CA1054262A - Stethoscope nucleaire - Google Patents

Stethoscope nucleaire

Info

Publication number
CA1054262A
CA1054262A CA247,374A CA247374A CA1054262A CA 1054262 A CA1054262 A CA 1054262A CA 247374 A CA247374 A CA 247374A CA 1054262 A CA1054262 A CA 1054262A
Authority
CA
Canada
Prior art keywords
memory
channel
channels
producing
heart
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
Application number
CA247,374A
Other languages
English (en)
Inventor
Henry N. Wagner (Jr.)
Robert H. Wake
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.)
Ohio Nuclear Inc
Original Assignee
Ohio Nuclear Inc
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.)
Filing date
Publication date
Application filed by Ohio Nuclear Inc filed Critical Ohio Nuclear Inc
Application granted granted Critical
Publication of CA1054262A publication Critical patent/CA1054262A/fr
Expired legal-status Critical Current

Links

Classifications

    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B6/00—Apparatus for radiation diagnosis, e.g. combined with radiation therapy equipment
    • A61B6/40—Apparatus for radiation diagnosis, e.g. combined with radiation therapy equipment with arrangements for generating radiation specially adapted for radiation diagnosis
    • A61B6/4057—Apparatus for radiation diagnosis, e.g. combined with radiation therapy equipment with arrangements for generating radiation specially adapted for radiation diagnosis by using radiation sources located in the interior of the body
    • 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
    • A61B5/026—Measuring blood flow
    • A61B5/0275—Measuring blood flow using tracers, e.g. dye dilution
    • A61B5/02755—Radioactive tracers
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00—Measuring for diagnostic purposes; Identification of persons
    • A61B5/24—Detecting, measuring or recording bioelectric or biomagnetic signals of the body or parts thereof
    • A61B5/316—Modalities, i.e. specific diagnostic methods
    • A61B5/318—Heart-related electrical modalities, e.g. electrocardiography [ECG]
    • A61B5/346—Analysis of electrocardiograms
    • A61B5/349—Detecting specific parameters of the electrocardiograph cycle
    • A61B5/352—Detecting R peaks, e.g. for synchronising diagnostic apparatus; Estimating R-R interval
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00—Measuring for diagnostic purposes; Identification of persons
    • A61B5/74—Details of notification to user or communication with user or patient ; user input means
    • A61B5/7475—User input or interface means, e.g. keyboard, pointing device, joystick
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B6/00—Apparatus for radiation diagnosis, e.g. combined with radiation therapy equipment
    • A61B6/42—Apparatus for radiation diagnosis, e.g. combined with radiation therapy equipment with arrangements for detecting radiation specially adapted for radiation diagnosis
    • A61B6/4208—Apparatus for radiation diagnosis, e.g. combined with radiation therapy equipment with arrangements for detecting radiation specially adapted for radiation diagnosis characterised by using a particular type of detector
    • A61B6/4258—Apparatus for radiation diagnosis, e.g. combined with radiation therapy equipment with arrangements for detecting radiation specially adapted for radiation diagnosis characterised by using a particular type of detector for detecting non x-ray radiation, e.g. gamma radiation
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01T—MEASUREMENT OF NUCLEAR OR X-RADIATION
    • G01T1/00—Measuring X-radiation, gamma radiation, corpuscular radiation, or cosmic radiation
    • G01T1/16—Measuring radiation intensity
    • G01T1/161—Applications in the field of nuclear medicine, e.g. in vivo counting
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B6/00—Apparatus for radiation diagnosis, e.g. combined with radiation therapy equipment
    • A61B6/50—Clinical applications
    • A61B6/507—Clinical applications involving determination of haemodynamic parameters, e.g. perfusion CT
CA247,374A 1975-11-06 1976-03-08 Stethoscope nucleaire Expired CA1054262A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US62952175A 1975-11-06 1975-11-06

Publications (1)

Publication Number Publication Date
CA1054262A true CA1054262A (fr) 1979-05-08

Family

ID=24523352

Family Applications (1)

Application Number Title Priority Date Filing Date
CA247,374A Expired CA1054262A (fr) 1975-11-06 1976-03-08 Stethoscope nucleaire

Country Status (12)

Country Link
JP (1) JPS6052387B2 (fr)
AU (1) AU501106B2 (fr)
BE (1) BE848072A (fr)
BR (1) BR7607399A (fr)
CA (1) CA1054262A (fr)
DE (1) DE2617886A1 (fr)
FR (1) FR2331038A1 (fr)
GB (1) GB1527590A (fr)
IL (1) IL50764A (fr)
NL (1) NL7611844A (fr)
SU (1) SU708987A3 (fr)
ZA (1) ZA766228B (fr)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4092980A (en) * 1976-01-12 1978-06-06 G. D. Searle & Co. Fibrinogen monitor
US4294259A (en) * 1977-11-25 1981-10-13 Bios Inc. Method and apparatus for characterizing blood flow through the heart
US4245646A (en) * 1978-06-19 1981-01-20 Picker Corporation Nuclear cardiology apparatus and method
GB2089999B (en) * 1980-12-22 1985-02-20 Medtronic Inc Non-invasive haemodynamic performance assessment
CN112258432B (zh) * 2020-10-23 2021-09-21 成都大学 基于复合型结构元素数学形态学的中子-伽马甄别方法

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3221731A (en) * 1962-05-31 1965-12-07 Annis Martin Apparatus for evaluating the condition of the heart muscle
FR89661E (fr) * 1965-02-22 1967-07-28 Aquitaine Petrole Appareil de mesure du décrément logarithmique d'une fonction exponentielle et son application à la mesure du débit sanguin par traceur radioactif
US3824399A (en) * 1971-01-27 1974-07-16 Saab Scania Ab Method of in vivo examination of organ functions

Also Published As

Publication number Publication date
AU1266176A (en) 1977-10-13
NL7611844A (nl) 1977-05-10
FR2331038B1 (fr) 1982-10-22
AU501106B2 (en) 1979-06-14
JPS6052387B2 (ja) 1985-11-19
GB1527590A (en) 1978-10-04
SU708987A3 (ru) 1980-01-05
IL50764A (en) 1979-03-12
DE2617886A1 (de) 1977-05-12
BE848072A (fr) 1977-03-01
ZA766228B (en) 1977-09-28
JPS5259977A (en) 1977-05-17
BR7607399A (pt) 1977-09-20
FR2331038A1 (fr) 1977-06-03
IL50764A0 (en) 1976-12-31

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