CN211243577U

CN211243577U - Fracture surgery positioning and punching device

Info

Publication number: CN211243577U
Application number: CN201922182142.5U
Authority: CN
Inventors: 王杰; 范永刚; 杨宁宁; 余杨可
Original assignee: First Affiliated Hospital of Zhengzhou University
Current assignee: First Affiliated Hospital of Zhengzhou University
Priority date: 2019-12-09
Filing date: 2019-12-09
Publication date: 2020-08-14
Anticipated expiration: 2029-12-09

Abstract

A positioning and punching device for fracture surgery effectively solves the problem that the existing punching device for orthopedics department is inconvenient to use; the supporting box comprises a supporting box in the vertical direction, wherein a front arc plate, a rear arc plate and an upward opening arc plate are arranged at the left end of the supporting box, a rack in the vertical direction is connected in the supporting box in a sliding mode, a chute in the vertical direction is formed in the left end face of the supporting box, a supporting rod in sliding connection with the chute is arranged at the left end of the rack, the left end of the supporting rod extends out of the chute and is provided with an electric drill in the vertical axial direction, a plurality of clamping grooves uniformly distributed in the vertical direction are formed in the front end face of the rack, a moving groove in the vertical direction is formed in the front end face of the supporting box, pointers which can move up and down and can; the medical doctor-free medical doctor improves the work efficiency of the doctor, reduces the pain of a patient, and has the advantages of simple structure, convenient operation, novel concept and strong practicability.

Description

Fracture surgery positioning and punching device

Technical Field

The utility model relates to the technical field of orthopedic medical equipment, concretely relates to fracture surgery positioning and punching device.

Background

Fracture refers to the complete or partial fracture of the continuity of bone structure, and generally, when correction and repair are performed, holes are drilled on the fractured bone structure, auxiliary structures are fixed, and the fractured structure is protected.

At present, the used perforating device of medical staff of orthopedics can only rely on medical staff experience to punch, and especially the hole of vertical direction can not the accurate positioning position of punching, causes the positional deviation that punches, and the uncontrollable degree of depth of punching easily makes the patient receive the secondary injury, influences treatment, and need have the medical staff of a large amount of actual work experiences and just can operate, reduces medical staff's work efficiency.

SUMMERY OF THE UTILITY MODEL

To the above situation, for overcoming the defects of the prior art, the utility model aims to provide a fracture surgery positioning and punching device, which effectively solves the problem of inconvenient use of the existing orthopedics punching device.

The technical scheme of its solution is, the utility model discloses a support box of upper and lower direction, axial and the ascending arc of opening around supporting the box left end and being equipped with, the rack of direction about sliding connection has in the support box, the spout of direction about having seted up on the support box left end face, the rack left end is equipped with the bracing piece with spout sliding connection, axial electric drill about the spout just is equipped with is stretched out to the bracing piece left end, set up a plurality of draw-in grooves along upper and lower direction equipartition on the terminal surface before the rack, the shifting chute of direction about having seted up on the terminal surface before the support box, be equipped with the pointer that can reciprocate and can insert in the draw-in groove in the shifting chute, be equipped with a plurality of scale marks along upper.

Compared with the prior art, the beneficial effects of the utility model are that: put patient's the limb that suffers from on the arc, and the position that makes the patient need punch is located under the electric drill, rotate the hand wheel and can make electric drill downstream and punch to patient's the limb that suffers from, observe the position that the pointer is located at the in-process that punches, the degree of depth of punching is convenient for control, under the effect of spring, the pointer remains throughout and aligns for zero scale mark with the reading before using, doctor's work efficiency has been improved, patient's misery has been reduced, the steam generator is simple in structure, and convenient for operation, the design is novel, therefore, the clothes hanger is strong in practicability.

Drawings

Fig. 1 is an isometric view of the present invention.

Figure 2 is the utility model discloses a cut main visual axis mapping.

Fig. 3 is the utility model discloses a dissect axonometric view.

