Multifunctional cardiothoracic puncture outfit

Abstract

The multifunctional cardiothoracic puncture outfit comprises a needle tube, a retention tube and a liquid extraction structure, the retention tube is connected to the surface of the needle tube in a sleeved mode, the length of the retention tube is smaller than that of the needle tube, the end, close to a needle head of the needle tube, of the retention tube is designed to be of an oblique opening, and the surface of the retention tube is connected with a fixing structure used for fixing the retention tube in a sleeved mode. And the liquid pumping structure comprises a liquid pumping pipe which can be inserted into the retention pipe. According to the pleural effusion extraction device, the needle tube, the retention tube, the fixing structure and the effusion extraction structure are arranged, the retention tube can be directly inserted into the thoracic cavity along the path of the needle tube after the needle tube is inserted into the thoracic cavity, then the effusion extraction structure is connected with the retention tube after the needle tube is pulled out, and pleural effusion extraction can be achieved by pinching the rubber ball; according to the puncture outfit, the puncture steps and operation are simplified, and the puncture efficiency is greatly improved. And the position of the fixing structure on the surface of the retention tube can be moved, so that the depth of the retention tube staying in the thoracic cavity can be adjusted according to actual puncture conditions.

Description

Technical Field

[0001] The utility model relates to the technical field of medical equipment, in particular to a multifunctional cardiothoracic puncture device. Background Art

[0002] Cardiothoracic surgery is also called thoracic surgery and thoracic and cardiac surgery. It mainly treats surgical diseases of the chest, including chest trauma, empyema, esophageal disease, mediastinal disease, lung disease, cardiovascular surgical disease. Common diseases in cardiothoracic surgery include lung cancer, pectus carinatum, thymoma, acute myocardial infarction, pleural effusion, aortic dissection, pectus excavatum, bullae, heart failure, pericardial effusion, sudden death, etc. For the treatment of pleural effusion, it is necessary to use a puncture device to extract the pleural effusion.

[0003] The existing cardiothoracic puncture device includes a puncture needle, a guide wire, a skin dilator, a fluid extraction tube and other structures. During puncture, the puncture needle needs to be used for puncture, and then the skin dilator is inserted along the puncture needle, and then the guide wire is inserted into the skin dilator, and finally the fluid extraction tube is inserted into the patient's chest along the guide wire. The operation is relatively complicated. In addition, after the effusion is extracted, it is necessary to inject drugs into the chest cavity. The existing puncture device cannot directly inject drugs, and there are functional limitations. Therefore, the utility model proposes a multifunctional cardiothoracic puncture device. Utility Model Content

[0004] The utility model aims to solve the shortcomings of the prior art and provides a multifunctional cardiothoracic puncture device.

[0005] In order to achieve the above-mentioned purpose, the utility model adopts the following technical scheme: a multifunctional cardiothoracic puncture device, comprising a needle tube, a retention tube and a liquid extraction structure, wherein the retention tube is sleeved on the surface of the needle tube, and the length of the retention tube is less than the length of the needle tube, the needle end of the retention tube close to the needle tube is designed with an oblique mouth, and the surface of the retention tube is sleeved with a fixing structure for fixing the retention tube, the liquid extraction structure comprises a liquid extraction tube that can be inserted into the interior of the retention tube, the other end of the liquid extraction tube is fixed with a rubber ball, the side wall of the liquid extraction tube is fixedly connected to a discharge tube, the surface of the other end of the discharge tube is fixedly sleeved with a drainage tube, the other end of the drainage tube is fixedly connected to a liquid storage bag, and the side wall of the retention tube close to one end of the liquid extraction structure is fixed with a side tube.

[0006] Furthermore, a handle is fixed to one end of the needle tube away from the needle, and the needle tube can be inserted into the patient's chest cavity by holding the handle.

[0007] Furthermore, the fixing structure includes a movable sleeve slidably connected to the surface of the retention tube, the movable sleeve is fixed with a flange on the side close to the needle of the needle tube, and a circular patch is fixed on the surface of the flange, through which the movable sleeve can be fixed to the patient's skin surface.

[0008] Furthermore, a plurality of strip-shaped patches are fixed to the surface of the movable sleeve away from the flange, and the movable sleeve can be fixed to the surface of the retention tube through the strip-shaped patches.

