JPS60106640U

JPS60106640U - catheter

Info

Publication number: JPS60106640U
Application number: JP19895883U
Authority: JP
Inventors: 俊明高木
Original assignee: テルモ株式会社
Priority date: 1983-12-27
Filing date: 1983-12-27
Publication date: 1985-07-20
Also published as: JPH0311007Y2

Abstract

(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

[Brief explanation of the drawing]

第１図は本考案の一実施例に係るカテーテルを示す断面
図、第２図は同カテーテルの外チューブを示す断面図、
第３図は同カテーテルの内チューブを示す正面図、第４
図は第１図のＩＶ−ＩＶ線に沿う断面図、第５図は本考
案の変形例に係るカテーテルを示す断面図である。１０．３０・・・カテーテル、１１・・・外チューブ、
１２・・・内チューブ、１３・・・開口、１４・・・先
端孔、１５・・・側Ｌ１６・・・メインルーメン、１７
・・・サイドルーメンリューブ、１８・・・装着口、１
９・・・孔、２０・・・サイドルーメン、２１・・・吸
引口、２２・・・先端孔、２３・・・側孔、２４・・・
通気口、２５・・・係着部、２６・・・Ｘ線造影ライン
、２７・・・テーパ状接続部、２８・・・吸引調節口、
３１・・・通気口、３２・・・係着部。FIG. 1 is a sectional view showing a catheter according to an embodiment of the present invention, FIG. 2 is a sectional view showing an outer tube of the catheter,
Figure 3 is a front view showing the inner tube of the same catheter; Figure 4 is a front view showing the inner tube of the catheter;
The figure is a sectional view taken along the line IV--IV in FIG. 1, and FIG. 5 is a sectional view showing a catheter according to a modification of the present invention. 10.30...catheter, 11...outer tube,
12... Inner tube, 13... Opening, 14... Tip hole, 15... Side L16... Main lumen, 17
... Side lumen lube, 18 ... Mounting port, 1
9... Hole, 20... Side lumen, 21... Suction port, 22... Tip hole, 23... Side hole, 24...
Ventilation port, 25... Attachment part, 26... X-ray contrast line, 27... Tapered connection part, 28... Suction adjustment port,
31... Ventilation port, 32... Attachment part.

Claims

[Claims for Utility Model Registration] (1) It has a main lumen with an opening at the proximal end and a hole at the distal end, and a side lumen tube attachment port on the proximal end; An outer tube having a side lumen with a hole on the side, a suction port on the proximal end and a hole on the distal end, the distal end being removably inserted into the main lumen of the outer tube. A catheter characterized in that it has an inner tube. (2) The inner tube, which is removably inserted into the outer tube, has a projection that is provided on the inner surface of the proximal side of the main lumen of the outer tube or on the outer surface of the inner tube so that it can be brought into close contact with the other tube. The catheter according to claim 1, which is detachable by means of a shaped engagement portion. (3) The catheter according to claim 1, wherein the outer tube is made of a flexible material. (4) The catheter according to claim 1 or 2, wherein the outer tube is transparent. (5) The catheter according to any one of claims 1 to 3, wherein the holes provided on the distal end side of the main lumen of the outer tube are a side hole and a tip hole. (6) The catheter according to any one of claims 1 to 4, wherein the outer tube has an X-ray contrast line. (7) The catheter according to any one of claims 1 to 6, wherein the inner tube is made of a semi-rigid material. (8) The catheter according to any one of claims 1 to 7, wherein the inner tube has a tapered connecting portion on the proximal end side. (9) The catheter according to any one of claims 1 to 8, wherein a suction adjustment port is formed on the proximal end side of the inner tube. (10) The catheter according to claim 2, which is a registered utility model, in which the anchoring portion has an annular shape that can close the ring-shaped space between the outer tube and the main lumen inner tube. (11) The anchoring portion The catheter according to claim 2, which is a registered utility model, and is made of the same material as the outer tube or the inner tube and is heat-sealed to the outer tube or the inner tube.