Fig. 4 is an enlarged view of a in fig. 2 according to the present invention.

Fig. 5 is an enlarged view of B in fig. 2 according to the present invention.

Fig. 6 is an enlarged view of C in fig. 3 according to the present invention.

Detailed Description

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

By figure 1 to 6, support box 1 including the upper and lower direction, axial and the ascending arc 2 of opening around supporting 1 left end of box is equipped with, support 1 sliding connection has the rack 3 of upper and lower direction in the box, the spout 4 of upper and lower direction has been seted up on the support box 1 left end face, 3 left ends of rack are equipped with the bracing piece 5 with spout 4 sliding connection, 5 left ends of bracing piece stretch out spout 4 and be equipped with axial electric drill 6 from top to bottom, set up a plurality of draw-in grooves 8 along upper and lower direction equipartition on the terminal surface before the rack 3, set up the shifting chute 9 of upper and lower direction on the terminal surface before the support box 1, be equipped with the pointer 10 that can reciprocate and can insert in the draw-in groove 8 in the shifting chute 9, be equipped with a plurality of scale mark 11 along upper and lower.

In order to move the rack 3 up and down, a rotating shaft 12 which is axially arranged at the left and right and is positioned behind the rack 3 is rotatably connected in the supporting box 1, and a gear 13 meshed with the rack 3 is coaxially arranged on the rotating shaft 12.

In order to rotate the gear 13, a worm wheel 14 positioned at the right side of the gear 13 is coaxially arranged on the rotating shaft 12, a worm 15 meshed with the worm wheel 14 is rotatably connected in the support box 1, and the front end of the worm 15 penetrates through the support box 1 and is provided with a hand wheel 16.

In order to use the front pointer 10 to be always flush with the scale mark 11 with the reading of zero, the lower side wall of the moving groove 9 is connected with a front-back-shaped fixing frame 18 through a spring 17, and the pointer 10 is positioned in the fixing frame 18 and is in sliding connection with the fixing frame 18.

In order to prevent the pointer 10 from accidentally slipping out of the clamping groove 8, the left end and the right end of the pointer 10 are respectively provided with a front axial rubber strip 19 and a rear axial rubber strip 19.

In order to move the device conveniently, the lower end of the supporting box 1 is provided with a plurality of universal wheels 21 through a supporting frame 20.

When the utility model is used, the initial state of the device is that the pointer 10 is not inserted into the slot 8 and is flush with the scale mark 11 with zero reading under the action of the spring 17, and the reading of the scale mark 11 is increased from top to bottom;

the device is moved to the position near an operation bed, the affected limb of a patient is placed on the arc-shaped plate 2, the punched position is located under the electric drill 6, the hand wheel 16 is rotated clockwise, the hand wheel 16 drives the worm 15 to rotate clockwise, the worm 15 drives the worm wheel 14 to rotate anticlockwise, the worm wheel 14 drives the gear 13 to rotate anticlockwise through the rotating shaft 12, the gear 13 drives the rack 3 to move downwards, the rack 3 drives the electric drill 6 to move downwards through the supporting rod 5, and the hand wheel 16 stops rotating when the lower end of the electric drill 6 is in contact with the bone of the patient;

the pointer 10 is pushed backwards, so that the pointer 10 is inserted into the corresponding clamping groove 8, meanwhile, the left side wall and the right side wall of the clamping groove 8 respectively extrude the rubber strips 19 on the corresponding sides, the pointer 10 cannot accidentally slide out of the clamping groove 8, and at the moment, the pointer 10 is flush with the scale mark 11 with the reading of zero;

the hand wheel 16 is rotated anticlockwise, the hand wheel 16 drives the worm 15 to rotate anticlockwise, the worm 15 drives the worm wheel 14 to rotate clockwise, the worm wheel 14 drives the gear 13 to rotate clockwise through the rotating shaft 12, the gear 13 drives the rack 3 to move upwards, the rack 3 drives the electric drill 6 to move upwards through the supporting rod 5, meanwhile, the rack 3 drives the pointer 10 to move upwards, and the pointer 10 drives the fixing frame 18 to move upwards and stretches the spring 17;

