Anti-pulling guide pipe structure

Abstract

The utility model relates to the technical field of medical instruments, in particular to an anti-pulling catheter structure which comprises a catheter body, a box cover is arranged above the catheter body, a box body is arranged below the box cover, two grooves are formed in the box body, connecting rings are integrally formed on the two sides of the box body, a first elastic band is fixed to one connecting ring, and a second elastic band is fixed to the other connecting ring. A first elastic band is fixed on one connecting ring, a second elastic band is fixed on the other connecting ring, a hook-and-loop fastener male part is fixed on the first elastic band, a hook-and-loop fastener female part is fixed on the second elastic band, a support and two guide rods are arranged in the box body, two springs sleeve the two guide rods, and U-shaped clamping seats are integrally formed on the two sides of the support. Two semispherical rubber pads are fixed in each of the two clamping seats; through the arrangement of the first elastic band, the second elastic band, the hook-and-loop fastener male part and the hook-and-loop fastener female part, the box body can be conveniently fixed to a proper position, when the catheter body is pulled, the spring plays a role in tension buffering, and then the catheter body is prevented from falling off to cause danger.

Description

Technical Field

[0001] The utility model relates to the technical field of medical devices, in particular to an anti-pull catheter structure. Background Art

[0002] With the continuous development of medicine, interventional surgery has been widely used, which has the advantages of less trauma, less bleeding, and faster postoperative recovery. The most basic condition for percutaneous interventional surgery is to insert a catheter into the blood vessel as a channel for delivering drugs. The catheter is easily pulled during use, which can easily cause the catheter to fall off and cause danger. Therefore, an anti-pull catheter structure is proposed to prevent the catheter from falling off due to pulling. Utility Model Content

[0003] In view of the problems in the prior art, the utility model provides a catheter structure that is anti-pulling.

[0004] The technical solution adopted by the utility model to solve its technical problems is an anti-pull catheter structure, comprising a catheter body, a box cover is provided above the catheter body, a box body is provided below the box cover, one side of the box cover is rotatably connected to the box body, the box body is provided with two grooves, the bottom end of the box cover is integrally formed with two protrusions, one end of the catheter body passes through the two grooves, connecting rings are integrally formed on both sides of the box body, a first elastic band is fixed on one of the connecting rings, a second elastic band is fixed on the other connecting ring, a Velcro male part is fixed on the first elastic band, and a Velcro female part is fixed on the second elastic band, a support and two guide rods are provided in the box body, a T-shaped winding column is integrally formed on the top of the support, two through holes adapted to the guide rods are provided on the support, the two guide rods are connected to the box body, two springs are sleeved on the two guide rods, U-shaped clamping seats are integrally formed on both sides of the support, and two hemispherical rubber pads are fixed in the two clamping seats.

[0005] By adopting the above technical solution, the first elastic band, the second elastic band, the male Velcro part and the female Velcro part are arranged, so that the box body can be conveniently fixed in a suitable position, and the winding column can wrap around the excess catheter body. When the catheter body is pulled, the support and the winding column move a short distance, and the spring acts as a tension buffer, thereby avoiding the danger of the catheter body falling off.

[0006] Specifically, protective pads are fixed at the bottom ends of the two protrusions and in the two grooves.

[0007] By adopting the above technical solution, the protective pad can protect the catheter body.

[0008] Specifically, a protrusion is integrally formed on the outer wall of the box cover, a stopper is integrally formed on the outer wall of the box body, a magnet is fixed on the stopper, and an iron block is fixed on the protrusion.

[0009] By adopting the above technical solution, the magnet cooperates with the iron block, which facilitates the fixation of the box cover.

[0010] Specifically, a flange is integrally formed on a side of the protrusion away from the box cover.

[0011] By adopting the technical solution, the box cover can be opened conveniently by holding the flange.

[0012] Specifically, a non-slip pad is fixed to the bottom end of the box body.

[0013] By adopting the above technical solution, the box body is placed on a desktop or medical equipment, and the anti-slip pad can improve the stability of the box body.

[0014] Beneficial effects of the utility model:

[0015] (1) The utility model discloses a catheter structure that is anti-pull, wherein the first elastic band, the second elastic band, the male Velcro part and the female Velcro part are arranged to facilitate fixing the box body in a suitable position, and the winding column can wrap around the excess catheter body. When the catheter body is pulled, the support and the winding column move a short distance, and the spring acts as a tension buffer, thereby preventing the catheter body from falling off and causing danger.

[0016] (2) The anti-pull catheter structure described in the utility model, the magnet and the iron block cooperate to facilitate the fixing of the box cover, and the flange is held by hand to facilitate opening the box cover. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] The utility model is further described below in conjunction with the accompanying drawings and embodiments.

[0018] Figure 1 It is a schematic diagram of the structure of the utility model;

[0019] Figure 2 It is a top view of the box body of the utility model;

[0020] Figure 3 For the utility model Figure 1 A magnified view of the structure at center A;

[0021] Figure 4 For the utility model Figure 1 A magnified view of the structure at B in the middle.

[0022] In the figure: 1. catheter body; 2. box body; 3. box cover; 4. Velcro male part; 5. first elastic band; 6. connecting ring; 7. anti-slip pad; 8. second elastic band; 9. Velcro female part; 10. support; 11. winding column; 12. guide rod; 13. spring; 14. clamp seat; 15. rubber pad; 16. protrusion; 17. protective pad; 18. bump; 19. flange; 20. iron block; 21. stopper; 22. magnet. DETAILED DESCRIPTION

[0023] In order to make the technical means, creative features, objectives and effects achieved by the present invention easy to understand, the present invention is further described below in conjunction with specific implementation methods.

