Interventional radiology catheter fixing device

Abstract

The utility model belongs to the field of medical instruments, and particularly relates to an interventional radiology catheter fixing device which comprises a fixing sleeve. The exterior of the fixing sleeve is connected with a reinforcing assembly, the exterior of the reinforcing assembly is connected with a lifting assembly, and the exterior of the reinforcing assembly is connected with a winding assembly; by means of the structural design of the reinforcing assembly, the distance between the two sets of limiting balls is adjusted, the limiting balls clamp the interventional radiology catheter, the limiting balls and the interventional radiology catheter are pasted together through double-faced adhesive tape pasted to the outer ends of the limiting balls, and therefore the interventional radiology catheter can be clamped, and the interventional radiology catheter can be prevented from being damaged. The interventional radiology catheter can be prevented from displacing or falling off under factors such as gravity, and the clamping firmness and stability of the interventional radiology catheter are guaranteed; the rotary knob is rotated to drive the damping rotating shaft to rotate, finally the distance between the two sets of limiting balls can be adjusted, and interventional radiology catheters with different diameters can be clamped conveniently.

Description

Technical Field

[0001] The utility model relates to the field of medical equipment, in particular to an interventional radiology catheter fixing device. Background Art

[0002] An interventional radiology catheter is a device used for interventional radiology diagnosis and treatment. It is usually made of soft and well-guiding materials, such as polyurethane or polyethylene. When in use, the interventional radiology catheter is usually fixed to the patient's skin with medical tape.

[0003] Application number: CN202222380205.X, discloses an interventional catheter fixer, which can be conveniently fixed to the bed on which the patient lies through two fixing blocks, two bolts, two fixing plates and two rubber pads, so that the fixer is more stable in use, and the use height of the positioning plate can be adjusted through the height adjustment mechanism, so that the positioning plate can fix patients of different body shapes to the bed, and the horizontal position of the positioning plate can be adjusted according to the use situation through the rodless cylinder, and the catheter of the interventional treatment can be fixed through the fixing mechanism. This fixing method is not easy to cause skin allergies of the patient, and will not affect the fixing effect of the catheter due to skin sweating, and will not cause pain to the patient when the fixation is released, and it is more comfortable to use. Through the first motor, the use angle of the fixing mechanism can be adjusted according to the insertion angle of the catheter, and it is more convenient to use. Through the battery, the fixer can be powered, and through the control panel, it is convenient for medical staff to operate the fixer;

[0004] However, compared with the fixing device in the patent, when fixing the interventional radiology catheter, only a clamp is used to clamp the interventional radiology catheter, and the interventional radiology catheter is relatively soft. When it is clamped by a general clamp, the interventional radiology catheter will be deformed and easily detached from the clamp or displaced, which may affect the firmness of the fixation of the interventional radiology catheter. Therefore, an interventional radiology catheter fixing device is proposed to address the above problem. Utility Model Content

[0005] In order to make up for the shortcomings of the prior art, compared with the fixing device in the patent, when fixing the interventional radiology catheter, only a clamp is used to clamp the interventional radiology catheter. The interventional radiology catheter is relatively soft. When it is clamped by a general clamp, the interventional radiology catheter will be deformed and easily detached from the clamp or displaced, which may affect the firmness of the fixation of the interventional radiology catheter. The utility model proposes an interventional radiology catheter fixing device.

[0006] The technical solution adopted by the utility model to solve the technical problem is: an interventional radiology catheter fixing device, comprising a fixing sleeve; the fixing sleeve is externally connected to a reinforcement component, the reinforcement component is externally connected to a lifting component, and the reinforcement component is externally connected to a winding component;

[0007] The reinforcement component includes a pair of connecting blocks, the pair of connecting blocks are fixedly connected to the left and right ends of the fixing sleeve, the fixing sleeve is movably connected inside with a pair of connecting columns, the opposite end faces of the pair of connecting columns are fixedly connected with a plurality of connecting rods, the opposite end faces of the plurality of connecting rods are fixedly connected with limiting balls, and the outer ends of the limiting balls are pasted with double-sided tape.

