CN218419948U

CN218419948U - Compression hemostasis fixer for pre-hospital first aid

Info

Publication number: CN218419948U
Application number: CN202122695318.4U
Authority: CN
Inventors: 慕月姣; 韩国杰
Original assignee: First Affiliated Hospital of Zhengzhou University
Current assignee: First Affiliated Hospital of Zhengzhou University
Priority date: 2021-11-05
Filing date: 2021-11-05
Publication date: 2023-02-03
Anticipated expiration: 2031-11-05

Abstract

The utility model discloses a pre-hospital first aid compression hemostasis fixer, which comprises a fixed plate and a fixed belt, wherein the fixed plate is made of elastic materials capable of bending deformation, two groups of guide wheel sets are symmetrically arranged at two ends of the fixed plate, a position, close to the center, on the upper surface of the fixed plate is connected with a fixed belt wheel disc, two ends of the fixed belt are respectively fixed on the fixed belt wheel disc after passing through the guide wheel sets at the two ends of the fixed plate, the fixed belt wheel disc is rotationally connected with the fixed plate through a rotating shaft, the front end of the rotating shaft is connected with a rotating handle, and an automatic locking mechanism is arranged between the rotating shaft and the fixed plate; this pre-hospital first aid hemostasis by compression fixer can tighten up the fixed band from both ends direction to fix the fixer on human arm, convenient operation and labour saving and time saving, the oppression power size is even relatively, fixed and hemostasis is effectual, use comfort is high.

Description

Compression hemostasis fixer for pre-hospital first aid

Technical Field

The utility model belongs to the technical field of medical emergency equipment, concretely relates to pre-hospital first aid hemostasis by compression fixer.

Background

For pre-hospital emergency traumatic hemorrhage, the prior art generally adopts methods such as manual pressing and then pressure bandaging by using a gauze roll or using an elastic bandage, and the like, and the method has high labor intensity for medical staff, the pressing force cannot be kept continuous and uniform, the hemostatic effect is poor, the use is inconvenient, and the emergency use requirements cannot be met in many occasions; therefore, it is necessary to provide a compression hemostasis fixator for pre-hospital first aid, which has relatively uniform compression force, good hemostasis effect, time and labor saving and convenient operation.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a pre-hospital first aid hemostasis by compression fixer to prior art's weak point to reach the purpose that improves fluffy pole processingquality and work efficiency.

The purpose of the utility model is realized like this: the utility model provides a pre-hospital first aid hemostasis by compression fixer, includes fixed plate and fixed band, the fixed plate adopts flexible deformation's elastic material to make, the both ends symmetry of fixed plate install two sets of direction wheelsets, the upper surface of fixed plate is close to the position department at center and is connected with the fixed band rim plate, the both ends of fixed band are fixed on the fixed band rim plate around the direction wheelset after at fixed plate both ends respectively, the fixed band rim plate is through swivelling joint between pivot and the fixed plate, the front end of pivot is connected with the twist grip, be provided with automatic locking mechanism between pivot and the fixed plate.

Furthermore, the guide wheel group includes outer end wheel, inner end wheel and sets up the intermediate wheel between outer end wheel and inner end wheel, outer end wheel, intermediate wheel and inner end wheel respectively with the fixed plate between swivelling joint, the fixed band is around out from the top of inner end wheel after the below of at least one intermediate wheel after passing around from the top of outer end wheel for the outer end downwarping that the fixed band can drive the fixed plate contacts with people's limbs.

Furthermore, the lowest point positions of the side surfaces of the outer end wheel, the middle wheel and the inner end wheel are not lower than the lower surface of the fixing plate, so that the outer end wheel, the middle wheel and the inner end wheel are prevented from contacting with a human body, and the compression of the fixing plate on the human body is influenced, and the hemostasis effect is further influenced.

Furthermore, the outside of outer end wheel is provided with spacing wheel, guarantees tightening up smoothly and emitting of fixed band.

