CN111407492B

CN111407492B - Calcaneus fracture operation reduction fixing device

Info

Publication number: CN111407492B
Application number: CN202010304877.5A
Authority: CN
Inventors: 齐秀春; 陈昕; 曹玉净; 王前进; 李浩亮; 李扬
Original assignee: Henan Hospital Traditional Chinese Medicine Second Affiliated Hospital of Henan University of Traditional Chinese Medicine TCM
Current assignee: Henan Hospital Traditional Chinese Medicine Second Affiliated Hospital of Henan University of Traditional Chinese Medicine TCM
Priority date: 2020-04-17
Filing date: 2020-04-17
Publication date: 2021-09-28
Anticipated expiration: 2040-04-17
Also published as: CN111407492A

Abstract

The invention relates to a calcaneus fracture operation reduction fixing device which comprises a heel shield and a binding band, wherein the heel shield is of a half-bag type structure wrapping the lower part and the right side of a heel, and two ends of the binding band are respectively connected with the front end and the rear end of the heel shield; at least one magnet is arranged on the heel protective cover; the inner side of the heel shield is provided with a cushion; the foot back pressing plate is arranged at the left end of the leg sleeve ring, and the left end of the foot back pressing plate is respectively provided with a sole fixing belt and a sole supporting ring; a heel support plate arranged at the right end of the leg sleeve is arranged on the leg sleeve, the upper end of the heel support plate is connected with the leg sleeve, and the lower end of the heel support plate bends leftwards and extends to the lower part of the heel; the invention independently fixes the calcaneus to prevent dislocation or accidental injury, can ensure the patient to stand and walk under the condition that the heel does not bear force directly, and simultaneously only needs to bind and fix the peripheral parts of the foot, thereby greatly improving the ventilation effect of the foot and effectively preventing skin discomfort symptoms.

Description

Calcaneus fracture operation reduction fixing device

Technical Field

The invention relates to a postoperative recovery device for fracture, in particular to a reduction and fixation device for calcaneus fracture operation.

Background

After fracture surgery, some reduction fixing means are usually adopted to assist recovery, but the calcaneus is special, no effective supporting point is arranged nearby for reduction and fixation, and a plurality of joints are arranged around the calcaneus, so that pain or secondary injury can be caused by carelessness; at present, the whole foot is completely placed in the gypsum board and tightly wrapped by the common fixing means, so that the normal ventilation of the skin is not facilitated, and secondary injuries such as red swelling or ulcer of the foot skin are easily caused.

Meanwhile, in order to avoid the hardening and atrophy of muscles and joints caused by long-term lying, the later-stage exercise rehabilitation training is indispensable, and because the calcaneus is the main stress part when walking and standing, great pain and potential danger can be caused to the patient during the calcaneus fracture rehabilitation training, and the direct stress of the calcaneus can be avoided as much as possible on the basis of ensuring the walking training of the patient.

Disclosure of Invention

Aiming at the situation, in order to make up for the technical defects in the prior art, the invention provides a calcaneus fracture operation reduction fixing device, which aims to solve the problems that the calcaneus is subjected to secondary injury of foot skin due to large-area wrapping when the calcaneus is subjected to reduction and fixation in the prior art, and the calcaneus cannot be effectively protected in the later rehabilitation training process.

The technical scheme for solving the problem is as follows: the heel protection device comprises a heel protection device and a stress transfer device, wherein the heel protection device comprises a heel shield and a binding belt, the heel shield is of a half-bag type structure wrapping the lower part and the right side of a heel, the binding belt is arranged above the heel shield, and two ends of the binding belt are respectively connected with the front end and the rear end of the heel shield; the heel protective cover is embedded with at least one magnet arranged below the heel, and the magnetic field of the magnet can increase the permeability of cell membranes at the heel part, dilate blood vessels, accelerate blood circulation and play a role in diminishing swelling and easing pain; the inner side of the heel shield is provided with a cushion; the stress transfer device comprises a leg sleeve ring, wherein the leg sleeve ring is provided with a instep pressing plate arranged at the left end of the leg sleeve ring, the left end of the instep pressing plate is respectively provided with a sole fixing band and a sole supporting ring surrounding the sole part, the sole fixing band is used for binding and fixing the sole, and the sole supporting ring is used for providing elastic support to ensure that the sole does not directly receive force; the shank lasso on have the heel backup pad of arranging the shank lasso right-hand member in, the upper end and the shank lasso of heel backup pad are connected, the lower extreme of heel backup pad is crooked left and is extended to the heel below, the crooked certain elasticity that forms of heel backup pad lower extreme can produce positive buffering effect when the atress, avoids the stress impact of indulging.

