CN219480518U

CN219480518U - Fracture reduction fixer

Info

Publication number: CN219480518U
Application number: CN202320331012.7U
Authority: CN
Inventors: 蔡银燕; 李峰
Original assignee: Third People's Hospital Of Xiaoshan District Hangzhou
Current assignee: Third People's Hospital Of Xiaoshan District Hangzhou
Priority date: 2023-02-28
Filing date: 2023-02-28
Publication date: 2023-08-08
Anticipated expiration: 2033-02-28

Abstract

The utility model discloses a fracture reduction fixator which comprises an intermediate jacket and an outer jacket arranged at the front end and the rear end of the intermediate jacket, wherein the right ends of the outer jacket and the intermediate jacket are fixedly connected with magic adhesive hooks, one right end of the outer jacket is provided with two right ends of the intermediate jacket, the outer inflatable interlayer and the inner inflatable interlayer are arranged in the outer jacket and the intermediate jacket, the gaps between the fracture parts and the fracture parts can be filled by the outer inflatable interlayer and the inner inflatable interlayer in an inflatable manner, the clamping force can be controlled, the fracture reduction fixator can be further attached to the skin, the positions of broken bones can be adjusted by adjusting the air pressure in the five inner inflatable interlayers, and the positioning rings are arranged in the two positioning grooves at the connecting positions of the outer jacket and the intermediate jacket, so that the length of the fracture reduction fixator can be changed, and the fracture reduction fixator can be better adapted to the requirements of different fixing lengths.

Description

Fracture reduction fixer

Technical Field

The utility model belongs to the technical field of medical appliances, and particularly relates to a fracture reduction fixator.

Background

The fracture reduction fixator is a fixing device for fracture reduction, has fixing and reduction functions, reduces broken bones by pulling, pushing, pressing, rotating and other methods, clamps the reduction fixator at broken bones, fixes the reduced broken bones, simultaneously reduces the broken bones again while fixing, and can protect fracture parts, thus being a common orthopedic medical device.

But the inside cylindrical setting that is of current fracture reduction fixer, the skin of difficult laminating fracture position makes reduction fixer fixed not firm enough, takes place the position easily and moves, and can't control the clamping force to fracture position, is difficult to control the butt joint of broken bone at the in-process of pressing from both sides tightly.

Disclosure of Invention

The utility model aims to provide a fracture reduction fixator, which solves the problems that the fracture reduction fixator provided in the prior art has poor fitting degree, is not firm in fixation, is difficult to control clamping force and is difficult to control the connection of broken bones in the clamping process.

In order to achieve the above purpose, the present utility model provides the following technical solutions: a fracture reduction fixator comprising:

an intermediate jacket and outer jackets disposed at front and rear ends of the intermediate jacket;

the right ends of the outer jacket and the middle jacket are fixedly connected with magic adhesive hooks, one outer jacket is arranged at the right end of the outer jacket, and two middle jackets are arranged at the right end of the middle jacket;

the left ends of the outer jacket and the middle jacket are fixedly connected with magic viscose cloth, one outer jacket is arranged at the right end of the outer jacket, and two middle jackets are arranged at the right end of the middle jacket;

the middle jacket and the two outer jackets can reset and fix the fracture part by arranging the same number of outer jackets and the middle jacket at the lower side, and can be adhered and fixed by the magic hook and the magic cloth;

the inner part of the upper end of the outer jacket and the inner jacket is provided with an inflatable tube hole, the inner part of the lower end of the outer jacket is provided with an outer inflatable interlayer, the inner part of the lower end of the inner jacket is provided with an inner inflatable interlayer, and the centers of the upper ends of the outer inflatable interlayer and the inner inflatable interlayer are fixedly connected with a pump tube.

Preferably, the inner inflatable interlayer is provided with five layers, and the outer inflatable interlayer and the inner inflatable interlayer are both composed of an inner rubber air bag and an outer breathable cloth and are all arranged in a semicircular shape.

Preferably, the pump air pipe and the air inflation pipe holes are respectively provided with seven, the pump air pipes are in one-to-one correspondence with the air inflation pipe holes, and the seven pump air pipes are respectively positioned in the seven air inflation pipe holes.

Preferably, the inner wall of the lower side of the pump air pipe is fixedly connected with a sealing baffle ring, the upper end of the sealing baffle ring is provided with a sealing spring, the upper end of the sealing spring is provided with a rebound slip ring, the rebound slip ring is positioned inside the pump air pipe, the center of the lower end of the rebound slip ring is fixedly connected with a connecting rod, the lower end of the connecting rod is fixedly connected with a sealing head, and the sealing head is positioned inside the lower end of the pump air pipe.

