CN210044109U

CN210044109U - Double-side pressurizable fracture reduction bone holder convenient for placing steel plate

Info

Publication number: CN210044109U
Application number: CN201920364512.4U
Authority: CN
Inventors: 李振峰; 杨瑞甫; 付立策; 张凯
Original assignee: Ninety-Eighth Hospital Of Joint Logistics Support Force Of Chinese People's Liberation Army
Current assignee: Ninety-Eighth Hospital Of Joint Logistics Support Force Of Chinese People's Liberation Army
Priority date: 2019-03-21
Filing date: 2019-03-21
Publication date: 2020-02-11
Anticipated expiration: 2029-03-21

Abstract

The utility model belongs to the technical field of orthopedic instruments, in particular to a bilateral pressurizable fracture reduction bone holder convenient for placing a steel plate, which comprises a shell, wherein two cavities are formed in the shell and are symmetrical about the center of the shell, a first bearing is clamped in the left side surface of the shell, a first rotating shaft is arranged in the first bearing in a penetrating manner, and a second bearing is fixedly connected to the right side surface of the inner wall of the cavity; when needs carry out the centre gripping to a certain position, at first will treat the centre gripping position and place the opposite face at first fixture block and second fixture block, move the adjustment disk through twisting this moment to can drive first pivot through the adjustment disk and rotate, and then drive the threaded rod through first pivot and rotate, the thread bush moves left under the effect of threaded rod this moment, and then drives connecting block and second fixture block through the thread bush and move left, until can be fixed firm with this position, thereby make things convenient for personnel's operation and can fix two sides.

Description

Double-side pressurizable fracture reduction bone holder convenient for placing steel plate

Technical Field

The utility model belongs to the technical field of orthopedics apparatus, concretely relates to make things convenient for two sides that steel sheet was placed can pressurize fracture reduction bone holder.

Background

The product of bone holder supplies the fixed usefulness that resets of bone surgery centre gripping skeleton, four limbs fracture, and the most steel sheet that can only be to the unilateral of current bone holder is fixed in the pressurization, and the length at the position can not be adjusted to the most bone holder that has now to bring the inconvenience for people.

SUMMERY OF THE UTILITY MODEL

To solve the problems set forth in the background art described above. The utility model provides a two-side pressurizable fracture reduction bone holder convenient for steel plate placement, which has the characteristics of realizing two-side fixation and convenient fixation.

In order to achieve the above object, the utility model provides a following technical scheme: a bilateral pressurizable fracture reduction bone holder convenient for placing a steel plate comprises a shell, wherein two cavities are formed in the shell and are symmetrical with respect to the center of the shell, a first bearing is clamped in the left side surface of the shell, a first rotating shaft is arranged in the first bearing in a penetrating manner, a second bearing is fixedly connected to the right side surface of the inner wall of the cavity, a second rotating shaft is arranged in the second bearing in a penetrating manner, the opposite surface of the second rotating shaft and the first rotating shaft is fixedly connected with the same threaded rod, the outer surface of the threaded rod is in threaded connection with a threaded sleeve, the top of the threaded sleeve is fixedly connected with a connecting block, two first sliding blocks are arranged on the front surface of the shell, the two first sliding grooves are symmetrical with respect to the center of the shell, the outer surface of the connecting block is in lap joint with the inner wall of the first sliding grooves, and a second clamping, the utility model discloses a novel fixing device for a barrel, including casing, first fixture block, second fixture block, the front fixedly connected with of casing, two first fixture blocks, the second fixture block is located the center of two first fixture block opposite faces, the bottom fixedly connected with fixed block of casing, the bottom fixedly connected with dead lever of fixed block, the dead lever is located the inside of barrel, the second spout has all been seted up to the left surface and the right flank of barrel inner wall, two sliders of outer fixed surface connection of dead lever, and the surface of two sliders respectively with the inner wall overlap joint of two second spouts.