[0008] By setting a reinforcement component and adjusting the distance between the two groups of limit balls, the limit balls can clamp the interventional radiology catheter, and the limit balls and the interventional radiology catheter can be adhered together using the double-sided tape attached to the outer end of the limit balls. This not only clamps the interventional radiology catheter, but also prevents the interventional radiology catheter from being displaced or falling off due to factors such as gravity, thereby ensuring the firmness and stability of the clamping of the interventional radiology catheter. The double-sided tape can also be torn off and replaced with a new one, making it convenient for the next use.

[0009] Preferably, the upper ends of a pair of connecting blocks are rotatably connected to knobs, the lower ends of a pair of knobs are fixedly connected to damping shafts, the lower end of the damping shaft is fixedly connected to bevel gear 1, the outer end of bevel gear 1 is meshingly connected to bevel gear 2, the outer end of bevel gear 2 is fixedly connected to screw rod 1, the outside of screw rod 1 is movably connected to slider 1, and slider 1 is adapted to screw rod 1.

[0010] By setting a knob and turning the knob, the damping shaft is driven to rotate, thereby driving bevel gear 1 and bevel gear 2 to rotate, and then driving two sliders 1 to move left and right, and then driving two connecting sleeves and two groups of limiting balls to move left and right, and adjusting the distance between the two groups of limiting balls to facilitate clamping of interventional radiology catheters of different diameters.

[0011] Preferably, the outside of the slider 1 is fixedly connected with a connecting sleeve, the connecting sleeve passes through the connecting block, the fixed sleeve and is slidably connected with the connecting block and the fixed sleeve, the end of the connecting sleeve away from the slider 1 is fixedly connected to the connecting column, the inside of the connecting block is fixedly connected with a guide rod 1, the outside of the guide rod 1 is slidably connected with a guide block 1, and the guide block 1 is fixedly connected to the slider 1.

[0012] Preferably, the winding assembly includes a connecting plate, the left end of the connecting plate is fixedly connected to the damping shaft, the left end of the damping shaft is rotatably connected to the connecting block on the right side, the upper end of the connecting plate is fixedly connected to the winding plate, and the left end of the winding plate is fixedly connected to a plurality of winding wheels.

[0013] Preferably, the lifting assembly includes a lifting seat, a sliding groove is provided at the left end of the lifting seat, the upper end of the lifting seat is fixedly and rotatably connected to a hand wheel, the lower end of the hand wheel is fixedly connected to a second screw rod, the second screw rod is rotatably connected to the lifting seat, the outside of the second screw rod is movably connected to a second slider, and the second slider is adapted to the second screw rod.

[0014] Preferably, a moving block is fixedly connected to the left end of the sliding block 2, the moving block passes through the sliding slot and is slidably connected to the sliding slot, and the moving block is fixedly connected to the connecting plate.

[0015] Preferably, a second guide rod is fixedly connected inside the lifting seat, a second guide block is slidably connected outside the second guide rod, and the second guide block is fixedly connected to a second slide block.

[0016] The utility model is beneficial in that:

[0017] 1. The utility model realizes the adjustment of the distance between the two groups of limiting balls through the structural design of the reinforcement component, so that the limiting balls clamp the interventional radiology catheter, and the limiting balls and the interventional radiology catheter are adhered together by using the double-sided adhesive tape pasted on the outer end of the limiting balls, so that the interventional radiology catheter can be clamped and the displacement or falling off of the interventional radiology catheter can be prevented under factors such as gravity, thereby ensuring the firmness and stability of the clamping of the interventional radiology catheter, and the double-sided adhesive tape can be torn off and replaced with a new one, which is convenient for the next use. The problem that the fixing device in the comparative patent only uses a clamping block to clamp the interventional radiology catheter when fixing the interventional radiology catheter, and the interventional radiology catheter is relatively soft, and when the general clamping block clamps it, the interventional radiology catheter will be deformed, and it is easy to detach from the clamping block or be displaced, which may affect the firmness of the fixation of the interventional radiology catheter;

