3
- 210000001072 colon Anatomy 0.000 description 3
- 238000002474 experimental method Methods 0.000 description 3
- 210000002784 stomach Anatomy 0.000 description 3
- 238000002560 therapeutic procedure Methods 0.000 description 3
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 2
- 208000009084 Cold Injury Diseases 0.000 description 2
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 2
- 208000012895 Gastric disease Diseases 0.000 description 2
- 206010051012 Gastric varices Diseases 0.000 description 2
- GQPLMRYTRLFLPF-UHFFFAOYSA-N Nitrous Oxide Chemical compound [O-][N+]#N GQPLMRYTRLFLPF-UHFFFAOYSA-N 0.000 description 2
- 239000004743 Polypropylene Substances 0.000 description 2
- 208000007107 Stomach Ulcer Diseases 0.000 description 2
- 208000007536 Thrombosis Diseases 0.000 description 2
- 206010056091 Varices oesophageal Diseases 0.000 description 2
- 206010046996 Varicose vein Diseases 0.000 description 2
- 208000027418 Wounds and injury Diseases 0.000 description 2
- 238000001574 biopsy Methods 0.000 description 2
- 230000017531 blood circulation Effects 0.000 description 2
- 210000004204 blood vessel Anatomy 0.000 description 2
- 238000009835 boiling Methods 0.000 description 2
- 230000002595 cold damage Effects 0.000 description 2
- 238000002681 cryosurgery Methods 0.000 description 2
- 238000001839 endoscopy Methods 0.000 description 2
- 208000024170 esophageal varices Diseases 0.000 description 2
- 201000010120 esophageal varix Diseases 0.000 description 2
- 239000007789 gas Substances 0.000 description 2
- 210000001035 gastrointestinal tract Anatomy 0.000 description 2
- 230000002008 hemorrhagic effect Effects 0.000 description 2
- 208000014674 injury Diseases 0.000 description 2
- 210000002445 nipple Anatomy 0.000 description 2
- 239000004033 plastic Substances 0.000 description 2
- 229920003023 plastic Polymers 0.000 description 2
- 229920001155 polypropylene Polymers 0.000 description 2
- 238000007632 sclerotherapy Methods 0.000 description 2
- 208000018556 stomach disease Diseases 0.000 description 2
- 238000001356 surgical procedure Methods 0.000 description 2
- 238000010257 thawing Methods 0.000 description 2
- 208000027185 varicose disease Diseases 0.000 description 2
- RNAMYOYQYRYFQY-UHFFFAOYSA-N 2-(4,4-difluoropiperidin-1-yl)-6-methoxy-n-(1-propan-2-ylpiperidin-4-yl)-7-(3-pyrrolidin-1-ylpropoxy)quinazolin-4-amine Chemical compound N1=C(N2CCC(F)(F)CC2)N=C2C=C(OCCCN3CCCC3)C(OC)=CC2=C1NC1CCN(C(C)C)CC1 RNAMYOYQYRYFQY-UHFFFAOYSA-N 0.000 description 1
- 239000010963 304 stainless steel Substances 0.000 description 1
- 206010002329 Aneurysm Diseases 0.000 description 1
- 206010053567 Coagulopathies Diseases 0.000 description 1
- 206010058314 Dysplasia Diseases 0.000 description 1
- 229920002430 Fibre-reinforced plastic Polymers 0.000 description 1
- 206010017866 Gastritis haemorrhagic Diseases 0.000 description 1
- 241001465754 Metazoa Species 0.000 description 1
- 208000008469 Peptic Ulcer Diseases 0.000 description 1
- 239000004698 Polyethylene Substances 0.000 description 1
- 239000004793 Polystyrene Substances 0.000 description 1
- 229910000589 SAE 304 stainless steel Inorganic materials 0.000 description 1
- 208000025865 Ulcer Diseases 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- 210000001367 artery Anatomy 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 239000008280 blood Substances 0.000 description 1
- 210000004369 blood Anatomy 0.000 description 1
- 208000015294 blood coagulation disease Diseases 0.000 description 1
- 210000004556 brain Anatomy 0.000 description 1
- 229910002092 carbon dioxide Inorganic materials 0.000 description 1
- 239000001569 carbon dioxide Substances 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000009852 coagulant defect Effects 0.000 description 1
- 230000015271 coagulation Effects 0.000 description 1
- 238000005345 coagulation Methods 0.000 description 1
- 239000002826 coolant Substances 0.000 description 1
- 230000034994 death Effects 0.000 description 1
- 231100000517 death Toxicity 0.000 description 1
- 238000003745 diagnosis Methods 0.000 description 1