Preferably, a plurality of clamping grooves are formed in the right side face of the fixing rod, and the clamping grooves are uniformly distributed on the outer surface of the fixing rod.

Preferably, a through hole is formed in the right side face of the barrel, a baffle is fixedly connected to the right side face of the barrel, and the baffle is located on the right side of the through hole.

Preferably, a sliding rod penetrates through the through hole and the baffle, one end of the sliding rod is in lap joint with the inner wall of the clamping groove, and the other end of the sliding rod is fixedly connected with a fixing plate.

Preferably, the outer surface of the sliding rod is sleeved with a spring, one end of the spring is fixedly connected with the right side face of the baffle, and the other end of the spring is fixedly connected with the left side face of the fixing plate.

Preferably, the left end of the first rotating shaft is fixedly connected with an adjusting disc, and the adjusting disc is located in the center of the first rotating shaft.

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

1. the utility model discloses, through setting up first spout, the second fixture block, the adjustment disk, first pivot, first bearing, the connecting block, the threaded rod, the thread bush, the cavity, second pivot and second bearing, when needs carry out the centre gripping to a certain position, at first will treat the centre gripping position and place the opposite face at first fixture block and second fixture block, move the adjustment disk through twisting this moment, thereby can drive first pivot through the adjustment disk and rotate, and then drive the threaded rod through first pivot and rotate, the thread bush moves left under the effect of threaded rod this moment, and then drive connecting block and second fixture block through the thread bush and move left, until can be fixed firm with this position, thereby make things convenient for personnel's operation and can fix two sides.

2. The utility model discloses, through setting up the fixed block, the dead lever, the second spout, the slider, the draw-in groove, barrel and slide bar, when the length of handheld part is adjusted to needs, at this moment at first stimulate the fixed plate right, the spring receives the tensile force extension of rightwards this moment, thereby can drive the slide bar through the fixed plate and remove right, the one end that until the slide bar breaks away from the draw-in groove completely, thereby can stimulate the barrel from top to bottom this moment, satisfy people's demand until length, loosen the fixed plate this moment, thereby can utilize spring self elasticity to make slide bar automatic re-setting, and then can go into the different draw-in grooves with the slide bar card.

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 front view of a cross-sectional structure of the present invention;

fig. 2 is a schematic sectional view of the top view of the housing of the present invention;

FIG. 3 is an enlarged schematic structural view of the position A of the present invention;

in the figure: 1. a housing; 2. a first clamping block; 3. a first chute; 4. a second fixture block; 5. an adjusting disk; 6. a first rotating shaft; 7. a first bearing; 8. a fixed block; 9. fixing the rod; 10. a card slot; 11. a barrel; 12. a second chute; 13. a slider; 14. connecting blocks; 15. a threaded rod; 16. a threaded sleeve; 17. a cavity; 18. a second rotating shaft; 19. a second bearing; 20. a slide bar; 21. a through hole; 22. a baffle plate; 23. a fixing plate; 24. a spring.

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.