[0018] 2. The utility model realizes the function of rotating the knob to drive the damping shaft to rotate, thereby driving the bevel gear 1 and the bevel gear 2 to rotate, and then driving the two sliders 1 to move left and right, and then driving the two connecting sleeves and the two groups of limiting balls to move left and right, and adjusting the spacing between the two groups of limiting balls to facilitate the clamping of interventional radiology catheters of different diameters. This solves the problem that the fixing device in the comparative patent only uses a clamping block to clamp the interventional radiology catheter when fixing the interventional radiology catheter, and the interventional radiology catheter is relatively soft. When the general clamping block clamps it, the interventional radiology catheter will be deformed and easily detached from the clamping block or displaced, which may affect the firmness of the fixation of the interventional radiology catheter. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0020] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0021] Figure 2 This is a schematic diagram of the structure of the reinforcement component of the utility model;

[0022] Figure 3 It is a schematic diagram of the local structure of the reinforcement component of the utility model;

[0023] Figure 4 This is a schematic diagram of the lifting assembly structure of the utility model;

[0024] Figure 5 This is a schematic diagram of the structure of the winding assembly of the utility model.

[0025] In the figure: 1. fixing sleeve; 2. reinforcement assembly; 201. connecting block; 202. connecting column; 203. connecting rod; 204. limiting ball; 205. double-sided tape; 206. knob; 207. damping shaft; 208. bevel gear one; 209. bevel gear two; 210. screw rod one; 211. slider one; 212. connecting sleeve; 213. guide rod one; 214. guide block one; 3. lifting assembly; 301. lifting seat; 302. slide groove; 303. hand wheel; 304. screw rod two; 305. slider two; 306. moving block; 307. guide rod two; 308. guide block two; 4. winding assembly; 401. connecting plate; 402. damping shaft; 403. winding plate; 404. winding wheel. DETAILED DESCRIPTION

[0026] 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.

[0027] The following is combined with Figure 1-5 To further explain this application in detail,

[0028] The present application embodiment discloses an interventional radiology catheter fixing device. Figure 1-Figure 5, an interventional radiology catheter fixing device, comprising a fixing sleeve 1; a reinforcement component 2 is connected to the outside of the fixing sleeve 1, a lifting component 3 is connected to the outside of the reinforcement component 2, and a winding component 4 is connected to the outside of the reinforcement component 2;

[0029] Reference Figure 1-Figure 3 The reinforcement component 2 includes a pair of connecting blocks 201, which are fixedly connected to the left and right ends of the fixed sleeve 1. The fixed sleeve 1 is internally movably connected with a pair of connecting columns 202. The opposite end surfaces of the pair of connecting columns 202 are fixedly connected with a plurality of connecting rods 203. The opposite end surfaces of the plurality of connecting rods 203 are fixedly connected with a limiting ball 204. The outer end of the limiting ball 204 is pasted with a double-sided tape 205.

[0030] By setting the reinforcement component 2 and adjusting the distance between the two groups of limiting balls 204, the limiting balls 204 can clamp the interventional radiology catheter, and the double-sided adhesive tape 205 attached to the outer end of the limiting balls 204 can be used to stick the limiting balls 204 and the interventional radiology catheter together, so that not only the interventional radiology catheter can be clamped, but also the interventional radiology catheter can be prevented from displacement or falling off due to factors such as gravity, thereby ensuring the firmness and stability of the clamping of the interventional radiology catheter, and the double-sided adhesive tape 205 can also be torn off and replaced with a new one, which is convenient for the next use.

[0031] Reference Figure 1-Figure 3 The upper ends of a pair of connecting blocks 201 are rotatably connected with knobs 206, the lower ends of a pair of knobs 206 are fixedly connected with damping shafts 207, the lower end of the damping shaft 207 is fixedly connected with bevel gear 1 208, the outer end of bevel gear 1 208 is meshingly connected with bevel gear 209, the outer end of bevel gear 209 is fixedly connected with screw rod 1 210, the outside of screw rod 1 210 is movably connected with slider 1 211, and slider 1 211 is adapted to screw rod 1 210.

