CN214180529U - Thoracic cavity puncture indwelling needle assembly - Google Patents
Thoracic cavity puncture indwelling needle assembly Download PDFInfo
- Publication number
- CN214180529U CN214180529U CN202022207555.7U CN202022207555U CN214180529U CN 214180529 U CN214180529 U CN 214180529U CN 202022207555 U CN202022207555 U CN 202022207555U CN 214180529 U CN214180529 U CN 214180529U
- Authority
- CN
- China
- Prior art keywords
- hose
- tube
- metal needle
- hard tube
- external thread
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 210000000115 thoracic cavity Anatomy 0.000 title abstract description 38
- 239000002184 metal Substances 0.000 claims abstract description 61
- 210000000038 chest Anatomy 0.000 claims abstract description 21
- 238000007789 sealing Methods 0.000 claims abstract description 9
- 230000000149 penetrating effect Effects 0.000 claims description 2
- 239000000126 substance Substances 0.000 claims 1
- 238000000034 method Methods 0.000 abstract description 6
- 206010048612 Hydrothorax Diseases 0.000 abstract description 5
- 210000000779 thoracic wall Anatomy 0.000 description 10
- 208000002151 Pleural effusion Diseases 0.000 description 5
- 210000004872 soft tissue Anatomy 0.000 description 3
- 238000011282 treatment Methods 0.000 description 3
- 206010014568 Empyema Diseases 0.000 description 2
- 206010019027 Haemothorax Diseases 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 206010051228 Chylothorax Diseases 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 201000003144 pneumothorax Diseases 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000001356 surgical procedure Methods 0.000 description 1
- 230000001225 therapeutic effect Effects 0.000 description 1
- 210000001519 tissue Anatomy 0.000 description 1
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Abstract
The utility model provides a thorax puncture indwelling needle assembly, which comprises a metal needle head, a hose and a hard tube; wherein, the outer edge of the tail part of the metal needle head is sleeved with an elastic rubber tube; the hose is a hollow thin tube, one end of the hose is provided with a plurality of small holes, and the other end of the hose is provided with a first external thread; two movable clips capable of passing over the metal needle are arranged on the hose to clamp the hose to prevent air from entering; one end of the hard tube is provided with an internal thread, and the other end of the hard tube is provided with a second external thread; one end of a hose with a plurality of small holes penetrates through the metal needle head, the hose can move relative to the metal needle head, one end of the hose with first external threads is connected with the internal threads of the hard tube, and the hard tube is connected with the sealing cap or the drainage bag through second external threads. The utility model removes the metal guide wire, simplifies the operation procedure, can pump the hydrothorax once, and can keep the hose in the thoracic cavity, thereby reducing the cost of the apparatus and improving the medical efficiency.
Description
Technical Field
The utility model relates to a thorax drainage technical field, specifically speaking relates to a thorax puncture indwelling needle subassembly.
Background
Pleural effusion generally comprises effusion, effusion (serous or bloody), empyema, hemothorax, chylothorax, etc. In many thoracic surgical procedures and related treatments, it is often necessary to drain excess pleural effusion from the thoracic cavity for subsequent treatment and recovery. At present, the commonly used therapeutic apparatus is a thoracic drainage tube, and pleural effusion can be smoothly discharged through the thoracic drainage tube, so the thoracic drainage tube is widely applied to drainage of hemothorax, pneumothorax and empyema and after thoracotomy. Before treatment, the pleuroperitoneal cavity puncture is needed, and the pleuroperitoneal cavity puncture process in the prior art is as follows: the complicated procedures of puncture, metal guide wire leading-in, needle pulling, guide wire entering into the guide pipe along the metal guide wire, metal guide wire pulling-out, fixation and the like cause great pain to patients.
SUMMERY OF THE UTILITY MODEL
In order to solve the defects of the prior art, the utility model aims to provide a thorax puncture indwelling needle assembly to overcome the defects of the prior art.
