Nursing auxiliary device for preventing fracture of PICC (peripherally inserted central catheter)

Abstract

The utility model provides an auxiliary nursing device for preventing a PICC (peripherally inserted central catheter) from being broken. The mounting plate is fixedly mounted on the top of the outer surface of the arm cylinder, mounting devices are arranged on the two sides of the top of the mounting plate, and each mounting device comprises a mounting block, a communicating hole, a limiting groove, a threaded hole and a supporting column. According to the nursing auxiliary device for preventing the PICC from being broken, the threaded rod is rotated to be meshed with the threaded hole in a threaded mode to drive the limiting plate to slide up and down in the communicating hole, so that the wear-resisting pad limits the PICC in the communicating hole, and the nursing auxiliary device is simple in structure, high in practicability, capable of being matched with the diameters of various types of catheters, free of disassembly and replacement and convenient to use. The catheter dismounting efficiency is improved, and the practicability of the device is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of PICC catheter protection, in particular to a nursing auxiliary device for preventing a PICC catheter from breaking. Background Art

[0002] PICC catheters are widely used in clinical practice. Medical staff can use PICC catheters to infuse hyperosmotic and irritating drugs for a long time. Therefore, PICC catheters are more suitable for patients undergoing chemotherapy. Existing PICC catheter protection devices are not flexible. Most of them are large in size, which makes it inconvenient for patients to move. Or they are adhesive fixed protections, which are prone to accidental detachment and more likely to cause catheter damage.

[0003] For example, a nursing auxiliary device for preventing PICC catheter breakage with publication number CN219921805U, the user can also replace the model of the catheter limiting ring according to actual needs. The nursing auxiliary device for preventing PICC catheter breakage is less convenient, and the operator needs to select a limiting ring of appropriate diameter according to the diameter of the catheter for replacement and installation, which has low operating efficiency and poor practicality.

[0004] Therefore, it is necessary to provide a nursing auxiliary device for preventing PICC catheter breakage to solve the above technical problems. Utility Model Content

[0005] The utility model provides a nursing auxiliary device for preventing PICC catheter breakage, which solves the problems that the nursing auxiliary device for preventing PICC catheter breakage is poor in convenience, requires an operator to select a limiting ring of a suitable diameter according to the diameter of the catheter for replacement and installation, has low operating efficiency and poor practicality.

[0006] In order to solve the above technical problems, the utility model provides a nursing auxiliary device for preventing PICC catheter breakage, comprising: an arm tube;

[0007] A mounting plate, the mounting plate is fixedly mounted on the top of the outer surface of the arm tube, mounting devices are arranged on both sides of the top of the mounting plate, the mounting device comprises a mounting block, a connecting hole, a limiting groove, a threaded hole and a support column, the support column is arranged on the top of the mounting plate, the mounting block is fixedly mounted on one side of the support column, the connecting hole is arranged in the middle of one side of the mounting block, the two limiting grooves are respectively arranged on both sides of the outer surface of the mounting block, and the threaded hole is arranged in the middle of one side of the mounting block;

[0008] A limiting device is threadedly engaged with the interior of the threaded hole.

[0009] Preferably, the limiting device includes a threaded rod, a limiting plate, a limiting block and a wear-resistant pad, the threaded rod is threadedly engaged with the inside of the threaded hole, the limiting plate is rotatably mounted on one side of the outer surface of the threaded rod, the two limiting blocks are respectively fixedly mounted on both sides of the limiting plate, and the wear-resistant pad is arranged on one side of the surface of the limiting plate.

[0010] Preferably, the limiting block and the limiting groove are matched.

[0011] Preferably, the wear-resistant pad is made of rubber.

[0012] Preferably, the limiting plate is in the shape of an arc plate.

[0013] Preferably, an embedding hole is provided on one side of the surface of the mounting plate, opening holes are provided on both sides of the inner cavity wall of the embedding hole, one side of the inner cavity wall of the opening hole is connected to a slide groove, a slide rod is fixedly installed inside the slide groove, a spring is sleeved on one side of the outer surface of the slide rod, one end of the spring is fixedly connected to an extrusion block, a moving block is fixedly installed on one side of the extrusion block, and a clamping block is fixedly installed on one side of the moving block.

[0014] Preferably, both sides of the outer surface of the support column are provided with card slots.

[0015] Compared with the related art, the nursing auxiliary device for preventing PICC catheter breakage provided by the utility model has the following beneficial effects:

[0016] The utility model provides a nursing auxiliary device to prevent PICC catheter breakage. The threaded rod is rotated to engage the threaded hole to drive the limit plate to slide up or down inside the communicating hole, so that the wear-resistant pad limits the catheter inside the communicating hole. The device has a simple structure and strong practicality. It can adapt to the diameters of various catheters without disassembly and replacement, thereby improving the efficiency of catheter disassembly and assembly and improving the practicality of the device. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 A structural schematic diagram of a first embodiment of a nursing auxiliary device for preventing PICC catheter breakage provided by the utility model;

[0018] Figure 2 for Figure 1 The schematic diagram of the installation device structure shown;

[0019] Figure 3 A structural schematic diagram of a second embodiment of a nursing auxiliary device for preventing PICC catheter breakage provided by the utility model;

[0020] Figure 4 for Figure 3 An enlarged schematic diagram of point A is shown;

[0021] Figure 5 for Figure 4 A schematic side view of the mounting device is shown.