[0032] By setting a knob 206 and rotating the knob 206, the damping shaft 207 is driven to rotate, thereby driving the bevel gear 1 208 and the bevel gear 2 209 to rotate, and then driving the two sliders 1 211 to move left and right, and then driving the two connecting sleeves 212 and the two groups of limiting balls 204 to move left and right, and adjusting the distance between the two groups of limiting balls 204 to facilitate clamping of interventional radiology catheters of different diameters.

[0033] Reference Figure 1-Figure 3 The outside of the slider 211 is fixedly connected with a connecting sleeve 212, the connecting sleeve 212 penetrates the connecting block 201 and the fixed sleeve 1 and is slidably connected with the connecting block 201 and the fixed sleeve 1, the end of the connecting sleeve 212 away from the slider 211 is fixedly connected with the connecting column 202, the inside of the connecting block 201 is fixedly connected with a guide rod 213, the outside of the guide rod 213 is slidably connected with a guide block 214, and the guide block 214 is fixedly connected with the slider 211.

[0034] By providing a guide block 214 and a guide rod 213, a guide function can be provided to the slide block 211.

[0035] Reference Figure 1 and Figure 5 The winding assembly 4 includes a connecting plate 401, the left end of the connecting plate 401 is fixedly connected to a damping shaft 402, the left end of the damping shaft 402 is rotatably connected to the right connecting block 201, the upper end of the connecting plate 401 is fixedly connected to a winding plate 403, and the left end of the winding plate 403 is fixedly connected to a plurality of winding wheels 404.

[0036] The damping shaft 402 is provided to facilitate adjustment of the angle of the fixing sleeve 1, and to facilitate adjustment of the angle of the interventional radiology catheter. The winding wheel 404 is provided to store the interventional radiology catheter. The staggered winding wheels 404 allow the interventional radiology catheter to be suspended outside the winding wheel 404 instead of being wound in multiple circles.

[0037] Reference Figure 1 and Figure 4 The lifting assembly 3 includes a lifting seat 301, a slide groove 302 is opened at the left end of the lifting seat 301, the upper end of the lifting seat 301 is fixedly and rotatably connected to a hand wheel 303, the lower end of the hand wheel 303 is fixedly connected to a screw rod 304, the screw rod 304 is rotatably connected to the lifting seat 301, the outer part of the screw rod 304 is movably connected to a slider 305, and the slider 305 is adapted to the screw rod 304.

[0038] Reference Figure 1 and Figure 4 The left end of the slider 2 305 is fixedly connected with a moving block 306 , the moving block 306 passes through the slide groove 302 and is slidably connected to the slide groove 302 , and the moving block 306 is fixedly connected to the connecting plate 401 .

[0039] Reference Figure 1 and Figure 4 The interior of the lifting seat 301 is fixedly connected with a guide rod 307 , the exterior of the guide rod 307 is slidably connected with a guide block 308 , and the guide block 308 is fixedly connected with the slider 305 .

[0040] By setting the lifting component 3, rotating the hand wheel 303, the second screw rod 304 is driven to rotate, thereby driving the second slider 305 and the moving block 306 as well as the second guide block 308, the connecting plate 401, and the fixed sleeve 1 to rise and fall, and adjusting the height of the fixed sleeve 1, so as to facilitate the adjustment of the height of the interventional radiology catheter.

[0041] Working principle: insert the interventional radiology catheter through the fixing sleeve 1, then turn the knob 206 to drive the damping shaft 207 to rotate, thereby driving the bevel gear 1 208 and the bevel gear 2 209 to rotate, and then driving the two sliders 1 211 to move left and right, and then driving the two connecting sleeves 212 and the two groups of limiting balls 204 to move left and right, and adjusting the spacing between the two groups of limiting balls 204 to facilitate clamping of interventional radiology catheters of different diameters, and using the double-sided adhesive 205 attached to the outer end of the limiting ball 204 to stick the limiting ball 204 and the interventional radiology catheter together, so that not only the interventional radiology catheter can be clamped, but also the interventional radiology catheter can be prevented from displacement or falling off due to factors such as gravity;

[0042] The hand wheel 303 is rotated to drive the second screw rod 304 to rotate, thereby driving the second slider 305 and the moving block 306 as well as the second guide block 308, the connecting plate 401, and the fixed sleeve 1 to rise and fall, and adjust the height of the fixed sleeve 1, so as to facilitate the adjustment of the height of the interventional radiology catheter.

