JPH0353255U

JPH0353255U -

Info

Publication number: JPH0353255U
Application number: JP2560790U
Authority: JP
Priority date: 1990-03-13
Filing date: 1990-03-13
Publication date: 1991-05-23
Also published as: JPH045166Y2

Description

[Brief explanation of the drawing]

第１図は本考案の第一実施例に係るカテーテル
の先端部の縦断面図、第１図は第２図における
−断面図、第３図は第１図のカテーテルの尿道
等への挿入時の折れ曲がり状態の縦断面図、第４
図は本考案の第一実施例に係るカテーテルの先端
部の縦断面図、第５図は従来のカテーテルの先端
部の縦断面図、第６図は従来のカテーテルの尿道
等への挿入時の欠点を説明するためのカテーテル
挿入時状態図である。１……可撓性チユーブ、２……側孔、３……チ
ユーブ内通路、４……先端封止部材、４ａ……頭
部、４ｂ……軸部、４ｃ……補強用脚部。 FIG. 1 is a longitudinal cross-sectional view of the distal end of a catheter according to the first embodiment of the present invention, FIG. 1 is a cross-sectional view taken from FIG. 2, and FIG. 3 is a state in which the catheter shown in FIG. Vertical cross-sectional view of the bent state, No. 4
The figure is a longitudinal sectional view of the tip of a catheter according to the first embodiment of the present invention, FIG. 5 is a longitudinal sectional view of the tip of a conventional catheter, and FIG. 6 is a longitudinal sectional view of the tip of a conventional catheter when inserted into the urethra etc. It is a state diagram at the time of catheter insertion for explaining a drawback. DESCRIPTION OF SYMBOLS 1... Flexible tube, 2... Side hole, 3... Passage within the tube, 4... Tip sealing member, 4a... Head, 4b... Shaft, 4c... Reinforcing leg.

補正平２．１０．２６図面の簡単な説明を次のように補正する。明細書第９頁第９，１０行目に、「第１図は第
２図における−断面図、」とあるのを、「第
２図は第１図における−断面図、」と訂正す
る。Amendment October 26, 1993 The brief description of the drawings is amended as follows. In the 9th and 10th lines of page 9 of the specification, the statement ``FIG. 1 is a sectional view of FIG. 2'' is corrected to ``FIG. 2 is a sectional view of FIG. 1.''

Claims

[Claims for Utility Model Registration] A catheter having a side hole on the side surface of the distal end of a flexible tube that communicates a passage inside the tube with the outside, and a distal end sealing member at an opening at the distal end of the tube, comprising: The sealing member includes a head whose rear end has an outer diameter equal to the outer diameter of the tube and forms a curved surface from the rear end toward the front; and a head whose rear end forms a curved surface from the rear end toward the rear of the catheter shaft. a shaft portion having an outer diameter equal to the inner diameter and protruding to a depth that does not fit into the side hole, and further extending from the shaft portion to a required depth behind the catheter shaft than the side hole, and having a diameter smaller than the tube inner diameter as required; A catheter characterized in that it has a reinforcing leg in the shape of an overhanging shaft with an outer diameter.