- PXBRQCKWGAHEHS-UHFFFAOYSA-N dichlorodifluoromethane Chemical compound FC(F)(Cl)Cl PXBRQCKWGAHEHS-UHFFFAOYSA-N 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 208000000718 duodenal ulcer Diseases 0.000 description 1
- 208000001780 epistaxis Diseases 0.000 description 1
- 210000000981 epithelium Anatomy 0.000 description 1
- 210000003238 esophagus Anatomy 0.000 description 1
- 239000011151 fibre-reinforced plastic Substances 0.000 description 1
- 201000005917 gastric ulcer Diseases 0.000 description 1
- 210000005095 gastrointestinal system Anatomy 0.000 description 1
- 201000011066 hemangioma Diseases 0.000 description 1
- 208000014617 hemorrhoid Diseases 0.000 description 1
- 230000001771 impaired effect Effects 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 238000011835 investigation Methods 0.000 description 1
- 238000013532 laser treatment Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 210000003739 neck Anatomy 0.000 description 1
- 230000001613 neoplastic effect Effects 0.000 description 1
- 239000001272 nitrous oxide Substances 0.000 description 1
- 238000002638 palliative care Methods 0.000 description 1
- 229920000573 polyethylene Polymers 0.000 description 1
- 239000013047 polymeric layer Substances 0.000 description 1
- 229920002223 polystyrene Polymers 0.000 description 1
- 239000004810 polytetrafluoroethylene Substances 0.000 description 1
- 238000004321 preservation Methods 0.000 description 1
- 239000011241 protective layer Substances 0.000 description 1
- 238000005086 pumping Methods 0.000 description 1
- 238000012552 review Methods 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 238000005476 soldering Methods 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 238000010561 standard procedure Methods 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
- 210000004876 tela submucosa Anatomy 0.000 description 1
- 230000001225 therapeutic effect Effects 0.000 description 1
- 238000007483 tonsillectomy Methods 0.000 description 1
- 231100000397 ulcer Toxicity 0.000 description 1
- 231100000216 vascular lesion Toxicity 0.000 description 1
- 210000003462 vein Anatomy 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B9/00—Compression machines, plants or systems, in which the refrigerant is air or other gas of low boiling point
- F25B9/02—Compression machines, plants or systems, in which the refrigerant is air or other gas of low boiling point using Joule-Thompson effect; using vortex effect
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B18/00—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body
- A61B18/02—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body by cooling, e.g. cryogenic techniques
- A61B18/0218—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body by cooling, e.g. cryogenic techniques with open-end cryogenic probe, e.g. for spraying fluid directly on tissue or via a tissue-contacting porous tip
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/00234—Surgical instruments, devices or methods, e.g. tourniquets for minimally invasive surgery
- A61B2017/00292—Surgical instruments, devices or methods, e.g. tourniquets for minimally invasive surgery mounted on or guided by flexible, e.g. catheter-like, means
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B18/00—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body
- A61B18/02—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body by cooling, e.g. cryogenic techniques
- A61B2018/0212—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body by cooling, e.g. cryogenic techniques using an instrument inserted into a body lumen, e.g. catheter
Abstract
Description
Claims
Priority Applications (6)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP54394598A JP2001520541A (en) | 1997-04-14 | 1998-04-03 | Endoscope cryospray device |
DE69827804T DE69827804T2 (en) | 1997-04-14 | 1998-04-03 | ENDOSCOPIC DEVICE FOR DELIVERING KRYO SPRAYING AGENT |
AU69431/98A AU6943198A (en) | 1997-04-14 | 1998-04-03 | Endoscopic cryospray device |
EP98915187A EP1003430B1 (en) | 1997-04-14 | 1998-04-03 | Endoscopic cryospray device |
AT98915187T ATE283001T1 (en) | 1997-04-14 | 1998-04-03 | ENDOSCOPIC DEVICE FOR DISPENSING CRYO SPRAY AGENT |
