CN220735483U - Calcaneus tuberosity traction apparatus - Google Patents

Abstract

The utility model discloses a calcaneal tuberosity traction device, which comprises a traction bow, wherein a traction needle group for calcaneus puncture traction is arranged at the opening end of the traction bow, and positioning assemblies for fixing feet of a patient are symmetrically arranged on the traction bow; the traction device has a simple structure and a reasonable design, realizes the positioning between the traction bow and the traction needle and the calcaneus of a patient under the support of the positioning block, ensures that the traction bow and the traction needle cannot move relative to the calcaneus of the patient, avoids the change of the direction of traction force of the patient in the traction treatment process, thereby influencing the treatment effect, also reduces the workload of nurses and the pain of the patient, simultaneously realizes the effect of separating the needle head from the traction rod after the bone puncture is finished, also avoids the inconvenience to the patient caused by too long exposure of the traction rod in the traction process, and improves the safety and convenience of the traction device in the actual use process.

Description

Calcaneus tuberosity traction apparatus

Technical Field

The utility model relates to the technical field of traction equipment, in particular to a calcaneus tuberosity traction device.

Background

Calcaneus traction is often a temporary traction reduction method for severe wounds such as fracture of lower limbs, such as tibiofibular fracture, diaphysis fracture, pelvic fracture, or dislocation of crotch bone, and the like, and the calcaneus traction can effectively maintain limb length, and the fracture can be reduced to a certain extent, so that pain of patients is reduced.

The prior art has the following defects:

at present, when the patient pulls the calcaneal tuberosity, the used or conventional traction device mainly comprises a traction bow, a bone traction needle and a counterweight mechanism at the rear end, a doctor can pass the bone traction needle through an affected part of the patient, the traction needle head is protected by an ampoule bottle, then the traction bow and the bone traction needle are connected, when the patient is connected, the calcaneal of the patient is in the middle position of the traction bow, the stressed direction of the calcaneal can be ensured, or friction between the affected part and the traction bow is avoided in the traction process, but when the patient is in the traction treatment process, the leg cannot avoid some movement, the traction needle can be caused to move in the calcaneal of the patient along with the increase of the moving times, and the traction bow is directly connected with the traction needle, so that the traction bow can also shift along with the traction needle, the traction needle direction is changed, the treatment of the patient is very adversely affected, generally, a nurse is generally arranged to frequently check and adjust the traction device of the patient, the work load of the patient is obviously increased, pain in the patient treatment process is also increased, and the ampoule bottle is protected, and the patient falls down easily or can not easily, and the current practical requirements of the patient can not be met, and the current requirements of the traction device can not be met, and the current requirements of the patient can not be met, and the patient can be pulled by the apparatus can be safely and the patient can be used.

Disclosure of Invention

The utility model aims to provide a calcaneus tuberosity traction device which solves the problems in the prior art.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the calcaneal tuberosity traction device comprises a traction bow, wherein a traction needle group for calcaneal puncture traction is arranged at the opening end of the traction bow, and positioning assemblies for fixing feet of a patient are symmetrically arranged on the traction bow;

the positioning assembly comprises:

the telescopic screw rods are symmetrically arranged in threaded holes on two sides of the traction bow, and a limiting disc is arranged at one end of each telescopic screw rod, which is positioned in the traction bow;

the positioning block is movably arranged at one end of the telescopic screw rod, the positioning block is rotatably connected with the limiting disc through a cavity, and the shape of the positioning block is matched with the shape of the root of the foot of a patient;

the limiting assembly is arranged at one end of the positioning block and used for preventing the telescopic screw from rotating after being positioned.

Preferably, the traction needle group comprises:

the upper clamping blocks are arranged on two sides of the opening end of the traction bow and are matched with grooves on the traction bow, and the lower ends of the upper clamping blocks are connected with lower clamping blocks through bolts;

the traction rod is movably arranged between the upper clamping block and the lower clamping block, and one end of the traction rod is connected with a needle head for puncturing.

Preferably, the limiting assembly comprises:

the limiting rod is arranged on the outer wall of one end of the positioning block and is vertically symmetrical by taking the telescopic screw rod as an axis;

the limiting pin penetrates through holes formed in one ends of the limiting rod and the telescopic screw rod, and a limiting nut is arranged at the lower end of the limiting pin.

Preferably, one end of the traction rod is in threaded connection with a screw rod at one end of the needle head through a threaded hole.

Preferably, the positioning block is provided with a plurality of ventilation holes for improving ventilation.

Preferably, one end of the telescopic screw, which is far away from the limiting disc, is provided with a rotary handle.