[0022] Numbers in the figure: 1. arm tube, 2. mounting plate, 3. mounting device, 31. mounting block, 32. connecting hole, 33. limiting groove, 34. threaded hole, 35. support column, 4. limiting device, 41. threaded rod, 42. limiting plate, 43. limiting block, 44. wear-resistant pad, 5. embedded hole, 6. opening hole, 7. slide groove, 8. slide rod, 9. spring, 10. extrusion block, 11. moving block, 12. clamping block, 13. clamping groove. DETAILED DESCRIPTION

[0023] The utility model is further described below in conjunction with the accompanying drawings and implementation modes. Example

[0024] Please refer to Figure 1 and Figure 2 ,in, Figure 1 A structural schematic diagram of a first embodiment of a nursing auxiliary device for preventing PICC catheter breakage provided by the utility model; Figure 2 for Figure 1 The schematic diagram of the installation device structure is shown. A nursing auxiliary device for preventing PICC catheter breakage comprises: an arm tube 1;

[0025] A mounting plate 2, wherein the mounting plate 2 is fixedly mounted on the top of the outer surface of the arm tube 1, and mounting devices 3 are arranged on both sides of the top of the mounting plate 2, and the mounting device 3 comprises a mounting block 31, a connecting hole 32, a limiting groove 33, a threaded hole 34 and a support column 35, wherein the support column 35 is arranged on the top of the mounting plate 2, and the mounting block 31 is fixedly mounted on one side of the support column 35, the connecting hole 32 is arranged in the middle of one side of the mounting block 31, the two limiting grooves 33 are respectively arranged on both sides of the outer surface of the mounting block 31, and the threaded hole 34 is arranged in the middle of one side of the mounting block 31;

[0026] The limiting device 4 is threadedly engaged with the inside of the threaded hole 34 .

[0027] The limiting device 4 includes a threaded rod 41, a limiting plate 42, a limiting block 43 and a wear-resistant pad 44. The threaded rod 41 is threadedly engaged with the inside of the threaded hole 34. The limiting plate 42 is rotatably installed on one side of the outer surface of the threaded rod 41. The two limiting blocks 43 are respectively fixedly installed on both sides of the limiting plate 42. The wear-resistant pad 44 is arranged on one side of the surface of the limiting plate 42.

[0028] The limiting block 43 is matched with the limiting groove 33 .

[0029] The wear-resistant pad 44 is made of rubber.

[0030] The limiting plate 42 is in an arc shape.

[0031] The wear-resistant pad 44 is made of rubber material and has elasticity to avoid crushing the catheter. A circle of rubber can also be provided on the inner wall surface of the connecting hole 32 to protect the catheter.

[0032] The working principle of the nursing auxiliary device for preventing PICC catheter breakage provided by the utility model is as follows:

[0033] During operation, the user first places the catheter into the connecting hole 32 , and then rotates the threaded rod 41 to threadably engage the threaded hole 34 to push the limiting plate 42 downward inside the connecting hole 32 . The limiting plate 42 drives the wear-resistant pad 44 to limit the catheter inside the connecting hole 32 .

[0034] Compared with the related art, the nursing auxiliary device for preventing PICC catheter breakage provided by the utility model has the following beneficial effects:

[0035] The utility model provides a nursing auxiliary device for preventing PICC catheter breakage. The threaded rod 41 is rotated to threadably engage the threaded hole 34 to drive the limit plate 42 to slide up or down inside the connecting hole 32, so that the wear-resistant pad 44 limits the catheter inside the connecting hole 32. The device has a simple structure and strong practicality. It can adapt to the diameters of various catheters without disassembly and replacement, thereby improving the efficiency of catheter disassembly and assembly and improving the practicality of the device. Example

[0036] Please refer to Figure 3 , Figure 4 and Figure 5 Based on the nursing auxiliary device for preventing PICC catheter breakage provided in the first embodiment of the present application, the second embodiment of the present application proposes another nursing auxiliary device for preventing PICC catheter breakage. The second embodiment is only a preferred embodiment of the first embodiment, and the implementation of the second embodiment will not affect the independent implementation of the first embodiment.

