Disposable pneumoperitoneum puncture needle used under endoscope

Abstract

The utility model discloses a disposable pneumoperitoneum puncture needle used under an endoscope, which relates to the technical field of medical supplies and comprises a pneumoperitoneum needle sheath and a pneumoperitoneum needle inner core inserted in the pneumoperitoneum needle sheath, a telescopic pad for supporting is sleeved on the pneumoperitoneum needle sheath, two rubber plates are fixedly arranged on the lower surface of the telescopic pad, and medical adhesive tapes are arranged in the rubber plates. Two fixing assemblies used for connecting the telescopic pad and the pneumoperitoneum needle sheath are arranged on the upper surface of the telescopic pad. According to the pneumoperitoneum needle sheath, the telescopic pad is arranged on the outer wall of the pneumoperitoneum needle sheath in the sleeved mode, after the pneumoperitoneum needle sheath is inserted into the abdominal cavity of a patient, the telescopic pad is squeezed, the telescopic pad is in the circular ring shape, the pneumoperitoneum needle sheath can be supported, a doctor can relieve the hand conveniently, and operation efficiency is improved.

Description

Technical Field

[0001] The utility model relates to the field of medical supplies, in particular to a disposable pneumoperitoneum puncture needle for use under endoscopy. Background Art

[0002] Abdominal paracentesis is a procedure that involves puncturing the peritoneal cavity directly through the anterior abdominal wall using a needle or catheter to establish a working channel for abdominal surgery, aiding in the diagnosis and treatment of diseases. Abdominal paracentesis involves injecting gas into the abdominal cavity to create a more spacious surgical space.

[0003] Currently, after the puncture needle is inserted into the abdominal cavity, it cannot remain upright and needs to be supported by the doctor. For some long operations, the doctor needs to expend physical strength, which will also increase the pain of the patient. Utility Model Content

[0004] The utility model aims to solve the defect that the pneumoperitoneum puncture needle in the prior art has no support, and proposes a disposable pneumoperitoneum puncture needle for use under endoscopy.

[0005] In order to solve the problems existing in the prior art, the present invention adopts the following technical solutions:

[0006] A disposable endoscopic pneumoperitoneum puncture needle comprises an outer sheath of the pneumoperitoneum needle and an inner core of the pneumoperitoneum needle inserted into the outer sheath of the pneumoperitoneum needle. The outer sheath of the pneumoperitoneum needle is provided with a telescopic pad for support. Two rubber plates are fixed on the lower surface of the telescopic pad. Medical tape is provided inside the rubber plates. Two fixing components for connecting the telescopic pad and the outer sheath of the pneumoperitoneum needle are provided on the upper surface of the telescopic pad.

[0007] Preferably, the fixing assembly includes a fixing block fixedly mounted on the upper surface of the telescopic pad, a connecting belt is fixedly provided on the fixing block, a connecting ring is fixedly provided on one end of the connecting belt away from the fixing block, connecting columns are symmetrically provided on the outer wall of the outer sheath of the pneumoperitoneum needle, the connecting ring is sleeved on the connecting column, and a snap assembly for fixing the connecting ring is provided on the connecting column.

[0008] Preferably, the buckle assembly includes an elastic shift block, and two mounting grooves are symmetrically provided on the outer wall of the connecting column, and one end of each elastic shift block is fixedly connected to the inner wall of the mounting groove.

[0009] Preferably, connecting grooves are provided on both sides of the inner wall below the rubber plate, both sides of the medical tape are located in the connecting grooves, a protrusion is fixedly provided at the middle position below the rubber plate, and the upper surface of the medical tape fits the protrusion.

[0010] Preferably, the elastic shift block is arranged obliquely, and the end of the elastic shift block away from the installation groove is in contact with one side of the connecting ring.

[0011] Preferably, the telescopic pad is made of rubber and is corrugated.

[0012] Preferably, the cross section of the connecting column is T-shaped, and the connecting ring is in contact with the outer wall of the connecting column.

[0013] Compared with the prior art, the beneficial effects of the present invention are:

[0014] 1. In the present invention, a retractable pad is provided on the outer wall of the outer sheath of the abdominal needle. When the outer sheath of the Veress needle is inserted into the patient's abdominal cavity, the retractable pad is squeezed. The circular shape of the retractable pad supports the outer sheath of the Veress needle, which makes it easier for the doctor to relax his hands and improves the efficiency of the operation.

