JPH0190502U

JPH0190502U -

Info

Publication number: JPH0190502U
Application number: JP15902788U
Authority: JP
Priority date: 1988-12-07
Filing date: 1988-12-07
Publication date: 1989-06-14

Description

[Brief explanation of the drawing]

第１図乃至第６図はこの考案の第１図の実施例
を示し、第１図は内視鏡の全体図、第２図は挿入
部先端面の側面図、第３図は弾性栓の取付け部分
の断面図、第４図は処置具を導入した断面図、第
５図は弾性栓を圧縮した状態の断面図、第６図は
弾性栓の横断面図、第７図はこの考案の第２の実
施例を示す弾性栓の横断面図、第８図はこの考案
の第３の実施例を示す弾性栓の取付け部分の断面
図、第９図は同じく弾性栓を圧縮した状態の断面
図、第１０図はこの考案の第４の実施例を示す弾
性栓の取付け部分の断面図、第１１図は同じく弾
性栓を圧縮した状態の断面図である。１１……チヤンネル、１６……挿入口体、１９
……取付座、２０……弾性栓、２１……鉗子（処
置具）、２７……蓋体、２２……スリツト、２８
……ピンホール。 1 to 6 show an embodiment of this invention as shown in FIG. 1, in which FIG. 1 is an overall view of the endoscope, FIG. 2 is a side view of the distal end of the insertion section, and FIG. 3 is a view of the elastic stopper. Figure 4 is a cross-sectional view of the attachment part, Figure 4 is a cross-sectional view with the treatment tool introduced, Figure 5 is a cross-sectional view of the elastic plug in a compressed state, Figure 6 is a cross-sectional view of the elastic plug, and Figure 7 is a cross-sectional view of the device. FIG. 8 is a cross-sectional view of the attachment part of the elastic stopper showing the third embodiment of this invention, and FIG. 9 is a cross-sectional view of the elastic stopper in a compressed state. 10 is a sectional view of the mounting portion of an elastic plug showing a fourth embodiment of this invention, and FIG. 11 is a sectional view of the elastic plug in a compressed state. 11... Channel, 16... Insertion port body, 19
... Mounting seat, 20 ... Elastic stopper, 21 ... Forceps (treatment tool), 27 ... Lid body, 22 ... Slit, 28
……Pinhole.

Claims

[Scope of Claim for Utility Model Registration] (1) An endoscope having a channel for inserting a treatment instrument, which has a passageway for inserting the treatment instrument which is always closed at the insertion opening of the channel, and which is connected to the inner surface of the mounting seat. An elastic stopper having a substantially similar shape is housed in the mounting seat in a protruding state, and the mounting seat is provided with a lid body that presses the protruding portion of the elastic stopper in a freely compressible manner. Endoscope. (2) The endoscope according to claim 1, wherein the treatment instrument insertion passage of the elastic plug is formed by a slit provided in the elastic plug. (3) The endoscope according to claim 1, wherein the treatment instrument insertion passage of the elastic plug is formed by a pinhole provided in the elastic plug.