Limb fixator for interventional catheter chamber

By incorporating locking and protective components into the limb immobilizer, the problem of ineffective limb protection in existing technologies is solved, resulting in greater adaptability and comfort, and reducing the difficulty of catheter insertion.

CN223627611UActive Publication Date: 2025-12-05HEFEI NO 3 PEOPLES HOSPITAL
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Patent Information

Application Number
CN202422753132.3
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2024-11-12
Publication Date
2025-12-05
Estimated Expiration
2034-11-12

AI Technical Summary

Technical Problem

Existing limb immobilizers cannot effectively protect patients' limbs during interventional catheterization, leading to struggles during physiological pain and making catheter insertion difficult.

Method used

A limb immobilizer was designed, which adjusts the locking strength of the restraint by setting a locking component, and is equipped with protective components to enhance the protection of the patient's limb, including locking components, protective pads, elevating pads, and placement pillows, to ensure the patient's comfort and safety.

Benefits of technology

It improves the adaptability and comfort of limb immobilizers, enhances the positioning and protection of patients' limbs, and reduces the difficulty of catheter insertion caused by pain and struggle.

✦ Generated by Eureka AI based on patent content.

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Abstract

The utility model discloses a limb fixer for interventional catheter chamber, which comprises a base, a limb positioning plate is movably mounted at the upper part of the base, and a plurality of groups of binding belts are equidistantly arranged in the limb positioning plate in a penetrating manner; two locking assemblies are symmetrically installed on the surfaces of the two ends of each binding belt, and a protection assembly is placed on the upper surface of the limb positioning plate. According to the device, a patient is supported by controlling the height of a limb positioning plate, meanwhile, a binding belt is arranged to bind the patient upwards from the bottom of the limb positioning plate, the binding capacity for the patient can be better improved, the use position of a locking assembly can be adjusted according to different patients and different limbs, and the use effect is better. And protection on the limbs of the patient is adjusted through the arranged protection pad, the arranged heightening pad and the arranged placing pillow, and the supporting performance and comfort of the bound limbs of the patient can also be improved.
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Description

TECHNICAL FIELD

[0001] The utility model relates to medical auxiliary instrument technical field, concretely is a kind of for interventional catheter room's limb fixator. BACKGROUND

[0002] When treating patients by intervention catheter, long catheter is inserted into human body, and currently, body position fixing technology mainly includes body surface line drawing, vacuum pad, thermoplastic body film and foaming glue.

[0003] According to authorized announcement number CN 219050156 U, a limb fixator is disclosed, which is composed of a support assembly including a first clamping sleeve fixedly arranged at the left and right ends of the top of the bed body, a driving assembly fixedly arranged at the middle of the front end of the bed body, a linkage assembly connected to the left and right sides of the bed body and capable of synchronous rotation under the control of the driving assembly, and a clamping assembly slidably arranged in the linkage assembly and capable of limiting and fixing the limbs of a patient. The device controls the linkage assembly through the driving assembly, so that the clamping assembly is in a state of mutual coincidence with the patient's limbs. The clamping assembly then restrains and fixes the patient's limbs through the use of the clamping assembly. The convenient operation mode improves the progress of subsequent treatment of the patient. The device fixes the position of the clamping assembly and the patient's limbs in a state of mutual coincidence through the self-locking function of the driving assembly. The locking function of the device fixes the clamping force of the clamping assembly on the patient's limbs.

[0004] The above-mentioned patent cannot meet the protection of the patient's limbs during use, which makes it more difficult to insert the catheter during the catheter operation due to physiological pain and struggle. Therefore, there is a need for a limb fixator for interventional catheter room. UTILITY MODEL CONTENT

[0005] The utility model aims to provide a kind of for interventional catheter room's limb fixator, adjust the locking strength of restraint belt by the locking assembly set, and cooperate with protection assembly to improve the protection of the limbs of the patient being restrained, to solve the technical problem mentioned in background art.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical scheme: a kind of for interventional catheter room's limb fixator, including base, the base upper part movable installation has limb positioning plate, the inside of the limb positioning plate is equidistantly worn with several groups of restraint belt;

[0007] Two groups of locking assemblies are symmetrically installed on the surface of the two ends of each group of restraint belts, and a protection assembly is placed on the upper surface of the limb positioning plate.

[0008] The locking assembly includes a positioning block fitted on the surface of the restraint belt, and a rotating pressing plate is rotatably installed on the outside of the positioning block.

[0009] The protection assembly includes a protection pad mounted on the upper part of the limb positioning plate, a middle part of the upper surface of the protection pad movably mounted with a pad height pad, and a side of the upper surface of the protection pad movably mounted with a placement pillow.

