JP5024987B2 - 内視鏡の鉗子栓 - Google Patents
内視鏡の鉗子栓 Download PDFInfo
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- JP5024987B2 JP5024987B2 JP2006337792A JP2006337792A JP5024987B2 JP 5024987 B2 JP5024987 B2 JP 5024987B2 JP 2006337792 A JP2006337792 A JP 2006337792A JP 2006337792 A JP2006337792 A JP 2006337792A JP 5024987 B2 JP5024987 B2 JP 5024987B2
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- forceps plug
- lid
- main body
- plug main
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- 230000037431 insertion Effects 0.000 claims description 28
- 238000003780 insertion Methods 0.000 claims description 28
- 230000002093 peripheral effect Effects 0.000 claims description 17
- 239000012528 membrane Substances 0.000 claims description 6
- 239000010865 sewage Substances 0.000 description 7
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 6
- 230000000694 effects Effects 0.000 description 2
- 238000001727 in vivo Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- 238000007664 blowing Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 239000008155 medical solution Substances 0.000 description 1
- 230000008961 swelling Effects 0.000 description 1
- 238000009423 ventilation Methods 0.000 description 1
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Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B1/00—Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor
- A61B1/00131—Accessories for endoscopes
- A61B1/00137—End pieces at either end of the endoscope, e.g. caps, seals or forceps plugs
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- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Surgery (AREA)
- Biomedical Technology (AREA)
- Medical Informatics (AREA)
- Optics & Photonics (AREA)
- Pathology (AREA)
- Radiology & Medical Imaging (AREA)
- Biophysics (AREA)
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Heart & Thoracic Surgery (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Molecular Biology (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Endoscopes (AREA)
- Instruments For Viewing The Inside Of Hollow Bodies (AREA)
Description
図5において、1は、可撓性を有する内視鏡の挿入部、2は、挿入部1の基端に連結された操作部である。
10 鉗子栓
11 鉗子栓本体
12 蓋体
16 閉鎖膜
17 閉鎖膜
18 小孔
19 スリット
21 円周溝
22 環状壁
23 内方突起
25 逆テーパ面
28 上端部
29 逆テーパ筒部
30 逆テーパ孔部
d 鉗子栓本体の上端部の外径
D 逆テーパ孔部の上端部の内径
θ1 逆テーパ筒部のテーパ角
θ2 逆テーパ孔部のテーパ角
Claims (2)
- 基部が内視鏡の処置具挿通チャンネルの入口部分に取り付けられる略円筒状の鉗子栓本体と、上記鉗子栓本体の上端側から上記鉗子栓本体に対し被さった状態に着脱自在に取り付けられる略キャップ状の蓋体とが共に弾力性のある部材により形成されて、上記処置具挿通チャンネルに挿通される処置具により押し開かれる閉鎖膜が上記鉗子栓本体と上記蓋体とに設けられ、上記鉗子栓本体の外周部と上記蓋体の内周部とに、上記蓋体を弾性変形させることにより互いに係脱させることができる抜け止め係合部が形成された内視鏡の鉗子栓において、
上記抜け止め係合部より上方に位置する上記鉗子栓本体の外周面に上端部側から次第に径が窄まった逆テーパ筒部が形成されると共に、上記逆テーパ筒部に被さる上記蓋体の内周面が、上記鉗子栓本体の上端部では上記鉗子栓本体を締め付けず、上記逆テーパ部では上端部から遠ざかるにしたがって上記鉗子栓本体に対する締め付け量が大きくなる逆テーパ孔状に形成され、
上記蓋体に形成された逆テーパ孔の最小内径が上記鉗子栓本体に形成された逆テーパ筒部の最小外径より小さくて、上記逆テーパ孔のテーパ角が上記逆テーパ筒部のテーパ角より大きく、
上記逆テ−パ筒部の最小外径が、上記蓋体側の抜け止め係合部の内径より小さく形成されていることを特徴とする内視鏡の鉗子栓。 - 上記抜け止め係合部が、上記鉗子栓本体の外周部の上記逆テーパ筒部より下方位置に凹んで形成された円周溝と、上記蓋体を弾性変形させることにより上記円周溝に対して係脱させることができるように上記蓋体から内方に向けて突出形成された内方突起とで形成されている請求項1記載の内視鏡の鉗子栓。
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2006337792A JP5024987B2 (ja) | 2006-12-15 | 2006-12-15 | 内視鏡の鉗子栓 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2006337792A JP5024987B2 (ja) | 2006-12-15 | 2006-12-15 | 内視鏡の鉗子栓 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2008148800A JP2008148800A (ja) | 2008-07-03 |
JP5024987B2 true JP5024987B2 (ja) | 2012-09-12 |
Family
ID=39651670
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2006337792A Active JP5024987B2 (ja) | 2006-12-15 | 2006-12-15 | 内視鏡の鉗子栓 |
Country Status (1)
Country | Link |
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JP (1) | JP5024987B2 (ja) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
AU2010241834B2 (en) * | 2009-04-29 | 2014-02-13 | Cook Medical Technologies Llc | Adaptor for an endoscope |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS59196204U (ja) * | 1983-06-13 | 1984-12-27 | オリンパス光学工業株式会社 | 内視鏡 |
JP4761813B2 (ja) * | 2005-04-19 | 2011-08-31 | Hoya株式会社 | 内視鏡の鉗子栓 |
JP4648748B2 (ja) * | 2005-04-19 | 2011-03-09 | Hoya株式会社 | 内視鏡の鉗子栓 |
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2006
- 2006-12-15 JP JP2006337792A patent/JP5024987B2/ja active Active
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