Preferably, one end of the traction bow, which is far away from the traction needle group, is provided with a plurality of connecting holes for being connected with the counterweight device.

Compared with the prior art, the utility model has the beneficial effects that:

according to the calcaneus tuberosity traction device, the positioning assembly is arranged and comprises the telescopic screw, the limiting disc, the positioning block and the limiting assembly, so that the traction bow, the traction needle and the calcaneus of a patient are positioned under the support of the positioning block, the traction bow, the traction needle and the calcaneus of the patient cannot move relatively, the direction of traction force of the patient is prevented from being changed in the traction treatment process, the treatment effect is affected, and the workload of nurses and the pain of the patient are also relieved;

this calcaneus tuberosity draw gear, through being provided with the traction needle group, the traction needle group is including last clamp splice, lower clamp splice, traction lever and syringe needle, realized accomplishing the effect with syringe needle and the separation of traction lever after the bone puncture is accomplished, replaced traditional protection mode with ampoule package syringe needle, thereby avoided appearing the ampoule from the syringe needle dropping to patient and nearby people injury in traction process, also avoided the traction process in the traction lever to expose too long inconvenience that causes the patient, improved draw gear's security and convenience in the in-service use.

Drawings

FIG. 1 is an overall top view of the present utility model;

FIG. 2 is a schematic view of a positioning assembly according to the present utility model;

FIG. 3 is an overall side view of the present utility model;

FIG. 4 is a schematic diagram of the operation of the present utility model;

FIG. 5 is an enlarged schematic view of FIG. 1 at A in accordance with the present utility model;

FIG. 6 is an enlarged schematic view of the internal structure at B in FIG. 2 according to the present utility model;

fig. 7 is an enlarged schematic view of fig. 2 at C in accordance with the present utility model.

In the figure: 1. traction bow; 2. a traction needle group; 201. an upper clamping block; 202. a lower clamping block; 203. a traction rod; 204. a needle; 3. a positioning assembly; 301. a telescopic screw; 302. a limiting disc; 303. a positioning block; 304. a limit component; 3041. a limit rod; 3042. a limiting pin; 3043. a limit nut; 4. ventilation holes; 5. the handle is rotated.

Description of the embodiments

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the apparatus or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.

In the description of this patent, it should be noted that, unless explicitly stated and limited otherwise, the terms "mounted," "connected," and "disposed" are to be construed broadly, and may be fixedly connected, disposed, or detachably connected, disposed, or integrally connected, disposed, for example. The specific meaning of the terms in this patent will be understood by those of ordinary skill in the art as the case may be.

Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature. In the description of the present utility model, the meaning of "a number" is two or more, unless explicitly defined otherwise.

Examples

Referring to fig. 1-7, the present utility model provides a calcaneus tuberosity traction apparatus technical scheme: the calcaneus tuberosity traction device comprises a traction bow 1, wherein a traction needle group 2 for calcaneus puncture traction is arranged at the opening end of the traction bow 1, and positioning assemblies 3 for fixing the feet of a patient are symmetrically arranged on the traction bow 1; the positioning component 3 comprises a telescopic screw 301, a positioning block 303 and a limiting component 304, wherein the telescopic screw 301 is symmetrically arranged in threaded holes on two sides of the traction bow 1, one end of the telescopic screw 301, which is positioned in the traction bow 1, is provided with a limiting disc 302, one end of the positioning block 303, which is rotationally connected with the telescopic screw 301, is rotationally connected with the limiting disc 302 through a cavity, the outer wall of the limiting disc 302 and the inner side wall of the cavity of the positioning block 303 are provided with balls and sliding grooves to reduce friction, the shape of the positioning block 303 is matched with the shape of the foot root of a patient, the joint part of the positioning block 303 and the foot root of the patient is covered with a silica gel pad for improving comfort, the limiting component 304 is arranged at one end of the positioning block 303 for preventing the telescopic screw 301 from rotating after positioning, when the positioning component 3 is required to be arranged after the calcaneal puncture of the patient, the traction bow 1 and the traction needle group 2 are connected in an aligned position, then opening the limiting component 304 to cancel the limitation of the telescopic screw rods 301 at the two sides of the traction bow 1, rotating the telescopic screw rods 301 clockwise, the telescopic screw rods 301 drive the positioning blocks 303 to move towards the foot direction of the patient until the inner sides of the positioning blocks 303 are slightly attached to the foot roots of the patient, positioning between the traction bow 1 and the traction rod 203 and the calcaneus of the patient can be completed, finally, the limiting component 304 is reconnected, the situation that the positioning blocks 303 are loosened due to rotation of the telescopic screw rods 301 in the use process is avoided, at the moment, the patient can start to be pulled, the positioning component 3 realizes the positioning between the traction bow 1 and the traction needle group 2 and the calcaneus of the patient under the support of the positioning blocks 303, so that the traction bow 1 and the traction needle group 2 cannot move relatively with the calcaneus of the patient, the direction of the traction force of the patient is avoided to be changed in the traction treatment process, and the treatment effect is affected, the workload of nurses and the pain of patients are also relieved.

