Title:
BASKET TYPE ENDOSCOPE APPARATUS TREATMENT INSTRUMENT
Document Type and Number:
Japanese Patent JP2022040384
Kind Code:
A
Abstract:
To provide a basket type endoscope apparatus treatment instrument capable of preventing deformation of basket wires in crushing a calculus.SOLUTION: A basket type endoscope apparatus treatment instrument includes a tip metal fitting 20 provided at a tip of a long cylindrical flexible sheath 2, the tip metal fitting being made of an approximately cylindrical rigid material, the tip metal fitting including an annulus fitting with the tip of the flexible sheath and a plurality of protrusions, with widths for basket wires being fitted in, protruding in a basket part direction of the annulus. The depth of cut-out parts between the plurality of protrusions is set to be about two to three times of the basket wires' predetermined diameter.SELECTED DRAWING: Figure 2A
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Inventors:
KOBAYASHI MAKOTO
Application Number:
JP2022007587A
Publication Date:
March 10, 2022
Filing Date:
January 21, 2022
Export Citation:
Assignee:
KOBAYASHI MAKOTO
International Classes:
A61B17/221
Domestic Patent References:
| JPS6096241A | 1985-05-29 | |||
| JPS56109705U | 1981-08-25 | |||
| JP2013022386A | 2013-02-04 |
Foreign References:
| WO2016151931A1 | 2016-09-29 | |||
| US5944728A | 1999-08-31 |
Attorney, Agent or Firm:
Suzu Sasaki