Preferably, a plurality of air holes are formed in the rebound slip ring, the rebound slip ring can slide up and down in the pump air pipe together with the sealing head and the connecting rod, and the sealing head can slide into the outer inflatable interlayer from the inside of the pump air pipe.

Preferably, the cylindrical outer wall of the outer end of the sealing head can be tightly attached to the inner wall of the pump air pipe, the outer wall of the upper end of the sealing head can be tightly attached to the outer wall of the lower end of the sealing baffle ring, and the lower end of the pump air pipe can be completely blocked by the sealing baffle ring and the sealing head.

Preferably, the inner walls of the front end and the rear end of the outer jacket and the middle jacket are respectively provided with a positioning groove, and the positioning grooves are in annular arrangement.

Preferably, three external fixing holes are formed in the annular inner wall of the outer ring of the positioning groove, and the three external fixing holes are respectively located at the upper end, the left end and the right end of the positioning groove.

Preferably, a positioning ring is arranged between the outer jacket and the middle jacket, the front end and the rear end of the positioning ring are respectively positioned in two positioning grooves between the outer jacket and the middle jacket, six inner positioning holes are formed in the positioning ring, and the six inner positioning holes are in one-to-one correspondence with six outer fixing holes at the outer ends of the two positioning grooves.

Preferably, the outer jacket and the middle jacket can be positioned through the positioning ring and the positioning groove, and can be simultaneously screwed into the outer fixing hole and the inner positioning hole through the screw to fix the outer jacket and the middle jacket, and the front end and the rear end of the middle jacket can be lengthened through installing a plurality of outer jackets, and can be shortened through dismantling the outer jackets.

Compared with the prior art, the utility model provides a fracture reduction fixator, which has the following beneficial effects:

1. through set up outside and aerify the intermediate layer in outside presss from both sides the cover with the intermediate layer is inside, let fracture reduction fixer can be through the outside air-filled intermediate layer of pump trachea and the inside air-filled clearance that fills between reduction fixer and the fracture position of aerifing of intermediate layer, can control the clamping force of fracture position again, can make fracture reduction fixer can laminate the skin of fracture position more, the atress is more even, it is more firm to fix, can fix the intermediate layer in fracture position simultaneously, and adjust the position of broken bone through the inside atmospheric pressure of five internal air-filled intermediate layers, make reduction fixer can be more accurate dock the broken bone, make broken bone can be better recovered.

2. Through set up the constant head tank in outside jacket and middle jacket both ends inside to set up the holding ring in outside jacket and middle jacket two constant head tanks inside that are connected department, and fix through the screw spiral-in external fixation hole and interior locating hole, make the length of fracture reduction fixer can change through the quantity that both ends increase and reduce outside jacket around the middle jacket, make the fracture reduction fixer can be better adapt to the needs of different fixed lengths, use more nimble, changeable, the adaptability is stronger.

Drawings

Fig. 1 is a schematic perspective view of a fracture reduction fixator according to the present utility model.

Fig. 2 is a perspective view showing the combined state of two fracture reduction fixing devices according to the present utility model.

Fig. 3 is a schematic view of a three-dimensional exploded structure of the fracture reduction fixator of the present utility model.

Fig. 4 is an enlarged schematic view of the structure of fig. 1 a according to the present utility model.

Fig. 5 is a schematic perspective sectional structure of the pump air pipe and the outer inflatable interlayer of the utility model.

Fig. 6 is an enlarged schematic view of the structure of fig. 1B according to the present utility model.

In the figure: 1. an outer jacket; 2. an intermediate jacket; 3. a magic adhesive hook; 4. magic sticking cloth; 5. a pump air pipe; 6. an outer inflatable interlayer; 7. an inner inflatable interlayer; 8. the air charging pipe hole; 9. a sealing baffle ring; 10. a sealing head; 11. a seal spring; 12. a connecting rod; 13. a rebound slip ring; 14. a positioning ring; 15. an outer fixing hole; 16. a positioning groove; 17. and an inner positioning hole.

Detailed Description

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.

The present utility model provides a fracture reduction fixator as shown in fig. 1-6, comprising:

an intermediate jacket 2 and outer jackets 1 provided at both front and rear ends of the intermediate jacket 2;

the right ends of the outer jacket 1 and the middle jacket 2 are fixedly connected with magic adhesive hooks 3, one outer jacket 1 is arranged at the right end, and two middle jackets 2 are arranged at the right end;

the left ends of the outer jacket 1 and the middle jacket 2 are fixedly connected with magic viscose cloth 4, one outer jacket 1 is arranged at the right end, and two middle jackets 2 are arranged at the right end;

the middle jacket 2 and the two outer jackets 1 can reset and fix the fracture part by arranging the same number of outer jackets 1 and middle jackets 2 on the lower side, and can be adhered and fixed by the magic hook 3 and the magic cloth 4;

the inside of the upper ends of the outer jacket 1 and the middle jacket 2 are respectively provided with an inflatable tube hole 8, the inside of the lower end of the outer jacket 1 is provided with an outer inflatable interlayer 6, the inside of the lower end of the middle jacket 2 is provided with an inner inflatable interlayer 7, and the centers of the upper ends of the outer inflatable interlayer 6 and the inner inflatable interlayer 7 are respectively fixedly connected with a pump tube 5.

