CN108836465B

CN108836465B - Clinical bone fracture surgery thighbone lesser trochanter fixing device

Info

Publication number: CN108836465B
Application number: CN201810383209.9A
Authority: CN
Inventors: 朱由兵; 张风香
Original assignee: Individual
Current assignee: Individual
Priority date: 2018-04-26
Filing date: 2018-04-26
Publication date: 2020-04-24
Anticipated expiration: 2038-04-26
Also published as: CN108836465A

Abstract

The invention discloses a femur lesser trochanter fixing device for clinical bone fracture surgery, which comprises a bottom plate, an angle adjusting device, an upper fixing device and a lower fixing device, wherein a support plate is arranged on the front side of the upper end of the bottom plate, the angle adjusting device is arranged on the rear side of the support plate, a rotary drum is arranged at the outer end of a driven rotating shaft in the angle adjusting device, the upper fixing device is arranged on the front side of the cambered surface of the rotary drum, a bone nail is arranged in a threaded hole at the upper end of the surface of an upper single claw in the upper fixing device, the femur lesser trochanter fixing device for clinical bone fracture surgery has simple structure and convenient use, brings great convenience to the use of medical care personnel, and can realize fixing the accurate high efficiency of thighbone lesser trochanter position through upper portion fixing device and lower part fixing device as required, ensure the accuracy and the security of doctor's further operation treatment that resets, alleviate personnel's work burden, promote doctor's work efficiency.

Description

Clinical bone fracture surgery thighbone lesser trochanter fixing device

Technical Field

The invention relates to the technical field of auxiliary equipment for orthopedic operations, in particular to a femoral lesser trochanter fixing device for clinical bone fracture surgery.

Background

In the process of orthopedic treatment, doctors need to perform reduction operation on the affected part of a fracture patient, in the operation, the affected part of the bone must be assisted and fixed to better perform operation, therefore, special auxiliary equipment of the fixing device is needed to fix the fracture part to assist the doctor to further perform the operation, the precise operation of the patient with the femoral lesser trochanter is no exception, but the traditional bone fracture surgery fixing equipment has complex structure and inconvenient use, brings great troubles to the use of medical care personnel, but also can not accurately and efficiently fix the lesser trochanter part of the femur according to the requirement, can not ensure the accuracy and the safety of the further operation reduction treatment of the doctor, invisibly increases the workload of the personnel, increases the probability of injuring the affected part of the bone in the operation, causes the low work efficiency of the doctor, therefore, the realization of the femur lesser trochanter fixing device for the clinical bone fracture surgery, which can solve the problems, is imperative.

Disclosure of Invention

The invention aims to overcome the existing defects, provides a femur lesser trochanter fixing device for clinical bone fracture surgery, has a simple structure and convenient use, brings great convenience to medical workers, can realize accurate and efficient fixation of the femur lesser trochanter part through an upper fixing device and a lower fixing device according to requirements, ensures the accuracy and safety of further surgical reduction treatment of doctors, reduces the workload of the workers, improves the working efficiency of the doctors, and can effectively solve the problems in the background technology.

