CN213552171U

CN213552171U - Quick pressure relief device for manual ligation device

Info

Publication number: CN213552171U
Application number: CN202022168861.4U
Authority: CN
Inventors: 王军; 毛贝尔; 赵文庆; 张鸿威
Original assignee: Dingdong Medical Equipment Changzhou Co ltd
Current assignee: Dingdong Medical Equipment Changzhou Co ltd
Priority date: 2020-09-28
Filing date: 2020-09-28
Publication date: 2021-06-29
Anticipated expiration: 2030-09-28

Abstract

The utility model discloses a quick pressure relief device for a manual ligation device, which comprises a shell; the upper half part of the outer shell comprises an inner tube limiting joint and an inner tube, and the inner tube limiting joint is communicated with one end of the inner tube; the pressure relief channel penetrates through the shell; the pressure relief buckle is inserted into the fixed channel through a rotating shaft with a middle protrusion and is fixed outside the shell; the reset spring is simultaneously connected with the rotating shaft and the fixed channel; the utility model discloses a change pressure relief device's structure, avoided the phenomenon of the mistake pressure release of hand among the treatment process, guaranteed the availability factor of ligation device.

Description

Quick pressure relief device for manual ligation device

Technical Field

The utility model relates to the technical field of medical equipment, specifically a manual loop ligature utensils quick pressure relief device.

Background

The ligation device is a common device used in clinical hemorrhoid treatment, when in use, the head end of the ligation device is aligned with the hemorrhoid to be treated, the hemorrhoid is sucked into the head end of the ligation device by utilizing negative pressure suction, the ligation device is triggered, and the rubber ring is used for ligation at the root of the hemorrhoid, so that the hemorrhoid is subjected to ischemia, necrosis and natural falling, thereby achieving the purpose of treatment. The ligation device is simple and convenient to operate, a postoperative patient has no pain, and postoperative complications are few. However, although the pressure relief device of the ligation device in the prior art is simple to operate, medical staff can easily trigger by hand in the operation process, so that the suction process cannot be continuous, and the clinical treatment is difficult to be completed efficiently.

SUMMERY OF THE UTILITY MODEL

In order to solve the above problem, the utility model provides a following technical scheme: a rapid pressure relief device for a manual ligation device comprises a shell; the upper half part of the outer shell comprises an inner tube limiting joint and an inner tube, and the inner tube limiting joint is communicated with one end of the inner tube; the pressure relief channel penetrates through the shell; the pressure relief buckle is inserted into the fixed channel through a rotating shaft with a middle protrusion and is fixed outside the shell; still include reset spring, reset spring connects simultaneously the pivot with fixed passage.

Preferably, the inner pipe limiting connector comprises a pressure relief pipe, the pressure relief pipe is inserted into the pressure relief channel, and a sealing ring is sleeved between the pressure relief pipe and the pressure relief channel.

Preferably, one end of the pressure relief buckle is a plug, the other end of the pressure relief buckle is a shifting piece, a sealing gasket is arranged on a contact surface between the plug and the pressure relief channel, and a limiting column is arranged above one side of the shifting piece.

Preferably, the lower end of the inner pipe limiting joint is provided with an air outlet pipe.

Preferably, the shell is internally provided with a reinforcing rib.

Compared with the prior art, the beneficial effects of the utility model are as follows:

the utility model discloses a with the connected mode between pressure release attacker and the shell optimize, will be common to press the pressure release and change into stirring the pressure release to make the pressure release attacker in time playback through reset spring, guaranteed to resume the seal after the quick pressure release, also can effectively prevent that medical personnel from touching pressure release switch by mistake when carrying out the suction action, ensured the normal work of ligation device.