As shown in fig. 1-3, the broken bones of the patient are straightened and connected, the fracture part is wrapped and clamped by the reset positioners combined by the two outer jackets 1 and the middle jacket 2, the two reset positioners are adjusted to proper positions, after clamping, the magic adhesive hooks 3 of the reset fixer on one side are adhered to the outer ends of the magic adhesive cloths 4 of the reset positioners on the other side, so that the two reset positioners are fixed at the fracture part, after the reset positioners are fixed, the air pump is used for inflating the outer inflatable interlayer 6 and the inner inflatable interlayer 7, so that the reset positioners are tightly attached to the fracture part, and the position of the broken bones is adjusted by adjusting the air pressure of the inner inflatable interlayer 7, so that the butt joint of the broken bones is more accurate.

The outer inflatable interlayer 6 is inflated, the outer inflatable interlayer 6 is inflated and filled between the resetting locator and the skin, the outer inflatable interlayer 6 can be tightly attached to the skin, the fixation is firm, the pressure distribution of the outer inflatable interlayer 6 to the skin is uniform, and the wearing is comfortable.

In addition, through the adjustment to the inside atmospheric pressure of five interior inflatable sandwiches 7, can make the pressure of the interior inflatable sandwiches 7 of different positions to the different positions of broken bone different to make reset fixer can carry out position adjustment to broken bone again after pressing from both sides tightly, make and connect between the broken bone more accurate, can prevent to break the position of bone and change at the clamp reset fixer in-process, can make broken bone recovered effect better again.

As shown in fig. 3-5, the pump air pipe 5 is located inside the air pipe hole 8, and a gap is formed between the pump air pipe 5 and the air pipe hole 8, so that the pump air pipe 5 can be prevented from being hung on clothes, a pipe of an air pump can be inserted into the air pipe hole 8 and sleeved at the outer end of the pump air pipe 5, in the air inflation process, air with high air pressure is pushed down to the sealing head 10, the sealing head 10 slides into the outer air inflation interlayer 6 from the inside of the pump air pipe 5 and is separated from the sealing baffle ring 9, the lower port of the pump air pipe 5 is opened, air enters, the sealing head 10 drives the connecting rod 12 and the rebound slip ring 13 to slide downwards together in the downward sliding process, the sealing spring 11 is extruded, when the pump air is stopped, the connecting rod 12 and the rebound slip ring 13 drive the sealing head 10 to slide upwards under the rebound of the sealing spring 11, and the lower port of the pump air pipe 5 is plugged again.

When the internal pressure of the outer inflatable interlayer 6 and the internal inflatable interlayer 7 is large and needs to be adjusted downwards, a rod-shaped object is used for pressing down the rebound slip ring 13, so that the sealing head 10 leaves the lower port of the pump air pipe 5, the lower port of the pump air pipe 5 is opened, and the gas can be discharged.

Before the reduction fixator is used, as shown in fig. 1 and 6, according to the fixing length of the fracture part of a patient, the lengths of the reduction fixator are adjusted by installing different numbers of outer jackets 1 at the front end and the rear end of a middle jacket 2, positioning rings 14 are clamped in two positioning grooves 16 between the outer jackets 1 and the middle jacket 2, the outer jackets 1 and the middle jacket 2 are positioned, the positions between the outer jackets and the middle jacket 2 are limited, then screws are used for fixing the outer jackets 1 and the middle jacket 2 at the two ends of the positioning rings 14 in the inner fixing holes 15 and the inner fixing holes 17, so that the outer jackets 1 and the middle jacket 2 are assembled together, and if the lengths of the reduction fixator are required to be shortened, the outer jackets 1 at the two sides of the middle jacket 2 are removed, so that the lengths of the reduction fixator can be better adapted to the fixing lengths of the fracture part, and the application is stronger.

Finally, it should be noted that: the foregoing description is only illustrative of the preferred embodiments of the present utility model, and although the present utility model has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements or changes may be made without departing from the spirit and principles of the present utility model.

