CN216933369U

CN216933369U - Thrombus suction means for vascular surgery

Info

Publication number: CN216933369U
Application number: CN202122462141.3U
Authority: CN
Inventors: 朱玄
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-10-12
Filing date: 2021-10-12
Publication date: 2022-07-12
Anticipated expiration: 2031-10-12

Abstract

The utility model relates to the technical field of medical equipment, in particular to a thrombus suction device for vascular surgery, which comprises a suction device, wherein the suction device comprises a suction sleeve, a piston rod and a pull buckle, the piston rod is arranged in the suction sleeve, the pull buckle is arranged at the right end of the piston rod, a conveying pipe is arranged at the left side of the suction device, a connector is arranged on the outer wall of one side, close to the suction device, of the conveying pipe, an adjusting sleeve is sleeved on the outer wall of the connector, a needle head is arranged at the left side of the conveying pipe, a metal wire is arranged in the conveying pipe, an expansion assembly is arranged in the needle head, the needle head can slide out of the needle head when being inserted into a blood vessel through the arranged expansion assembly, a supporting rod can be unfolded around through a torsion spring at the moment, the diameter of the blood vessel is slightly expanded, and therefore the suction of thrombus by the needle head is facilitated.

Description

Thrombus suction means for vascular surgery

Technical Field

The utility model relates to the technical field of medical equipment, in particular to a thrombus suction device for vascular surgery.

Background

With the rapid development of socioeconomic, the incidence of cardiovascular diseases is higher and higher due to unhealthy diet and work and rest rules of people, thrombus is a small block formed by blood flow at the surface of a denudation or repair part in the blood vessel of the cardiovascular system, in a variable fluid dependence type, the thrombus is composed of insoluble fibrin, deposited platelets, accumulated white blood cells and entrapped red blood cells, clinically common thrombus patients are mainly characterized by familial inheritance, recurrent attack, symptom severity, abnormality of a thrombus formation part and younger attack time, and the treatment aiming at the thrombus is a necessary measure for improving the health standard of the whole people.

The thrombus is sticky in the blood vessel, the conventional thrombus suction device is inconvenient to draw when sucking the thrombus, and the efficiency of drawing the thrombus is reduced.

There is therefore a need for a thrombus-aspiration device for vascular surgery that ameliorates the above problems.

SUMMERY OF THE UTILITY MODEL

The present invention is directed to a thrombus-aspiration device for vascular surgery to solve the above-mentioned problems of the background art.

In order to achieve the purpose, the utility model provides the following technical scheme:

the utility model provides a thrombus suction means for vascular surgery, includes the aspirator, the left side of aspirator is provided with the conveyer pipe, the left side of conveyer pipe is provided with the syringe needle, the inside of conveyer pipe is provided with the metal wire, the inside of syringe needle is provided with expansion assembly.

As a preferable scheme of the present invention, the suction device includes a suction sleeve, a piston rod and a pull buckle, the piston rod is disposed inside the suction sleeve, and the pull buckle is disposed at the right end of the piston rod.

As the preferable scheme of the utility model, the outer wall of one side of the conveying pipe close to the suction device is provided with a connector, and the outer wall of the connector is sleeved with an adjusting sleeve.

As a preferable scheme of the present invention, the expansion member includes an insertion rod head, a support rod, a buffer ball, and a torsion spring, the insertion rod head is disposed on the right side of the metal wire, the support rod is disposed on the outer wall of the insertion rod head, the buffer ball is disposed on one end of the support rod away from the insertion rod head, and the torsion spring is disposed between the insertion rod head and the support rod.

In a preferred embodiment of the present invention, the suction sleeve and the piston rod are connected to each other in a sliding manner.

As a preferable scheme of the present invention, the metal wire penetrates through the connector to be connected with the adjusting sleeve, the adjusting sleeve is rotatably connected with the metal wire, and the connector is in threaded connection with the adjusting sleeve.

In a preferred embodiment of the present invention, the connection between the stent and the needle is a sliding connection.

In a preferred embodiment of the present invention, the support rod is rotatably connected to the putter head.

Compared with the prior art, the utility model has the beneficial effects that:

1. according to the utility model, the expansion assembly can slide out of the needle head when the needle head is inserted into a blood vessel, and the support rod can expand around the torsion spring to slightly expand the diameter of the blood vessel, so that the needle head can conveniently absorb thrombus.

2. According to the utility model, the connector, the adjusting sleeve and the metal wire are arranged, so that the expansion assembly can be conveniently pushed out or pulled back from the needle head, and the step of expanding the blood vessel is simpler and quicker to operate.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is an enlarged view of the present invention A;

fig. 3 is a schematic view of the stent assembly of the present invention.

In the figure: 1. an extractor; 101. sucking the sleeve; 102. a piston rod; 103. pulling the button; 2. a delivery pipe; 201. a connector; 202. an adjustment sleeve; 3. a needle head; 4. a metal wire; 5. an expansion assembly; 501. a pin head; 502. a support bar; 503. a buffer ball; 504. a torsion spring.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, rather than all embodiments, and all other embodiments obtained by a person of ordinary skill in the art without any creative work based on the embodiments of the present invention belong to the protection scope of the present invention.

While several embodiments of the present invention will be described below in order to facilitate an understanding of the utility model, with reference to the accompanying drawings, the utility model may be embodied in many different forms and should not be construed as limited to the embodiments set forth herein, but rather should be construed to provide a description of the utility model rather than a description thereof.

It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present, that when an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present, and that the terms "vertical", "horizontal", "left", "right" and the like are used herein for descriptive purposes only.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs, and the terms used herein in the specification of the present invention are for the purpose of describing particular embodiments only and are not intended to limit the present invention, and the term "and/or" as used herein includes any and all combinations of one or more of the associated listed items.