Examples

Referring to fig. 1-3, the present invention provides the following technical solutions: a double-side pressurizable fracture reduction bone holder convenient for steel plate placement comprises a shell 1, wherein two cavities 17 are formed in the shell 1, the two cavities 17 are symmetrical with respect to the center of the shell 1, a first bearing 7 is clamped in the left side of the shell 1, a first rotating shaft 6 is arranged in the first bearing 7 in a penetrating manner, a second bearing 19 is fixedly connected to the right side face of the inner wall of each cavity 17, a second rotating shaft 18 is arranged in the second bearing 19 in a penetrating manner, the opposite face of the second rotating shaft 18 and the opposite face of the first rotating shaft 6 are fixedly connected with a same threaded rod 15, the outer surface of the threaded rod 15 is in threaded connection with a threaded sleeve 16, a connecting block 14 is fixedly connected to the top of the threaded sleeve 16, two first sliding blocks 13 are formed in the front face of the shell 1, the two first sliding grooves 3 are symmetrical with respect to the center of the shell 1, and the outer surface of the connecting block 14 is, the front of the connecting block 14 is fixedly connected with a second clamping block 4, the front of the shell 1 is fixedly connected with two first clamping blocks 2, the second clamping block 4 is positioned at the center of the opposite surfaces of the two first clamping blocks 2, the bottom of the shell 1 is fixedly connected with a fixed block 8, the bottom of the fixed block 8 is fixedly connected with a fixed rod 9, the fixed rod 9 is positioned in the barrel 11, the left side surface and the right side surface of the inner wall of the barrel 11 are both provided with second chutes 12, the outer surface of the fixed rod 9 is fixedly connected with two sliders 13, and the outer surfaces of the two sliders 13 are respectively lapped with the inner walls of the two second chutes 12, the utility model discloses a connecting device, through arranging a first chute 3, a second clamping block 4, an adjusting disc 5, a first rotating shaft 6, a first bearing 7, a connecting block 14, a threaded rod 15, a threaded sleeve 16, a cavity 17, a second rotating, when needs carry out the centre gripping to a certain position, at first will treat the centre gripping position and place the opposite face at first fixture block 2 and second fixture block 4, through twisting the adjusting disk 5 this moment, thereby can drive first pivot 6 through adjusting disk 5 and rotate, and then drive threaded rod 15 through first pivot 6 and rotate, the thread bush 16 moves left under the effect of threaded rod 15 this moment, and then drives connecting block 14 and second fixture block 4 through thread bush 16 and move left, until can be fixed firm with this position, thereby make things convenient for personnel's operation and can fix two sides.

Specifically, a plurality of clamping grooves 10 are formed in the right side face of the fixing rod 9, the clamping grooves 10 are evenly distributed on the outer surface of the fixing rod 9, and the clamping grooves 10 are arranged, so that the barrel 11 and the fixing rod 9 can be fixed through the sliding rod 20.

Specifically, through-hole 21 has been seted up to the inside of barrel 11 right flank, the right flank fixedly connected with baffle 22 of barrel 11, baffle 22 is located through-hole 21 right side, through setting up baffle 22 to can make slide bar 20 more stable at the in-process that removes.

Specifically, a sliding rod 20 penetrates through the through hole 21 and the baffle 22, one end of the sliding rod 20 is in lap joint with the inner wall of the clamping groove 10, and the other end of the sliding rod 20 is fixedly connected with a fixing plate 23 and can fix the position of the barrel 11 by arranging the sliding rod 20.

Specifically, the outer surface of the sliding rod 20 is sleeved with a spring 24, one end of the spring 24 is fixedly connected with the right side surface of the baffle 22, the other end of the spring 24 is fixedly connected with the left side surface of the fixing plate 23, and the spring 24 is arranged, so that the sliding rod 20 can be automatically reset by utilizing the self elasticity of the spring 24.

Specifically, the left end fixedly connected with adjustment disk 5 of first pivot 6 through setting up adjustment disk 5 to make things convenient for people to rotate first pivot 6, and adjustment disk 5 is located the center of first pivot 6.

The utility model discloses a theory of operation and use flow: when the length of the hand-held part needs to be adjusted, the fixing plate 23 is pulled rightwards at first, the spring 24 is stretched by the tensile force rightwards at the moment, so that the slide bar 20 can be driven to move rightwards through the fixing plate 23 until one end of the slide bar 20 is completely separated from the clamping groove 10, the barrel body 11 can be pulled upwards and downwards at the moment, meanwhile, the slide block 13 slides upwards and downwards on the inner wall of the second sliding groove 12 until the length meets the requirements of people, the fixing plate 23 is loosened at the moment, so that the slide bar 20 can be automatically reset by utilizing the self elastic force of the spring 24, the slide bar 20 can be clamped into different clamping grooves 10, the position of the barrel body 11 can be fixed, when a certain part needs to be clamped, the part to be clamped is firstly placed on the opposite surfaces of the first clamping block 2 and the second clamping block 4, at the moment, and then the threaded rod 15 is driven to rotate through the first rotating shaft 6, at the moment, the threaded sleeve 16 moves leftwards under the action of the threaded rod 15, and then the connecting block 14 and the second fixture block 4 are driven to move leftwards through the threaded sleeve 16 until the part can be firmly fixed, so that clamping is completed.

