CN211300125U

CN211300125U - Distractor for orthopedics

Info

Publication number: CN211300125U
Application number: CN201921852337.XU
Authority: CN
Inventors: 罗兵
Original assignee: Affiliated Hospital of Traditional Chinese Medicine TCM of Southwest Medical University
Current assignee: Affiliated Hospital of Traditional Chinese Medicine TCM of Southwest Medical University
Priority date: 2019-10-31
Filing date: 2019-10-31
Publication date: 2020-08-21
Anticipated expiration: 2029-10-31

Abstract

The utility model discloses an orthopedic dilator, including controlling the case, control case one side fixed mounting and have the install bin, the inside rotation of controlling case and install bin is connected with the lead screw, the outside of lead screw and the inside fixed mounting that is located the control case have first gear, the inside sliding connection of install bin has the slider, the lead screw run through the slider and with slider threaded connection, the bottom of install bin is dug and is had logical groove, the bottom fixed mounting of slider has the activity to strut the hook, the activity struts the hook and passes logical groove, one side fixed mounting that the activity strut the hook kept away from the control case has first last blend stop, the beneficial effects of the utility model are that: the utility model discloses used neotype for orthopedics struts the ware, what of position can be freely struts in the time of strutting, does not need the power of going on that operating personnel lasts after strutting simultaneously, reduction operating personnel's that can be very big intensity of labour saves more physical power for operating personnel, and attention can be more concentrated when making follow-up operation.

Description

Distractor for orthopedics

Technical Field

The utility model relates to an orthopedics is with strutting ware, in particular to orthopedics is with strutting ware belongs to orthopedics with strutting ware technical field.

Background

In the current life, at present, often use the drag hook to realize opening of operation field of vision among the bone surgery clinically, bone surgery drag hook for the orthopedics mainly comprises arm-drag, coupler body and the apophysis of coupler body lower extreme, medical staff exposes the operation field of vision with hand tractive arm-drag, bone surface ligament, muscle are abundant for the tractive process is very arduous, both wastes time and difficultly, has increased the work degree of difficulty for medical staff, thereby can't guarantee the quality of operation, the result of use is unsatisfactory, be unfavorable for going on of operation.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is to overcome the defect of the prior art, and provide an orthopedic dilator.

In order to solve the technical problem, the utility model provides a following technical scheme:

the utility model relates to a distractor for orthopedics department, which comprises a control box, wherein one side of the control box is fixedly provided with an installation box, the control box and the interior of the installation box are rotatably connected with a lead screw, a first gear is fixedly arranged at the outer side of the lead screw and at the interior of the control box, the interior of the installation box is slidably connected with a slide block, the lead screw penetrates through the slide block and is in threaded connection with the slide block, the bottom of the installation box is provided with a through groove, the bottom of the slide block is fixedly provided with a movable distraction hook, the movable distraction hook penetrates through the through groove, one side of the movable distraction hook, which is far away from the control box, is fixedly provided with a first upper stop bar, one side of the top of the movable distraction hook is fixedly provided with an installation block, one side of the bottom of the installation box, which is near the control box, one side of the fixed distraction hook, which is far away from the, the inside fixed mounting of one side that controls the case and be close to the install bin has the bearing, it is connected with the axis of rotation to control the case through the bearing rotation, axis of rotation outside fixed mounting has the second gear, second gear and first gear engagement, the one end that the axis of rotation is close to the install bin runs through control case and fixed mounting has adjust knob.

As an optimized scheme of the utility model, the top fixed mounting of installation piece has the pointer.

As an optimized scheme of the utility model, one side of install bin is provided with the scale bar.

As an optimized scheme of the utility model, the top fixed mounting of install bin has the handle, be provided with the wave stripe on hand.

As an optimized proposal of the utility model, the adjusting knob outside is provided with anti-skid stripes.

As a preferred scheme of the utility model, the activity struts the hook and fixedly struts the hook and is arc structure and activity strut the hook and fixedly strut the hook and be "eight" style of calligraphy and place.

As an optimized proposal of the utility model, the surfaces of the movable spreading hook, the first upper baffle strip, the fixed spreading hook and the second upper baffle strip are coated with anticoagulant.

The utility model discloses the beneficial effect who reaches is:

1. the utility model discloses used neotype for orthopedics struts the ware, what of position can be freely struts in the time of strutting, does not need the power of going on that operating personnel lasts after strutting simultaneously, reduction operating personnel's that can be very big intensity of labour saves more physical power for operating personnel, and attention can be more concentrated when making follow-up operation.

2. The utility model discloses used curved opening hook, can avoid causing great pressure to patient's muscle and skin tissue at the in-process that struts, protection patient that can be better.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:

fig. 1 is a schematic structural diagram of the present invention;

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

fig. 3 is an enlarged view of a portion a of fig. 2 according to the present invention.

In the figure, 1, a control box; 2. installing a box; 3. a screw rod; 4. a first gear; 5. a slider; 6. a through groove; 7. a movable distraction hook; 8. a first upper barrier strip; 9. mounting blocks; 10. fixing the distraction hook; 11. a second upper barrier strip; 12. a bearing; 13. a rotating shaft; 14. a second gear; 15. adjusting a knob; 16. a pointer; 17. a scale bar; 18. a handle.

Detailed Description

The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are presented herein only to illustrate and explain the present invention, and not to limit the present invention.

