CA2129551C - Catheter de thermodilution muni d'un element chauffant souple et sur - Google Patents

Catheter de thermodilution muni d'un element chauffant souple et sur Download PDF

Info

Publication number: CA2129551C
Authority: CA; Canada
Prior art keywords: heating filament; blood; filament; temperature; catheter
Prior art date: 1992-02-07
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

Application number

CA002129551A

Other languages

English (en)

Other versions

CA2129551A1 (fr

Inventor

Michael D. Quinn

Mark L. Yelderman

Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)

Edwards Lifesciences Corp

Original Assignee

Edwards Lifesciences Corp

Priority date (The priority date 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 date listed.)

1992-02-07

Filing date

1992-02-07

Publication date

2001-10-02

1992-02-07 Priority to EP92915443A priority Critical patent/EP0637219B1/fr

1992-02-07 Priority to JP51400493A priority patent/JP3150151B2/ja

1992-02-07 Priority to CA002129551A priority patent/CA2129551C/fr

1992-02-07 Priority to DE69227526T priority patent/DE69227526T2/de

1992-02-07 Priority to PCT/US1992/001012 priority patent/WO1993015652A1/fr

1992-02-07 Application filed by Edwards Lifesciences Corp filed Critical Edwards Lifesciences Corp

1992-02-07 Priority to AU23339/92A priority patent/AU2333992A/en

1992-02-07 Priority claimed from PCT/US1992/001012 external-priority patent/WO1993015652A1/fr

1993-08-19 Publication of CA2129551A1 publication Critical patent/CA2129551A1/fr

2001-10-02 Application granted granted Critical

2001-10-02 Publication of CA2129551C publication Critical patent/CA2129551C/fr

2012-02-07 Anticipated expiration legal-status Critical

Status Expired - Lifetime legal-status Critical Current

Links

238000010438 heat treatment Methods 0.000 title claims abstract description 186
210000004369 blood Anatomy 0.000 claims abstract description 88
239000008280 blood Substances 0.000 claims abstract description 88
239000000463 material Substances 0.000 claims abstract description 66
230000000747 cardiac effect Effects 0.000 claims description 70
210000004204 blood vessel Anatomy 0.000 claims description 41
238000005259 measurement Methods 0.000 claims description 28
XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 14
PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 claims description 14
238000004364 calculation method Methods 0.000 claims description 10
238000012546 transfer Methods 0.000 claims description 8
229910052742 iron Inorganic materials 0.000 claims description 7
229910052759 nickel Inorganic materials 0.000 claims description 7
238000000071 blow moulding Methods 0.000 claims description 3
229910017052 cobalt Inorganic materials 0.000 claims description 3
239000010941 cobalt Substances 0.000 claims description 3
GUTLYIVDDKVIGB-UHFFFAOYSA-N cobalt atom Chemical compound [Co] GUTLYIVDDKVIGB-UHFFFAOYSA-N 0.000 claims description 3
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210000005241 right ventricle Anatomy 0.000 description 4
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 3
238000013459 approach Methods 0.000 description 3
238000001514 detection method Methods 0.000 description 3
238000003113 dilution method Methods 0.000 description 3
239000003814 drug Substances 0.000 description 3
238000002594 fluoroscopy Methods 0.000 description 3
229960002897 heparin Drugs 0.000 description 3
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238000013021 overheating Methods 0.000 description 3
229920003223 poly(pyromellitimide-1,4-diphenyl ether) Polymers 0.000 description 3
238000002604 ultrasonography Methods 0.000 description 3
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DSUFPYCILZXJFF-UHFFFAOYSA-N 4-[[4-[[4-(pentoxycarbonylamino)cyclohexyl]methyl]cyclohexyl]carbamoyloxy]butyl n-[4-[[4-(butoxycarbonylamino)cyclohexyl]methyl]cyclohexyl]carbamate Chemical compound C1CC(NC(=O)OCCCCC)CCC1CC1CCC(NC(=O)OCCCCOC(=O)NC2CCC(CC3CCC(CC3)NC(=O)OCCCC)CC2)CC1 DSUFPYCILZXJFF-UHFFFAOYSA-N 0.000 description 1
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241000282472 Canis lupus familiaris Species 0.000 description 1
206010053567 Coagulopathies Diseases 0.000 description 1
208000010496 Heart Arrest Diseases 0.000 description 1
239000005041 Mylar™ Substances 0.000 description 1
239000004820 Pressure-sensitive adhesive Substances 0.000 description 1
FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 description 1
239000004809 Teflon Substances 0.000 description 1
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210000000709 aorta Anatomy 0.000 description 1
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QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
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Classifications

- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/68—Arrangements of detecting, measuring or recording means, e.g. sensors, in relation to patient
- A61B5/6846—Arrangements of detecting, measuring or recording means, e.g. sensors, in relation to patient specially adapted to be brought in contact with an internal body part, i.e. invasive
- A61B5/6847—Arrangements of detecting, measuring or recording means, e.g. sensors, in relation to patient specially adapted to be brought in contact with an internal body part, i.e. invasive mounted on an invasive device
- A61B5/6852—Catheters
- A61B5/6855—Catheters with a distal curved tip
- 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 for evaluating the cardiovascular system, e.g. pulse, heart rate, blood pressure or blood flow
- A61B5/026—Measuring blood flow
- A61B5/0275—Measuring blood flow using tracers, e.g. dye dilution
- A61B5/028—Measuring blood flow using tracers, e.g. dye dilution by thermo-dilution
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/68—Arrangements of detecting, measuring or recording means, e.g. sensors, in relation to patient
- A61B5/6846—Arrangements of detecting, measuring or recording means, e.g. sensors, in relation to patient specially adapted to be brought in contact with an internal body part, i.e. invasive
- A61B5/6847—Arrangements of detecting, measuring or recording means, e.g. sensors, in relation to patient specially adapted to be brought in contact with an internal body part, i.e. invasive mounted on an invasive device
- A61B5/6852—Catheters
- A61B5/6857—Catheters with a distal pigtail shape
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B3/00—Ohmic-resistance heating
- H05B3/40—Heating elements having the shape of rods or tubes
- H05B3/54—Heating elements having the shape of rods or tubes flexible
- H05B3/58—Heating hoses; Heating collars
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B2562/00—Details of sensors; Constructional details of sensor housings or probes; Accessories for sensors
- A61B2562/08—Sensors provided with means for identification, e.g. barcodes or memory chips

Landscapes

Health & Medical Sciences (AREA)
Life Sciences & Earth Sciences (AREA)
Surgery (AREA)
Biophysics (AREA)
Pathology (AREA)
Engineering & Computer Science (AREA)
Biomedical Technology (AREA)
Heart & Thoracic Surgery (AREA)
Medical Informatics (AREA)
Molecular Biology (AREA)
Physics & Mathematics (AREA)
Animal Behavior & Ethology (AREA)
General Health & Medical Sciences (AREA)
Public Health (AREA)
Veterinary Medicine (AREA)
Hematology (AREA)
Cardiology (AREA)
Physiology (AREA)
Media Introduction/Drainage Providing Device (AREA)
Measuring Pulse, Heart Rate, Blood Pressure Or Blood Flow (AREA)
Thermotherapy And Cooling Therapy Devices (AREA)

CA002129551A 1992-02-07 1992-02-07 Catheter de thermodilution muni d'un element chauffant souple et sur Expired - Lifetime CA2129551C (fr)

Priority Applications (6)

Application Number	Priority Date	Filing Date	Title
JP51400493A JP3150151B2 (ja)	1992-02-07	1992-02-07	安全，可撓性の加熱要素を有する熱希釈カテーテル
CA002129551A CA2129551C (fr)	1992-02-07	1992-02-07	Catheter de thermodilution muni d'un element chauffant souple et sur
DE69227526T DE69227526T2 (de)	1992-02-07	1992-02-07	Wärmeverdünnungskatheter mit biegsamem, sicherem heizelement
PCT/US1992/001012 WO1993015652A1 (fr)	1992-02-07	1992-02-07	Catheter de thermodilution pourvu d'un element chauffant flexible fiable
EP92915443A EP0637219B1 (fr)	1992-02-07	1992-02-07	Catheter de thermodilution pourvu d'un element chauffant flexible fiable
AU23339/92A AU2333992A (en)	1992-02-07	1992-02-07	A thermodilution catheter having a safe, flexible heating element