In order to achieve the purpose, the invention provides the following technical scheme: a femur lesser trochanter fixing device for clinical bone fracture surgery, which comprises a bottom plate, an angle adjusting device, an upper fixing device and a lower fixing device, a support plate is arranged on the front side of the upper end of the bottom plate, an angle adjusting device is arranged on the rear side of the support plate, a rotary drum is arranged at the outer end of a driven rotary shaft in the angle adjusting device, an upper fixing device is arranged on the front side of the cambered surface of the rotary drum, bone nails are arranged in threaded holes in the upper end of the surface of an upper single claw in the upper fixing device, a supporting plate is arranged at the lower end of the bottom surface of the chute plate in the upper fixing device, a chute track is arranged on the front side surface of the supporting plate, a track motor is arranged at the upper end of the chute track, a lower fixing device is arranged on the front side surface of the track motor, a control switch group is arranged on the rear side of the support plate, the input end of the control switch group is electrically connected with an external power supply, and the output end of the control switch group is electrically connected with the input end of the track motor; the angle adjusting device comprises an adjusting box, an adjusting box is arranged on the rear side of the supporting plate, a first bearing group is arranged on one side of the inner bottom end of the adjusting box, the inside of the first bearing group is rotatably connected with a driving rotating shaft, a driving gear is arranged at the inner end of the driving rotating shaft, the outer side end of the driving rotating shaft penetrates through the outer wall of the adjusting box, a knob is arranged at the end of the driving rotating shaft, a bearing is arranged at the joint of the driving rotating shaft and the adjusting box, a second bearing group is arranged on the other side of the inner bottom end of the adjusting box, the inside of the second bearing group is rotatably connected with a driven rotating shaft, a driven gear is arranged at the inner end of the driven rotating shaft, the outer side end of the driven rotating shaft penetrates through the outer wall of the adjusting box, a bearing is arranged; the upper fixing device comprises a chute plate, the front side of the cambered surface of the rotary drum is provided with the chute plate, a telescopic plate is arranged in a groove of the chute plate, the right side surface of the telescopic plate is provided with a slide bar, the slide bar is in sliding connection with a notch of the chute plate, the right side surface of the slide bar is provided with a handle, an adjusting bolt is arranged in a threaded hole in the right side of the chute plate, the bottom end thread of the adjusting bolt is detachably connected with the threaded hole in the right side of the telescopic plate, and the top end of the telescopic plate is provided with an upper single claw; the lower fixing device comprises a motor, the front side surface of the track motor is provided with the motor, the output end of the motor is fixedly connected with the bottom end of the rotating shaft through a coupler, the top end of the rotating shaft is fixedly connected with the bottom surface of the internal thread rotating drum, the middle part of the outer surface of the internal thread rotating drum is rotatably connected with a fixed bearing, a connecting screw rod is rotated in the cylinder of the internal thread rotary drum, the top end of the screw rod is rotatably connected with a telescopic column through a bearing, clamping strips are symmetrically arranged on the surface of the telescopic column, the front side surface of the motor is symmetrically provided with a plate frame, the upper end of the inner side surface of the plate frame is provided with a clamping groove block, the telescopic column passes through a central through hole of the clamping groove block and is provided with a support rod at the end, the front side of the surface of the support rod is symmetrically provided with a lower claw, the card strip all with draw-in groove joint in the central through-hole of draw-in groove piece, the lower extreme medial surface fixed connection fixed bearing's of grillage cambered surface, the input of control switch group's output electricity connecting motor.

As a preferred technical scheme of the invention, the bone nail is a titanium alloy hollow screw.

Compared with the prior art, the invention has the beneficial effects that: this little rotor fixing device of clinical bone fracture surgery thighbone, moreover, the steam generator is simple in structure, regulation and control through control switch group, realize the facilitate use of device itself, the use of giving medical personnel has brought very big facility, and can be as required, it is fixed to the department on the fracture position to go up single claw in through upper portion fixing device, it is fixed to the department under the fracture position to go up the lower claw in the fixing device of lower part, it embraces with lower claw to go up single claw, under the side of bone nail is fixed, the realization is fixed accurate high-efficient to the little rotor position of thighbone, guarantee doctor further operation reduction treatment's accuracy and security, personnel's work burden has been alleviateed, doctor's work efficiency has been promoted.

Drawings

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

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

FIG. 3 is a schematic cross-sectional view of the inside of the angle adjusting device according to the present invention;

FIG. 4 is a schematic view of the internal cross-section of the structural upper attachment of the present invention;

FIG. 5 is a schematic view of the internal cross-section of the lower fixture of the present invention.