Examples

As shown in figures 1-3, the utility model provides a distracter for orthopedics department, which comprises a control box 1, a mounting box 2 is fixedly arranged on one side of the control box 1, a lead screw 3 is rotatably connected inside the control box 1 and the mounting box 2, a first gear 4 is fixedly arranged outside the lead screw 3 and inside the control box 1, a slider 5 is slidably connected inside the mounting box 2, the lead screw 3 penetrates through the slider 5 and is in threaded connection with the slider 5, a through groove 6 is chiseled on the bottom of the mounting box 2, a movable distraction hook 7 is fixedly arranged on the bottom of the slider 5, the movable distraction hook 7 penetrates through the through groove 6, a first upper barrier 8 is fixedly arranged on one side of the movable distraction hook 7 far away from the control box 1, a mounting block 9 is fixedly arranged on one side of the top of the movable distraction hook 7, a fixed distraction hook 10 is fixedly arranged on one side of the bottom of the mounting box 2 close to the control box 1, a second upper barrier 11 is fixedly arranged on one side of the fixed distraction hook 10 far away, the inside fixed mounting of one side that the control box 1 is close to install bin 2 has bearing 12, and control box 1 rotates through bearing 12 and is connected with axis of rotation 13, and axis of rotation 13 outside fixed mounting has second gear 14, and second gear 14 meshes with first gear 4, and the one end that axis of rotation 13 is close to install bin 2 runs through control box 1 and fixed mounting has adjust knob 15, conveniently adjusts the width between activity distraction hook 7 and the fixed distraction hook 10.

The top of the mounting block 9 is fixedly provided with a pointer 16, which is convenient for indicating the position of the movable spreading hook 7 at present; a scale bar 17 is arranged on one side of the installation box 2, so that an operator can view the current spreading width by watching the scale bar 17; the top of the installation box 2 is fixedly provided with a handle 18, and the handle 18 is provided with wave-shaped stripes, so that the dilator can be conveniently moved and used by an operator; anti-slip stripes are arranged on the outer side of the adjusting knob 15, so that the surgical staff is prevented from slipping when the adjusting knob 15 is rotated; the movable spreading hook 7 and the fixed spreading hook 10 are both arc-shaped structures, and the movable spreading hook 7 and the fixed spreading hook 10 are placed in a splayed shape, so that the injury of the spreading hook to human tissues can be reduced, and muscles and skin tissues can be conveniently spread; the surfaces of the movable opening hook 7, the first upper baffle strip 8, the fixed opening hook 10 and the second upper baffle strip 11 are coated with anticoagulant, so that bleeding of muscle tissues can be prevented.

Specifically, when the utility model is used, firstly, the fixed spreading hook 10 and the movable spreading hook 7 are plugged into the cut incision of the patient when the patient performs the operation, then the doctor can rotate the adjusting knob 15 to drive the second gear 14 to rotate, then the first gear 4 drives the screw rod 3 to rotate due to the engagement of the second gear 14 and the first gear 4, at the moment, the slide block 5 on the screw rod 3 moves inwards or outwards to spread the wound of the patient, thereby facilitating the subsequent operation, the current spreading width can be adjusted by watching the scale strip 17 in the spreading process, as the screw rod 3, the control box 1 and the installation box 2 rotate relatively vividly, the self-driven rotation can not be performed under the drive of the second gear 14, therefore, the doctor does not need to perform continuous intervention after spreading, the physical strength of the doctor can be effectively saved, facilitating the subsequent operation.

Finally, it should be noted that: although the present invention 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 in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides an orthopedics is with distraction ware, includes control box (1), its characterized in that: the inner side of the control box (1) is fixedly provided with an installation box (2), the inner parts of the control box (1) and the installation box (2) are rotatably connected with a lead screw (3), the outer side of the lead screw (3) is fixedly provided with a first gear (4) in the control box (1), the inner part of the installation box (2) is slidably connected with a sliding block (5), the lead screw (3) penetrates through the sliding block (5) and is in threaded connection with the sliding block (5), the bottom of the installation box (2) is provided with a through groove (6), the bottom of the sliding block (5) is fixedly provided with a movable spreading hook (7), the movable spreading hook (7) penetrates through the through groove (6), one side of the movable spreading hook (7) far away from the control box (1) is fixedly provided with a first upper baffle bar (8), one side of the top of the movable spreading hook (7) is fixedly provided with an installation block (9), install one side fixed mounting that install bin (2) bottom is close to control box (1) and fix and strut hook (10), fixed one side fixed mounting that struts hook (7) and keep away from the activity in the hook (10) has blend stop (11) on the second, the inside fixed mounting in one side that control box (1) is close to install bin (2) has bearing (12), control box (1) rotates through bearing (12) and is connected with axis of rotation (13), axis of rotation (13) outside fixed mounting has second gear (14), second gear (14) and first gear (4) meshing, the one end that axis of rotation (13) is close to install bin (2) is run through control box (1) and fixed mounting has adjust knob (15).

2. The spreader for orthopedics department according to claim 1, characterized in that the top of the mounting block (9) is fixedly provided with a pointer (16).

3. An orthopaedic spreader according to claim 1, wherein a graduated strip (17) is provided on one side of the mounting box (2).

4. The spreader for orthopedics department according to claim 1, characterized in that a handle (18) is fixedly installed on the top of the installation box (2), and wave-shaped stripes are arranged on the handle (18).

5. The spreader for orthopedics department according to claim 1, characterized in that the adjusting knob (15) is provided with anti-slip stripes on the outside.

6. The distractor for orthopedics department of claim 1, characterized in that the movable distraction hook (7) and the fixed distraction hook (10) are both arc-shaped structures and the movable distraction hook (7) and the fixed distraction hook (10) are placed in a shape of a Chinese character 'ba'.

7. The spreader for orthopedics department according to claim 1, characterized in that the surfaces of the movable spreading hook (7), the first upper barrier (8), the fixed spreading hook (10) and the second upper barrier (11) are coated with anticoagulant.