[0010] Preferably, the top end of the base is provided with an extension seat, the limb positioning plate is boltedly mounted on the telescopic top end of the extension seat, and the limb positioning plate is relatively narrow on one side.

[0011] Preferably, the upper surface of the limb positioning plate is provided with first anti-skid convex points, a plurality of groups of limiting grooves are symmetrically formed on the left and right sides of the limb positioning plate, and each group of the binding belts passes through between the corresponding two groups of limiting grooves.

[0012] Preferably, the middle part of the binding belt is located on the upper surface of the limb positioning plate, and the two ends of the binding belt are located on the lower part of the limb positioning plate.

[0013] Preferably, the outer side of the positioning block is provided with a clamping groove, and two groups of tooth holes are symmetrically formed in the inner side of the clamping groove.

[0014] Preferably, the rotating pressing plate is rotatably connected with the positioning block, the two sides of the rotating pressing plate are rotatably attached to the inner wall of the clamping groove, two groups of the abutting bottom plates are symmetrically mounted on the side of the rotating pressing plate corresponding to the clamping groove, and the abutting bottom plates are mounted with the clamping teeth corresponding to the tooth holes on the surface of each group.

[0015] Preferably, one end of the binding belt passes through between the other end positioning block and the rotating pressing plate, and the clamping teeth are pressed into the inner part of the tooth hole.

[0016] Preferably, the bottom of the protection pad is provided with second anti-skid convex points, the protection pad is sewn with a positioning belt corresponding to the position of each group of the binding belts, and the binding belt passes through the inner part of the positioning belt.

[0017] Preferably, the upper surface of the protection pad is pressed with a placement groove, the pad height pad is placed corresponding to the position of the placement groove, the placement pillow is placed on the surface of the relatively narrow end of the protection pad, and the outer surfaces of the protection pad and the placement pillow are sleeved with a positioning belt.

[0018] Preferably, the inner part of the protection pad is provided with a honeycomb supporting inner pad, the inner part of the pad height pad is provided with a porous protection pad, and the inner part of the placement pillow is provided with a cross-reinforced supporting pad.

[0019] Compared with the prior art, the utility model has the advantages that:

[0020] The device as a whole realizes the support for the patient through the height control of the limb positioning plate, and the restraint belts arranged from the bottom of the limb positioning plate upwards can better improve the restraint ability for the patient, and can adjust the use position of the locking assembly according to different patients and different limbs, so that the restraint belts can better position the patient's limbs, and the protection of the patient's limbs is adjusted through the protection pad, the height-raising pad and the placement pillow, and the support and comfort of the patient's limbs after being restrained are also improved, and the convenience and safety of the limb fixation are greatly improved. BRIEF DESCRIPTION OF DRAWINGS

[0021] Figure 1 It is a structure schematic view of the utility model;

[0022] Figure 2 It is a split schematic view of the protection pad mounting structure of the utility model;

[0023] Figure 3 It is a split schematic view of the height-raising pad mounting structure of the utility model;

[0024] Figure 4 It is a whole schematic view of the limb positioning plate of the utility model;

[0025] Figure 5 It is a split schematic view of the rotating pressing plate mounting structure of the utility model;

[0026] Figure 6 It is a bottom structure schematic view of the protection pad of the utility model;

[0027] Figure 7 It is an internal structure schematic view of the protection pad of the utility model;

[0028] Figure 8 It is an internal schematic view of the height-raising pad of the utility model;

[0029] Figure 9 It is an internal structure schematic view of the placement pillow of the utility model.

[0030] In the drawing: 1, base; 2, extension seat; 3, limb positioning plate; 4, first anti-skid convex point; 5, limiting groove; 6, restraint belt; 7, positioning block; 8, tooth hole; 9, rotating pressing plate; 10, close-to-bottom plate; 11, clamping tooth; 12, protection pad; 13, second anti-skid convex point; 14, placement groove; 15, height-raising pad; 16, placement pillow; 17, positioning belt; 18, honeycomb support inner pad; 19, porous protection pad; 20, cross-reinforced support pad. DETAILED DESCRIPTION

[0031] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments of the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of the utility model.

[0032] The utility model provides: a kind of for interventional catheter room limb fixator, as shown in figure Figures 1-9 It includes base 1, the upper part of base 1 movably installs limb positioning plate 3, and several groups of restraint belts 6 are equidistantly worn in the inside of limb positioning plate 3;Two groups of locking assemblies are symmetrically installed on the surface of the both ends of each group of restraint belts 6, and protection assembly is placed on the upper surface of limb positioning plate 3;Locking assembly includes the positioning block 7 of sleeve connection on the surface of restraint belt 6, and rotating pressing plate 9 is rotatably installed on the outside of positioning block 7;Protection assembly includes the protection pad 12 installed on the upper part of limb positioning plate 3, and the height pad 15 is movably installed on the upper surface middle part of protection pad 12, and the placing pillow 16 is movably installed on the upper surface one side of protection pad 12.