[0043] The above shows and describes the basic principle, 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, and the above embodiments and descriptions are only for explaining the principle of the utility model. Without departing from the spirit and scope of the utility model, the utility model may have various changes and improvements, and these changes and improvements fall within the scope of the utility model to be protected.

Claims

1. An interventional radiology catheter fixing device, characterized in that: It comprises a fixing sleeve (1); the fixing sleeve (1) is externally connected to a reinforcement component (2), the reinforcement component (2) is externally connected to a lifting component (3), and the reinforcement component (2) is externally connected to a winding component (4); The reinforcement component (2) comprises a pair of connection blocks (201), the pair of connection blocks (201) are fixedly connected to the left and right ends of the fixing sleeve (1), the fixing sleeve (1) is internally movably connected with a pair of connection columns (202), the opposite end surfaces of the pair of connection columns (202) are fixedly connected with a plurality of connection rods (203), the opposite end surfaces of the plurality of connection rods (203) are fixedly connected with a limiting ball (204), and the outer end of the limiting ball (204) is adhered with a double-sided adhesive tape (205).

2. The interventional radiology catheter fixing device according to claim 1, characterized in that: The upper ends of a pair of connecting blocks (201) are rotatably connected to knobs (206), the lower ends of a pair of knobs (206) are fixedly connected to damping shafts (207), the lower ends of the damping shafts (207) are fixedly connected to bevel gear 1 (208), the outer ends of bevel gear 1 (208) are meshingly connected to bevel gear 2 (209), the outer ends of bevel gear 2 (209) are fixedly connected to screw rod 1 (210), the outer part of screw rod 1 (210) is movably connected to slider 1 (211), and the slider 1 (211) is adapted to screw rod 1 (210).

3. The interventional radiology catheter fixing device according to claim 2, characterized in that: The outside of the sliding block (211) is fixedly connected to a connecting sleeve (212); the connecting sleeve (212) penetrates the connecting block (201) and the fixing sleeve (1) and is slidably connected to the connecting block (201) and the fixing sleeve (1); one end of the connecting sleeve (212) away from the sliding block (211) is fixedly connected to the connecting column (202); the inside of the connecting block (201) is fixedly connected to a guide rod (213); the outside of the guide rod (213) is slidably connected to a guide block (214); and the guide block (214) is fixedly connected to the sliding block (211).

4. The interventional radiology catheter fixing device according to claim 1, characterized in that: The winding assembly (4) comprises a connecting plate (401), the left end of the connecting plate (401) is fixedly connected to a damping shaft (402), the left end of the damping shaft (402) is rotatably connected to the right connecting block (201), the upper end of the connecting plate (401) is fixedly connected to a winding plate (403), and the left end of the winding plate (403) is fixedly connected to a plurality of winding wheels (404).

5. The interventional radiology catheter fixing device according to claim 4, characterized in that: The lifting assembly (3) comprises a lifting seat (301), a sliding groove (302) is provided at the left end of the lifting seat (301), the upper end of the lifting seat (301) is fixedly and rotatably connected to a hand wheel (303), the lower end of the hand wheel (303) is fixedly connected to a second screw rod (304), the second screw rod (304) is rotatably connected to the lifting seat (301), the outer part of the second screw rod (304) is movably connected to a second slider (305), and the second slider (305) is adapted to the second screw rod (304).

6. The interventional radiology catheter fixing device according to claim 5, characterized in that: The left end of the second sliding block (305) is fixedly connected with a moving block (306), the moving block (306) passes through the sliding groove (302) and is slidably connected to the sliding groove (302), and the moving block (306) is fixedly connected to the connecting plate (401).

7. The interventional radiology catheter fixing device according to claim 6, characterized in that: The interior of the lifting seat (301) is fixedly connected with a second guide rod (307), the exterior of the second guide rod (307) is slidably connected with a second guide block (308), and the second guide block (308) is fixedly connected with a second slide block (305).

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