内視鏡用吸引チューブ

Suction tube for endoscope

Abstract

PROBLEM TO BE SOLVED: To easily remove foreign matter clogging a suction opening to continue a sucking operation by providing a scraper which is operated by remote control from the operator via a control wire for the purpose of scraping any foreign matter clogging the suction opening. SOLUTION: A suction tube 10 for an endoscope is passed through a forceps channel in the endoscope and projected forward with a scraper 15 being located at the end of a flexible tube 11, and a suction opening 12 at its end is inserted into contaminated liquid in a body cavity to suck the contaminated liquid. If any foreign matter clogs the portion from the suction opening 12 to the inside of the flexible tube 11, an inner cylinder 22 is moved toward the operator and a control wire 13 is pulled toward the operator. Then the foreign mater is scraped by the scraper 15 at an end, and the portion clogging the inside of the flexible tube 1 is pushed by the scraper 15, moved into the depth of the flexible tube 11, and sucked for removal.
(57)【要約】 【課題】体腔内の汚液を吸引除去する際に異物が吸引口 部分に詰まっても、その詰まりを簡単に解除して吸引作 業を続行することができる内視鏡用吸引チューブを提供 すること。 【解決手段】先端近傍の側面に吸引口12が穿設された チューブ11と、外部の吸引装置に接続するために上記 チューブ11に連通して上記チューブ11の手元側に設 けられた吸引接続部24と、上記チューブ11の内径に 対して隙間をあけて上記チューブ11内に挿通された操 作ワイヤ13と、上記チューブ11の先端内において上 記操作ワイヤ13の先端に連結され、上記操作ワイヤ1 3を介する手元側からの遠隔操作によって動作して、上 記吸引口12部分に詰まった異物を切り削ぐためのスク レーパー15とを設けた。

Claims

Description

Topics

Download Full PDF Version (Non-Commercial Use)

Patent Citations (0)

    Publication numberPublication dateAssigneeTitle

NO-Patent Citations (0)

    Title

Cited By (1)

    Publication numberPublication dateAssigneeTitle
    CN-103315697-ASeptember 25, 2013杨幼林内镜外套管可拆分式装置