CN211584673U

CN211584673U - Injection device for cardiovascular interventional therapy

Info

Publication number: CN211584673U
Application number: CN202020033612.1U
Authority: CN
Inventors: 隋红
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-01-08
Filing date: 2020-01-08
Publication date: 2020-09-29
Anticipated expiration: 2030-01-08

Abstract

The utility model discloses an injection device for cardiovascular intervention therapy, which comprises an outer cylinder body, an injector, a connecting cylinder, a puncture needle and a connector, wherein the inner wall of the outer cylinder body is connected with the injector in a sliding way, the connecting cylinder is fixed at one end of the outer cylinder body, the puncture needle is connected with the inner wall of the connecting cylinder in a sliding way, the connector is fixed at one end of the puncture needle, the injector comprises an inner injection cylinder, a needle seat, a piston, a cross rod, a pressure head and a threaded sleeve, the inner wall of the outer cylinder body is connected with the inner injection cylinder in a sliding way, the needle seat is fixed at one end of the inner injection cylinder close to the puncture needle, the inner wall of the connector is spliced with the needle seat, the needle seat is communicated with the inner injection cylinder, the piston is connected with the inner wall of the inner injection cylinder in a sliding way, the cross rod is fixed at one side of the piston, is convenient for people to use.

Description

Injection device for cardiovascular interventional therapy

Technical Field

The utility model relates to the technical field of medical equipment, specifically a cardiovascular intervention is injection device for treatment.

Background

Cardiovascular diseases, also called circulatory system diseases, are a series of diseases related to the circulatory system, which refers to organs and tissues transporting blood in the human body, mainly including heart, blood vessels (artery, vein, and microvasculature), can be subdivided into acute and chronic, and are generally related to arteriosclerosis. To this end, we propose an injection device for cardiovascular interventions.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a cardiovascular intervention is injection device for treatment to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: an injection device for cardiovascular intervention therapy comprises an outer barrel, a syringe, a connecting barrel, a puncture needle and a connector, wherein the inner wall of the outer barrel is connected with the syringe in a sliding manner, one end of the outer barrel is fixed with the connecting barrel, the inner wall of the connecting barrel is connected with the puncture needle in a sliding manner, one end of the puncture needle is fixed with the connector, the syringe comprises an inner injection barrel, a needle seat, a piston, a cross rod, a pressure head and a threaded sleeve, the inner wall of the outer barrel is connected with the inner injection barrel in a sliding manner, the needle seat is fixed at one end of the inner injection barrel close to the puncture needle, the inner wall of the connector is spliced with the needle seat, the needle seat is communicated with the inner injection barrel, the piston is connected with the inner wall of the inner injection barrel in a sliding manner, the cross rod is fixed at one side of the piston, the syringe is characterized in that the outer side of the inner injection barrel is in threaded connection with a threaded sleeve, the threaded sleeve is rotatably connected with the outer barrel through a bearing, a limiting groove is symmetrically formed in one end, close to the needle head seat, of the outer side of the inner injection barrel, limiting strips are symmetrically fixed on the inner wall of the outer barrel, and the limiting strips are in sliding connection with the limiting groove.

The connecting cylinder outside is seted up threadedly, connecting cylinder one end is equipped with the positioning disk, threaded hole is seted up at the positioning disk middle part, and positioning disk and connecting cylinder threaded connection.

The outer side of the outer cylinder body is provided with scales.

The outer barrel and the inner injection barrel are made of transparent materials.

And a holding plate is fixed at one end of the outer side of the inner injection cylinder, which is close to the pressure head.

The outer side of the threaded sleeve is provided with anti-skid threads.

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

when using, people peg graft the pjncture needle through connector and syringe needle seat earlier, and insert the syringe into the urceolus internal, make the pjncture needle pass the connecting cylinder, when the syringe inserts the urceolus internal, spacing groove on the interior syringe barrel in the syringe pegs graft mutually with the internal spacing strip of urceolus, carry on spacingly through spacing strip to the spacing groove, when screw thread and the threaded sleeve contact on up to interior syringe barrel, then come to connect the regulation to interior syringe barrel through rotatory threaded sleeve, make rotatory threaded sleeve adjust interior syringe barrel to suitable position after, the pjncture needle then stretches out a connecting cylinder locating position, can puncture length to the puncture needle is adjusted, make people can be fine control the depth of puncture when carrying out the puncture, this device is convenient for people and controls the depth of puncture when carrying out the puncture, be convenient for people to use.

Drawings

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

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

fig. 3 is the overall sectional structure of the present invention.

In the figure: 1. an outer cylinder; 2. an injector; 3. a connecting cylinder; 4. puncturing needle; 5. a connector; 6. an inner injection barrel; 7. a needle head seat; 8. a piston; 9. a cross bar; 10. a pressure head; 11. a threaded sleeve; 12. a limiting groove; 13. a limiting strip; 14. positioning a plate; 15. calibration; 16. a support plate.