NO995012A NO995012L (en) | 1997-04-14 | 1999-10-14 | Endoscopic cryospray device |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US08/840,290 | 1997-04-14 | ||
US08/840,290 US5846235A (en) | 1997-04-14 | 1997-04-14 | Endoscopic cryospray device |
Publications (1)
Publication Number | Publication Date |
---|---|
WO1998046148A1 true WO1998046148A1 (en) | 1998-10-22 |
Family
ID=25281955
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/US1998/006277 WO1998046148A1 (en) | 1997-04-14 | 1998-04-03 | Endoscopic cryospray device |
Country Status (8)
Country | Link |
---|---|
US (1) | US5846235A (en) |
EP (1) | EP1003430B1 (en) |
JP (1) | JP2001520541A (en) |
AT (1) | ATE283001T1 (en) |
AU (1) | AU6943198A (en) |
DE (1) | DE69827804T2 (en) |
NO (1) | NO995012L (en) |
WO (1) | WO1998046148A1 (en) |
Cited By (3)
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---|---|---|---|---|
WO2009141039A1 (en) * | 2008-05-23 | 2009-11-26 | Erbe Elektromedizin Gmbh | Cryosurgical instrument for obtaining a tissue sample, method for chilling a probe head of a cryosurgical probe |
EP2147648A1 (en) * | 1999-03-15 | 2010-01-27 | Cryovascular Systems, Inc. | Cryosurgical fluid supply |
RU2810246C1 (en) * | 2023-09-26 | 2023-12-25 | Федеральное государственное бюджетное образовательное учреждение высшего образования "Воронежский государственный медицинский университет им. Н.Н. Бурденко" Министерства здравоохранения Российской Федерации | Method of endoscopic treatment of bleeding varicose veins of esophagus and stomach |
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US7025762B2 (en) * | 1997-05-23 | 2006-04-11 | Crymed Technologies, Inc. | Method and apparatus for cryogenic spray ablation of gastrointestinal mucosa |
US6027499A (en) * | 1997-05-23 | 2000-02-22 | Fiber-Tech Medical, Inc. (Assignee Of Jennifer B. Cartledge) | Method and apparatus for cryogenic spray ablation of gastrointestinal mucosa |
US7255693B1 (en) * | 1997-05-23 | 2007-08-14 | Csa Medical, Inc. | Heated catheter used in cryotherapy |
US6378525B1 (en) * | 1998-01-29 | 2002-04-30 | American Medical Systems, Inc. | Combined cryotherapy and hyperthermia method for the treatment of airway obstruction or prostrate enlargement |
US6319248B1 (en) * | 1998-07-29 | 2001-11-20 | Cryocath Technologies, Inc. | Spray catheter |
US6648879B2 (en) | 1999-02-24 | 2003-11-18 | Cryovascular Systems, Inc. | Safety cryotherapy catheter |
US6514245B1 (en) * | 1999-03-15 | 2003-02-04 | Cryovascular Systems, Inc. | Safety cryotherapy catheter |
US6645198B1 (en) | 1999-03-17 | 2003-11-11 | Ntero Surgical, Inc. | Systems and methods for reducing post-surgical complications |
US6520185B1 (en) | 1999-03-17 | 2003-02-18 | Ntero Surgical, Inc. | Systems and methods for reducing post-surgical complications |
US6338731B1 (en) | 1999-03-17 | 2002-01-15 | Ntero Surgical, Inc. | Method and systems for reducing surgical complications |
US7905879B2 (en) * | 1999-04-21 | 2011-03-15 | Medtronic Cryocath Lp | Cryoablation catheter handle |
US20030028182A1 (en) * | 1999-04-21 | 2003-02-06 | Cryocath Technologies Inc. | Cryoablation catheter handle |
US6280439B1 (en) | 1999-07-12 | 2001-08-28 | Cryocath Technologies, Inc. | Adjustable position injection tubing |
US20040215235A1 (en) | 1999-11-16 | 2004-10-28 | Barrx, Inc. | Methods and systems for determining physiologic characteristics for treatment of the esophagus |
US6551274B2 (en) * | 2000-02-29 | 2003-04-22 | Biosense Webster, Inc. | Cryoablation catheter with an expandable cooling chamber |
US6551309B1 (en) * | 2000-09-14 | 2003-04-22 | Cryoflex, Inc. | Dual action cryoprobe and methods of using the same |
WO2002067798A1 (en) | 2001-02-26 | 2002-09-06 | Ntero Surgical, Inc. | System and method for reducing post-surgical complications |
US20040024392A1 (en) * | 2002-08-05 | 2004-02-05 | Lewis James D. | Apparatus and method for cryosurgery |
US20040199154A1 (en) * | 2003-04-02 | 2004-10-07 | Cryocath Technologies Inc. | Device for tissue ablation |
US7670282B2 (en) | 2004-06-14 | 2010-03-02 | Pneumrx, Inc. | Lung access device |
WO2006009688A2 (en) | 2004-06-16 | 2006-01-26 | Pneumrx, Inc. | Intra-bronchial lung volume reduction system |
US7766891B2 (en) | 2004-07-08 | 2010-08-03 | Pneumrx, Inc. | Lung device with sealing features |