In order to achieve the purpose, the utility model provides a thoracocentesis indwelling needle assembly which comprises a metal needle head, a hose and a hard tube; wherein, the outer edge of the tail part of the metal needle head is sleeved with an elastic rubber tube; the hose is a hollow thin tube, one end of the hose is provided with a plurality of small holes, and the other end of the hose is provided with a first external thread; two movable clips capable of passing over the metal needle are arranged on the hose to clamp the hose to prevent air from entering; one end of the hard tube is provided with an internal thread, and the other end of the hard tube is provided with a second external thread; one end of a hose with a plurality of small holes penetrates through the metal needle head, the hose can move relative to the metal needle head, one end of the hose with first external threads is connected with the internal threads of the hard tube, and the hard tube is connected with the sealing cap or the drainage bag through second external threads.
Through the technical scheme, when the medical thoracic cavity puncture needle is used, after the metal needle penetrates into the thoracic cavity a little, the metal needle is fixed by one hand, the hose is pushed by the other hand to enter the thoracic cavity, the hose is sleeved inside the metal needle, the elastic rubber tube is arranged between the metal needle and the hose, the sealing effect can be achieved, air is prevented from entering the thoracic cavity from the gap, two clamps are arranged at the far chest end of the hose, the narrow end of the hose can clamp the hose, the air cannot enter the thoracic cavity, when the hose enters the thoracic cavity by about 10 cm, the hose can be fixed by one hand, the metal needle is rotated by the other hand in a small range from left to right to exit the thoracic cavity, then the clamp at the far chest end is loosened, the hose is clamped by crossing the metal needle to the near chest end, the air cannot enter the thoracic cavity, soft tissue of the chest wall can naturally wrap the hose, the air is prevented from entering the thoracic cavity from the gap between the hose and the tissue, and the metal needle is continuously moved outwards, opening another clamp at the far chest end, crossing the metal needle head, clamping the hose, pulling the metal needle head away from the hose, then tightly connecting the hard tube and the hose through threads, opening the hard tube connection sealing cap, connecting the hard tube with an injector or a drainage bag, sequentially opening the clamp at the near chest end, and draining the hydrothorax. The utility model removes the metal guide wire, simplifies the operation procedure, can pump the hydrothorax once, and can keep the hose in the thoracic cavity, thereby reducing the cost of the apparatus and improving the medical efficiency.
As a further explanation of the thoracic puncture indwelling needle assembly according to the present invention, it is preferable that the tail portion of the elastic rubber tube has a hard ring. Through above-mentioned technical scheme, set up the hose of being convenient for and insert to in the elasticity rubber tube by the stereoplasm circle.
As a further description of the thoracentesis indwelling needle assembly of the present invention, preferably, the internal diameter of the internal thread of the hard tube is smaller than the internal diameter of the second external thread of the hard tube, and the inner cavity of the second external thread of the hard tube is connected to the syringe. Through above-mentioned technical scheme, be convenient for install the syringe.
The utility model has the advantages as follows: the utility model removes the metal guide wire, simplifies the operation procedure, can pump the hydrothorax once, and can keep the hose in the thoracic cavity, thereby reducing the cost of the apparatus and improving the medical efficiency. When in use, after the metal needle is punctured into the thoracic cavity a little, the metal needle is fixed by one hand, the hose is pushed by the other hand to enter the thoracic cavity, because the hose is sleeved in the metal needle, and the elastic rubber tube is arranged between the metal needle and the hose, the sealing effect can be realized to prevent air from entering the thoracic cavity from the gap, two clamps are arranged at the far chest end of the hose, the narrow end of the hose can clamp the hose to ensure that the air cannot enter the thoracic cavity, when the hose enters the thoracic cavity by about 10 cm, the hose can be fixed by one hand, the metal needle is rotated by the other hand in a small range from left to right to exit the thoracic cavity, then the clamp at the far chest end is loosened to clamp the hose from the near chest end by crossing the metal needle to ensure that the air cannot enter the thoracic cavity, the soft tissue of the chest wall can naturally wrap the hose to prevent the air from entering the thoracic cavity from the, cross the metal syringe needle, clip the hose, pull out the metal syringe needle from the hose again, later with hard tube and hose threaded connection closely, open hard tube connection again and seal the cap, be connected to this hard tube with syringe or drainage bag on, open nearly chest end checkpost in proper order, drainage goes out pleural effusion, easy operation.