when the electric drill 6 is away from the bone of the patient for a certain distance, stopping rotating the hand wheel 16, starting the electric drill 6, rotating the hand wheel 16 clockwise by the electric drill 6, moving the electric drill 6 downwards, driving the pointer 10 to move downwards by the rack 3, driving the fixing frame 18 to move downwards by the pointer 10 and compressing the spring 17, and when the pointer 10 is aligned with the scale mark 11 with the reading of zero, contacting the lower end of the electric drill 6 with the outer surface of the bone of the patient;

continuing to rotate the hand wheel 16 clockwise, the drill 6 continues to move down and perforate the bone of the patient whilst viewing the graduation mark 11 subtended by the pointer 10, the graduation mark 11 reading the depth of the hole, for example: when the reading of the scale mark 11 is 5, the depth of the representative hole is 5 mm, when the reading of the scale mark 11 corresponding to the pointer 10 is consistent with the depth of the required hole, the hand wheel 16 is rotated anticlockwise, the electric drill 6 moves upwards and is separated from the hole, and meanwhile, the rack 3 drives the pointer 10 to move upwards;

when the electric drill 6 is separated from the hole, the hand wheel 16 stops rotating and the electric drill 6 is closed, the affected limb of the patient is moved down from the arc-shaped plate 2, the pointer 10 is pulled forwards, the pointer 10 is separated from the corresponding clamping groove 8, the fixing frame 18 drives the pointer 10 to move downwards under the action of the spring 17, the pointer 10 returns to the initial state, and the punching is finished;

the above operations are repeated to punch a new patient.

Claims

1. A positioning and punching device for fracture surgery, which comprises a supporting box (1) in the up-and-down direction, the electric drill is characterized in that the left end of the support box (1) is provided with a front arc plate (2), a rear arc plate (2) with an upward opening and an upward axial direction are arranged at the left end of the support box (1), a rack (3) with an upper direction and a lower direction is connected to the left end of the support box (1) in a sliding mode, a sliding groove (4) with an upper direction and a lower direction is formed in the left end face of the support box (1), a supporting rod (5) with a sliding connection with the sliding groove (4) is arranged at the left end of the supporting rod (5), the supporting rod (5) stretches out the sliding groove (4) and is provided with an electric drill (6) with the upper axial direction and the lower axial direction, a plurality of clamping grooves (8) uniformly distributed along the upper direction and the lower direction are formed in the front end face of the rack (3), a moving groove (9) with the upper.

2. A positioning and punching device for bone fracture surgery according to claim 1, characterized in that a rotating shaft (12) which is axially arranged at left and right and is positioned behind the rack (3) is rotatably connected to the supporting box (1), and a gear (13) which is meshed with the rack (3) is coaxially arranged on the rotating shaft (12).

3. A positioning and punching device for bone fracture surgery according to claim 2, characterized in that the rotating shaft (12) is coaxially provided with a worm wheel (14) positioned at the right side of the gear (13), the supporting box (1) is rotatably connected with a worm (15) engaged with the worm wheel (14), and the front end of the worm (15) penetrates through the supporting box (1) and is provided with a hand wheel (16).

4. A positioning and punching device for bone fracture surgery as claimed in claim 1, characterized in that the lower side wall of the moving slot (9) is connected with a fixing frame (18) which is back and forth and is shaped like a Chinese character 'hui' through a spring (17), and the pointer (10) is positioned in the fixing frame (18) and is connected with the fixing frame (18) in a sliding manner.

5. A positioning and punching device for bone fracture surgery according to claim 1, characterized in that the left and right ends of the pointer (10) are respectively provided with a front and back axial rubber strip (19).

6. A positioning and perforating device for bone fracture surgery as claimed in claim 1, characterized in that the lower end of the supporting box (1) is provided with a plurality of universal wheels (21) via a supporting frame (20).