[0015] 2. In the present invention, both ends of the medical tape are pasted in the connecting grooves on the inner side of the rubber plate to connect the medical tape to the rubber plate. When the outer sheath of the Veress needle is inserted into the patient's abdominal cavity, the part of the medical tape lifted by the protrusion will come into contact with the patient's skin and stick to the patient's skin, thereby limiting the position of the telescopic pad and preventing the telescopic pad from being driven by the outer sheath of the Veress needle. The outer sheath of the Veress needle is effectively supported without affecting the movement of the outer sheath of the Veress needle. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] The drawings described herein are used to provide a further understanding of the present invention and constitute a part of this application. The exemplary embodiments of the present invention and their descriptions are used to explain the present invention and do not constitute an improper limitation of the present invention. In the drawings:

[0017] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0018] Figure 2 This is a front structural diagram of the present invention;

[0019] Figure 3 This is a schematic structural diagram of the rubber sheet and medical tape of the utility model;

[0020] Figure 4 This is a schematic diagram of the fixing component structure of the present utility model.

[0021] Serial numbers in the figure: 1. Veress needle outer sheath; 11. Veress needle inner core; 12. Telescopic pad; 13. Rubber plate; 14. Medical tape; 2. Fixing block; 21. Connecting belt; 22. Connecting ring; 23. Connecting column; 3. Mounting groove; 31. Elastic shift block; 4. Connecting groove; 41. Protrusion. DETAILED DESCRIPTION

[0022] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all the embodiments.

[0023] Example: This example provides a disposable endoscopic pneumoperitoneum puncture needle, see Figure 1-4 Specifically, it includes a Veress needle outer sheath 1 and a Veress needle inner core 11 inserted in the Veress needle outer sheath 1, a telescopic pad 12 for support is provided on the Veress needle outer sheath 1, two rubber plates 13 are fixed on the lower surface of the telescopic pad 12, a medical tape 14 is provided inside the rubber plate 13, the telescopic pad 12 is made of rubber, the telescopic pad 12 is corrugated, and two fixing components for connecting the telescopic pad 12 and the Veress needle outer sheath 1 are provided on the upper surface of the telescopic pad 12;

[0024] After the telescopic pad 12 is put on the outer sheath 1 of the Veress needle, it fits with the outer wall of the needle tube of the outer sheath 1 of the Veress needle. The telescopic pad 12 is fixed to the outer wall of the outer sheath 1 of the Veress needle through a fixing component, and is easy to install. When the outer sheath 1 of the Veress needle is inserted into the patient's abdominal cavity, the telescopic pad 12 will be squeezed. The circular shape of the telescopic pad 12 will support the outer sheath 1 of the Veress needle, making it convenient for the doctor to relax his hands and improve the efficiency of the operation.

[0025] In the specific implementation process, Figure 2 and Figure 4 As shown, the fixing assembly includes a fixing block 2 fixedly mounted on the upper surface of the telescopic pad 12, and a connecting belt 21 is fixedly provided on the fixing block 2. A connecting ring 22 is fixedly provided on the end of the connecting belt 21 away from the fixing block 2. A connecting column 23 is symmetrically provided on the outer wall of the outer sheath 1 of the pneumoperitoneum needle. The connecting ring 22 is sleeved on the connecting column 23. The cross section of the connecting column 23 is T-shaped. The connecting ring 22 fits the outer wall of the connecting column 23. A snap assembly for fixing the connecting ring 22 is provided on the connecting column 23. The snap assembly includes an elastic shift block 31. Two mounting grooves 3 are symmetrically provided on the outer wall of the connecting column 23. One end of the elastic shift block 31 is fixedly connected to the inner wall of the mounting groove 3. The elastic shift block 31 is inclined, and the end of the elastic shift block 31 away from the mounting groove 3 fits one side of the connecting ring 22.

[0026] Put the connecting ring 22 at the end of the connecting belt 21 onto the connecting column 23. When the connecting ring 22 is put on the connecting column 23, the connecting ring 22 and the elastic shift block 31 will be squeezed into the installation groove 3, so that the connecting ring 22 and the connecting column 23 fit together, and the elastic shift block 31 will be reset, with the end tilted up and pressed against one side of the connecting ring 22, fixing the position of the connecting ring 22, making it convenient to connect the telescopic pad 12 with the outer sheath 1 of the pneumoperitoneum needle.

