CN212346741U

CN212346741U - Positioning guider

Info

Publication number: CN212346741U
Application number: CN202021818730.XU
Authority: CN
Inventors: 徐盛明; 俞仲翔; 陈羽; 蔡雨卫; 房雷; 王永强; 姚明荣; 王炯; 陈晓琥
Original assignee: Shuguang Hospital Affiliated to Shanghai University of TCM
Current assignee: Shuguang Hospital Affiliated to Shanghai University of TCM
Priority date: 2020-08-27
Filing date: 2020-08-27
Publication date: 2021-01-15
Anticipated expiration: 2030-08-27

Abstract

The utility model discloses a positioning guider, the electric iron comprises a handle, the right-hand member fixedly connected with connecting block of handle, the connecting hole has been seted up to the inside of connecting block, the inside of connecting hole is provided with the elasticity split ring, the spherical arch of avris fixedly connected with of elasticity split ring, the one end fixedly connected with drill bushing of connecting block is kept away from to the connecting rod, afterburning hole has been seted up to the inside of drill bushing. This location director, the doctor is as long as place suitable position with this design product in the operation, then squeeze into the guide pin through certain guide pin hole of fixed, and then confirm the deviation volume in guide pin position through shining of C arm machine and directly trade other guide pin hole position after and drill, can be fast accurate reach the guide pin position of ideal, the time of operation has been saved, the wound that has reduced the patient exposes the infection risk, shine through C arm machine once, can effectual reduction to the harm that medical personnel are healthy, simultaneously can effectually reach the purpose of operation.

Description

Positioning guider

Technical Field

The utility model relates to the technical field of medical equipment, specifically be location director.

Background

The medical instrument refers to equipment, instruments and the like which are directly or indirectly used for treating patients, the medical instrument can help doctors to perform operations well, secondary damage to the patients during the operations can be avoided well, and great help is provided for the health of people.

However, the existing positioning guider needs to adopt the guide pin pre-drilling hole to confirm the nail feeding point in the operation process of femoral neck fracture of a doctor, then confirm whether the guide pin position is correct through the C-arm machine, and then adjust the direction and the position of the guide pin, and the adjustment is only approximate in the adjustment process, without accurate figure and angle, need to debug repeatedly and confirm, the skill of the doctor is required to be very high, it is long time consuming, the existing positioning guider needs the continuous irradiation of the C-arm machine, and the health of medical care personnel can be influenced.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a positioning guider, in order to solve the operation in-process that provides current positioning guider and carry out femoral neck fracture at the doctor among the above-mentioned background, need adopt guide pin predrilling to confirm into the point of nailing, then confirm through the C arm machine again whether the guide pin position is correct, and then adjust the direction and the position of guide pin again, the in-process of adjustment is approximate adjustment only simultaneously, do not have accurate digit and angle, need debug repeatedly and confirm, it is very high to require doctor's technical ability, it is consuming time longer, current positioning guider is because the shining that needs the C arm machine to stop simultaneously, can produce the problem of influence to medical personnel's health.

In order to achieve the above object, the utility model provides a following technical scheme: location director, including the handle, the right-hand member fixedly connected with connecting block of handle, the connecting hole has been seted up to the inside of connecting block, the inside of connecting block is located the avris of connecting hole and has seted up spherical groove, the inside of connecting hole is provided with the elasticity split ring, the avris fixedly connected with spherical arch of elasticity split ring, the guide pin hole has been seted up to the inside intermediate position of connecting block, the lower extreme of connecting block is provided with the connecting rod, the one end fixedly connected with drill bushing of connecting block is kept away from to the connecting rod, afterburning hole has been seted up to the inside of drill bushing, the upper end fixedly.

Preferably, the handle is of a V-shaped design, anti-slip lines are arranged on the surface of the handle, and an arc-shaped groove is formed in the middle of the upper end of the connecting block.

Preferably, the number of the connecting holes and the number of the spherical grooves are three, and the connecting holes and the spherical grooves are distributed in a triangular shape at equal intervals.

Preferably, the inner side of the elastic split ring is provided with taper internal threads, the elastic split ring is clamped in the connecting hole, and the spherical protrusion and the spherical groove are mutually clamped and limited.