Referring to fig. 1-3, the present invention provides a technical solution:

the utility model provides a thrombus suction means for vascular surgery, includes aspirator 1, and the left side of aspirator 1 is provided with conveyer pipe 2, and the left side of conveyer pipe 2 is provided with syringe needle 3, and the inside of conveyer pipe 2 is provided with wire 4, and the inside of syringe needle 3 is provided with expansion subassembly 5.

In an embodiment, referring to fig. 1-3, the suction device 1 includes a suction sleeve 101, a piston rod 102 and a pull buckle 103, the piston rod 102 is disposed inside the suction sleeve 101, the pull buckle 103 is disposed at the right end of the piston rod 102, the outer wall of the conveying pipe 2 near one side of the suction device 1 is provided with a connector 201, the outer wall of the connector 201 is sleeved with an adjusting sleeve 202, the expansion assembly 5 includes a plunger 501, a support rod 502, a buffer ball 503 and a torsion spring 504, the right side of the metal wire 4 is provided with the plunger 501, the outer wall of the plunger 501 is provided with the support rod 502, one end of the support rod 502 far away from the plunger 501 is provided with the buffer ball 503, the torsion spring 504 is disposed between the plunger 501 and the support rod 502, the suction sleeve 101 and the piston rod 102 are connected in a sliding manner, the metal wire 4 penetrates through the connector 201 and is connected with the adjusting sleeve 202, the adjusting sleeve 202 and the metal wire 4 are connected in a rotating manner, connector 201 is threaded connection with the connected mode of adjusting sleeve 202, the connected mode of expansion subassembly 5 and syringe needle 3 is sliding connection, bracing piece 502 is connected for rotating with the connected mode of inserted bar head 501, can be in the time of syringe needle 3 injects the blood vessel through the expansion subassembly 5 that sets up, roll-off in the syringe needle 3, bracing piece 502 at this moment can expand to all around through torsion spring 504, and then expand a little to the pipe diameter of blood vessel, thereby make things convenient for the absorption of syringe needle 3 to the thrombus, through the connector 201 that sets up, adjusting sleeve 202, wire 4, can conveniently release expansion subassembly 5 from the syringe needle in or pull back, make the step operation of expansion blood vessel get up simple and fast more.

The working process of the utility model is as follows: when in use, firstly the needle 3 is pricked into a blood vessel, then the adjusting screw sleeve 202 is rotated to make the adjusting screw sleeve move downwards on the connector 201, at the moment, the metal wire 4 can push the expansion component 5 out of the needle 3, then the support rod 502 can be unfolded all around through the torsion spring 504 to further support and expand the blood vessel, then the pull buckle 103 pulls the piston rod 102, then the thrombus can enter the suction sleeve 101 through the delivery pipe 2, thus completing the suction of the thrombus, the support rod 502 can slide out of the needle 3 when the needle 3 is inserted into the blood vessel through the arranged expansion component 5, at the moment, the support rod 502 can be unfolded all around through the torsion spring 504, further slightly expanding the pipe diameter of the blood vessel, thereby facilitating the suction of the thrombus by the needle 3, through the arranged connector 201, the adjusting sleeve 202 and the metal wire 4, the expansion component 5 can be conveniently pushed out of the needle or pulled back, the step of expanding the blood vessel is simpler and quicker to operate.

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

Claims

1. A thrombus aspiration device for vascular surgery, comprising an aspirator (1), characterized in that: the left side of absorption device (1) is provided with conveyer pipe (2), the left side of conveyer pipe (2) is provided with syringe needle (3), the inside of conveyer pipe (2) is provided with metal wire (4), the inside of syringe needle (3) is provided with expansion subassembly (5).

2. A thrombus aspiration device for vascular surgery according to claim 1, wherein: the extractor (1) comprises an extracting sleeve (101), a piston rod (102) and a pull buckle (103), the piston rod (102) is arranged inside the extracting sleeve (101), and the pull buckle (103) is arranged at the right end of the piston rod (102).

3. A thrombus aspiration device for vascular surgery according to claim 1, wherein: the outer wall that conveyer pipe (2) are close to aspirator (1) one side is provided with connector (201), adjusting sleeve (202) have been cup jointed to the outer wall of connector (201).

4. A thrombus aspiration device for vascular surgery according to claim 1, wherein: the expansion assembly (5) comprises an insertion rod head (501), a supporting rod (502), a buffering ball (503) and a torsion spring (504), the insertion rod head (501) is arranged on the right side of the metal wire (4), the supporting rod (502) is arranged on the outer wall of the insertion rod head (501), the buffering ball (503) is arranged at one end, away from the insertion rod head (501), of the supporting rod (502), and the torsion spring (504) is arranged between the insertion rod head (501) and the supporting rod (502).

5. A thrombus aspiration device for vascular surgery according to claim 2, wherein: the sucking sleeve (101) is connected with the piston rod (102) in a sliding mode.

6. A thrombus aspiration device for vascular surgery according to claim 1 or 3, wherein: the metal wire (4) runs through the connector (201) and is connected with the adjusting sleeve (202), the connecting mode of the adjusting sleeve (202) and the metal wire (4) is a rotating connection, and the connecting mode of the connector (201) and the adjusting sleeve (202) is a threaded connection.

7. A thrombus aspiration device for vascular surgery according to claim 3, wherein: the expansion component (5) is connected with the needle head (3) in a sliding way.

8. A thrombus extraction device for vascular surgery according to claim 4, wherein: the support rod (502) is connected with the inserted rod head (501) in a rotating way.