[0027] In the specific implementation process, Figure 2 and Figure 3As shown, connecting grooves 4 are provided on both sides of the inner wall below the rubber plate 13, and both sides of the medical tape 14 are located in the connecting grooves 4. A protrusion 41 is fixedly provided at the middle position below the rubber plate 13, and the upper surface of the medical tape 14 is in contact with the protrusion 41;

[0028] The two ends of the medical tape 14 are pasted in the connecting groove 4 on the inner side of the rubber plate 13, so that the medical tape 14 is connected to the rubber plate 13. When the outer sheath 1 of the pneumoperitoneum needle is inserted into the patient's abdominal cavity, the part of the medical tape 14 lifted by the protrusion 41 will come into contact with the patient's skin and stick to the patient's skin, thereby limiting the position of the telescopic pad 12 and preventing the telescopic pad 12 from being moved by the outer sheath 1 of the pneumoperitoneum needle. The outer sheath 1 of the pneumoperitoneum needle is effectively supported without affecting the movement of the outer sheath 1 of the pneumoperitoneum needle.

[0029] Specifically, the working principle and operation method of the utility model are as follows:

[0030] When in use, first put the telescopic pad 12 on the outer shell of the pneumoperitoneum needle sheath 1. After the pneumoperitoneum needle sheath 1 is inserted into the patient's abdominal cavity, the telescopic pad 12 will be squeezed. The telescopic pad 12 is set in a circular shape to support the telescopic pad 12, and a medical tape 14 is provided under the telescopic pad 12. When the pneumoperitoneum needle sheath 1 is inserted into the patient's abdominal cavity, the medical tape 14 will stick to the patient's skin to fix the telescopic pad 12, thereby improving the stability of the telescopic pad 12 and achieving effective support for the pneumoperitoneum needle sheath 1, making it convenient for the doctor to relax his hands and improving the efficiency of the operation.

[0031] The above is only a preferred specific implementation method of the present invention, but the protection scope of the present invention is not limited to this. Any technician familiar with the technical field within the technical scope disclosed by the present invention can make equivalent replacements or changes based on the technical solution and utility model concept of the present invention, which should be covered by the protection scope of the present invention.

Claims

1. A disposable endoscopic pneumoperitoneum puncture needle, comprising a pneumoperitoneum needle outer sheath (1) and a pneumoperitoneum needle inner core (11) inserted into the pneumoperitoneum needle outer sheath (1), characterized in that: The outer sheath (1) of the Veress needle is provided with a telescopic pad (12) for support, the lower surface of the telescopic pad (12) is fixed with two rubber plates (13), the rubber plates (13) are provided with medical tape (14), and the upper surface of the telescopic pad (12) is provided with two fixing components for connecting the telescopic pad (12) and the outer sheath (1) of the Veress needle.

2. The disposable endoscopic pneumoperitoneum puncture needle according to claim 1, characterized in that: The fixing assembly comprises a fixing block (2) fixedly mounted on the upper surface of the telescopic pad (12), a connecting belt (21) being fixedly provided on the fixing block (2), a connecting ring (22) being fixedly provided on one end of the connecting belt (21) away from the fixing block (2), a connecting column (23) being symmetrically provided on the outer wall of the outer sheath of the pneumoperitoneum needle (1), the connecting ring (22) being sleeved on the connecting column (23), and a buckle assembly for fixing the connecting ring (22) being provided on the connecting column (23).

3. The disposable endoscopic pneumoperitoneum puncture needle according to claim 2, characterized in that: The buckle assembly includes an elastic shift block (31), and two mounting grooves (3) are symmetrically provided on the outer wall of the connecting column (23). One end of each of the elastic shift blocks (31) is fixedly connected to the inner wall of the mounting groove (3).

4. The disposable endoscopic pneumoperitoneum puncture needle according to claim 1, characterized in that: Connecting grooves (4) are provided on both sides of the inner wall below the rubber plate (13), and both sides of the medical tape (14) are located in the connecting grooves (4). A protrusion (41) is fixedly provided at the middle position below the rubber plate (13), and the upper surface of the medical tape (14) is in contact with the protrusion (41).

5. The disposable endoscopic pneumoperitoneum puncture needle according to claim 3, characterized in that: The elastic shift block (31) is arranged in an inclined manner, and one end of the elastic shift block (31) away from the installation groove (3) is in contact with one side of the connecting ring (22).

6. The disposable endoscopic pneumoperitoneum puncture needle according to claim 1, characterized in that: The telescopic pad (12) is made of rubber and is corrugated.

7. The disposable endoscopic pneumoperitoneum puncture needle according to claim 2, characterized in that: The cross section of the connecting column (23) is T-shaped, and the connecting ring (22) is in contact with the outer wall of the connecting column (23).

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