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, fig. 2 and fig. 3, the present invention provides a technical solution: an injection device for cardiovascular intervention treatment, comprises an outer cylinder body 1, a syringe 2, a connecting cylinder 3, a puncture needle 4 and a connector 5, wherein the inner wall of the outer cylinder body 1 is connected with the syringe 2 in a sliding manner, one end of the outer cylinder body 1 is fixed with the connecting cylinder 3, the inner wall of the connecting cylinder 3 is connected with the puncture needle 4 in a sliding manner, one end of the puncture needle 4 is fixed with the connector 5, the syringe 2 comprises an inner injection cylinder 6, a needle seat 7, a piston 8, a cross rod 9, a pressure head 10 and a threaded sleeve 11, the inner wall of the outer cylinder body 1 is connected with the inner injection cylinder 6 in a sliding manner, one end of the inner injection cylinder 6, which is close to the puncture needle 4, is fixed with the needle seat 7, the inner wall of the connector 5 is spliced with the needle seat 7, the needle seat 7 is communicated with the inner injection cylinder 6, the inner wall of the inner injection cylinder 6 is connected with the piston 8, the one end outside that interior syringe 6 kept away from syringe needle seat 7 is seted up threadedly, interior syringe 6 outside threaded connection has threaded sleeve 11, and threaded sleeve 11 passes through the bearing and is connected with outer barrel 1 rotation, is convenient for adjust the length that can pierce of pjncture needle 4, the one end symmetry that the syringe needle seat 7 is close to in the interior syringe 6 outside has seted up spacing

groove

12, 1 inner wall symmetry of outer barrel is fixed with spacing 13, and spacing 13 and 12 sliding connection in spacing groove are convenient for carry on spacingly to interior syringe 6 for interior syringe 6 is unable rotatory.

Referring to fig. 1, the outer side of the connecting cylinder 3 is provided with threads, one end of the connecting cylinder 3 is provided with a positioning plate 14, the middle of the positioning plate 14 is provided with a threaded hole, and the positioning plate 14 is in threaded connection with the connecting cylinder 3, so that the contact area of the connecting cylinder 3 and a human body is increased conveniently, and the local oppression is reduced.

Referring to fig. 1, scales 15 are provided on the outer side of the outer cylinder 1 to facilitate control of the position of the inner syringe 6.

Referring to fig. 1, the outer cylinder 1 and the inner injection cylinder 6 are both made of a transparent material, so that people can observe the conditions inside the outer cylinder 1 and the inner injection cylinder 6 conveniently.

Referring to fig. 2, a holding plate 16 is fixed at one end of the outer side of the inner syringe 6 close to the pressure head 10, and a user can complete the injection by putting two fingers on the holding plate 16 and pressing the pressure head 10 with the thumb.

Referring to fig. 1, the outer side of the threaded sleeve 11 is provided with anti-slip threads, which is convenient for people to rotate the threaded sleeve 11.

The working principle is as follows: when in use, people firstly insert the puncture needle 4 with the needle head seat 7 through the connector 5 and insert the injector 2 into the outer cylinder body 1, so that the puncture needle 4 passes through the connecting cylinder 3, when the injector 2 is inserted into the outer cylinder body 1, the limit groove 12 on the inner injection cylinder 6 in the injector 2 is inserted with the limit strip 13 in the outer cylinder body 1, the limiting groove 12 is limited by the limiting strip 13 until the thread on the inner injection cylinder 6 contacts with the threaded sleeve 11, the connection adjustment of the inner syringe 6 is performed by rotating the threaded sleeve 11, so that after the inner syringe 6 is adjusted to a proper position by rotating the threaded sleeve 11, the puncture needle 4 extends out of the connecting cylinder 3 for a certain position, the puncture length of the puncture needle 4 is adjusted, so that people can well control the puncture depth when puncturing, and all the materials used in the injection device are materials meeting the medical and health standards.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

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. The utility model provides a cardiovascular intervention is injection device for treatment, includes outer barrel (1), syringe (2), connecting cylinder (3), pjncture needle (4) and connector (5), its characterized in that: the outer barrel (1) inner wall sliding connection has a syringe (2), outer barrel (1) one end is fixed with a connecting cylinder (3), connecting cylinder (3) inner wall sliding connection has a pjncture needle (4), pjncture needle (4) one end is fixed with connector (5), syringe (2) includes interior syringe (6), syringe needle seat (7), piston (8), cross rod (9), pressure head (10) and threaded sleeve (11), outer barrel (1) inner wall sliding connection has interior syringe (6), the one end that interior syringe (6) is close to pjncture needle (4) is fixed with syringe needle seat (7), connector (5) inner wall and syringe needle seat (7) peg graft, and syringe needle seat (7) and interior syringe (6) intercommunication, interior syringe (6) inner wall sliding connection has piston (8), piston (8) one side is fixed with cross rod (9), the one end that piston (8) were kept away from in cross rod (9) is fixed with pressure head (10), the one end outside of keeping away from syringe needle seat (7) in interior injection cylinder (6) is seted up threadedly, interior injection cylinder (6) outside threaded connection has threaded sleeve (11), and threaded sleeve (11) rotate with outer barrel (1) through the bearing and be connected, spacing groove (12) have been seted up to the one end symmetry that the syringe needle seat (7) is close to in the interior injection cylinder (6) outside, outer barrel (1) inner wall symmetry is fixed with spacing (13), and spacing (13) and spacing groove (12) sliding connection.

2. An injection device for cardiovascular interventional therapy according to claim 1, characterized in that: the connecting cylinder is characterized in that the outer side of the connecting cylinder (3) is provided with threads, one end of the connecting cylinder (3) is provided with a positioning disc (14), the middle of the positioning disc (14) is provided with a threaded hole, and the positioning disc (14) is in threaded connection with the connecting cylinder (3).

3. An injection device for cardiovascular interventional therapy according to claim 1, characterized in that: the outer side of the outer cylinder body (1) is provided with scales (15).

4. An injection device for cardiovascular interventional therapy according to claim 1, characterized in that: the outer barrel body (1) and the inner injection barrel (6) are both made of transparent materials.

5. An injection device for cardiovascular interventional therapy according to claim 1, characterized in that: and a holding plate (16) is fixed at one end of the outer side of the inner injection cylinder (6) close to the pressure head (10).

6. An injection device for cardiovascular interventional therapy according to claim 1, characterized in that: the outer side of the threaded sleeve (11) is provided with anti-skid threads.