[0024] In order to prevent the catheter body 1 from falling off due to pulling, as an embodiment of the utility model, Figure 1 , Figure 2 , Figure 3 As shown, the utility model discloses a pull-proof catheter structure, comprising a catheter body 1, a box cover 3 is arranged above the catheter body 1, a box body 2 is arranged below the box cover 3, one side of the box cover 3 is rotatably connected to the box body 2, two grooves are arranged on the box body 2, two protrusions 16 are integrally formed at the bottom end of the box cover 3, one end of the catheter body 1 passes through the two grooves, connecting rings 6 are integrally formed on both sides of the box body 2, a first elastic band 5 is fixed to one of the connecting rings 6, a second elastic band 8 is fixed to the other connecting ring 6, and the first A Velcro male part 4 is fixed on the elastic band 5, and a Velcro female part 9 is fixed on the second elastic band 8. A support 10 and two guide rods 12 are provided in the box body 2. A T-shaped winding column 11 is integrally formed at the top of the support 10. Two through holes adapted to the guide rod 12 are provided on the support 10. The two guide rods 12 are connected to the box body 2 by adhesive. Two springs 13 are sleeved on the two guide rods 12. U-shaped clamping seats 14 are integrally formed on both sides of the support 10. Two hemispherical rubber pads 15 are fixed in the two clamping seats 14 by adhesive.

[0025] When in use, the first elastic band 5, the second elastic band 8, the Velcro male part 4 and the Velcro female part 9 are arranged to facilitate fixing the box body 2 in a suitable position, and the winding column 11 can wrap around the excess catheter body 1. When the catheter body 1 is pulled, the support 10 and the winding column 11 move a short distance, and the spring 13 acts as a tension buffer, thereby avoiding the danger of the catheter body 1 falling off.

[0026] In order to protect the catheter body 1, for example, Figure 3 As shown, protective pads 17 are fixed to the bottom ends of the two protrusions 16 and in the two grooves by adhesive.

[0027] In order to facilitate the fixing of the box cover 3, exemplary, as Figure 4 As shown, a protrusion 18 is integrally formed on the outer wall of the box cover 3, a stopper 21 is integrally formed on the outer wall of the box body 2, a magnet 22 is fixed to the stopper 21 by adhesive, and an iron block 20 is fixed to the protrusion 18 by adhesive.

[0028] When in use, the box cover 3 is closed, and the iron block 20 and the magnet 22 are conducive to fixing the box cover 3.

[0029] In order to facilitate opening the box cover 3, exemplary, as Figure 4 As shown, a flange 19 is integrally formed on the side of the projection 18 away from the box cover 3 .

[0030] In order to improve the stability of the box body 2, illustratively, as Figure 1 As shown, a non-slip pad 7 is fixed to the bottom end of the box body 2 by adhesive.

[0031] When the utility model is in use, the first elastic band 5, the second elastic band 8, the Velcro male part 4 and the Velcro female part 9 are arranged to conveniently fix the box body 2 in a suitable position;

[0032] The winding column 11 can wind the redundant catheter body 1, cover the box cover 3, and the iron block 20 and the magnet 22 are conducive to the fixation of the box cover 3;

[0033] When the catheter body 1 is pulled, the support 10 and the winding column 11 move a short distance, and the spring 13 plays a role of tension buffering, thereby preventing the catheter body 1 from falling off and causing danger.

[0034] The above shows and describes the basic principles, main features and advantages of the utility model. Those skilled in the art should understand that the utility model is not limited by the above embodiments. The above embodiments and descriptions in the specification are only to illustrate the principles of the utility model. Without departing from the spirit and scope of the utility model, the utility model may have various changes and improvements, which fall within the scope of the protection required by the utility model. The scope of protection required by the utility model is defined by the attached claims and their equivalents.

Claims

1. A pull-proof catheter structure, characterized in that: The invention comprises a catheter body (1), a box cover (3) is arranged above the catheter body (1), a box body (2) is arranged below the box cover (3), one side of the box cover (3) is rotatably connected to the box body (2), two grooves are arranged on the box body (2), two protrusions (16) are integrally formed at the bottom end of the box cover (3), one end of the catheter body (1) passes through the two grooves, connecting rings (6) are integrally formed on both sides of the box body (2), a first elastic band (5) is fixed to one of the connecting rings (6), a second elastic band (8) is fixed to the other connecting ring (6), and the first elastic band (5) is fixed to the second elastic band (9). A Velcro male part (4) is fixed, a Velcro female part (9) is fixed on the second elastic band (8), a support (10) and two guide rods (12) are arranged inside the box body (2), a T-shaped winding column (11) is integrally formed at the top of the support (10), two through holes adapted to the guide rods (12) are provided on the support (10), the two guide rods (12) are connected to the box body (2), two springs (13) are sleeved on the two guide rods (12), U-shaped clamping seats (14) are integrally formed on both sides of the support (10), and two hemispherical rubber pads (15) are fixed inside the two clamping seats (14).

2. The anti-pull catheter structure according to claim 1, characterized in that: Protective pads (17) are fixed at the bottom ends of the two protrusions (16) and in the two grooves.

3. The anti-pull catheter structure according to claim 1, characterized in that: The outer wall of the box cover (3) is integrally formed with a protrusion (18), the outer wall of the box body (2) is integrally formed with a stopper (21), a magnet (22) is fixed on the stopper (21), and an iron block (20) is fixed on the protrusion (18).

4. The anti-pull catheter structure according to claim 3, characterized in that: A flange (19) is integrally formed on the side of the protrusion (18) away from the box cover (3).

5. The anti-pull catheter structure according to claim 1, characterized in that: An anti-slip pad (7) is fixed to the bottom end of the box body (2).

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