The heel bone fixing device independently fixes the heel bone to prevent dislocation or accidental injury, can ensure the standing and walking of a patient under the condition that the heel does not directly receive force, and cannot cause oppression to the heel in the standing and walking processes; the magnet on the heel shield can promote the blood circulation of the heel part, achieve the effects of detumescence and analgesia, and relieve the pain and the decoction of a patient; the invention only needs to bind and fix the heel, part of sole part, crus and ankle part without completely wrapping the whole foot, thereby greatly improving the ventilation effect of the foot and effectively preventing secondary injuries such as skin red swelling, pruritus or ulcer and the like.

Drawings

Fig. 1 is a front view of the present invention.

Fig. 2 is a cross-sectional view of the present invention.

Fig. 3 is a sectional view taken along line a-a of fig. 2 in accordance with the present invention.

Fig. 4 is an isometric view of the present invention.

Fig. 5 is a schematic perspective view of the present invention.

Reference numerals: 1-heel shield; 2, binding a belt; 3, a magnet; 4, cushion; 5, a leg ferrule; 501-front half ring; 502 — rear half-ring; 6-instep pressing plate; 7-sole fixing band; 8-sole support ring; 9-heel support plate; 10-ankle cover plate; 11-air bag; 12-an air inlet; 13-an elastic telescopic rod; 14-trachea; 15-air inlet through holes; 16-a one-way valve; 17-a magnetic sheet; 18-a snap ring; 19-non-slip mat.

Detailed Description

The following describes embodiments of the present invention in further detail with reference to the accompanying drawings.

As shown in fig. 1 to 5, the invention comprises a heel protection device and a stress transfer device, wherein the heel protection device comprises a heel shield 1 and a binding band 2, the heel shield 1 is of a half-bag type structure wrapping the lower part and the right side of a heel, the binding band 2 is arranged above the heel shield 1, and two ends of the binding band 2 are respectively connected with the front end and the rear end of the heel shield 1; at least one magnet 3 arranged below the heel is embedded in the heel shield 1, the permeability of a heel cell membrane can be increased under the action of a magnetic field of the magnet 3, blood vessels can be dilated, blood circulation is accelerated, and the effects of diminishing swelling and easing pain are achieved; the inner side of the heel shield 1 is provided with a cushion 4 for improving the wearing comfort and safety of the heel shield 1; the stress transfer device comprises a leg sleeve ring 5, a instep pressure plate 6 arranged at the left end of the leg sleeve ring 5 is arranged on the leg sleeve ring 5, a sole fixing band 7 and a sole supporting ring 8 surrounding the left section of the sole are respectively arranged at the left end of the instep pressure plate 6, the sole fixing band 7 is used for binding and fixing the sole, and the sole supporting ring 8 surrounds the periphery of the left section of the sole to provide elastic support for the sole so as to ensure that the sole does not directly receive stress when standing; shank lasso 5 on have and arrange heel backup pad 9 of shank lasso 5 right-hand members in, the upper end and the shank lasso 5 of heel backup pad 9 are connected, the lower extreme of heel backup pad 9 is crooked left and extend to the heel below, the crooked certain elasticity that forms of heel backup pad 9 lower extreme can produce positive buffering effect when the atress, avoids the stress impact of indulging.

When in use, the binding band 2 is wound around the instep and the two ends of the binding band are connected to the heel protective cover, or the binding band 2 is connected with the heel protective cover and then sleeved on the instep, so that the heel protective cover 1 is fixed at the heel, the leg loop 5 is tightly sleeved under the shank, the sole fixing band 7 is tightly tightened on the sole, the instep pressing plate 6 is attached to the instep, and meanwhile, the sole supporting ring 8 and the heel supporting plate 9 are ensured not to be contacted with the sole; when a patient lies in bed for rest, the current state of each part is kept, the ankle joint cannot rotate under the fixing action of the leg sleeve ring 5 and the instep pressing plate 6, and the pressure on the calcaneus when the patient moves the ankle joint accidentally is avoided; when the patient gets out of bed to take exercise or can't avoid under the unexpected circumstances and be forced to stand, sole support ring 8 and heel backup pad 9 at first contact ground, and transmit the pressure that ground transmitted to on the shank lasso 5, and then make patient shank department atress and the foot is unsettled, can avoid the foot to land the pressure that causes the calcaneus, simultaneously, the instep keeps laminating state with instep clamp plate 6, the ankle joint still can't rotate, and because heel protection device and stress transfer device's relative independence, pressure among the stress transfer device can not transmit to heel protection device, thereby the fixed reliability and the security of calcaneus have further been improved.