In the figure: the device comprises a base plate 1, a support plate 2, an angle adjusting device 3, an adjusting box 31, a first bearing group 32, a driving rotating shaft 33, a driving gear 34, a knob 35, a second bearing group 36, a driven rotating shaft 37, a driven gear 38, a rotating cylinder 4, an upper fixing device 5, a chute plate 51, a telescopic plate 52, a sliding strip 53, a handle 54, an adjusting bolt 55, a single claw on 56, a bone nail 6, a support plate 7, a chute track 8, a track motor 9, a lower fixing device 10, a motor 101, a rotating shaft 102, a rotating cylinder with internal threads 103, a slot clamping block 104, a plate frame 105, a screw rod 106, a telescopic column 107, a supporting rod 108, a lower claw 109, a fixed bearing 110, a clamping strip 111 and a control switch group 11.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-5, the present invention provides a technical solution: a femur lesser trochanter fixing device for clinical bone fracture surgery comprises a base plate 1, an angle adjusting device 3, an upper fixing device 5 and a lower fixing device 10, wherein the base plate 1 provides a supporting and placing place for an upper device, the angle adjusting device 3 realizes the optimal adjustment of the inclination radian, a support plate 2 is arranged on the front side of the upper end of the base plate 1, the angle adjusting device 3 is arranged on the rear side of the support plate 2, the upper fixing device 5 and the lower fixing device 10 realize the clasping and fixing of the upper part and the lower part of a fracture part, the angle adjusting device 3 comprises an adjusting box 31, the adjusting box 31 provides the supporting and placing place for an inner device, an adjusting box 31 is arranged on the rear side of the support plate 2, a first bearing group 32 is arranged on one side of the inner bottom end of the adjusting box 31, the first bearing group 32 provides a rotary support for a driving rotary shaft 33 and a driving gear 34, the inner part of the first bearing group 32, a driving gear 34 is arranged at the inner end of the driving rotating shaft 33, the outer end of the driving rotating shaft 33 penetrates through the outer wall of the adjusting box 31, a knob 35 is arranged at the end, a bearing is arranged at the joint of the driving rotating shaft 33 and the adjusting box 31, a second bearing group 36 is arranged at the other side of the inner bottom end of the adjusting box 31, the second bearing group 36 provides a rotary support for a driven rotating shaft 37 and a driven gear 38, the driven rotating shaft 37 is rotatably connected inside the second bearing group 36, the driven gear 38 is arranged at the inner end of the driven rotating shaft 37, the outer end of the driven rotating shaft 37 penetrates through the outer wall of the adjusting box 31, a bearing is arranged at the joint of the driven rotating shaft 37 and the adjusting box 31, the driven gear 38 is correspondingly and rotatably connected with the driving gear 34, the knob 35 is rotated to realize the rotation of the driving rotating shaft 33 on the first bearing group 32, further realize the relative rotation of the driving gear 34 and, the inclination radian adjustment of the rotary drum 4 and the upper device is realized, the rotary drum 4 is arranged at the outer end of the driven rotary shaft 37 in the angle adjusting device 3, the rotary drum 4 provides a placing space for the upper device, the upper fixing device 5 is arranged at the front side of the cambered surface of the rotary drum 4, the upper fixing device 5 comprises a chute plate 51, the chute plate 51 provides a sliding place for the telescopic plate 52, the chute plate 51 is arranged at the front side of the cambered surface of the rotary drum 4, the telescopic plate 52 is arranged in the groove of the chute plate 51, the slide bar 53 is arranged on the right side surface of the telescopic plate 52, the slide bar 53 is in sliding connection with the notch of the chute plate 51, as the slide bar 53 is in sliding connection with the notch of the chute plate 51, the telescopic plate 52 is telescopic in the chute plate 51, the telescopic adjustment of the upper single claw 56 is realized, the handle 54 is arranged on the right side surface of the slide bar 53, the adjusting bolt 55 is arranged in the threaded hole, the bottom end thread of the adjusting bolt 55 is detachably connected with the right threaded hole of the expansion plate 52, the top end of the expansion plate 52 is provided with an upper single claw 56, the upper single claw 56 realizes the upper fixation of the fracture affected part, the threaded hole at the upper end of the surface of the upper single claw 56 in the upper fixing device 5 is internally provided with a bone nail 6, the bone nail 6 realizes the side fixation of the fracture affected part, the bone nail 6 is a titanium alloy hollow screw, the lower end of the bottom surface of a chute plate 51 in the upper fixing device 5 is provided with a support plate 7, the support plate 7 provides the supporting and placing functions for the upper device, the front side surface of the support plate 7 is provided with a chute track 8, the chute track 8 provides a sliding place for a track motor 9, the upper end of the chute track 8 is provided with a track motor 9, the track motor 9 slides up and down above the chute track 8 to realize the height adjustment of the upper device, the lower fixing device 10 comprises a motor 101, the front side surface of the track motor 9 is provided with the motor 101, the output end of the motor 101 is fixedly connected with the bottom end of a rotating shaft 102 through a coupler, the top end of the rotating shaft 102 is fixedly connected with the bottom surface of an internal thread rotating drum 103, the middle part of the outer surface of the internal thread rotating drum 103 is rotatably connected with a fixed bearing 110, a screw 106 is rotatably connected in the drum of the internal thread rotating drum 103, the top end of the screw 106 is rotatably connected with a telescopic column 107 through a bearing, clamping strips 111 are symmetrically arranged on the surface of the telescopic column 107, a plate frame 105 is symmetrically arranged on the front side surface of the motor 101, a clamping groove block 104 is arranged at the upper end of the inner side surface of the plate frame 105, the telescopic column 107 penetrates through a central through hole of the clamping groove block 104 and is provided with a support rod 108 at the end, lower claws 109 are symmetrically arranged on the, the motor 101 operates, the output shaft rotates to drive the rotating shaft 102 to rotate, and then the internal thread rotary drum 103 rotates in the track bearing, because the clamping strip 111 above the telescopic column 107 is clamped with the clamping groove in the central through hole of the clamping groove block 104, the screw 106 can stretch up and down in the internal thread rotary drum 103, the holding and fixing of the lower claw 109 and the upper single claw 56 are realized, the rear side of the support plate 2 is provided with the control switch group 11, the control switch group 11 regulates and controls the normal operation of the track motor 9 and the motor 101, the input end of the control switch group 11 is electrically connected with an external power supply, and the output end of the control switch group 11 is electrically connected with the input ends of the track.