Drawings
Fig. 1 is a schematic structural view of a metal needle of the thoracic puncture indwelling needle assembly of the present invention.
FIG. 2 is a schematic view showing the structure of the flexible tube of the indwelling needle assembly for thoracic cavity puncture of the present invention.
FIG. 3 is a schematic view showing the structure of the rigid tube of the indwelling needle assembly for thoracic cavity puncture of the present invention.
FIG. 4 is a schematic view showing the structure of the thoracic puncture indwelling needle assembly of the present invention in which the metal needle is connected to the flexible tube without entering the chest wall.
FIG. 5 is a schematic view showing the structure of the thoracic wall in which the metal needle of the indwelling needle assembly for thoracic puncture of the present invention is connected to a hose.
FIG. 6 is a schematic view showing the structure of a clip moved during the separation of the metal needle and the flexible tube of the indwelling needle assembly for thoracentesis of the present invention.
FIG. 7 is a schematic structural view showing the connection between the flexible tube and the hard tube after the metal needle of the indwelling needle assembly for thoracentesis of the present invention is separated from the flexible tube.
Description of reference numerals:
the medical needle comprises a metal needle head 1, an elastic rubber tube 2, a hose 3, a clamp 4, a first external thread 5, a hard tube 6, an internal thread 7, a second external thread 8, a hard ring 9, a small hole 10 and a chest wall 11.
Detailed Description
In order to further understand the structure, characteristics and other objects of the present invention, the following detailed description is given with reference to the accompanying preferred embodiments, which are only used to illustrate the technical solution of the present invention and are not intended to limit the present invention.
As shown in figures 1-7, a thoracentesis indwelling needle assembly comprises a metal needle 1, a flexible tube 3 and a hard tube 6; wherein, the outer edge of the tail part of the metal needle head 1 is sleeved with an elastic rubber tube 2, the hose 3 passes through the elastic rubber tube 2 and is arranged in the metal needle head 1 to prevent air from entering from a gap between the metal needle head 1 and the hose 3, and the hose 3 can move relative to the metal needle head 1; the hose 3 is a hollow thin tube, one end of the hose 3 is provided with a plurality of small holes 10, and the other end of the hose 3 is provided with a first external thread 5; two clamps 4 which can move and cross the metal needle 1 are arranged on the hose 3 so as to clamp the hose 3 and prevent air from entering; one end of the hard tube 6 is provided with an internal thread 7, and the other end of the hard tube 6 is provided with a second external thread 8; one end of a hose 3 with a plurality of small holes 10 is used for penetrating through the metal needle head 1 to draw out effusion from the thoracic cavity, one end of the hose 3 with a first external thread 5 is used for being connected with an internal thread 7 of a hard tube 6, and the hard tube 6 is connected with a sealing cap or a drainage bag through a second external thread 8.
