JP7425654B2 - 聴診器 - Google Patents
聴診器 Download PDFInfo
- Publication number
- JP7425654B2 JP7425654B2 JP2020057776A JP2020057776A JP7425654B2 JP 7425654 B2 JP7425654 B2 JP 7425654B2 JP 2020057776 A JP2020057776 A JP 2020057776A JP 2020057776 A JP2020057776 A JP 2020057776A JP 7425654 B2 JP7425654 B2 JP 7425654B2
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- JP
- Japan
- Prior art keywords
- sound
- collecting member
- sound collecting
- auscultation
- stethoscope
- 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.)
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- 238000002555 auscultation Methods 0.000 claims description 33
- 230000035945 sensitivity Effects 0.000 claims description 26
- 238000003825 pressing Methods 0.000 claims description 19
- 238000004891 communication Methods 0.000 description 3
- 238000013459 approach Methods 0.000 description 2
- 210000000613 ear canal Anatomy 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000007423 decrease Effects 0.000 description 1
- 230000001902 propagating effect Effects 0.000 description 1
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- Details Of Audible-Bandwidth Transducers (AREA)
Description
Claims (2)
- チェストピースを備えた聴診器であって、
前記チェストピースは、ベル型のチェストピースを構成する第1の集音部材と、該第1の集音部材に連続あるいは当接する押圧部材と、前記第1の集音部材の先端部の外周を取り囲み、前記第1の集音部材の先端部より突出して聴診対象に接触する先端部を有する第2の集音部材とを備え、
前記押圧部材に加わる圧力に応じ、前記第1の集音部材の先端部が、開口する前記第2の集音部材の先端部の位置まで移動可能で、
前記第2の集音部材の先端部が聴診対象に接触して前記第1の集音部材および前記第2の集音部材により形成される集音領域で集音される音に対する感度が、前記第1の集音部材の先端部が前記第2の集音部材の先端部の位置まで移動し、前記第1の集音部材の先端部が聴診対象に接触して前記第1の集音部材により形成される集音領域で集音される音に対する感度より低いことを特徴とする聴診器。 - 請求項1記載の聴診器において、
前記第1の集音部材に音波出力孔、あるいは集音マイクを備えていることを特徴とする聴診器。
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2020057776A JP7425654B2 (ja) | 2020-03-27 | 2020-03-27 | 聴診器 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2020057776A JP7425654B2 (ja) | 2020-03-27 | 2020-03-27 | 聴診器 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2021153894A JP2021153894A (ja) | 2021-10-07 |
JP7425654B2 true JP7425654B2 (ja) | 2024-01-31 |
Family
ID=77916100
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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JP2020057776A Active JP7425654B2 (ja) | 2020-03-27 | 2020-03-27 | 聴診器 |
Country Status (1)
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JP (1) | JP7425654B2 (ja) |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107510472A (zh) | 2017-08-22 | 2017-12-26 | 丁向峰 | 精密听诊器 |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2396376A1 (fr) * | 1977-06-27 | 1979-01-26 | Liesse Michel | Dispositif mecanique de correction sonore |
JPS5717641A (en) * | 1980-07-08 | 1982-01-29 | Shigetarou Muraoka | Eloctronic stethoscope |
GB2327353A (en) * | 1997-07-22 | 1999-01-27 | Shieh Woei Kang | A Switch-Frequency Stethoscope |
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2020
- 2020-03-27 JP JP2020057776A patent/JP7425654B2/ja active Active
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107510472A (zh) | 2017-08-22 | 2017-12-26 | 丁向峰 | 精密听诊器 |
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JP2021153894A (ja) | 2021-10-07 |
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