Catheter fixing device

Abstract

The utility model discloses a catheter fixing device which comprises a mounting frame, elastic bandages are fixedly connected to the outer walls of the two sides of the mounting frame, a supporting plate is connected to the inner side wall of the mounting frame in a sliding mode, a limiting groove is formed in the top of the supporting plate, an embedding groove is formed in the top of the mounting frame, and the limiting groove and the embedding groove are matched with each other. A mounting plate is slidably connected to the inner side of the embedding groove, a threaded rod penetrates through the top of the mounting plate in a threaded mode, a connecting box is rotatably connected to the bottom of the threaded rod, and a positioning plate is fixedly connected to the bottom of the connecting box. According to the venous catheter fixing device, a venous catheter can be limited through the limiting groove and the positioning plate, the position of the positioning plate can be adjusted by sliding the mounting plate on the inner side of the embedding groove, then the threaded rod is rotated to drive the positioning plate to move, and therefore the positioning plate can fix the venous catheters of different specifications; therefore, the venous catheter is prevented from being not stable enough in use.

Description

Technical Field

[0001] The utility model relates to the technical field of venous catheter fixing, in particular to a catheter fixing device. Background Art

[0002] The venous catheter is the ductus venosus of Arantis, which is a vein that is connected to the liver during the fetal period of mammals. When the venous catheter is used, a fixing device is used to fix it, but the existing fixing device still has certain defects when used.

[0003] The defects of intravenous catheter fixation in the prior art are:

[0004] At present, patent document CN217040898U discloses a hemodialysis jugular vein catheter fixing device, including a fixing patch, the upper surface of which is fixedly connected with a mounting frame and a positioning card box from left to right in sequence, the front of the mounting frame is provided with a positioning hole, the interior of the positioning hole is plugged with a positioning column, the outer surface of the positioning column is fixedly connected with a connecting plate, one side of the connecting plate is fixedly connected with a first buckle tube, the outer surface of the first buckle tube is fixedly connected with a reinforcement rod, and the end of the reinforcement rod away from the first buckle tube is fixedly connected with a second buckle tube. When using the hemodialysis jugular vein catheter fixing device, medical staff can wrap the device around the patient's arm through the first fixing belt and the second fixing belt, and connect them through Velcro, then place the catheter on the upper surface of the fixing patch, rotate the positioning column, and the first buckle tube and the second buckle tube can be moved toward the upper surface of the fixing patch until they are in contact with the catheter, so that the catheter can be clamped.

[0005] When the catheter fixing device in the above document is used, it is wrapped around the patient's arm through the first fixing strap and the second fixing strap, and connected by Velcro, and then the catheter is placed on the upper surface of the fixing patch, and the positioning column is rotated, so that the first buckle tube and the second buckle tube can be moved toward the upper surface of the fixing patch until they contact the catheter, so that the catheter can be clamped. However, it is difficult for staff to limit the intravenous catheters of different specifications during use, which may cause the intravenous catheters of different specifications to shake during use, which is inconvenient for medical staff to use. Utility Model Content

[0006] The purpose of the utility model is to provide a catheter fixing device to solve the problems raised in the above background technology.

[0007] To achieve the above-mentioned purpose, the utility model provides the following technical solution: a catheter fixing device, comprising a mounting frame, both side outer walls of the mounting frame are fixedly connected with elastic bands, the inner side wall of the mounting frame is slidably connected with a support plate, the top of the support plate is provided with a limiting groove, the top of the mounting frame is provided with an engaging groove, the inner side of the engaging groove is slidably connected with a mounting plate, the top thread of the mounting plate is threaded with a threaded rod, the bottom of the threaded rod is rotatably connected with a connecting box, and the bottom of the connecting box is fixedly connected with a positioning plate.

[0008] Preferably, an airbag is fixedly connected to the bottom of the mounting frame, and a limiting frame is fixedly connected to the inner bottom wall of the mounting frame.

[0009] Preferably, a Velcro sticker is fixedly connected to the outer wall of the elastic band on one side of the mounting frame, and a Velcro sticker is fixedly connected to the outer wall of the elastic band on the other side of the mounting frame, and the Velcro sticker is adapted to the Velcro sticker.

[0010] Preferably, a fixing bolt is threadedly installed through the inner wall of the mounting frame, and the bottom end of the fixing bolt abuts against the outer wall of the mounting plate.

[0011] Preferably, a limiting block is fixedly connected to the bottom of the support plate, and the limiting block is slidably connected to the inner side of the limiting frame.

[0012] Preferably, a fastening bolt is installed through the top thread of the support plate, and the bottom end of the fastening bolt abuts against the inner bottom wall of the limiting frame.