Preferably, the guide pin holes are provided with five guide pins, and the angle of each guide pin hole is consistent with that of the handle.

Preferably, the surface of the connecting rod, which is close to one end of the connecting block, is provided with a taper thread, one end of the connecting rod, which is close to the connecting block, extends into the elastic split ring, and the taper thread is in threaded connection with the taper internal thread.

Preferably, the surface of the drill bushing is provided with two gear grooves, the two conical limiting blocks are symmetrically arranged on the vertical central line of the connecting block, and the conical limiting blocks are positioned on two sides of the arc-shaped groove.

Compared with the prior art, the beneficial effects of the utility model are that:

this location director, through porous fixed pitch-row, the setting of guide pin hole angle fixation, the doctor is as long as place this design product in suitable position in the operation, then squeeze into the guide pin through certain guide pin hole of fixing, and then confirm the deviation volume of guide pin position through shining of C arm machine once and directly trade other guide pin hole position after and drill, can be fast accurate reach the guide pin position of ideal, the time of operation has been saved, the wound that has reduced the patient exposes the infection risk, can effectually reduce the harm healthy to medical personnel, simultaneously can effectually reach the purpose of operation.

Drawings

FIG. 1 is a schematic perspective view of the present invention;

FIG. 2 is a schematic view of the structure of the present invention;

FIG. 3 is a schematic top view of the present invention;

fig. 4 is a schematic front view of the elastic split ring of the present invention;

FIG. 5 is a schematic view of the internal structure of the elastic split ring of the present invention;

FIG. 6 is an enlarged schematic view of the structure at A in FIG. 3 according to the present invention;

fig. 7 is a schematic view of the connecting block of the present invention;

FIG. 8 is the schematic view of the internal structure of the connecting block of the present invention

Fig. 9 is a schematic side view of the present invention;

FIG. 10 is a schematic view of the connecting rod and the drill bushing of the present invention;

fig. 11 is the schematic view of the internal structure of the connecting rod and the drill bushing of the present invention.

In the figure: 1. a handle; 2. connecting blocks; 3. connecting holes; 4. a spherical groove; 5. an elastic split ring; 6. a spherical bulge; 7. a guide pin hole; 8. a connecting rod; 9. drilling a sleeve; 10. a force application hole; 11. a conical limiting block; 51. taper internal threads; 81. taper thread; 91. a gear groove; 101. and (4) anti-skid lines.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1 to 11, the positioning guider comprises a handle 1, a connecting block 2 is fixedly connected to the right end of the handle 1, a connecting hole 3 is formed in the connecting block 2, a spherical groove 4 is formed in the side of the connecting hole 3 in the connecting block 2, an elastic split ring 5 is arranged in the connecting hole 3, a spherical protrusion 6 is fixedly connected to the side of the elastic split ring 5, a guide pin hole 7 is formed in the middle of the inside of the connecting block 2, a connecting rod 8 is arranged at the lower end of the connecting block 2, a drill sleeve 9 is fixedly connected to one end of the connecting rod 8, which is far away from the connecting block 2, a stress application hole 10 is formed in the drill sleeve 9, and.

Further, handle 1 is the design of V type, and handle 1's surface is provided with anti-skidding line 101, and the intermediate position of connecting block 2 upper end is provided with the arc wall, and anti-skidding line 101's setting can effectually guarantee that the landing can not appear in the use.

Further, connecting hole 3 all is provided with threely with spherical groove 4, and connecting hole 3 all is triangle-shaped equidistant distribution with spherical groove 4, and the installation of the elasticity split ring 5 of being convenient for is split in the setting of connecting hole 3.

Furthermore, the inner side of the elastic split ring 5 is provided with a taper internal thread 51, the elastic split ring 5 is clamped in the connecting hole 3, the spherical protrusion 6 and the spherical groove 4 are clamped and limited, and the elastic split ring 5 is convenient to mount the connecting rod 8.

Further, guide pin hole 7 is provided with five, and the angle of guide pin hole 7 is unanimous with the angle of handle 1, and the setting of guide pin hole 7 is convenient for squeeze into of guide pin.