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
CA002129551A CA2129551C (fr)	1992-02-07	1992-02-07	Catheter de thermodilution muni d'un element chauffant souple et sur
PCT/US1992/001012 WO1993015652A1 (fr)	1992-02-07	1992-02-07	Catheter de thermodilution pourvu d'un element chauffant flexible fiable

Publications (2)

Publication Number	Publication Date
CA2129551A1 CA2129551A1 (fr)	1993-08-19
CA2129551C true CA2129551C (fr)	2001-10-02

Family

ID=4154118

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
CA002129551A Expired - Lifetime CA2129551C (fr)	1992-02-07	1992-02-07	Catheter de thermodilution muni d'un element chauffant souple et sur

Country Status (1)

Country	Link
CA (1)	CA2129551C (fr)

1992
- 1992-02-07 CA CA002129551A patent/CA2129551C/fr not_active Expired - Lifetime

Also Published As

Publication number	Publication date
CA2129551A1 (fr)	1993-08-19

Legal Events

Date	Code	Title	Description
1998-04-02	EEER	Examination request
2012-02-07	MKEX	Expiry

Publication	Publication Date	Title
US5857976A (en)	1999-01-12	Thermodilution catheter having a safe, flexible heating element
US5755670A (en)	1998-05-26	System and method for controlling the temperature of a catheter-mounted heater
US5682899A (en)	1997-11-04	Apparatus and method for continuous cardiac output monitoring
US5056526A (en)	1991-10-15	Device for global evaluation of the left ventricular ejection fraction by thermodilution
JP3131696B2 (ja)	2001-02-05	心臓の出力を連続的にモニタする装置と方法
US4217910A (en)	1980-08-19	Internal jugular and left ventricular thermodilution catheter
US4240441A (en)	1980-12-23	Carotid thermodilution catheter
US7087026B2 (en)	2006-08-08	Devices and methods for measuring blood flow rate or cardiac output and for heating or cooling the body
US9131897B2 (en)	2015-09-15	Catheter for measuring electric potential
US5617870A (en)	1997-04-08	Intravascular flow measurement system
US20020177783A1 (en)	2002-11-28	Transit time thermodilution guidewire system for measuring coronary flow velocity
JP3116032B2 (ja)	2000-12-11	ガイドワイヤー型血流計
US5954659A (en)	1999-09-21	Method and apparatus for invasively measuring cardiac output by detecting temperature differences of blood heated by radiation
EP0637219B1 (fr)	1998-11-04	Catheter de thermodilution pourvu d'un element chauffant flexible fiable
AU8080591A (en)	1991-12-10	Apparatus and method for monitoring cardiac output
EP0625884B1 (fr)	1998-01-07	Systeme et procede de regulation de temperature d'un element chauffant monte sur un catheter
JP2621740B2 (ja)	1997-06-18	医療用カテーテル式流量計
CA2129551C (fr)	2001-10-02	Catheter de thermodilution muni d'un element chauffant souple et sur
WO2004007014A1 (fr)	2004-01-22	Systeme de fil guide de thermodilution a temps de transit pour mesure de la vitesse de flux sanguin coronaire
EP0944351B1 (fr)	2005-03-23	Catheter a bruit reduit
CA2404534C (fr)	2006-05-23	Systeme et methode pour regulariser la temperature d'un dispositif de chauffage a l'interieur d'un catheter
JPH07289556A (ja)	1995-11-07	ホットチップガイドワイヤーとホットチップカテーテル
JPH03264045A (ja)	1991-11-25	心拍出量測定用カテーテル
JPH0775600B2 (ja)	1995-08-16	心拍出量測定用カテーテル