GB1030957A - - Google Patents

Info

Publication number
GB1030957A
GB1030957A GB1030957DA GB1030957A GB 1030957 A GB1030957 A GB 1030957A GB 1030957D A GB1030957D A GB 1030957DA GB 1030957 A GB1030957 A GB 1030957A
Authority
GB
United Kingdom
Prior art keywords
slot
cavity
sensing head
communicating
tubing
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.)
Active
Application number
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.)
Publication of GB1030957A publication Critical patent/GB1030957A/en
Active legal-status Critical Current

Links

Classifications

    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B7/00—Instruments for auscultation
    • A61B7/02—Stethoscopes

Abstract

1, 030, 957. Phonendoscopes. CESKOSLOVENSKA AKADEMIE VED. April 6, 1964, No. 14031/64. Heading A5R. A phonendoscope comprises a sensing head 1 in which is a cavity 2 closed by a diaphragm 3, and connecting tubing 5, 6 communicating with the cavity, the tubing having a slot 7 opening to the outside air, the size of the slot being adjustable to provide for frequency selection. Adjustment of the slot is effected by rotating a shaped screen 8 which is integral with an outer part 9, air communicating with the slot through a gap 12 between the part 9 and the sensing head 1.
GB1030957D 1964-04-16 Active GB1030957A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19641268781 DE1268781B (en) 1964-04-16 1964-04-16 Stethoscope that can be tuned to different frequency ranges

Publications (1)

Publication Number Publication Date
GB1030957A true GB1030957A (en)

Family

ID=5660104

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1030957D Active GB1030957A (en) 1964-04-16

Country Status (3)

Country Link
DE (1) DE1268781B (en)
FR (1) FR1400616A (en)
GB (1) GB1030957A (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2832335C3 (en) * 1978-07-22 1981-09-10 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V., 8000 München Stethoscope for improved auscultation of different tone frequency ranges
DE3645212C2 (en) * 1985-11-16 1995-11-30 Yakichi Higo Function checking device for implanted hip prosthesis

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1834875A (en) * 1929-08-20 1931-12-01 Herold Ag Acoustic testing apparatus for detecting irregularities of machines of any type
US2308886A (en) * 1940-11-29 1943-01-19 Bell Telephone Labor Inc Acoustic wave filter

Also Published As

Publication number Publication date
FR1400616A (en)
DE1268781B (en) 1968-05-22

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