Furthermore, the surface of the connecting rod 8 close to one end of the connecting block 2 is provided with a taper thread 81, one end of the connecting rod 8 close to the connecting block 2 extends into the elastic split ring 5, the taper thread 81 is in threaded connection with the taper internal thread 51, and the connection between the connecting rod 8 and the elastic split ring 5 is facilitated due to the arrangement of the taper thread 81.

Further, the surface of drill bushing 9 is provided with gear groove 91, and toper stopper 11 is provided with two about the vertical central line symmetry of connecting block 2, and toper stopper 11 is located the both sides of arc wall, and the setting of toper stopper 11 can effectually hold patient's bone face.

The working principle is as follows: firstly, the elastic split ring 5 is clamped in the connecting hole 3, so that the spherical protrusion 6 and the spherical groove 4 are clamped and limited mutually, and further are in threaded connection with the tapered internal thread 51 in the elastic split ring 5 through the tapered thread 81 on the surface of the connecting rod 8, the connecting rod 8 and the connecting block 2 can be fixed mutually, meanwhile, the elastic split ring 5 can be effectively locked through the stress application hole 10, the drill sleeve 9 is fixed at an ideal angle, further, the tapered limiting block 11 at the upper end of the connecting block 2 holds the bone surface of a patient, under the design of an arc-shaped groove, the tapered limiting block 11 can be effectively contacted with the bone surface, further, the positioner can be well positioned, meanwhile, a doctor can drive in a guide pin through the guide pin hole 7, further, the position is irradiated and confirmed through a C-arm machine, after the positioning is confirmed, drilling can be directly carried out through the other guide pin hole 7, and then the ideal guide pin position can be quickly and accurately reached, and then the prepared nail planting and drilling can be carried out.

It should be finally noted that the above only serves to illustrate the technical solution of the present invention, and not to limit the scope of the present invention, and that simple modifications or equivalent replacements performed by those skilled in the art to the technical solution of the present invention do not depart from the spirit and scope of the technical solution of the present invention.

Claims

1. Location director, including handle (1), its characterized in that: the right-hand member fixedly connected with connecting block (2) of handle (1), connecting hole (3) have been seted up to the inside of connecting block (2), spherical groove (4) have been seted up to the avris that the inside of connecting block (2) is located connecting hole (3), the inside of connecting hole (3) is provided with elasticity split ring (5), the spherical arch of avris fixedly connected with (6) of elasticity split ring (5), guide pin hole (7) have been seted up to the inside intermediate position of connecting block (2), the lower extreme of connecting block (2) is provided with connecting rod (8), the one end fixedly connected with drill bushing (9) of connecting block (2) are kept away from in connecting rod (8), afterburning hole (10) have been seted up to the inside of drill bushing (9), the upper end fixedly connected with toper stopper (11) of.

2. The positioning guide of claim 1, wherein: the handle (1) is designed in a V shape, anti-skid grains (101) are arranged on the surface of the handle (1), and an arc-shaped groove is formed in the middle of the upper end of the connecting block (2).

3. The positioning guide of claim 1, wherein: the connecting holes (3) and the spherical grooves (4) are three, and the connecting holes (3) and the spherical grooves (4) are distributed at equal intervals in a triangular mode.

4. The positioning guide of claim 1, wherein: the inner side of the elastic split ring (5) is provided with taper internal threads (51), the elastic split ring (5) is clamped in the connecting hole (3), and the spherical protrusion (6) and the spherical groove (4) are mutually clamped and limited.

5. The positioning guide of claim 1, wherein: the number of the guide pin holes (7) is five, and the angle of the guide pin holes (7) is consistent with that of the handle (1).

6. The positioning guide of claim 1, wherein: the surface of one end, close to the connecting block (2), of the connecting rod (8) is provided with taper threads (81), one end, close to the connecting block (2), of the connecting rod (8) extends into the elastic split ring (5), and the taper threads (81) are in threaded connection with the taper internal threads (51).

7. The positioning guide of claim 1, wherein: the surface of drill bushing (9) is provided with gear groove (91), toper stopper (11) are provided with two about the vertical centerline symmetry of connecting block (2), and toper stopper (11) are located the both sides of arc wall.