CN201029910Y - Connecting structure between the vacuum suction head and connection pipe of the hemorrhoid sleeve- pricking machine - Google Patents

Abstract

The utility model relates to a connecting structure of a vacuum suction head and a connecting tube of a hemorrhoid ligator, comprising the connecting tube (2) and the vacuum suction head (1). The connecting tube (2) is composed of an inner tube (2.1) and an outer tube (2.2) which both are sleeved with each other, and the outer tube (2.2) is capable of axially shifting along the inner tube (2.1). The utility model is characterized in that the front end of the inner tube (2.1) of the connecting tube (2) is equipped with a connecting head (2.1.1), and outer screws are disposed on the connecting head (2.1.1). The front end of the outer tube (2.2) is provided with a connecting seat (2.2.1). The vacuum suction head (1) is composed of a guide head (1.1), an inner suction tube (1.2) and an outer ejector sleeve (1.3), wherein the guide head (1.1) is inserted into the front end of the inner suction tube (1.2), the rear end of the inner suction tube (1.2) is equipped with inner screws, and the outer ejector sleeve (1.3) is arranged on the inner suction tube (1.2) via sleeves. The rear end of the inner suction tube (1.2) of the vacuum suction head (1) is connected to the connecting head (2.1.1) positioned at the front end of the inner tube (2.1) of the connecting tube (2) via screws. The rear end of the outer ejector sleeve (1.3) is connected to the connecting seat (2.2.1) disposed at the front end of the outer tube (2.2). The vacuum suction head of the utility model can be detached to be used as a disposable vacuum suction head.

Description

The vacuum suction head of hemorrhoid looping and binding device and the syndeton of connecting tube

Technical field

This utility model relates to a kind of hemorrhoid looping and binding device, is specifically related to a kind of vacuum suction head of hemorrhoid looping and binding device and the syndeton of connecting tube.Belong to technical field of medical instruments.

Background technology

The hemorrhoid ligation is the common method of treatment hemorrhoid, and general hemorrhoid are had better curative effect.ZL200620109731.0 discloses a kind of negative-pressure sucking formula hemorrhoid looping and binding device, and it is made up of vacuum suction head, connecting tube and negative pressure generator etc.Its vacuum suction head is fixedlyed connected in aggregates with connecting tube, can not dismantle and do disposable use, have the problem at dead angle in the sterilization process, and the vacuum suction head contacts with patient's anus directly, can cause cross infection.

Summary of the invention

The purpose of this utility model is to overcome above-mentioned deficiency, provides a kind of vacuum suction head to disassemble the vacuum suction head of making disposable hemorrhoid looping and binding device and the syndeton of connecting tube from connecting tube.

The purpose of this utility model is achieved in that a kind of vacuum suction head of hemorrhoid looping and binding device and the syndeton of connecting tube, comprise connecting tube and vacuum suction head, connecting tube is made up of the interior pipe and the outer tube that are sleeved on together, and outer tube can is characterized in that along interior tubular axis to moving:

The interior pipe front end of described connecting tube is provided with union joint, and union joint is provided with external screw thread, and the outer tube front end is provided with Connection Block;

Described vacuum suction head comprises target seeker, inner suction pipe and outer ejector sleeve, and target seeker is plugged in the inner suction pipe front end, and the inner suction pipe rear end is provided with female thread, and the extrapolation pipe box places on the inner suction pipe;

The inner suction pipe rear end of described vacuum suction head is bolted on the union joint of pipe front end in the connecting tube, and sets " O " RunddichtringO between inner suction pipe and the union joint, and outer ejector sleeve rear end is socketed on the Connection Block of outer tube front end.

Before the use, the inner suction pipe of vacuum suction head is screwed to earlier on the union joint of pipe front end in the connecting tube, again the outer ejector sleeve of vacuum suction head is shifted onto on the Connection Block of connecting tube outer tube front end, target seeker is inserted the inner suction pipe front end, then, to overlap Zha Quan and be set on the inner suction pipe, can bring into use along target seeker.After using up, unload the vacuum suction head and get final product.The advantage of this vacuum suction head is: dismantle easyly, can disposablely use, solved the problem that there is the dead angle in sterilization in the prior art.

Description of drawings

Fig. 1 is the vacuum suction head of this utility model hemorrhoid looping and binding device and the syndeton sketch map of connecting tube.

Fig. 2 is a disposable vacuum suction header structure sketch map of the present utility model.

Among the figure: vacuum suction 1, connecting tube 2, target seeker 1.1, inner suction pipe 1.2, outer ejector sleeve 1.3, interior pipe 2.1, outer tube 2.2, union joint 2.1.1, " O " RunddichtringO 2.1.2, Connection Block 2.2.1.

Referring to Fig. 1, the vacuum suction head of this utility model hemorrhoid looping and binding device and the syndeton of connecting tube comprise connecting tube 2 and vacuum suction 1, and described connecting tube 2 is made up of the interior pipe 2.1 and the outer tube 2.2 that are sleeved on together.Outer tube 2.2 can move axially along interior pipe 2.1.Pipe 2.1 front ends are provided with union joint 2.1.1 in described, and union joint 2.1.1 is provided with external screw thread, and outer tube 2.2 front ends are provided with Connection Block 2.2.1; Referring to Fig. 2, described vacuum suction 1 is made up of target seeker 1.1, inner suction pipe 1.2 and outer ejector sleeve 1.3.Described target seeker 1.1 is plugged in inner suction pipe 1.2 front ends, and inner suction pipe 1.2 rear ends are provided with female thread, and described outer ejector sleeve 1.3 is placed on the inner suction pipe 1.2.In being bolted in by female thread, described inner suction pipe 1.2 rear ends manage on the external screw thread of 2.1 front end union joint 2.1.1, and set " O " RunddichtringO 2.1.2 between inner suction pipe 1.2 and the union joint 2.1.1, outer ejector sleeve 1.3 is socketed on the rear end and is socketed on the Connection Block 2.2.1 of outer tube 2.2 front ends, as Fig. 1.

Claims (1)

1. the vacuum suction head of a hemorrhoid looping and binding device and the syndeton of connecting tube, comprise connecting tube (2) and vacuum suction head (1), connecting tube (2) is made up of the interior pipe (2.1) and the outer tube (2.2) that are sleeved on together, and outer tube (2.2) can move axially along interior pipe (2.1), it is characterized in that:

Interior pipe (2.1) front end of described connecting tube (2) is provided with union joint (2.1.1), and union joint (2.1.1) is provided with external screw thread, and outer tube (2.2) front end is provided with Connection Block (2.2.1);

Described vacuum suction head (1) comprises target seeker (1.1), inner suction pipe (1.2) and outer ejector sleeve (1.3), target seeker (1.1) is plugged in inner suction pipe (1.2) front end, inner suction pipe (1.2) rear end is provided with female thread, and outer ejector sleeve (1.3) is placed on the inner suction pipe (1.2);

Inner suction pipe (1.2) rear end of described vacuum suction head (1) is bolted on the union joint (2.1.1) of pipe (2.1) front end in the connecting tube (2), and set " O " RunddichtringO (2.1.2) between inner suction pipe (1.2) and the union joint (2.1.1), outer ejector sleeve (1.3) rear end is socketed on the Connection Block (2.2.1) of outer tube (2.2) front end.

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