CN214805175U

CN214805175U - Puncture device for cardiothoracic surgery

Info

Publication number: CN214805175U
Application number: CN202021878080.8U
Authority: CN
Inventors: 翟渊伟; 朱明明
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-09-01
Filing date: 2020-09-01
Publication date: 2021-11-23
Anticipated expiration: 2030-09-01

Abstract

The utility model discloses a puncture device for cardiothoracic surgery, which relates to the technical field of puncture devices for cardiothoracic surgery, and the technical proposal key points of the puncture device comprise a needle sleeve, wherein the left side of the bottom of the needle sleeve is communicated with a medicine feeding tube, the bottom of the medicine feeding tube is sleeved with a hose, the bottom of the hose is fixedly connected with a connecting tube, and the inner wall of the connecting tube is inserted with a needle tube. The sucker is gently taken down, the needle tube can be stably inserted, and the device is convenient and simple.

Description

Puncture device for cardiothoracic surgery

Technical Field

The utility model relates to a puncture device technical field for cardiothoracic surgery, more specifically says that it is a puncture device for cardiothoracic surgery.

Background

Puncture is a medical operation term, and is a diagnosis and treatment technology for puncturing a puncture needle into a body cavity to extract secretion for testing, injecting gas or contrast medium into the body cavity to perform contrast examination, or injecting medicine into the body cavity, and the purpose of puncture is blood extraction for testing, blood transfusion, fluid infusion and catheterization for angiography.

Through retrieval, Chinese patent discloses a puncture device for cardiothoracic surgery (publication number CN209107513U), which increases the precision control of a doctor on the puncture position of a patient in the process of puncture operation by connecting a base sucker at the bottom of a loop bar, reduces the pain of the patient, gains the best treatment opportunity and has ideal treatment effect, greatly increases the practical value of the puncture device, and through arranging a connecting rotating shaft between a clapboard and a sleeve, the puncture angle can be controlled when the doctor punctures, thereby solving the problem that some existing puncture devices can not control the puncture angle under the condition of a fixed position, the utility model has simple and novel structure, convenient operation and greatly improved puncture efficiency, but the fixing device for a needle head is heavy, and the sucker is inconvenient to take down after being adsorbed, therefore, technical personnel in the field provide the puncture device for cardiothoracic surgery, to solve the problems set forth in the background art described above.

SUMMERY OF THE UTILITY MODEL

In order to solve the problems in the prior art, an object of the present invention is to provide a puncturing device for cardiothoracic surgery, which is convenient for fixing the needle and for taking off the suction cup after being absorbed.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a puncture device for cardiothoracic surgery, includes the needle cover, the left side intercommunication of needle cover bottom has the pencil of adding medicine, the hose has been cup jointed to the bottom of the pencil of adding medicine, the bottom fixedly connected with connecting pipe of hose, the inner wall of connecting pipe is pegged graft and is had the needle tubing, the bottom of connecting pipe is provided with movable thread head, the surperficial threaded connection of movable thread head has the sleeve pipe, sheathed tube fixed surface is connected with the sucking disc, the inner wall sliding connection of needle cover has the piston rod, the right side fixedly connected with handle of needle cover bottom.

As a further aspect of the present invention: the bottom of the medicine feeding pipe is provided with evenly distributed annular convex blocks, and the inner wall of the hose is attached to the annular convex blocks.

As a further aspect of the present invention: the surface of hose is provided with presss from both sides tight seat, the right side threaded connection who presss from both sides tight seat has the bolt, the bolt runs through and presss from both sides tight seat and with the surperficial laminating of hose.

As a further aspect of the present invention: the inner wall fixedly connected with sealing ring of connecting pipe, the inner wall and the needle tubing laminating of sealing ring.

As a further aspect of the present invention: the top of sucking disc is provided with the cork, the bottom of cork runs through the sucking disc and extends to the inside of sucking disc.

As a further aspect of the present invention: the surface of the needle tube is provided with scale marks.

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

1. when the needle tube is fixed by arranging the sleeve tube, the puncture depth is confirmed according to the X-ray film, then the scale mark is confirmed, the sleeve tube is rotated, the needle tube is pulled out by a proper length, so that the exposed length of the needle tube accords with the puncture depth, after the needle tube is pricked, the needle tube is adsorbed on the surface of the skin by using the sucking disc, then the piston rod is horizontally pulled towards the right side, so that the accumulated liquid sequentially flows through the connecting tube, the hose and the medicine feeding tube from the needle tube and finally enters the interior of the needle sleeve, after sampling is completed, the soft plug is pulled out, the sucking disc is gently taken down, and the needle tube can be stably inserted, so that the needle tube is convenient and simple;

2. through setting up and pressing from both sides tight seat, before the needle tubing inserts, the bolt of screwing for the hose is sealed, and after the needle tubing got into the thorax, loosen the bolt, after the extraction finishes, the bolt of screwing again for the hose is sealed, utilizes and presss from both sides tight seat and bolt, avoids the inside of hose to receive the pollution.

Drawings

Fig. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of the connection between the needle cannula and the cannula according to the present invention;

FIG. 3 is an enlarged view of a portion of FIG. 1;

FIG. 4 is an enlarged view of a portion of the present invention at B in FIG. 1;

fig. 5 is a schematic view of the connection between the clamping base and the hose according to the present invention.