Furthermore, two front and back opposite ankle cover plates 10 arranged below the leg sleeve 5 are arranged on the leg sleeve 5, air bags 11 matched with ankle bones are fixedly connected to opposite surfaces of the two ankle cover plates 10 respectively, and air inlets 12 communicated with the air bags 11 are arranged on the ankle cover plates 10; when a patient stands, the ankle cover plates 10 can bear part of body weight to different degrees according to different internal pressures of the air bags 11 to relieve the burden of the lower legs; the combined action of the leg sleeve ring 5 and the ankle cover plate 10 can avoid discomfort or contusion caused by local stress, and in order to block the air inlet 12, a check valve can be arranged at the air inlet 12, so that the air in the air bag 11 cannot overflow outwards.

Further, heel backup pad 9 and shank lasso 5 be connected through the elasticity telescopic link 13 of vertical setting to buffer effect when further providing the atress improves the comfort level when standing.

Furthermore, the heel supporting plate 9 is connected with the leg collar 5 through a vertically arranged elastic telescopic rod 13, the elastic telescopic rod 13 is a pneumatic telescopic rod, and a cylinder of the elastic telescopic rod 13 is communicated with the two air inlets 12 through an air pipe 14; an air inlet through hole 15 is formed in the air cylinder of the elastic telescopic rod 13, the air cylinder is inflated through the air inlet through hole 15, the air bag 11 is filled through the air pipe 14, and the air inlet through hole 15 is blocked after the inflation is finished; when a patient stands to enable the heel supporting plate 9 to bear force, the elastic telescopic rod 13 retracts under the force to generate elastic buffering, meanwhile, air inside the air cylinder is compressed and then enters the air bag 11 through the air pipe 14, the pressure at the ankle bone is further improved, the ankle bone is more stable and reliable when bearing the weight of the body, the pressure is prevented from concentrating on the leg sleeve ring 5 at the position of the leg due to slipping, and discomfort or contusion of the leg is avoided; after the external force disappears, the elastic telescopic rod 13 is not stressed any more, the elastic telescopic rod 13 extends and resets under the action of the air bag 11 and the internal pressure of the air cylinder, the internal pressure of the air bag 11 is reduced at the moment, the pressure on the ankle bone is reduced immediately, and discomfort caused by unsmooth blood at the ankle bone due to long-time high pressure can be avoided.

Furthermore, the air inlet through hole 15 is connected with a check valve 16 which can only enter and exit, the check valve 16 is automatically opened during inflation, and the check valve 16 is automatically closed after inflation is finished and can prevent air in the cylinder from leaking out, so that the air inlet through hole 15 is automatically plugged.

Further, the crooked extension of heel backup pad 9 on have at least one magnetic sheet 17 of placing in the heel below, when correctly wearing the back, magnetic sheet 17 with magnet 3 corresponds from top to bottom, when heel backup pad 9 atress, magnetic sheet 17 with magnet 3 distance is close to and produces the magnetic repulsion force, because this repulsion force changes gradually along with the pressure change that changes heel backup pad 9 received apart from, consequently can make heel guard 1 cause the oppression power of gradual change to the calcaneus, can not make heel department atress suddenly under the unexpected circumstances to make the patient can in time adjust self gesture according to the oppression sense or the painful sense that calcaneus department experienced, finish training or the posture of standing in advance, in order to prevent to bring further essence influence to the calcaneus resets.

Furthermore, the front end and the rear end of the heel shield 1 are respectively provided with a retaining ring 18 which is arranged above the heel shield 1, and the two ends of the binding band 2 are connected to the heel shield 1 through the retaining rings 18.

Furthermore, the anti-slip pad 19 is arranged on the inner side of the leg sleeve ring 5, so that on one hand, the wearing reliability and safety of the leg sleeve ring 5 can be improved, the leg sleeve ring 5 is prevented from being displaced to cause support failure, on the other hand, the touch feeling and comfort degree during wearing can be improved, and the mechanical damage to legs can be avoided.

Furthermore, the leg collar 5 is composed of a front half ring 501 and a rear half ring 502 which are connected through a buckle or a flange, etc. so as to be convenient for wearing and dismantling, and the instep pressure plate 6 and the heel supporting plate 9 are respectively arranged on the front half ring 501.

Furthermore, the instep pressure plate 6 adopts a multi-section hinge type structure and is provided with a link shaft locking mechanism, so that the shape of the instep pressure plate 6 can be adaptively adjusted according to the instep of different patients, and a more fitting and comfortable fixing effect can be obtained; in order to improve the attaching effect of the instep pressing plate 6, a silica gel layer can be coated outside the instep pressing plate 6; the multi-segment hinge structure, the shaft locking mechanism and the soft packing method of the instep pressure plate 6 are widely available in the prior art, and are not described in detail in this specification.

The heel protection device is used for fixing the heel bone to prevent dislocation or accidental injury, the stress transfer device transfers external pressure to the shank and the ankle, so that a patient can still stand and walk under the condition that the heel is not directly stressed, and stress change on the stress transfer device can not act on the heel protection device in the standing and walking processes, so that the heel is prevented from being stressed when the patient stands or walks.