As shown in figures 4-7, when in use, after the metal needle 1 is punctured into the chest wall 11 a little, one hand fixes the metal needle 1, and the other hand pushes the hose 3 into the chest wall 11, because the hose 3 is sleeved in the metal needle 1, and the elastic rubber tube 2 is arranged between the metal needle 1 and the hose 3, the sealing function can be realized to prevent air from entering the chest cavity from the gap, two clamps 4 are arranged on the far chest end of the hose 3, the narrow end of the hose can clamp the hose 3, so that the air can not enter the chest cavity, when the hose 3 enters the chest wall 11 about 10 cm, the hose 3 can be fixed by one hand, the metal needle 1 is rotated by the other hand in a small range from left to right to exit the chest wall 11, then the clamp 4 at the far chest end is loosened to cross the metal needle 1 to clamp the hose 3 at the near chest end, so that the air can not enter the chest cavity, the soft tissue of the chest wall 11 can naturally wrap the hose, so that the, continue to move metal needle 1 outwards, open another clip 4 of far-end chest, cross metal needle 1, clip hose 3, pull out metal needle 1 from hose 3 again, later closely with hard tube 6 and 3 threaded connection of hose, open hard tube 6 again and connect the sealing cap, be connected to this hard tube 6 with syringe or drainage bag, open nearly chest checkpost 4 in proper order, the drainage goes out pleural effusion, easy operation. The utility model removes the metal guide wire, simplifies the operation procedure, can pump the hydrothorax once, and can keep the hose in the thoracic cavity, thereby reducing the cost of the apparatus and improving the medical efficiency.
Preferably, the tail of the elastic rubber tube 2 is provided with a hard ring 9 to facilitate the insertion of the hose into the elastic rubber tube.
Preferably, the inner diameter of the hard tube 6 at the internal thread 7 is smaller than the inner diameter of the hard tube 6 at the second external thread 8, and the inner cavity of the hard tube 6 at the second external thread 8 is connected with a syringe, so that the syringe is convenient to install.
It should be noted that the above mentioned embodiments and embodiments are intended to demonstrate the practical application of the technical solution provided by the present invention, and should not be interpreted as limiting the scope of the present invention. Various modifications, equivalent substitutions and improvements will occur to those skilled in the art and are intended to be within the spirit and scope of the present invention. The protection scope of the present invention is subject to the appended claims.
Claims (3)
1. The thorax puncture indwelling needle assembly is characterized by comprising a metal needle head (1), a hose (3) and a hard tube (6); wherein the content of the first and second substances,
the outer edge of the tail part of the metal needle head (1) is sleeved with an elastic rubber tube (2);
the hose (3) is a hollow thin tube, one end of the hose (3) is provided with a plurality of small holes (10), and the other end of the hose (3) is provided with a first external thread (5); two movable clamps (4) capable of passing over the metal needle (1) are arranged on the hose (3) to clamp the hose (3) to prevent air from entering;
one end of the hard tube (6) is provided with an internal thread (7), and the other end of the hard tube (6) is provided with a second external thread (8);
one end of a hose (3) with a plurality of small holes (10) is arranged in the metal needle head (1) in a penetrating way, the hose (3) can move relative to the metal needle head (1), one end of the hose (3) with a first external thread (5) is connected with an internal thread (7) of a hard tube (6), and the hard tube (6) is connected with a sealing cap or a drainage bag through a second external thread (8).
2. The thorax puncture indwelling needle assembly according to claim 1, wherein the tail of the elastic rubber tube (2) is provided with a hard ring (9).
3. The thorax puncture indwelling needle assembly according to claim 1, wherein the internal diameter at the internal thread (7) of the rigid tube (6) is smaller than the internal diameter at the second external thread (8) of the rigid tube (6), and the inner cavity at the second external thread (8) of the rigid tube (6) is connected with a syringe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022207555.7U CN214180529U (en) | 2020-09-30 | 2020-09-30 | Thoracic cavity puncture indwelling needle assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022207555.7U CN214180529U (en) | 2020-09-30 | 2020-09-30 | Thoracic cavity puncture indwelling needle assembly |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214180529U true CN214180529U (en) | 2021-09-14 |
Family
ID=77641530
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022207555.7U Expired - Fee Related CN214180529U (en) | 2020-09-30 | 2020-09-30 | Thoracic cavity puncture indwelling needle assembly |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214180529U (en) |
-
2020
- 2020-09-30 CN CN202022207555.7U patent/CN214180529U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210914 |