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 a two sides that make things convenient for steel sheet to place can pressurize fracture reduction bone holder, includes casing (1), its characterized in that: two cavities (17) are formed in the shell (1), the two cavities (17) are symmetrical with respect to the center of the shell (1), a first bearing (7) is clamped in the left side surface of the shell (1), a first rotating shaft (6) is arranged in the first bearing (7) in a penetrating manner, a second bearing (19) is fixedly connected to the right side surface of the inner wall of the cavity (17), a second rotating shaft (18) is arranged in the second bearing (19) in a penetrating manner, the opposite surfaces of the second rotating shaft (18) and the first rotating shaft (6) are fixedly connected with the same threaded rod (15), a threaded sleeve (16) is connected to the outer surface of the threaded rod (15) in a threaded manner, a connecting block (14) is fixedly connected to the top of the threaded sleeve (16), two first sliding blocks (13) are arranged on the front surface of the shell (1), and the two first sliding grooves (3) are symmetrical with respect to the center of the shell, the outer surface of the connecting block (14) is overlapped with the inner wall of the first sliding chute (3), the front surface of the connecting block (14) is fixedly connected with a second clamping block (4), the front surface of the shell (1) is fixedly connected with two first clamping blocks (2), the second fixture block (4) is positioned at the center of the opposite surfaces of the two first fixture blocks (2), the bottom of the shell (1) is fixedly connected with a fixed block (8), the bottom of the fixed block (8) is fixedly connected with a fixed rod (9), the fixed rod (9) is positioned inside the cylinder body (11), the left side surface and the right side surface of the inner wall of the cylinder body (11) are both provided with a second sliding chute (12), the outer surface of the fixed rod (9) is fixedly connected with two sliding blocks (13), and the outer surfaces of the two sliding blocks (13) are respectively lapped with the inner walls of the two second sliding grooves (12).

2. The bilateral pressurizable fracture reduction bone holder facilitating steel plate placement of claim 1, wherein: a plurality of clamping grooves (10) are formed in the right side face of the fixing rod (9), and the clamping grooves (10) are uniformly distributed on the outer surface of the fixing rod (9).

3. The bilateral pressurizable fracture reduction bone holder facilitating steel plate placement of claim 1, wherein: through-hole (21) have been seted up to the inside of barrel (11) right flank, the right flank fixedly connected with baffle (22) of barrel (11), baffle (22) are located the positive right side of through-hole (21).

4. The bilateral pressurizable fracture reduction bone holder facilitating steel plate placement of claim 3, wherein: a sliding rod (20) penetrates through the through hole (21) and the baffle (22), one end of the sliding rod (20) is in lap joint with the inner wall of the clamping groove (10), and the other end of the sliding rod (20) is fixedly connected with a fixing plate (23).

5. The bilateral pressurizable fracture reduction bone holder facilitating steel plate placement of claim 4, wherein: the outer surface of the sliding rod (20) is sleeved with a spring (24), one end of the spring (24) is fixedly connected with the right side face of the baffle plate (22), and the other end of the spring (24) is fixedly connected with the left side face of the fixing plate (23).

6. The bilateral pressurizable fracture reduction bone holder facilitating steel plate placement of claim 1, wherein: the left end fixedly connected with adjusting disk (5) of first pivot (6), and adjusting disk (5) are located the center of first pivot (6).