发明名称 Endoscope with a shock absorber
摘要 An endoscope provided with an elastic member between an optical lens and the distal end portion of an inserting portion of the endoscope, the optical lens being fixed to the distal end portion via the elastic member. Shock waves for crushing a calculus transmitted to the optical lens can be absorbed by the elastic member.
申请公布号 US4911147(A) 申请公布日期 1990.03.27
申请号 US19890311455 申请日期 1989.02.16
申请人 OLYMPUS OPTICAL CO., LTD. 发明人 WASHIZUKA, NOBUHIKO
分类号 G02B23/26;A61B1/00;A61B1/018;A61B17/22;A61B19/00 主分类号 G02B23/26
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