Drawings

FIG. 1 is a top view of the pressure relief structure of the present invention;

FIG. 2 is an internal structure view of the present invention;

FIG. 3 is an enlarged view of a portion of the outer side of the present invention;

in the figure: the device comprises a shell 1, an inner tube limiting joint 2, an inner tube 3, a pressure relief channel 4, a pressure relief buckle 5, a fixing channel 6, a rotating shaft 7, a return spring 8, a pressure relief tube 9, a sealing ring 10, a plug 11, a shifting piece 12, a sealing gasket 13, a limiting column 14, an air outlet tube 15 and a reinforcing rib 16.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-3, a rapid pressure relief device for a manual ligation device comprises a shell 1; the upper half part of the outer shell 1 comprises an inner tube limiting joint 2 and an inner tube 3, and the inner tube limiting joint 2 is communicated with one end of the inner tube 3; the pressure relief channel 4 is further included, and the pressure relief channel 4 penetrates through the shell 1; the pressure relief button 5 is inserted into the fixed channel 6 through a rotating shaft 7 protruding from the middle and fixed outside the shell 1 in order that the pressure relief button 5 can be shifted up and down around a point; in order to enable the pressure relief buckle 5 to be capable of rebounding under force after being shifted, the pressure relief buckle further comprises a return spring 8, and the return spring 8 is simultaneously connected with the rotating shaft 7 and the fixed channel 6.

The inner tube limiting connector 2 comprises a pressure relief pipe 9, the pressure relief pipe 9 is inserted into the pressure relief channel 4, the pressure relief pipe 9 is connected with a sealing ring 10 in a sleeved mode between the pressure relief channel 4, when the inner tube limiting connector 2 and the shell 1 are fixed in relative positions, the inner tube limiting connector 2 is also made to be in a default sealing state in a connection position with a pressure relief opening, and the negative pressure effect cannot be achieved due to gas leakage. One end of the pressure relief buckle 5 is a plug 11, the other end of the pressure relief buckle is a shifting piece 12, a sealing gasket 13 is arranged on the contact surface of the plug 11 and the pressure relief channel 4, a limiting column 14 is arranged above one side of the shifting piece 12, the sealing gasket 13 is arranged to enhance the sealing effect, when the shifting piece 12 is shifted downwards, the plug 11 is staggered, the pressure relief channel 4 can be exposed, and the original shell can be loosened by sucking negative pressure into a focus of the inner tube 3; in order to connect the inner pipe limiting joint 2 with a pumping pipe for pumping, the lower end of the inner pipe limiting joint 2 is provided with an air outlet pipe 15, and the air direction of the inner pipe 3 is guided by the air outlet pipe 15 when the air pumping device is used; in order to realize a certain supporting force for the shell 1, the shell 1 is also internally provided with a reinforcing rib 16, so that the rigidity of the shell 1 is increased, and the service life of the shell is prolonged.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A rapid pressure relief device for a manual ligation device comprises a shell (1); the method is characterized in that: the upper half part of the outer shell (1) comprises an inner tube limiting joint (2) and an inner tube (3), and the inner tube limiting joint (2) is communicated with one end of the inner tube (3); the pressure relief device also comprises a pressure relief channel (4), wherein the pressure relief channel (4) penetrates through the shell (1); the pressure relief buckle (5) is inserted into the fixing channel (6) through a rotating shaft (7) protruding in the middle and is fixed outside the shell (1); still include reset spring (8), reset spring (8) are connected simultaneously pivot (7) with fixed passage (6).

2. The quick pressure relief device for the manual ligation device according to claim 1, wherein: the inner tube limiting connector (2) comprises a pressure relief tube (9), the pressure relief tube (9) is inserted into the pressure relief channel (4), and a sealing ring (10) is sleeved between the pressure relief tube (9) and the pressure relief channel (4).

3. The quick pressure relief device for the manual ligation device according to claim 1, wherein: one end of the pressure relief buckle (5) is a plug (11), the other end of the pressure relief buckle is a shifting piece (12), a sealing gasket (13) is arranged on the contact surface of the plug (11) and the pressure relief channel (4), and a limiting column (14) is arranged above one side of the shifting piece (12).

4. The quick pressure relief device for the manual ligation device according to claim 1, wherein: and an air outlet pipe (15) is arranged at the lower end of the inner pipe limiting joint (2).

5. The quick pressure relief device for the manual ligation device according to claim 1, wherein: and a reinforcing rib (16) is also arranged in the shell (1).