Further, automatic locking mechanism is including fixing the ratchet and the pawl of card setting on the teeth of a cogwheel of ratchet that are close to tip position department in the pivot, the one end of keeping away from the ratchet on the pawl is passed through the articulated shaft and is connected on the hinge seat of fixed plate upper surface, be connected with the torsional spring between pawl and the hinge seat, be connected with unlocking mechanism on the pawl, can tighten up the in-process of fixed band and carry out automatic locking to the fixed band rim plate at the fixed band rim plate through the one-way chucking effect of pawl to the ratchet, guarantee the hemostasis by compression effect.

Further, the release mechanism is including fixing at the guiding axle of articulated shaft outer end, the gliding locking sleeve pipe of connection in the guiding axle outside around, locking sheathed tube outer end is connected with the unblock handle, the cross sectional shape of locking sheathed tube lateral surface is regular polygon structure, be provided with the identical locking hole of cross sectional shape with locking sheathed tube lateral surface on the lateral surface of a hinged support, when needs are fixed the fixer on human arm or take off the fixer from human arm, can carry out the counter-rotation to the pawl and make its expansion end keep away from the ratchet and fix it to relieve the automatic locking of pawl to the ratchet through the release mechanism.

Furthermore, elastic protective pads are arranged on the lower surface of the fixing plate and the upper surface of the fixing belt respectively, so that the use comfort of a patient is improved.

Furthermore, a supporting guide wheel is arranged between the wheel disc of the upper surface fixing belt of the fixing plate and the guide wheel set, so that direct contact between the fixing belt and the fixing plate is reduced, and friction is reduced.

The utility model has the advantages that:

1. the fixing device can tighten the fixing belt from the directions of two ends by rotating the fixing belt wheel disc, thereby fixing the fixer on the arm of a human body, and the operation is convenient, and the time and the labor are saved;

2. the utility model discloses tighten up the fixed band in step from the both ends direction of fixed band, the fixed plate can take place bending deformation along with human limbs shape at this in-process, produces the oppression to bleeding point near by fixed band and fixed plate to reach hemostatic effect, the oppression power size is even relatively, fixed and hemostatic effectual, use comfort is high.

Drawings

Fig. 1 is a schematic view of a compression hemostasis fixator for pre-hospital emergency treatment according to the present invention.

Fig. 2 is a schematic view of the rear view structure of the automatic locking mechanism in the compression hemostasis fixator for pre-hospital emergency treatment of the present invention.

Fig. 3 is a schematic side view of the unlocking mechanism in the compression hemostasis fixator for pre-hospital emergency treatment according to the present invention.

In the figure: 1. the device comprises a fixing plate 2, a fixing belt 3, a fixing belt wheel disc 4, a rotating handle 5, an outer end wheel 6, a middle wheel 7, an inner end wheel 8, a limiting wheel 9, an elastic protection pad 10, a supporting guide wheel 11, a rotating shaft 12, a ratchet wheel 13, a pawl 14, a hinge shaft 15, a hinge support base 16, a torsion spring 17, a guide shaft 18, a locking sleeve 19, an unlocking handle 20 and a locking hole.

Detailed Description

The present invention will be further described with reference to the accompanying drawings.

In the description of the present invention, it should be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Example 1

As shown in fig. 1-3, a compression hemostasis fixator for pre-hospital first aid comprises a fixing plate 1 and a fixing band 2, wherein, in use, a limb of a person is stretched between the fixing plate 1 and the fixing band 2, the fixing plate 1 is made of an elastic material with bendable deformation, two sets of guide wheel sets are symmetrically installed at two ends of the fixing plate 1, a fixing band wheel disc 3 is connected to a position, close to the center, of the upper surface of the fixing plate, two ends of the fixing band 2 are respectively fixed on the fixing band wheel disc 3 after being wound around the guide wheel sets at two ends of the fixing plate 1, the fixing band wheel disc 3 is rotatably connected with the fixing plate 1 through a rotating shaft 11, the front end of the rotating shaft 11 is connected with a rotating handle 4, the rotating handle 4 is manually rotated to gradually tighten up two ends of the fixing band 2 on the fixing band wheel disc 3, in the process, the fixing plate 1 gradually takes place bending deformation along with the shape of the person, so that the fixator is fixed near a bleeding point of the person through the fixing plate 1 and the fixing band 2, an automatic locking mechanism is arranged between the rotating shaft 11 and the fixing plate 1, the fixing band 2 can fix the fixing band 3 on the fixing band 2 through the fixing band, so that the fixing band 2, the fixing band 2 can continuously and the fixing band can be conveniently, thereby achieving the wound compression hemostasis, and the wound-saving labor, and the wound-saving, and the labor of the wound-saving of the medical care.