[0033] As preferred, the top of base 1 is provided with extension base 2, and limb positioning plate 3 is boltedly installed on the telescopic top end of extension base 2, and the one side of limb positioning plate 3 is relatively narrow, and base 1 provides support for the device, so that the device can be used more balancedly, and the inside of the extension base 2 is provided with an electric push rod, which is a more common support structure, and the overall use height of limb positioning plate 3 can be ensured by the extension base 2 to adapt to the height of different patients, and the one side of limb positioning plate 3 is relatively wide and the other side is relatively narrow, which can better adapt to the size of limbs to improve the adaptability of the device.

[0034] Further, the upper surface of limb positioning plate 3 is provided with first anti-skid convex points 4, and a plurality of groups of limiting grooves 5 are symmetrically formed on the left and right sides of limb positioning plate 3, each group of restraint belts 6 passes between the corresponding two groups of limiting grooves 5, and the first anti-skid convex points 4 provided on the surface of limb positioning plate 3 can improve the anti-skid property of protection pad 12 during use, which can better ensure the comfort during use of the patient, and the limiting grooves 5 formed on the surface of limb positioning plate 3 limit the restraint belts 6, so that the restraint belts 6 can be located on the upper part of limb positioning plate 3 to further limit the protection pad 12 with the positioning belt on the lower part of protection pad 12.

[0035] Further, the middle part of restraint belt 6 is located on the upper surface of limb positioning plate 3, the both ends of restraint belt 6 are located on the lower part of limb positioning plate 3, the rear side of positioning block 7 is movably locked on the surface of restraint belt 6 by bolt, the positioning block 7 can be movably installed on the surface of restraint belt 6, and the bolt on the rear side of positioning block 7 can determine the use position of positioning block 7, thereby better connecting the two groups of restraint belts 6, so that the restraint belts 6 can more firmly bind the limbs of the patient.

[0036] It is worth mentioning that the positioning block 7 is provided with a clamping groove outside, and two groups of tooth holes 8 are symmetrically arranged inside the clamping groove. The clamping groove provided outside the positioning block 7 enables the rotating pressing plate 9 to extend into the clamping groove after rotation, so as to complete the clamping of the restraint belt 6 extending into the positioning block 7, and one end of the restraint belt 6 can extend out of the positioning block 7, so that the restraint belt 6 can better fit the patient's limbs to complete the positioning of the limbs.

[0037] Specifically, the rotating pressing plate 9 is rotationally connected with the positioning block 7, and the rotating pressing plate 9 is rotationally attached to the inner wall of the clamping groove on both sides. Two groups of the abutting bottom plates 10 are symmetrically arranged on one side of the clamping groove corresponding to the rotating pressing plate 9, and the abutting bottom plates 10 are provided with the clamping teeth 11 corresponding to the tooth holes 8 on the surface. The abutting bottom plates 10 and the clamping teeth 11 arranged on one side of the rotating pressing plate 9 are used to improve the pressing capacity of the restraint belt 6, so as to avoid the loosening of the restraint belt 6. Since the restraint belt 6 is pulled out from the inside of the positioning block 7, the restraint belt 6 cannot be pulled out when the rotating pressing plate 9 is in the clamping state.

[0038] In addition, one end of the restraint belt 6 passes between the other end of the positioning block 7 and the rotating pressing plate 9, and the clamping teeth 11 are pressed into the tooth holes 8. After the rotating pressing plate 9 is rotated into the positioning block 7, the restraint belt 6 is pressed by the abutting bottom plates 10 abutting the inner wall of the clamping groove, and the clamping teeth 11 arranged therein are inserted into the tooth holes 8, further improving the locking capacity of the restraint belt 6.

[0039] As a preferred, the second anti-skid convex point 13 is arranged at the bottom of the protection pad 12, and the positioning belt is sewn on the protection pad 12 corresponding to the position of each group of restraint belts 6. The restraint belt 6 passes through the inside of the positioning belt, and the second anti-skid convex point 13 at the bottom of the protection pad 12 cooperates with the first anti-skid convex point 4 to improve the anti-skid property of the protection pad 12, so as to avoid the sliding of the protection pad 12 caused by the struggle of the patient during the catheterization process.

[0040] Further, the placement groove 14 is pressed on the upper surface of the protection pad 12, the height pad 15 is placed corresponding to the position of the placement groove 14, and the placement pillow 16 is placed on the surface of the narrower end of the protection pad 12. The outer surface of the protection pad 12 and the placement pillow 16 is sleeved with the positioning belt 17. The placement groove 14 pressed on the surface of the protection pad 12 is used to limit the height pad 15, and the height pad 15 can be adjusted according to the specific use requirement to ensure the protection of the patient's limbs, and the placement pillow 16 arranged on the extension seat 2 can improve the restraint of the limbs.