[0013] Preferably, a mounting box is fixedly connected to the top of the mounting plate, a battery is arranged inside the mounting box, a heating tube is arranged inside the connection box, and the heating tube is electrically connected to the battery.

[0014] Compared with the prior art, the beneficial effects of the utility model are as follows:

[0015] 1. The utility model can limit the position of the intravenous catheter through the limiting groove and the positioning plate. The position of the positioning plate can be adjusted by sliding the mounting plate on the inner side of the fitting groove. Then, by rotating the threaded rod, the threaded rod drives the positioning plate to move, so that the positioning plate can fix intravenous catheters of different specifications, thereby avoiding the intravenous catheter being unstable when in use.

[0016] 2. The utility model is connected to the inner side of the limit frame by sliding the limit block, and then the bottom end of the fastening bolt is rotated to abut against the inner bottom wall of the limit frame, thereby ensuring the stability of the connection between the support plate and the mounting frame, and facilitating the staff to subsequently install and disassemble the support plate, and facilitating the staff to subsequently clean the catheter fixing device. BRIEF DESCRIPTION OF THE DRAWINGS

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

[0018] Figure 2 This is a schematic diagram of the mounting frame structure of the utility model;

[0019] Figure 3 This is a schematic diagram of the support plate structure of the utility model;

[0020] Figure 4 This is a schematic diagram of the mounting plate structure of the utility model;

[0021] Figure 5 It is a schematic diagram of the cross-sectional structure of the mounting plate of the utility model.

[0022] In the figure: 1. mounting frame; 2. airbag; 3. elastic band; 4. magic thorn sticker; 5. magic wool sticker; 6. limit frame; 7. fitting groove; 8. fixing bolt; 9. support plate; 10. limit block; 11. fastening bolt; 12. limit groove; 13. mounting plate; 14. mounting box; 15. battery; 16. threaded rod; 17. connection box; 18. heating tube; 19. positioning plate. DETAILED DESCRIPTION

[0023] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0024] See also Figures 1 to 5 , a catheter fixing device:

[0025] It includes a mounting frame 1, the outer walls on both sides of the mounting frame 1 are fixedly connected with elastic bands 3, the inner wall of the mounting frame 1 is slidably connected with a support plate 9, the top of the support plate 9 is provided with a limiting groove 12, the top of the mounting frame 1 is provided with an embedding groove 7, the inner side of the embedding groove 7 is slidably connected with a mounting plate 13, the top thread of the mounting plate 13 is threaded with a threaded rod 16, the bottom of the threaded rod 16 is rotatably connected with a connecting box 17, and the bottom of the connecting box 17 is fixedly connected with a positioning plate 19.

[0026] When in use, the fixing device can be fixed by the elastic band 3, the intravenous catheter can be limited by the limiting groove 12 and the positioning plate 19, and the position of the positioning plate 19 can be adjusted by sliding the mounting plate 13 on the inner side of the fitting groove 7, and then the threaded rod 16 is rotated to make the threaded rod 16 drive the positioning plate 19 to move, so that the positioning plate 19 can fix intravenous catheters of different specifications, thereby avoiding the intravenous catheter being unstable during use.

[0027] Among them, the airbag 2 is fixedly connected to the bottom of the mounting frame 1, the outer wall of the elastic band 3 on one side of the mounting frame 1 is fixedly connected to the Velcro patch 4, and the outer wall of the elastic band 3 on the other side of the mounting frame 1 is fixedly connected to the Velcro patch 5, and the Velcro patch 5 is adapted to the Velcro patch 4.

[0028] The airbag 2 can improve the comfort of the catheter fixing device when it contacts the limb, and the fixing device can be fixed on the limb by the elastic band 3, the Velcro patch 4 and the Velcro patch 5 to ensure the stability of the fixing device when in use.

[0029] A fixing bolt 8 is threadedly installed through the inner wall of the mounting frame 1 , and the bottom end of the fixing bolt 8 abuts against the outer wall of the mounting plate 13 .

[0030] After the mounting plate 13 is adjusted, the fixing bolt 8 is rotated so that the bottom end of the fixing bolt 8 abuts against the outer wall of the mounting plate 13 , thereby ensuring the stability of the mounting plate 13 .

[0031] Among them, the inner bottom wall of the mounting frame 1 is fixedly connected to the limiting frame 6, the bottom of the supporting plate 9 is fixedly connected to the limiting block 10, and the limiting block 10 is slidably connected to the inner side of the limiting frame 6, and the top thread of the supporting plate 9 is penetrated by a fastening bolt 11, and the bottom end of the fastening bolt 11 is against the inner bottom wall of the limiting frame 6.