Example 2

As shown in fig. 1-3, a compression hemostasis fixator for pre-hospital first aid comprises a fixing plate 1 and a fixing strap 2, when in use, a limb of a person is inserted between the fixing plate 1 and the fixing strap 2, the fixing plate 1 is made of an elastic material capable of bending deformation, two sets of guide wheel sets are symmetrically installed at two ends of the fixing plate 1, each guide wheel set comprises an outer end wheel 5, an inner end wheel 7 and a middle wheel 6 arranged between the outer end wheel 5 and the inner end wheel 7, the outer end wheel 5, the middle wheel 6 and the inner end wheel 7 are respectively connected with the fixing plate 1 in a rotating manner, a fixing strap wheel disc 3 is connected to a position, close to the center, on the upper surface of the fixing plate 1, two ends of the fixing strap 2 respectively pass through the lower part of at least one middle wheel 6 after passing through the upper part of the outer end wheel 5, then the fixing strap 2 is wound out from the upper part of the inner end wheel 7 and fixed on the fixing strap wheel disc 3, the fixing strap wheel disc 3 is connected with the fixing plate 1 in a rotating manner through a rotating shaft 11, a rotating handle 4 is connected to the front end of the rotating shaft 11, two ends of the fixing strap 2 are gradually tightened on the fixing strap wheel disc 3, and the fixing strap wheel 2, and the surface of the fixing strap 1 presses the lower surface of the fixing strap 1 through the fixing strap wheel 1; the lowest point positions of the side surfaces of the outer end wheel 5, the middle wheel 6 and the inner end wheel 7 are not lower than the lower surface of the fixing plate 1, so that the fitting degree of the lower surface of the fixing plate 1 and a human body is ensured, and the compression hemostasis effect of the fixing plate 1 on the human body is ensured; the outer part of the outer end wheel 5 is provided with a limiting wheel 8 to provide a guide for the sliding of the fixing belt 2 between the limiting wheel 8 and the outer end wheel 5 to left and right, so that the loosened fixing belt 2 is prevented from shaking; an automatic locking mechanism is arranged between the rotating shaft 11 and the fixing plate 1, the automatic locking mechanism comprises a ratchet wheel 12 fixed on the rotating shaft 11 and close to the end part of the rotating shaft and a pawl 13 clamped on the gear teeth of the ratchet wheel 12, one end of the pawl 13 far away from the ratchet wheel is connected to a hinge seat 15 on the upper surface of the fixing plate 1 through a hinge shaft 14, a torsion spring 16 is connected between the pawl 13 and the hinge seat 15, the fixing belt wheel disc 3 can be automatically locked in the process of tightening the fixing belt by the pawl 13 on the ratchet wheel disc 3, the fixing belt 2 is prevented from being loosened by reverse rotation of the fixing belt wheel disc 3, and the compression hemostasis effect is ensured; the pawl 13 is connected with an unlocking mechanism, the unlocking mechanism comprises a guide shaft 17 fixed at the outer end of the hinge shaft 14 and a locking sleeve 18 connected to the outer part of the guide shaft 17 in a front-back sliding manner, the outer end of the locking sleeve 18 is connected with an unlocking handle 19, the cross section of the outer side surface of the locking sleeve 18 is in a regular polygon structure, a locking hole 20 matched with the cross section of the outer side surface of the locking sleeve 18 is formed in the outer side surface of the hinge support 15, when the fixator needs to be fixed on a limb of a human body or taken down from the limb of the human body, the pawl 13 is reversely rotated by the unlocking handle 19 to enable the movable end of the pawl 13 to be far away from the ratchet wheel 12, then the locking sleeve 18 is pushed towards the hinge support 15 to enable the locking sleeve 18 to be clamped in the locking hole 20, the locking hole 20 limits the rotation of the locking sleeve 18 and the hinge shaft 14, so as to fix the pawl 13, the automatic locking effect of the pawl 13 on the ratchet wheel 12 is released, and the fixing belt wheel disc 3 can freely rotate at this time; the fixer of the utility model does not need medical personnel to continuously press by hand in the process of hemostasis by compression near the bleeding point of the human body, thereby saving time and labor, having good fixing hemostasis effect and very convenient operation; the lower surface of the fixing plate 1 and the upper surface of the fixing belt 2 are respectively provided with an elastic protection pad 9, so that the use comfort of a patient is improved; a supporting guide wheel 10 is arranged between the wheel disc 3 of the upper surface fixing belt of the fixing plate 1 and the guide wheel set, so that direct contact between the fixing belt 2 and the fixing plate 1 is reduced, and friction is reduced.