When in use: the base plate 1 is placed in a working area, the knob 35 is rotated to realize the rotation of the driving rotating shaft 33 on the first bearing group 32, further realize the relative rotation of the driving gear 34 and the driven gear 38, further realize the rotation of the driven rotating shaft 37 on the second bearing group 36, further realize the inclination radian adjustment of the rotary drum 4 and the devices above, the tightness adjusting bolt 55 is adjusted, as the sliding strip 53 is connected in a sliding way at the notch of the sliding groove plate 51, the expansion of the expansion plate 52 in the sliding groove plate 51 is realized, the expansion adjustment of the single claw 56 above is realized, the upper hook of the affected part of the fracture is adjusted to the optimal position, through the regulation and control of the control switch group 11, the motor 101 operates, the output shaft rotates to drive the rotating shaft 102 to rotate, further realize the rotation of the internal thread rotary drum 103 in the track bearing, as the clamping strip 111 above the expansion column 107 is clamped with the clamping groove in the central through hole of the clamping, the lower claw 109 and the upper single claw 56 are fixed in an embracing mode, the femoral lesser trochanter is accurately and efficiently fixed under the condition that the bone nail 6 is fixed on the side face, a doctor can conveniently and safely perform further reduction operation, and after the operation is finished, all devices are restored to original shapes.