[0032] The limit block 10 is slidably connected to the inner side of the limit frame 6, and then the fastening bolt 11 is rotated so that the bottom end of the fastening bolt 11 is against the inner bottom wall of the limit frame 6, thereby ensuring the stability of the connection between the support plate 9 and the mounting frame 1, and making it convenient for the staff to subsequently install and disassemble the support plate 9, and to subsequently clean the catheter fixing device.

[0033] The top of the mounting plate 13 is fixedly connected with a mounting box 14 , a battery 15 is arranged inside the mounting box 14 , a heating tube 18 is arranged inside the connection box 17 , and the heating tube 18 is electrically connected to the battery 15 .

[0034] The installation box 14 can provide an installation position for the battery 15, and the battery 15 can supply power to the heating tube 18. When the heating tube 18 is in operation, it can heat the clamped intravenous catheter, thereby improving the comfort of the intravenous catheter during infusion.

[0035] Working principle: when in use, the airbag 2 can improve the comfort of the catheter fixing device when it contacts the limbs, and the fixing device can be fixed on the limbs through the elastic bandage 3, the Velcro patch 4 and the Velcro patch 5 to ensure the stability of the fixing device when in use. The intravenous catheter can be limited by the limiting groove 12 and the positioning plate 19, and the mounting plate 13 can slide on the inner side of the fitting groove 7 to adjust the position of the positioning plate 19, and then the threaded rod 16 is rotated to make the threaded rod 16 drive the positioning plate 19 to move, so that the positioning plate 19 can fix intravenous catheters of different specifications, and the installation box 14 can provide an installation position for the battery 15, and the battery 15 can power the heating tube 18. When the heating tube 18 is in operation, the clamped intravenous catheter can be heated to improve the comfort of the intravenous catheter during infusion.

[0036] It is obvious to those skilled in the art that the present invention is not limited to the details of the exemplary embodiments described above, and that the present invention can be implemented in other specific forms without departing from the spirit or essential features of the present invention. Therefore, the embodiments should be regarded as exemplary and non-restrictive from any point of view, and the scope of the present invention is defined by the appended claims rather than the above description, and it is intended that all changes falling within the meaning and scope of the equivalent elements of the claims be included in the present invention. Any reference numeral in a claim should not be regarded as limiting the claim to which it relates.

Claims

1. A catheter fixing device, comprising a mounting frame (1), characterized in that: The outer walls on both sides of the mounting frame (1) are fixedly connected with elastic bands (3), the inner wall of the mounting frame (1) is slidably connected with a support plate (9), the top of the support plate (9) is provided with a limiting groove (12), the top of the mounting frame (1) is provided with an inserting groove (7), the inner side of the inserting groove (7) is slidably connected with a mounting plate (13), the top thread of the mounting plate (13) is threadedly penetrated with a threaded rod (16), the bottom of the threaded rod (16) is rotatably connected with a connecting box (17), and the bottom of the connecting box (17) is fixedly connected with a positioning plate (19).

2. A catheter fixing device according to claim 1, characterized in that: The bottom of the mounting frame (1) is fixedly connected to an air bag (2), and the inner bottom wall of the mounting frame (1) is fixedly connected to a limiting frame (6).

3. A catheter fixing device according to claim 1, characterized in that: The outer wall of the elastic band (3) on one side of the mounting frame (1) is fixedly connected to a Velcro patch (4), and the outer wall of the elastic band (3) on the other side of the mounting frame (1) is fixedly connected to a Velcro patch (5), and the Velcro patch (5) is compatible with the Velcro patch (4).

4. A catheter fixing device according to claim 1, characterized in that: A fixing bolt (8) is threadedly installed through the inner wall of the mounting frame (1), and the bottom end of the fixing bolt (8) abuts against the outer wall of the mounting plate (13).

5. A catheter fixing device according to claim 1, characterized in that: The bottom of the support plate (9) is fixedly connected to a limiting block (10), and the limiting block (10) is slidably connected to the inner side of the limiting frame (6).

6. A catheter fixing device according to claim 1, characterized in that: A fastening bolt (11) is installed through the thread on the top of the support plate (9), and the bottom end of the fastening bolt (11) is against the inner bottom wall of the limiting frame (6).

7. A catheter fixing device according to claim 1, characterized in that: The top of the mounting plate (13) is fixedly connected to a mounting box (14), a storage battery (15) is arranged inside the mounting box (14), a heating tube (18) is arranged inside the connection box (17), and the heating tube (18) is electrically connected to the storage battery (15).

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