CN214157442U

CN214157442U - Orthopedics enlarger

Info

Publication number: CN214157442U
Application number: CN202021792531.6U
Authority: CN
Inventors: 王冶; 周彬; 严丽平
Original assignee: Ezhou Central Hospital
Current assignee: Ezhou Central Hospital
Priority date: 2020-08-24
Filing date: 2020-08-24
Publication date: 2021-09-10
Anticipated expiration: 2030-08-24

Abstract

The utility model relates to an orthopedics enlarger, including casing, motor, connecting rod, reaming head, coupling mechanism, packing element, extension pipe, suction pump and collecting box, be equipped with the motor on the casing, the output shaft of motor passes through the connecting rod and drives the rotation of reaming head, and the top of casing is equipped with coupling mechanism, and the packing element passes through the outer wall that coupling mechanism is located the reaming head, and the connecting rod runs through the packing element, and the bottom of packing element is connected with the extension pipe, and the extension pipe is connected with the collecting box, is connected with the suction pump on the collecting box. The beneficial effects of the utility model are that, when the motor passes through the connecting rod and drives the reaming head and rotate and realize the reaming, because the rubber cylinder is located the outer wall of reaming head, block the piece that the reaming produced, form the negative pressure with the inside of collecting box through the suction pump, because the extension pipe is connected rubber cylinder and collecting box, make the inside piece of rubber cylinder by the suction, collect the inside to the collecting box with the piece.

Description

Orthopedics enlarger

Technical Field

The utility model relates to a medical instrument, in particular to orthopedics enlarger.

Background

The internal fixation of fracture is an operation of directly connecting and fixing the broken bones in or outside the broken bones by using objects such as metal screws, steel plates, intramedullary pins, steel wires or bone plates, and when the bone is fixed by external objects, a reamer is needed, the conventional reamer does not collect scraps, the scraps are easy to splash and can be embedded into the flesh or blood vessels of a patient, and the scraps buried in the body of the patient can generate hidden troubles for the body of the patient.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the technical problem that an orthopedics enlarger is provided to overcome not enough among the above-mentioned prior art.

The utility model provides an above-mentioned technical problem's technical scheme as follows: the utility model provides an orthopedics enlarger, includes casing, motor, connecting rod, reaming head, coupling mechanism, rubber tube, extension pipe, suction pump and collecting box, be equipped with on the casing the motor, the output shaft of motor passes through the connecting rod drives the reaming head rotates, the top of casing is equipped with coupling mechanism, the rubber tube passes through coupling mechanism is located the outer wall of reaming head, rubber tube and locating plate fixed connection, the locating plate pass through the horizontal pole with be located the sliding connection guide block at casing top, the connecting rod runs through the rubber tube, the bottom of rubber tube is connected with the extension pipe, the extension pipe with the collecting box is connected, be connected with on the collecting box the suction pump.

The utility model has the advantages that: when the motor passes through the connecting rod and drives the reaming head and rotate and realize the reaming, because the rubber tube is located the outer wall of reaming head, block the piece that the reaming produced, form the negative pressure with the inside of collecting box through the suction pump, because the extension pipe is connected rubber tube and collecting box, make the inside piece of rubber tube by the suction, collect the piece to the inside of collecting box.

Drawings

Fig. 1 is a schematic structural diagram of an orthopedic reamer according to an embodiment of the present invention;

fig. 2 is a schematic view of the connection pipe and the fixed pipe according to the embodiment of the present invention.

In the figure: the device comprises a shell 1, a motor 2, a connecting rod 3, a reaming head 4, a connecting mechanism 5, a guide block 51, a cross rod 52, a mounting ring 53, a spring 54, a positioning plate 55, a vertical rod 56, a rubber tube 6, an extension tube 7, a connecting tube 71, a fixed tube 72, a positioning block 73, a sealing ring 74, a suction pump 8 and a collecting box 9.

Detailed Description

The principles and features of the present invention are described below in conjunction with the following drawings, the illustrated embodiments are provided to explain the present invention and not to limit the scope of the invention.

As shown in fig. 1-2, embodiment 1 of the utility model provides an orthopedics enlarger, which comprises a housin 1, motor 2, connecting rod 3, reaming head 4, coupling mechanism 5, rubber tube 6, extension pipe 7, suction pump 8 and collecting box 9, be equipped with motor 2 on the casing 1, motor 2's output dress drives reaming head 4 through connecting rod 3 and rotates, casing 1's top is equipped with coupling mechanism 5, rubber tube 6 is located the outer wall of reaming head 4 through coupling mechanism 5, rubber tube 6 and locating plate 55 fixed connection, locating plate 55 passes through horizontal pole 52 and the sliding connection guide block 51 that is located casing 1 top, connecting rod 3 runs through rubber tube 6, the bottom of rubber tube 6 is connected with extension pipe 7, extension pipe 7 is connected with collecting box 9, be connected with suction pump 8 on the collecting box 9.

When motor 2 drives reaming head 4 through connecting rod 3 and rotates and realize the reaming, because rubber tube 6 is located the outer wall of reaming head 4, block the piece that the reaming produced, form the negative pressure with the inside of collecting box 9 through suction pump 8, because extension pipe 7 is connected rubber tube 6 and collecting box 9, make the inside piece of rubber tube 6 by the suction, collect the piece to the inside of collecting box 9.