The magnet arranged on the heel protective cover can promote the blood circulation of the heel part, achieve the effects of detumescence and analgesia, and relieve the pain and the decoction of a patient; simultaneously, the magnetic sheet that sets up in the heel backup pad corresponds with above-mentioned magnet each other, can make the patient feel the pressure change of heel department directly perceivedly under the condition that does not bring violent oppression sense to judge the distance change between heel backup pad and the heel guard shield by this, so that in time make the adjustment to self gesture, prevent that the heel from receiving further pressure and injury.

The invention only needs to bind and fix the heel, part of sole part, crus and ankle part without completely wrapping the whole foot, thereby greatly improving the ventilation effect of the foot and effectively preventing secondary injuries such as skin red swelling, pruritus or ulcer and the like.

The invention is suitable for full-stage adjuvant therapy after calcaneal fracture surgery, particularly after the linkage of the air bag and the pneumatic telescopic rod is adopted, active adaptation can be carried out according to needs, so that the calcaneal bone is not stressed when a patient stands or walks, the supporting force at the ankle bone can be automatically enhanced according to pressure change, the stress at the crus and the ankle bone of the patient is dispersed, and secondary injuries such as tissue contusion and the like caused by overlarge local pressure are avoided; when a patient lies in bed, the calcaneus can be protected from dislocation and injury, and the gas in the air bag flows to the air cylinder to obviously reduce the pressure at the ankle bone, so that pain and discomfort caused by long-term extrusion on the ankle bone are avoided.

Claims

1. A calcaneus fracture operation resetting and fixing device comprises a heel protecting device and a stress transfer device, and is characterized in that the heel protecting device comprises a heel shield (1) and a binding belt (2), the heel shield (1) is of a semi-wrapping type structure wrapping the lower part and the right side of a heel, and two ends of the binding belt (2) are respectively connected with the front end and the rear end of the heel shield (1); the heel shield (1) is provided with at least one magnet (3); the inner side of the heel shield (1) is provided with a cushion (4); the stress transfer device comprises a leg ferrule (5), a instep pressing plate (6) arranged at the left end of the leg ferrule (5) is arranged on the leg ferrule (5), and a sole fixing band (7) and a sole supporting ring (8) are respectively arranged at the left end of the instep pressing plate (6); the utility model discloses a leg sleeve ring, including shank sleeve ring, heel backup pad (5), the upper end of heel backup pad (9) is connected with shank sleeve ring (5), the lower extreme of heel backup pad (9) is crooked left and is extended to the heel below on shank sleeve ring (5).

2. The reduction fixation device for calcaneal fracture surgery according to claim 1, wherein the leg loop (5) has two ankle cover plates (10) disposed at front and rear opposite sides under the leg loop (5), the two ankle cover plates (10) have air pockets (11) at opposite sides thereof, and the ankle cover plate (10) has air inlets (12) communicating with the air pockets (11).

3. The reduction fixation device for calcaneal fracture surgery according to claim 1, characterized in that the heel support plate (9) is connected with the leg collar (5) via a vertically arranged elastic telescopic rod (13).

4. The reduction and fixation device for the calcaneal fracture surgery according to claim 2 is characterized in that the heel support plate (9) is connected with the leg collar (5) through a vertically arranged elastic telescopic rod (13), the elastic telescopic rod (13) is a pneumatic telescopic rod, and a cylinder of the elastic telescopic rod (13) is communicated with the two air inlets (12) through air pipes (14); and an air inlet through hole (15) is formed in an air cylinder of the elastic telescopic rod (13).

5. The reduction fixation device for calcaneal fracture surgery according to claim 4, characterized in that a one-way valve (16) is connected to the air inlet through hole (15).

6. A surgical reduction fixation device for calcaneal fractures according to any one of claims 1 to 5, characterized by at least one magnetic sheet (17) on the heel support plate (9).

7. The reduction fixation device for calcaneal fracture operation according to any one of claims 1 to 5, wherein the heel shield (1) has front and rear ends respectively provided with a retaining ring (18) disposed above the heel shield (1), and the two ends of the binding band (2) are connected to the heel shield (1) through the retaining rings (18).

8. A calcaneal fracture reduction fixation device according to any one of claims 1 to 5, characterized in that the leg collar (5) has a non-slip pad (19) inside.

9. The reduction fixation device for calcaneal fracture surgery according to any one of claims 1 to 5, characterized in that the leg collar (5) is composed of a front half ring (501) and a rear half ring (502) which are connected, and the instep pressure plate (6) and the heel support plate (9) are respectively placed on the front half ring (501).