Claims

1. A fracture reduction fixator comprising:

an intermediate jacket (2) and outer jackets (1) arranged at the front and rear ends of the intermediate jacket (2);

the right ends of the outer jacket (1) and the middle jacket (2) are fixedly connected with magic adhesive hooks (3), one outer jacket (1) is arranged at the right end, and two middle jackets (2) are arranged at the right end;

the left ends of the outer jacket (1) and the middle jacket (2) are fixedly connected with magic viscose cloth (4), one outer jacket (1) is arranged at the right end, and two middle jackets (2) are arranged at the right end;

the middle jacket (2) and the two outer jackets (1) can reset and fix the fracture part by arranging the outer jackets (1) and the middle jacket (2) with the same number on the lower side, and can be adhered and fixed by the magic adhesive hooks (3) and the magic adhesive cloth (4);

the method is characterized in that:

the insides of the upper ends of the outer jacket (1) and the middle jacket (2) are respectively provided with an inflatable tube hole (8), the inside of the lower end of the outer jacket (1) is provided with an outer inflatable interlayer (6), the inner inflatable interlayer (7) is arranged in the lower end of the middle jacket (2), and the pump air pipes (5) are fixedly connected to the centers of the upper ends of the outer inflatable interlayer (6) and the inner inflatable interlayer (7).

2. A fracture reduction fixator as claimed in claim 1 wherein: the inner inflatable interlayer (7) is provided with five layers, and the outer inflatable interlayer (6) and the inner inflatable interlayer (7) are both composed of an inner rubber air bag and an outer breathable cloth and are all arranged in a semicircular shape.

3. A fracture reduction fixator as claimed in claim 2 wherein: seven pump air pipes (5) and air inflation pipe holes (8) are respectively arranged, the pump air pipes (5) are in one-to-one correspondence with the air inflation pipe holes (8), and the seven pump air pipes (5) are respectively positioned in the seven air inflation pipe holes (8).

4. A fracture reduction fixator as claimed in claim 3 wherein: the sealing device is characterized in that a sealing baffle ring (9) is fixedly connected to the inner wall of the lower side of the pump air pipe (5), a sealing spring (11) is arranged at the upper end of the sealing baffle ring (9), a rebound slip ring (13) is arranged at the upper end of the sealing spring (11), the rebound slip ring (13) is positioned inside the pump air pipe (5), a connecting rod (12) is fixedly connected to the center of the lower end of the rebound slip ring (13), a sealing head (10) is fixedly connected to the lower end of the connecting rod (12), and the sealing head (10) is positioned inside the lower end of the pump air pipe (5).

5. A fracture reduction fixator as claimed in claim 4 wherein: the rebound slip ring (13) is internally provided with a plurality of air holes, can slide up and down in the pump air pipe (5) together with the sealing head (10) and the connecting rod (12), and can enable the sealing head (10) to slide into the outer inflatable interlayer (6) from the inside of the pump air pipe (5).

6. A fracture reduction fixator as claimed in claim 5 wherein: the cylindrical outer wall of the outer end of the sealing head (10) can be tightly attached to the inner wall of the pump air pipe (5), the outer wall of the upper end of the sealing head (10) can be tightly attached to the outer wall of the lower end of the sealing baffle ring (9), and the lower end of the pump air pipe (5) can be completely blocked by the sealing baffle ring (9) and the sealing head (10).

7. A fracture reduction fixator as claimed in claim 1 wherein: the inner walls of the front end and the rear end of the outer jacket (1) and the inner jacket (2) are respectively provided with a positioning groove (16), and the positioning grooves (16) are annularly arranged.

8. A fracture reduction fixator as claimed in claim 7 wherein: the positioning groove (16) is characterized in that three outer fixing holes (15) are formed in the inner annular wall of the outer ring of the positioning groove (16), and the three outer fixing holes (15) are respectively located at the upper end, the left end and the right end of the positioning groove (16).

9. A fracture reduction fixator as claimed in claim 8 wherein: the novel clamping device is characterized in that a positioning ring (14) is arranged between the outer clamping sleeve (1) and the middle clamping sleeve (2), the front end and the rear end of the positioning ring (14) are respectively positioned inside two positioning grooves (16) between the outer clamping sleeve (1) and the middle clamping sleeve (2), six inner positioning holes (17) are formed in the positioning ring (14), and the six inner positioning holes (17) are in one-to-one correspondence with six outer fixing holes (15) at the outer ends of the two positioning grooves (16).

10. A fracture reduction fixator as claimed in claim 9 wherein: the outer jacket (1) and the middle jacket (2) can be positioned through the positioning ring (14) and the positioning groove (16), the outer jacket (1) and the middle jacket (2) can be fixed through the screws and the outer fixing holes (15) and the inner fixing holes (17), the front end and the rear end of the middle jacket (2) can be lengthened through installing a plurality of outer jackets (1), and the outer jackets (1) can be removed for shortening.