The embodiment 2 of the utility model provides an orthopedic reamer, on the basis of embodiment 1, the quantity of guide block 51 is two, horizontal pole 52 transversely runs through two guide blocks 51 and is located the top of rubber tube 6, lie in fixedly connected with collar 53 between two guide blocks 51 on the horizontal pole 52, the cover is equipped with spring 54 on the horizontal pole 52, one end and collar 53 of spring 54 are connected, the other end and the guide block 51 who deviates from reaming head 4 of spring 54 are connected, the one end that the horizontal pole 52 keeps away from guide block 51 is connected with rubber tube 6 through locating plate 55; the extension pipe 7 comprises a connecting pipe 71, a fixed pipe 72 and a positioning block 73, the connecting pipe 71 is connected with the rubber tube 6, the fixed pipe 72 is connected with the shell 1 through the positioning block 73, the fixed pipe 72 is sleeved on the outer wall of the connecting pipe 71, the fixed pipe 72 is connected with the collecting box 9, the cross rod 52 transversely slides on the two guide blocks 51, the cross rod 52 is connected with the rubber tube 6 through the positioning block 55, the rubber tube 6 is driven to transversely move on the connecting rod 3 through the cross rod 52, the position of the rubber tube 6 is changed, the rubber tube 6 can better protect debris generated on the reaming head 4, when the rubber tube 6 moves, the connecting pipe 71 connected with the rubber tube 6 moves inside the fixed pipe 72, the connecting pipe 71 can continuously conduct the inside of the rubber tube 6 and can collect the debris, when the reaming head 4 moves into the inside of a bone, the spring 54 has elasticity, guarantee that rubber cylinder 6 and skeleton continue to laminate, guarantee to collect the piece stability.

The embodiment 3 provides an orthopedics enlarger, on the basis of embodiment 2, the mouth of pipe department of fixed pipe 72 is equipped with the sealing washer 74 with the contact of connecting pipe 71, through the outer wall contact of sealing washer 74 with connecting pipe 71, improves the leakproofness of connecting pipe 71 and fixed pipe 72 when removing of connecting pipe 71.

The embodiment 4 of the utility model provides an orthopedics enlarger, on the basis of embodiment 3, coupling mechanism 5 still includes montant 56, and montant 56 is connected and is kept away from the one end of rubber tube 6 at horizontal pole 52, when needs promote horizontal pole 52, drives horizontal pole 52 through montant 56 and removes, is convenient for to the operation.

The embodiment 5 provides an orthopedics enlarger, on the basis of embodiment 4, the internal diameter at 6 middle parts of rubber tube is less than the internal diameter of 6 mouths of rubber tube and bottom, and extension pipe 7 is connected at the middle part of rubber tube 6, because extension pipe 7 is to the inside suction of rubber tube 6, the piece can get into the inside of rubber tube 6, some pieces are failed in time to be siphoned away by rubber tube 6, because the internal diameter at 6 middle parts of rubber tube is less, make the piece preserve in the bottom of rubber tube 6, can not follow the inside departure of rubber tube 6.

The above description is only for the preferred embodiment of the present invention, and is not intended to limit the present invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included within the protection scope of the present invention.

Claims

1. An orthopedic reamer, comprising: comprises a shell (1), a motor (2), a connecting rod (3), a reaming head (4), a connecting mechanism (5), a rubber tube (6), an extension tube (7), a suction pump (8) and a collecting box (9), wherein the motor (2) is arranged on the shell (1), an output shaft of the motor (2) drives the reaming head (4) to rotate through the connecting rod (3), the connecting mechanism (5) is arranged at the top of the shell (1), the rubber tube (6) is positioned on the outer wall of the reaming head (4) through the connecting mechanism (5), the rubber tube (6) is fixedly connected with a positioning plate (55), the positioning plate (55) is connected with a sliding connection guide block (51) positioned at the top of the shell (1) through a cross rod (52), the connecting rod (3) penetrates through the rubber tube (6), the extension tube (7) is connected with the bottom of the rubber tube (6), the extension pipe (7) is connected with the collection box (9), and the collection box (9) is connected with the suction pump (8).

2. The orthopedic reamer of claim 1, wherein: the number of the guide blocks (51) is two, the cross rod (52) transversely penetrates through the two guide blocks (51) and is positioned above the rubber tube (6), a mounting ring (53) is fixedly connected between the two guide blocks (51) on the cross rod (52), a spring (54) is sleeved on the cross rod (52), one end of the spring (54) is connected with the mounting ring (53), the other end of the spring (54) is connected with one guide block (51) deviating from the reaming head (4), and one end, far away from the guide blocks (51), of the cross rod (52) is connected with the rubber tube (6) through the positioning plate (55); the extension pipe (7) comprises a connecting pipe (71), a fixing pipe (72) and a positioning block (73), the connecting pipe (71) is connected with the rubber cylinder (6), the fixing pipe (72) is connected with the shell (1) through the positioning block (73), the fixing pipe (72) is sleeved on the outer wall of the connecting pipe (71), and the fixing pipe (72) is connected with the collecting box (9).

3. The orthopedic reamer of claim 2, wherein: the extension pipe (7) further comprises a sealing ring (74), and the sealing ring (74) which is contacted with the connecting pipe (71) is arranged at the pipe opening of the fixed pipe (72).

4. The orthopedic reamer of claim 2, wherein: the connecting mechanism (5) further comprises a vertical rod (56), and the vertical rod (56) is connected to one end, far away from the rubber barrel (6), of the cross rod (52).

5. The orthopedic reamer of claim 1, wherein: the inner diameter of the middle part of the rubber cylinder (6) is smaller than the inner diameters of the opening and the bottom of the rubber cylinder (6), and the extension pipe (7) is connected to the middle part of the rubber cylinder (6).