Unless defined otherwise, technical or scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The use of the terms "a" or "an" and the like in the description and in the claims of this application do not necessarily denote a limitation of quantity. The word "comprising" or "comprises", and the like, means that the element or item preceding the word comprises the element or item listed after the word and its equivalent, but does not exclude other elements or items. The terms "connected" or "coupled" and the like are not restricted to physical or mechanical connections, but may include electrical connections, whether direct or indirect.

The exemplary embodiments of the present invention have been described in detail with reference to the preferred embodiments, however, it will be understood by those skilled in the art that various modifications and changes may be made to the specific embodiments without departing from the concept of the present invention, and various combinations of the technical features and structures of the present invention may be implemented without departing from the scope of the present invention.

Claims

1. The utility model provides a pre-hospital first aid hemostasis by compression fixer, includes fixed plate and fixed band, its characterized in that: the fixed plate adopts flexible deformation's elastic material to make, installing two sets of direction wheelsets of the both ends symmetry of fixed plate, the upper surface of fixed plate is close to the position department at center and is connected with the fixed band rim plate, the both ends of fixed band are respectively around the direction wheelset after-fixing at fixed plate both ends on the fixed band rim plate, the fixed band rim plate is through swivelling joint between pivot and the fixed plate, the front end of pivot is connected with the twist grip, be provided with automatic locking mechanism between pivot and the fixed plate.

2. The pre-hospital emergency compression hemostasis fixator of claim 1, wherein: the guide wheel set comprises an outer end wheel, an inner end wheel and a middle wheel arranged between the outer end wheel and the inner end wheel, the outer end wheel, the middle wheel and the inner end wheel are respectively connected with the fixed plate in a rotating mode, and the fixed belt winds out from the upper portion of the inner end wheel after passing through the upper portion of the outer end wheel and passing through the lower portion of at least one middle wheel.

3. The pre-hospital emergency compression hemostasis fixator of claim 2, wherein: the lowest point positions of the side surfaces of the outer end wheel, the middle wheel and the inner end wheel are not lower than the lower surface of the fixing plate.

4. The pre-hospital emergency compression hemostasis fixator of claim 2, wherein: and a limiting wheel is arranged outside the outer end wheel.

5. The pre-hospital emergency compression hemostasis fixator of claim 1, wherein: the automatic locking mechanism comprises a ratchet wheel fixed on the position, close to the end, of the rotating shaft and a pawl clamped on the gear teeth of the ratchet wheel, one end, far away from the ratchet wheel, of the pawl is connected to a hinge support on the upper surface of the fixing plate through a hinge shaft, a torsion spring is connected between the pawl and the hinge support, and an unlocking mechanism is connected to the pawl.

6. The pre-hospital rescue compression hemostasis fixator of claim 5, wherein: the unlocking mechanism comprises a guide shaft fixed at the outer end of the hinged shaft and a locking sleeve connected to the outer part of the guide shaft in a front-back sliding manner, the cross section of the outer side surface of the locking sleeve is of a regular polygon structure, and a locking hole matched with the cross section of the outer side surface of the locking sleeve is formed in the outer side surface of the hinged support.

7. The pre-hospital emergency compression hemostasis fixator of claim 1, wherein: elastic protection pads are arranged on the lower surface of the fixing plate and the upper surface of the fixing belt respectively.

8. The compression hemostasis fixator for pre-hospital emergency treatment as claimed in claim 1, wherein: and a supporting guide wheel is arranged between the upper surface fixing belt wheel disc of the fixing plate and the guide wheel set.