US7766938B2 (en) | 2004-07-08 | 2010-08-03 | Pneumrx, Inc. | Pleural effusion treatment device, method and material |
JP4874259B2 (en) | 2004-11-23 | 2012-02-15 | ヌームアールエックス・インコーポレーテッド | Steerable device for accessing the target site |
US8021355B2 (en) | 2005-08-12 | 2011-09-20 | Board Of Regents The University Of Texas System | System, kit, and method of transgastric removal of visceral fat and other related methods |
US7625368B2 (en) * | 2005-10-17 | 2009-12-01 | Galil Medical Ltd. | Endometrial ablation device and method |
US20070265608A1 (en) * | 2006-01-23 | 2007-11-15 | Hernandez Lyndon V | Method of energy ablation for the treatment of gastrointestinal diseases |
US8157837B2 (en) | 2006-03-13 | 2012-04-17 | Pneumrx, Inc. | Minimally invasive lung volume reduction device and method |
US9402633B2 (en) | 2006-03-13 | 2016-08-02 | Pneumrx, Inc. | Torque alleviating intra-airway lung volume reduction compressive implant structures |
US8888800B2 (en) | 2006-03-13 | 2014-11-18 | Pneumrx, Inc. | Lung volume reduction devices, methods, and systems |
US20080015543A1 (en) * | 2006-06-23 | 2008-01-17 | Peng Wang | Cold gas spray for stopping nosebleeds |
US8211941B2 (en) * | 2007-04-12 | 2012-07-03 | The Board Of Regents Of The University Of Texas System | Antagonists of the transient receptor potential vanilloid 1 and uses thereof |
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US8409184B2 (en) | 2009-09-09 | 2013-04-02 | Cpsi Holdings Llc | Cryo-medical injection device and method of use |
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US8632605B2 (en) | 2008-09-12 | 2014-01-21 | Pneumrx, Inc. | Elongated lung volume reduction devices, methods, and systems |
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US11096738B2 (en) | 2017-05-05 | 2021-08-24 | Aerin Medical, Inc. | Treatment of spinal tissue |
EP4098217A1 (en) * | 2018-02-05 | 2022-12-07 | Fotona d.o.o. | Micro-pulsed liquid spray for cooling |
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RU2758574C1 (en) * | 2020-11-19 | 2021-10-29 | федеральное государственное бюджетное образовательное учреждение высшего образования "Первый Санкт-Петербургский государственный медицинский университет имени академика И.П. Павлова" Министерства здравоохранения Российской Федерации | Method for biopsy of the esophageal muscle membrane |
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US3125096A (en) * | 1964-03-17 | Compressor | ||
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- 1998-04-03 JP JP54394598A patent/JP2001520541A/en not_active Ceased
- 1998-04-03 WO PCT/US1998/006277 patent/WO1998046148A1/en active IP Right Grant
- 1998-04-03 EP EP98915187A patent/EP1003430B1/en not_active Expired - Lifetime
- 1998-04-03 AU AU69431/98A patent/AU6943198A/en not_active Abandoned
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Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP2147648A1 (en) * | 1999-03-15 | 2010-01-27 | Cryovascular Systems, Inc. | Cryosurgical fluid supply |
US8333758B2 (en) | 1999-03-15 | 2012-12-18 | Boston Scientific Scimed | Cryosurgical fluid supply |
US9050074B2 (en) | 1999-03-15 | 2015-06-09 | Boston Scientific Scimed, Inc. | Cryosurgical fluid supply |
WO2009141039A1 (en) * | 2008-05-23 | 2009-11-26 | Erbe Elektromedizin Gmbh | Cryosurgical instrument for obtaining a tissue sample, method for chilling a probe head of a cryosurgical probe |
RU2810246C1 (en) * | 2023-09-26 | 2023-12-25 | Федеральное государственное бюджетное образовательное учреждение высшего образования "Воронежский государственный медицинский университет им. Н.Н. Бурденко" Министерства здравоохранения Российской Федерации | Method of endoscopic treatment of bleeding varicose veins of esophagus and stomach |
Also Published As
Publication number | Publication date |
---|---|
ATE283001T1 (en) | 2004-12-15 |
EP1003430B1 (en) | 2004-11-24 |
US5846235A (en) | 1998-12-08 |
DE69827804D1 (en) | 2004-12-30 |
JP2001520541A (en) | 2001-10-30 |
AU6943198A (en) | 1998-11-11 |
NO995012L (en) | 1999-12-10 |
EP1003430A1 (en) | 2000-05-31 |
NO995012D0 (en) | 1999-10-14 |
EP1003430A4 (en) | 2001-02-28 |
DE69827804T2 (en) | 2005-11-10 |
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