The traction needle group 2 comprises an upper clamping block 201, a traction rod 203 and a needle 204, wherein the upper clamping block 201 is welded on two sides of the opening end of the traction bow 1 and is matched with a groove on the traction bow 1, the lower end of the upper clamping block 201 is connected with a lower clamping block 202 through bolts, the traction rod 203 is movably arranged between the upper clamping block 201 and the lower clamping block 202, one end of the needle 204 is connected with one end of the traction rod 203 through a threaded hole formed by a threaded rod, when a doctor needs to perform bone puncture, the traction rod 203 and the needle 204 are firstly ensured to be in a connection state, then the traction rod 203 and the needle 204 penetrate through the puncture positioning position of a calcaneus of a patient through a tool, the traction rod 203 is clamped by hands or the tool after the puncture is completed, the needle 204 is rotated anticlockwise, the needle 204 is taken down to be processed by medical waste, then the traction bow 1 is placed on the traction rod 203, the upper clamping block 201 is connected with the lower clamping block 202 through bolts, and the traction rod 203 and the traction bow 1 are positioned between the traction rod 203 and the traction rod through bolts, at the moment, the traction rod is completed through the traction needle group 2, the traction rod 203 and the traction rod is separated from the traction rod 203 through the threaded hole, and the needle group 204, when the doctor needs to perform bone puncture, the traction rod is separated from the traction rod 203, the traction rod is ensured, the needle 204 and the needle is prevented from being separated from the traction bottle, and the traction bottle from the patient.

The limiting component 304 comprises a limiting rod 3041 and a limiting pin 3042, the limiting rod 3041 is arranged on the outer wall of one end of the positioning block 303, the limiting pin 3042 is vertically symmetrical by taking the telescopic screw 301 as an axis, the limiting pin 3042 is installed in a hole of one end of the limiting rod 3041 and one end of the telescopic screw 301 in a penetrating mode, the lower end of the limiting pin 3042 is connected with a limiting nut 3043 through external threads, when the telescopic screw 301 needs to be rotated to adjust the positioning block 303, the limiting nut 3043 is firstly rotated and removed, then the limiting pin 3042 is removed, at the moment, the telescopic screw 301 loses constraint and can be rotated, after the positioning block 303 reaches a specified position, the limiting pin 3042 is inserted into the hole of one end of the limiting rod 3041 and one end of the telescopic screw 301 again, and is fixed by the limiting nut 3043, at the moment, the telescopic screw 301 is in a locked state, and cannot be easily rotated.

The locating piece 303 is provided with the plurality of ventilation holes 4 for improving ventilation, and because the duration of bone traction of a patient is long, the ventilation of the skin surface contact part is easily insufficient due to long-time coverage of the locating piece 303, the ventilation holes 4 can improve the ventilation of the locating piece 303, and the comfort of the patient is improved.

The telescopic screw 301 is kept away from the one end of limiting plate 302 and is installed rotatory handle 5, and rotatory handle 5 can make things convenient for medical personnel to rotate telescopic screw 301, improves the convenience of operation.

One end of the traction bow 1, which is far away from the traction needle group 2, is provided with a plurality of connecting holes which are used for being connected with hooks on the counterweight device, and the connecting holes are centrally arranged on the traction bow 1.

The working principle of the utility model is as follows:

