US 11,304,593 B2Granted

Medical apparatus

AssigneeOlympus Corporation

InventorsKeisuke Hatano, Yutaro Watanabe

Life of this patent

Estimating the term…

Loading patent…

Abstract

A medical apparatus includes: an operation portion; an annular wall portion including a base portion connectedly provided to an exterior case and a protruding end portion; an operation lever configured to be tilted by an operator; a cover member including a first fitted portion fitted to the operation lever, a deforming portion configured to deform accompanying a tilt of the operation lever, and a second fitted portion with an inner circumferential surface fitted to an outer circumferential surface of the wall portion; and an elastic member including a contact portion in contact with an outer circumferential surface of the second fitted portion, the contact portion being fixed to the exterior case and being deformed to press the outer circumferential surface of the second fitted portion.

Claims7

Dependent claims

A medical apparatus comprising:

an operation portion configured to be grasped by an operator;
an annular wall portion including a base portion connectedly provided to an exterior case of the operation portion and a protruding end portion protrudingly provided from the base portion by a predetermined height;
an operation lever extended outside the operation portion from inside the operation portion in an area covered by the wall portion and configured so that the operator can perform a tilt operation to the operation portion;
a cover including a first fitted portion fitted to the operation lever, a deforming portion connectedly provided to the first fitted portion and configured to deform accompanying a tilt of the operation lever, and a second fitted portion connectedly provided to the deforming portion, an inner circumferential surface of the second fitted portion being fitted to an outer circumferential surface of the wall portion;
and
an elastic member formed of rubber including a contact portion in contact with an outer circumferential surface of the second fitted portion, the contact portion being fixed to the exterior case and being deformed to press the outer circumferential surface of the second fitted portion;
wherein the contact portion of the elastic member tapers off from the base portion side toward the protruding end portion side and has a triangular cross section.

4 more elements

Dependencies are inferred from the claim text.

Facts

Application: 16/401,138Filed 2 May 2019 · continuation
Priority: JP JP2016-25390427 Dec 2016
Published: US 2019/0254503 A122 Aug 2019
Granted: 19 Apr 2022
Term ends: Not estimatedThe source records don’t support an estimate.

Classification9 codes

A61B 1/00042
Provided with input arrangements for the user: for mechanical operation
A61B 1/00
Instruments for performing medical examinations of the interior of cavities or tubes
A61B 1/00066
Constructional details of the endoscope body: proximal part of endoscope body, e.g. handles
A61B 1/00137
Accessories for endoscopes: end pieces at either end of the endoscope, e.g. caps, seals or forceps plugs

Family

PCT/JP2017/037074Parent of this continuation · filed 12 Oct 2017
US 2019/0254503 A1Pre-grant publication · published 22 Aug 2019
US 11,304,593 B2This patent

From the US filing history. Foreign family members aren’t listed.

Timeline

Citations

Open elsewhere

Building an agent or pulling many patents? Use the API or MCP server instead of scraping pages. Get an API key