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Pressurizing device and pusher thereof

A pusher and pressure chamber technology, applied in the direction of catheters, balloon catheters, etc., can solve the problems of difficult production, complex assembly, and high production costs, and achieve the effects of improved convenience, flexible operation, and simple structure

Pending Publication Date: 2021-09-17
BEIJING DEMAX MEDICAL TECH
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0005] At present, the inflation device for inflation of the balloon catheter has many parts, complex assembly, and high quality requirements for individual parts, which will cause problems such as high production cost, difficult production, and high quality control requirements.

Method used

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  • Pressurizing device and pusher thereof
  • Pressurizing device and pusher thereof
  • Pressurizing device and pusher thereof

Examples

Experimental program
Comparison scheme
Effect test

Embodiment approach 1

[0054] Such as figure 1 , figure 2 and Figure 12 As shown, the present invention provides a pusher of a pressure charging device, which is installed in the housing 10 of the pressure charging device. The pusher includes a bracket 1, a reset mechanism 2, a locking slider 3, a pressing handle 4 and a push-pull rod 5, wherein: the bracket 1 has a connected vertical chamber 11 and a horizontal chamber 12; the reset mechanism 2 has a pressing slider 21 and a reset rod 22, and the reset rod 22 is connected to the pressing slider 21 so that it can move horizontally , the pressing slider 21 is provided in the horizontal cavity 12 so that it can move horizontally; the locking slider 3 abuts against the upper end of the pressing slider 21, and the locking slider 3 can The horizontal movement and move up and down in the vertical cavity 11; the pressing handle 4 can be inserted into the vertical cavity 11, the lower end of the pressing handle 4 is formed with a pressing slope 41, the pr...

Embodiment approach 2

[0068] Such as Figure 1 to Figure 12 As shown, the present invention also provides a pressure charging device, which includes a pusher, the pusher is the pusher described in Embodiment 1, and its structure, working principle and beneficial effects are the same as those in Embodiment 1, and will not be repeated here. . The pressure charging device also includes a housing 10 and a locking joint 20, wherein: the housing 10 has a connected pressure chamber 101 and a push chamber 102, the pusher is arranged in the push chamber 102, and the push-pull rod One end of 5 extends into the said charging chamber 101, and the other end of said push-pull rod 5 is provided with a handle 52; the locking joint 20 is connected with one end of said housing 10 through a connecting pipe 201, said connecting pipe 201 It communicates with the pressure chamber 101 of the housing 10 .

[0069] Specifically, the housing 10 is generally in the shape of a pistol, and the front end of the housing 10 for...

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Abstract

The invention provides a pressurizing device and a pusher thereof. The pusher comprises a support, a reset mechanism, a locking sliding block, a pressing handle and a push-pull rod, wherein the support is provided with a vertical cavity and a horizontal cavity which are communicated with each other; the reset mechanism is provided with a pressing sliding block and a reset rod; the pressing sliding block can be horizontally and movably arranged in the horizontal cavity; the reset rod can be horizontally and movably connected to the pressing sliding block; the locking sliding block is abutted against the upper end of the pressing sliding block, and the locking sliding block can be arranged in the vertical cavity in a manner of moving up and down according to the horizontal movement of the pressing sliding block; the pressing handle can be inserted into the vertical cavity, pressing inclined planes are formed at the lower end of the pressing handle, and the pressing inclined planes are abutted against reset inclined planes on the pressing sliding block; the pressing handle is provided with two insertion plates which are symmetrically arranged, the pressing inclined planes are formed at the lower ends of the insertion plates, and two reset inclined planes are symmetrically formed on the two sides of the pressing sliding block; and the push-pull rod can be horizontally and movably arranged above the locking sliding block, and a locking structure is arranged between the push-pull rod and the locking sliding block. The pusher is simple in structure, is provided with a small number of parts, can complete the self-locking and pressure relief operations only through one-hand operation.

Description

[0001] This application is a divisional application, the application number of the original application is 201710062649.X, the application date is January 24, 2017, and the invention name is "pressure charging device and its pusher". technical field [0002] The present invention relates to a pressurizing device and a pusher, in particular to a pressurizing device and a pusher for expanding a medical balloon catheter in percutaneous coronary angioplasty in the field of medical equipment. Background technique [0003] Interventional technology is a minimally invasive treatment technology using modern high-tech means. Under the guidance of medical imaging equipment, special catheters, guide wires and other precision instruments are introduced into the human body to diagnose and locally treat lesions in the body. [0004] Percutaneous transluminal coronary angioplasty is to use the femoral artery puncture to send the balloon catheter to the coronary artery stenosis lesion, and p...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): A61M25/10
CPCA61M25/10181A61M25/10187Y02T10/70
Inventor 郭广军戴华英彭红军
Owner BEIJING DEMAX MEDICAL TECH
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