[0009] Furthermore, a first one-way valve is fixed in the middle of the suction tube, and a second one-way valve is fixed in the middle of the discharge tube. The direction of the first one-way valve is toward the rubber ball side, and the direction of the second one-way valve is toward the liquid storage bag side. Therefore, when the rubber ball is squeezed continuously, the effusion in the chest cavity can be drawn into the liquid storage bag.

[0010] Furthermore, a spring is fixedly arranged inside the rubber ball, and the spring can improve the resilience of the rubber ball.

[0011] Furthermore, a sealing plug is inserted into the interior of the side tube away from one end of the retention tube, and the sealing plug can seal the side tube when the accumulated fluid is extracted.

[0012] Beneficial effects of the utility model:

[0013] When the utility model is used, by setting a needle tube, a retention tube, a fixed structure and a liquid extraction structure, the retention tube can be directly inserted into the chest cavity along the path of the needle tube after the needle tube is inserted into the chest cavity, and then the liquid extraction structure is connected to the retention tube after the needle tube is pulled out, and the pleural effusion can be extracted by squeezing the rubber ball. The puncture device simplifies the puncture steps and operations, greatly improving the efficiency of puncture. In addition, the position of the fixed structure on the surface of the retention tube can be moved, so as to adjust the depth of the retention tube staying in the chest cavity according to the actual puncture situation.

[0014] When the utility model is in use, a side tube is arranged at one end of the retention tube, and a sealing plug is arranged inside the other end of the side tube. When it is necessary to inject medicine into the thoracic cavity, there is no need to remove the retention tube or the liquid extraction structure. The syringe filled with medicine can be directly inserted into the side tube for injection, thereby realizing the multi-function of the puncture device. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a schematic diagram of the needle tube and the retention tube of the utility model;

[0016] Figure 2 It is a stereoscopic diagram of the retention tube of the utility model;

[0017] Figure 3 It is an enlarged view of point A of the utility model;

[0018] Figure 4 This is a schematic diagram of the retention tube and liquid extraction structure of the utility model.

[0019] Legend:

[0020] 1. Needle tube; 2. Handle; 3. Retention tube; 4. Fixed structure; 41. Moving sleeve; 42. Flanged edge; 43. Round patch; 44. Strip patch; 5. Liquid extraction tube; 6. Rubber ball; 7. First one-way valve; 8. Second one-way valve; 9. Liquid discharge tube; 10. Spring; 11. Drainage tube; 12. Liquid storage bag; 13. Side tube; 14. Sealing plug. Implementation

[0021] like Figure 1 - Figure 4 As shown, it relates to a multifunctional cardiothoracic puncture device, including a needle tube 1, a retention tube 3 and a liquid extraction structure. The retention tube 3 is sleeved on the surface of the needle tube 1, and the length of the retention tube 3 is less than the length of the needle tube 1. The end of the retention tube 3 close to the needle head of the needle tube 1 is designed with an oblique mouth. The surface of the retention tube 3 is sleeved with a fixing structure 4 for fixing the retention tube 3. The liquid extraction structure includes a liquid extraction tube 5 that can be inserted into the interior of the retention tube 3, a rubber ball 6 is fixed to the other end of the liquid extraction tube 5, a liquid discharge tube 9 is fixedly connected to the side wall of the liquid extraction tube 5, a drainage tube 11 is fixedly sleeved on the surface of the other end of the drainage tube 9, a liquid storage bag 12 is fixedly connected to the other end of the drainage tube 11, and a side tube 13 is fixed to the side wall of the retention tube 3 close to one end of the liquid extraction structure. The needle tube 1 is a hard metal tube, the retention tube 3 is a relatively hard rubber tube, the liquid extraction tube 5 and the liquid discharge tube 9 are both hard plastic tubes, and the drainage tube 11 is a rubber hose. A sealing plug 14 is inserted into the inner part of the side tube 13 at one end away from the retention tube 3 .

[0022] A handle 2 is fixed to the end of the needle tube 1 away from the needle, and a finger ring for inserting a finger is fixed to the side wall of the handle 2. The needle tube 1 can be inserted into the patient's chest cavity by holding the handle 2.