[0041] In addition, the inside of the protection pad 12 is provided with a honeycomb support inner pad 18, the inside of the pad height pad 15 is provided with a porous protection pad 19, the inside of the placement pillow 16 is provided with a cross-reinforced support pad 20, the inside of the protection pad 12, the honeycomb support inner pad 18 provided in the protection pad 12, the porous protection pad 19 provided in the pad height pad 15 and the cross-reinforced support pad 20 provided in the placement pillow 16 can provide additional support to improve the comfort of the device.

[0042] Although the embodiments of the present application have been shown and described, it is to be understood that various changes, modifications, substitutions and alterations can be made to these embodiments without departing from the principles and spirit of the present application, the scope of which is defined by the appended claims and their equivalents.

Claims

1. A limb holder for an interventional catheter suite, characterized by: Including base (1), the upper part of the base (1) is movably installed with the limb positioning plate (3), and a plurality of sets of restraint belts (6) are equidistantly arranged inside the limb positioning plate (3); Two sets of locking assemblies are symmetrically installed on the surface of the two ends of each set of the restraint belts (6), and a protection assembly is placed on the upper surface of the limb positioning plate (3); The locking assembly comprises a positioning block (7) sleeved on the surface of the restraint belt (6), and a rotating pressing plate (9) is rotatably installed outside the positioning block (7); The protection assembly comprises a protection pad (12) installed on the upper part of the limb positioning plate (3), a cushion pad (15) movably installed on the upper surface of the protection pad (12), and a placement pillow (16) movably installed on one side of the upper surface of the protection pad (12).

2. A limb holder for an interventional catheter room according to claim 1, characterized in that: The base (1) is installed at the top end of the extension base (2), the limb positioning plate (3) is bolted and installed at the telescopic top end of the extension base (2), and the limb positioning plate (3) is relatively narrow on one side.

3. A limb holder for an interventional catheter room according to claim 2, characterized in that: A first anti-skid convex point (4) is arranged on the upper surface of the limb positioning plate (3), a plurality of sets of limiting grooves (5) are symmetrically formed on the left and right sides of the limb positioning plate (3), and each set of the restraint belts (6) passes through between the corresponding two sets of limiting grooves (5).

4. A limb holder for an interventional catheter room according to claim 3, characterized in that: The middle part of the restraint belt (6) is located on the upper surface of the limb positioning plate (3), the two ends of the restraint belt (6) are located on the lower part of the limb positioning plate (3), and the rear side of the positioning block (7) is movably locked on the surface of the restraint belt (6) through bolts.

5. A limb holder for an interventional catheter room according to claim 4, characterized in that: A clamping groove is formed on the outer side of the positioning block (7), and two sets of tooth holes (8) are symmetrically formed in the clamping groove.

6. A limb holder for an interventional catheter room according to claim 5, characterized in that: The rotating pressing plate (9) is rotatably connected with the positioning block (7), the rotating pressing plate (9) is rotatably attached to the inner wall of the clamping groove on both sides, two sets of abutting bottom plates (10) are symmetrically installed on one side of the clamping groove corresponding to the rotating pressing plate (9), and a biting tooth (11) is installed on the surface of each set of the abutting bottom plate (10) corresponding to the tooth hole (8).

7. A limb holder for an interventional catheter room according to claim 6, characterized in that: One end of the restraint belt (6) passes through between the other end positioning block (7) and the rotating pressing plate (9), and the biting tooth (11) is rotatably pressed into the tooth hole (8).

8. A limb holder for an interventional catheter room according to claim 7, characterized in that: A second anti-skid convex point (13) is arranged on the bottom of the protection pad (12), a positioning belt is sewn on the protection pad (12) corresponding to the position of each set of the restraint belt (6), and the restraint belt (6) passes through the inside of the positioning belt.

9. A limb holder for an interventional catheter room according to claim 8, characterized in that: A placement groove (14) is pressed on the upper surface of the protection pad (12), the cushion pad (15) is placed corresponding to the position of the placement groove (14), and the placement pillow (16) is placed on the surface of the relatively narrow end of the protection pad (12), and the outer surfaces of the protection pad (12) and the placement pillow (16) are sleeved with a positioning belt (17).

10. A limb holder for an interventional catheter room according to claim 9, characterized in that: A honeycomb support inner pad (18) is arranged in the protection pad (12), a porous protection pad (19) is arranged in the cushion pad (15), and a cross-shaped reinforced support pad (20) is arranged in the placement pillow (16).