In the figure: 1. a needle sleeve; 2. a medicine feeding pipe; 3. a hose; 4. a needle tube; 5. a sleeve; 6. a suction cup; 7. a piston rod; 8. a handle; 9. an annular projection; 10. a clamping seat; 11. a seal ring; 12. a soft plug; 13. scale lines; 14. a connecting pipe; 15. a movable screw head.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

Please refer to fig. 1-5, in the embodiment of the utility model, an in the embodiment of the utility model, a puncture device for cardiothoracic surgery, including needle cover 1, the left side intercommunication of needle cover 1 bottom has medicine-feeding tube 2, medicine-feeding tube 2's bottom has cup jointed hose 3, hose 3's bottom fixedly connected with connecting pipe 14, connecting pipe 14's inner wall is pegged graft and has been had needle tubing 4, connecting pipe 14's bottom is provided with movable thread head 15, movable thread head 15's surface threaded connection has sleeve pipe 5, sleeve pipe 5's fixed surface is connected with sucking disc 6, needle cover 1's inner wall sliding connection has piston rod 7, the right side fixedly connected with handle 8 of needle cover 1 bottom.

In fig. 4, the bottom of the medicine feeding tube 2 is provided with evenly distributed annular bumps 9, the inner wall of the hose 3 is attached to the annular bumps 9, and the annular bumps 9 facilitate the fixation of the hose 3.

In fig. 5, the surface of hose 3 is provided with presss from both sides tight seat 10, the right side threaded connection who presss from both sides tight seat 10 has the bolt, the bolt runs through and presss from both sides tight seat 10 and laminates with the surface of hose 3, through setting up tight seat 10, before needle tubing 4 inserts, the bolt of screwing for hose 3 seals, after needle tubing 4 got into the thorax, loosen the bolt, after the extraction finishes, the bolt of screwing again, make hose 3 seal, utilize to press from both sides tight seat 10 and bolt, avoid the inside of hose 3 to receive the pollution.

In fig. 3, a sealing ring 11 is fixedly connected to the inner wall of the connecting tube 14, the inner wall of the sealing ring 11 is attached to the needle tube 4, and the sealing ring 11 can prevent the pleural effusion in the connecting tube 14 from being exposed.

In fig. 3, a soft plug 12 is provided on the top of the suction cup 6, and the bottom of the soft plug 12 penetrates the suction cup 6 and extends into the suction cup 6, and is sucked to the surface of the skin by the suction cup 6.

In fig. 3, the surface of the needle tube 4 is provided with scale lines 13 to facilitate confirmation of the puncture depth.

The utility model discloses a theory of operation is: when the needle tube 4 is fixed, the puncture depth is confirmed according to an X-ray film, then the scale mark 13 is confirmed, the sleeve 5 is rotated, the needle tube 4 is pulled out by a proper length, so that the exposed length of the needle tube 4 accords with the puncture depth, after the needle tube 4 is pricked, the needle tube 4 is adsorbed on the surface of the skin by using the sucking disc 6, then the piston rod 7 is horizontally pulled towards the right side, so that the effusion sequentially flows through the connecting tube 14, the hose 3 and the medicine feeding tube 2 from the needle tube 4 and finally enters the needle sleeve 1, the bottom of the medicine feeding tube 2 is provided with the uniformly distributed annular convex blocks 9, the fixing of the hose 3 is facilitated by the annular convex blocks 9, the inner wall of the connecting tube 14 is fixedly connected with the sealing ring 11, the pleural effusion in the connecting tube 14 can be prevented from being exposed by the sealing ring 11, after the sampling is finished, the soft plug 12 is pulled out, the sucking disc 6 is gently taken down, the needle tube 4 can be stably inserted, the convenience and simplicity are realized, and the clamping seat 10 is arranged, before the needle tube 4 is inserted, the bolt is screwed to seal the hose 3, after the needle tube 4 enters the thoracic cavity, the bolt is loosened, after extraction is finished, the bolt is screwed to seal the hose 3, and the inside of the hose 3 is prevented from being polluted by the clamping seat 10 and the bolt.

The above-mentioned, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a puncture device for cardiothoracic surgery, includes needle cover (1), its characterized in that: the left side intercommunication of needle cover (1) bottom has medicine loading pipe (2), the bottom of medicine loading pipe (2) has cup jointed hose (3), the bottom fixedly connected with connecting pipe (14) of hose (3), the inner wall of connecting pipe (14) is pegged graft and is had needle tubing (4), the bottom of connecting pipe (14) is provided with movable thread head (15), the surperficial threaded connection of movable thread head (15) has sleeve pipe (5), the fixed surface of sleeve pipe (5) is connected with sucking disc (6), the inner wall sliding connection of needle cover (1) has piston rod (7), the right side fixedly connected with handle (8) of needle cover (1) bottom.

2. A puncturing device for cardiothoracic surgery as claimed in claim 1, wherein the bottom of the drug feeding tube (2) is provided with evenly distributed annular protrusions (9), and the inner wall of the flexible tube (3) is attached to the annular protrusions (9).

3. A puncturing device for cardiothoracic surgery as claimed in claim 1, wherein the surface of the flexible tube (3) is provided with a clamping seat (10), the right side of the clamping seat (10) is screwed with a bolt, and the bolt penetrates through the clamping seat (10) and is attached to the surface of the flexible tube (3).

4. A puncture device for cardiothoracic surgery as claimed in claim 1, wherein a sealing ring (11) is fixedly connected to an inner wall of the connection tube (14), and an inner wall of the sealing ring (11) is attached to the needle tube (4).

5. A puncture device for cardiothoracic surgery as claimed in claim 1, characterized in that a soft plug (12) is provided on the top of the suction cup (6), and the bottom of the soft plug (12) extends through the suction cup (6) and into the suction cup (6).

6. A puncturing device for cardiothoracic surgery as claimed in claim 1, wherein the surface of the needle tube (4) is provided with graduation marks (13).