[0023] The fixing structure 4 includes a moving sleeve 41 that is slidably sleeved on the surface of the retention tube 3. The moving sleeve 41 is fixed with a flange 42 on the side close to the needle head of the needle tube 1, and a circular patch 43 is fixed on the surface of the flange 42. A plurality of strip patches 44 are fixed on the surface of the moving sleeve 41 away from the flange 42. Release paper is attached to the circular patch 43 and the strip patch 44. The release paper can be torn off to attach the circular patch 43 and the strip patch 44 to the patient's skin and the surface of the retention tube 3 respectively.

[0024] A first one-way valve 7 is fixed in the middle of the extraction tube 5, and a second one-way valve 8 is fixed in the middle of the discharge tube 9. A spring 10 is fixed inside the rubber ball 6, so that by repeatedly squeezing the rubber ball 6, the effusion in the patient's chest cavity can be extracted and discharged into the liquid storage bag 12 through the discharge tube 9.

[0025] During use: hold the handle 2 to insert the needle tube 1 into the patient's chest cavity, then insert the retention tube 3 along the needle tube 1 into the patient's chest cavity, then withdraw the needle tube 1, and then insert the liquid extraction tube 5 into the retention tube 3, then tear off the release paper on the surface of the circular patch 43, and stick the circular patch 43 on the patient's skin, and then adjust the depth of the retention tube 3 inserted into the chest cavity. After the adjustment is completed, tear off the release paper on the surface of the strip patch 44, and then stick the strip patch 44 on the surface of the retention tube 3 to fix the retention tube 3, and then repeatedly squeeze the rubber ball 6. When the rubber ball 6 rebounds, the accumulated fluid will be drawn into the rubber ball 6 through the retention tube 3 and the liquid extraction tube 5. When the rubber ball 6 is squeezed, the accumulated fluid will enter the liquid storage bag 12 along the discharge tube 9 and the drainage tube 11, thereby realizing the liquid extraction operation. When the drug needs to be injected, pull out the sealing plug 14, insert the syringe filled with the drug into the side tube 13 and inject directly.

[0026] The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A multifunctional cardiothoracic puncture device, characterized in that: The invention comprises a needle tube (1), a retention tube (3) and a liquid extraction structure, wherein the retention tube (3) is sleeved on the surface of the needle tube (1), and the length of the retention tube (3) is less than the length of the needle tube (1); the end of the retention tube (3) close to the needle head of the needle tube (1) is designed with an oblique mouth; the surface of the retention tube (3) is sleeved with a fixing structure (4) for fixing the retention tube (3); the liquid extraction structure comprises a liquid extraction tube (5) which can be inserted into the interior of the retention tube (3); the other end of the liquid extraction tube (5) is fixed with a rubber ball (6); the side wall of the liquid extraction tube (5) is fixedly connected with a liquid discharge tube (9); the surface of the other end of the liquid discharge tube (9) is fixedly sleeved with a drainage tube (11); the other end of the drainage tube (11) is fixedly connected with a liquid storage bag (12); and the side wall of the retention tube (3) close to one end of the liquid extraction structure is fixed with a side tube (13).

2. A multifunctional cardiothoracic puncture device according to claim 1, characterized in that: A handle (2) is fixed to the end of the needle tube (1) away from the needle.

3. A multifunctional cardiothoracic puncture device according to claim 1, characterized in that: The fixing structure (4) comprises a movable sleeve (41) slidably sleeved on the surface of the retention tube (3), a flange (42) being fixed on a side of the movable sleeve (41) close to the needle of the needle tube (1), and a circular patch (43) being fixed on the surface of the flange (42).

4. A multifunctional cardiothoracic puncture device according to claim 3, characterized in that: A plurality of strip-shaped patches (44) are fixed to the surface of the movable sleeve (41) on the side away from the flange (42).

5. A multifunctional cardiothoracic puncture device according to claim 1, characterized in that: A first one-way valve (7) is fixed in the middle of the liquid extraction pipe (5), and a second one-way valve (8) is fixed in the middle of the liquid discharge pipe (9).

6. A multifunctional cardiothoracic puncture device according to claim 1, characterized in that: A spring (10) is fixedly arranged inside the rubber ball (6).

7. A multifunctional cardiothoracic puncture device according to claim 1, characterized in that: A sealing plug (14) is inserted into the interior of the end of the side tube (13) away from the retention tube (3).

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