[0037] Specifically, the difference of the nursing auxiliary device for preventing PICC catheter breakage provided in the second embodiment of the present application is that, in a nursing auxiliary device for preventing PICC catheter breakage, an embedding hole 5 is opened on one side of the surface of the mounting plate 2, and opening holes 6 are opened on both sides of the inner cavity wall of the embedding hole 5, and a slide groove 7 is connected to one side of the inner cavity wall of the opening hole 6, and a slide rod 8 is fixedly installed inside the slide groove 7, and a spring 9 is sleeved on one side of the outer surface of the slide rod 8, and one end of the spring 9 is fixedly connected to an extrusion block 10, and a moving block 11 is fixedly installed on one side of the extrusion block 10, and a clamping block 12 is fixedly installed on one side of the moving block 11.

[0038] The support column 35 has slots 13 formed on both sides of its outer surface.

[0039] The restoring elastic force of the spring 9 pushes the extrusion block 10 . When the clamping block 12 is not restricted, the clamping block 12 is moved out of the opening 6 under the influence of the restoring elastic force of the spring 9 .

[0040] The working principle of the nursing auxiliary device for preventing PICC catheter breakage provided by the utility model is as follows:

[0041] During operation, the user first pulls the support column 35 upward out of the embedded hole 5 , and the support column 35 presses the block 12 into the interior of the opening hole 6 .

[0042] After replacing the new mounting device 3, the support column 35 is embedded into the embedding hole 5. When the slot 13 and the opening hole 6 are connected, the restoring elastic force of the spring 9 pushes the extrusion block 10, and the extrusion block 10 drives the moving block 11 and the card block 12 to move, and the card block 12 is embedded into the slot 13.

[0043] Compared with the related art, the nursing auxiliary device for preventing PICC catheter breakage provided by the utility model has the following beneficial effects:

[0044] The utility model provides a nursing auxiliary device for preventing PICC catheter breakage. The extrusion block 10 is pushed by the restoring elastic force of the spring 9 so that the card block 12 is embedded into the card slot 13 of the support column 35, and the installation device 3 is restricted to the surface of the installation plate 2. When removing the installation device 3, the user can pull it out with force, and then embed the new installation device 3 into the embedding hole 5 through the support column 35. The device has a simple structure and strong practicality. The disassembly and assembly efficiency of the installation device 3 is high, which is convenient for the user to replace the installation device 3 adapted to catheters of different diameters, thereby improving the practicality of the device.

[0045] The above description is only an embodiment of the present invention, and does not limit the patent scope of the present invention. Any equivalent structure or equivalent process transformation made by using the contents of the specification and drawings of the present invention, or directly or indirectly applied in other related technical fields, are also included in the patent protection scope of the present invention.

Claims

1. A nursing auxiliary device for preventing PICC catheter breakage, characterized in that: include: arm tube; A mounting plate, the mounting plate is fixedly mounted on the top of the outer surface of the arm tube, mounting devices are arranged on both sides of the top of the mounting plate, the mounting device comprises a mounting block, a connecting hole, a limiting groove, a threaded hole and a support column, the support column is arranged on the top of the mounting plate, the mounting block is fixedly mounted on one side of the support column, the connecting hole is arranged in the middle of one side of the mounting block, the two limiting grooves are respectively arranged on both sides of the outer surface of the mounting block, and the threaded hole is arranged in the middle of one side of the mounting block; A limiting device is threadedly engaged with the interior of the threaded hole.

2. A nursing auxiliary device for preventing PICC catheter breakage according to claim 1, characterized in that: The limiting device includes a threaded rod, a limiting plate, a limiting block and a wear-resistant pad. The threaded rod is threadedly engaged with the inside of the threaded hole. The limiting plate is rotatably installed on one side of the outer surface of the threaded rod. The two limiting blocks are respectively fixedly installed on both sides of the limiting plate. The wear-resistant pad is arranged on one side of the surface of the limiting plate.

3. A nursing auxiliary device for preventing PICC catheter breakage according to claim 2, characterized in that: The limiting block and the limiting groove are matched.

4. The nursing auxiliary device for preventing PICC catheter breakage according to claim 2, characterized in that: The wear-resistant pad is made of rubber.

5. The nursing auxiliary device for preventing PICC catheter breakage according to claim 2, characterized in that: The limiting plate is in the shape of an arc plate.

6. The nursing auxiliary device for preventing PICC catheter breakage according to claim 1, characterized in that: An embedding hole is provided on one side of the surface of the mounting plate, opening holes are provided on both sides of the inner cavity wall of the embedding hole, a slide groove is connected to one side of the inner cavity wall of the opening hole, a slide rod is fixedly installed inside the slide groove, a spring is sleeved on one side of the outer surface of the slide rod, an extrusion block is fixedly connected to one end of the spring, a moving block is fixedly installed on one side of the extrusion block, and a clamping block is fixedly installed on one side of the moving block.

7. The nursing auxiliary device for preventing PICC catheter breakage according to claim 1, characterized in that: Both sides of the outer surface of the support column are provided with card slots.

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