The invention has simple structure, realizes convenient use of the device by controlling the regulation and control of the switch group 11, brings great convenience to the use of medical care personnel, and can fix the upper part of the fracture part through the upper single claw 56 in the upper fixing device 5 and fix the lower part of the fracture part through the lower claw 109 in the lower fixing device 10 according to requirements, the upper single claw 56 is clasped with the lower claw 109, and the accurate and efficient fixation of the femoral lesser trochanter part is realized under the fixation of the side surface of the bone nail 6, thereby ensuring the accuracy and the safety of the further operation reduction treatment of doctors, lightening the work load of the personnel and improving the work efficiency of the doctors.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a little rotor fixing device of clinical bone fracture surgery thighbone, includes bottom plate (1), angle adjusting device (3), upper portion fixing device (5) and lower part fixing device (10), its characterized in that: a support plate (2) is arranged on the front side of the upper end of the bottom plate (1), an angle adjusting device (3) is arranged on the rear side of the support plate (2), a rotary drum (4) is arranged at the outer end of a driven rotary shaft (37) in the angle adjusting device (3), an upper fixing device (5) is arranged on the front side of the cambered surface of the rotary drum (4), bone nails (6) are arranged in threaded holes at the upper ends of the surfaces of upper single claws (56) in the upper fixing device (5), a support plate (7) is arranged at the lower end of the bottom surface of a sliding groove plate (51) in the upper fixing device (5), a sliding groove track (8) is arranged on the front side surface of the support plate (7), a track motor (9) is arranged at the upper end of the sliding groove track (8), a lower fixing device (10) is arranged on the front side surface of the track motor (9), a control switch group (11) is, the output end of the control switch group (11) is electrically connected with the input end of the track motor (9), the angle adjusting device (3) comprises an adjusting box (31), the rear side of the support plate (2) is provided with the adjusting box (31), one side of the inner bottom end of the adjusting box (31) is provided with a first bearing group (32), the inside of the first bearing group (32) is rotatably connected with a driving rotating shaft (33), the inner end of the driving rotating shaft (33) is provided with a driving gear (34), the outer side end of the driving rotating shaft (33) penetrates through the outer wall of the adjusting box (31) and is provided with a knob (35), the joint of the driving rotating shaft (33) and the adjusting box (31) is provided with a bearing, the other side of the inner bottom end of the adjusting box (31) is provided with a second bearing group (36), the inside of the second bearing group (36) is rotatably connected with a driven rotating shaft (37), and the inner end of the driven rotating shaft (, the outer side end of the driven rotating shaft (37) penetrates through the outer wall of the adjusting box (31), a bearing is arranged at the joint of the driven rotating shaft (37) and the adjusting box (31), the driven gear (38) is correspondingly and rotatably connected with the driving gear (34), the upper fixing device (5) comprises a sliding groove plate (51), a sliding groove plate (51) is arranged on the front side of the cambered surface of the rotary drum (4), an expansion plate (52) is arranged in a groove of the sliding groove plate (51), a sliding strip (53) is arranged on the right side surface of the expansion plate (52), the sliding strip (53) is slidably connected with a notch of the sliding groove plate (51), a handle (54) is arranged on the right side surface of the sliding strip (53), an adjusting bolt (55) is arranged in a threaded hole on the right side of the sliding groove plate (51), the bottom end thread of the adjusting bolt (55) is detachably connected with a threaded hole on the right side of the expansion plate (52), an upper single claw (56) is arranged, the lower fixing device (10) comprises a motor (101), a motor (101) is arranged on the front side face of the track motor (9), the output end of the motor (101) is connected with the bottom end of a rotating shaft (102) through a coupler in a fixed mode, the top end of the rotating shaft (102) is fixedly connected with the bottom face of an internal thread rotating cylinder (103), a fixed bearing (110) is connected to the middle of the outer surface of the internal thread rotating cylinder (103) in a rotating mode, a connecting screw rod (106) is connected into the cylinder of the internal thread rotating cylinder (103) in a rotating mode, the top end of the screw rod (106) is connected with a telescopic column (107) through a bearing in a rotating mode, clamping strips (111) are symmetrically arranged on the surface of the telescopic column (107), a plate frame (105) is symmetrically arranged on the front side face of the motor (101), a clamping groove block (104) is arranged at the upper end, the surperficial front side symmetry of branch (108) is equipped with down claw (109), card strip (111) all with draw-in groove joint in the central through-hole of draw-in groove piece (104), the cambered surface of the lower extreme medial surface fixed connection fixed bearing (110) of grillage (105), the input of the output electricity connecting motor (101) of control switch group (11).

2. The femoral lesser trochanter fixation device of clinical bone fracture surgery as claimed in claim 1 wherein: the bone nail (6) is a titanium alloy hollow screw.