when the calcaneal tuberosity traction device of the embodiment is used, if a doctor needs to carry out traction operation on the calcaneal tuberosity of a patient, the traction rod 203 and the needle 204 are firstly ensured to be in a connection state, then the traction rod 203 and the needle 204 penetrate through a puncture positioning position of the calcaneal of the patient through a tool, after the puncture is finished, the traction rod 203 is clamped by hands or the tool, the needle 204 is rotated anticlockwise, the needle 204 is taken down for medical waste treatment, then the traction bow 1 is placed on the traction rod 203, the upper clamping block 201 and the lower clamping block 202 are connected through bolts, positioning between the traction rod 203 and the traction bow 1 is finished, traction puncture and preliminary positioning of the calcaneal tuberosity are finished, then the limit nut 3043 is firstly rotated and then the limit pin 3042 is removed, at the moment, the telescopic screw 301 loses constraint and can be rotated, the telescopic screw 301 is rotated clockwise, the positioning block 303 is driven to move towards the foot direction of the patient until the inner side of the positioning block 303 is slightly attached to the foot root of the patient, positioning between the traction rod 203 and the calcaneal of the patient can be finished, and finally the limit pin 3042 is inserted into the limit rod 3041 and the foot part of the patient, and the limit nut 3043 is fixed in the position by the limit nut 3043 at the moment, and the rotation of the limit nut is prevented from being rotated by the limit screw 301; the traction device is simple in structure and reasonable in design, the traction bow 1 and the traction needle group 2 are positioned with the calcaneus of a patient under the support of the positioning block 303 through the positioning component 3, so that the traction bow 1 and the traction needle group 2 cannot move relative to the calcaneus of the patient, the direction of traction force of the patient is prevented from being changed in the traction treatment process, the treatment effect is affected, the workload of nurses and the pain of the patient are also reduced, meanwhile, the effect of separating the needle 204 from the traction rod 203 after bone puncture is finished is realized through the traction needle group 2, the traditional protection mode of wrapping the needle 204 by ampoule bottles is replaced, the damage to the patient and nearby people caused by the ampoule bottles falling from the needle 204 in the traction process is avoided, the inconvenience to the patient caused by the fact that the traction rod 203 is too long in the traction process is avoided, and the safety and convenience of the traction device in the practical use process are improved.

The foregoing has shown and described the basic principles, principal features and advantages of the utility model. It will be understood by those skilled in the art that the present utility model is not limited to the above-described embodiments, and that the above-described embodiments and descriptions are only preferred embodiments of the present utility model, and are not intended to limit the utility model, and that various changes and modifications may be made therein without departing from the spirit and scope of the utility model as claimed. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims (7)

1. Calcaneus tuberosity traction apparatus, including traction bow (1), its characterized in that: the open end of the traction bow (1) is provided with a traction needle group (2) for calcaneus puncture traction, and the traction bow (1) is symmetrically provided with positioning assemblies (3) for fixing feet of a patient;

the positioning assembly (3) comprises:

the telescopic screw rods (301) are symmetrically arranged in threaded holes in two sides of the traction bow (1), and a limiting disc (302) is arranged at one end of the telescopic screw rods (301) positioned in the traction bow (1);

the positioning block (303) is movably arranged at one end of the telescopic screw rod (301), the positioning block (303) is rotationally connected with the limiting disc (302) through a cavity, and the shape of the positioning block (303) is matched with the shape of the root of the foot of a patient;

the limiting assembly (304), limiting assembly (304) is arranged at one end of the locating block (303) and used for preventing the telescopic screw (301) from rotating after being located.

2. The calcaneus tuberosity traction apparatus of claim 1 wherein: the traction needle group (2) comprises:

the upper clamping blocks (201) are arranged on two sides of the opening end of the traction bow (1) and are matched with grooves on the traction bow (1), and the lower ends of the upper clamping blocks (201) are connected with lower clamping blocks (202) through bolts;

the traction rod (203), the traction rod (203) is movably arranged between the upper clamping block (201) and the lower clamping block (202), and one end of the traction rod (203) is connected with a needle head (204) for puncturing.

3. The calcaneus tuberosity traction apparatus of claim 1 wherein: the limiting assembly (304) comprises:

the limiting rod (3041) is arranged on the outer wall of one end of the positioning block (303), and is vertically symmetrical by taking the telescopic screw rod (301) as an axis;

the limiting pin (3042), the limiting pin (3042) runs through the hole of setting in gag lever post (3041) and telescopic screw (301) one end, the lower extreme of limiting pin (3042) is provided with limit nut (3043).

4. The calcaneus tuberosity traction apparatus of claim 2 wherein: one end of the traction rod (203) is in threaded connection with a screw rod at one end of the needle head (204) through a threaded hole.

5. The calcaneus tuberosity traction apparatus of claim 1 wherein: the positioning block (303) is provided with a plurality of ventilation holes (4) for improving ventilation.

6. The calcaneus tuberosity traction apparatus of claim 1 wherein: one end of the telescopic screw rod (301) far away from the limiting disc (302) is provided with a rotary handle (5).

7. The calcaneus tuberosity traction apparatus of claim 1 wherein: one end of the traction bow (1) far away from the traction needle group (2) is provided with a plurality of connecting holes for being connected with the counterweight device.