CN212679361U - Bone wound traction stretching device - Google Patents

Bone wound traction stretching device Download PDF

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Publication number
CN212679361U
CN212679361U CN202020663017.6U CN202020663017U CN212679361U CN 212679361 U CN212679361 U CN 212679361U CN 202020663017 U CN202020663017 U CN 202020663017U CN 212679361 U CN212679361 U CN 212679361U
Authority
CN
China
Prior art keywords
frame
traction
stretching device
bone wound
telescopic machanism
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
CN202020663017.6U
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Chinese (zh)
Inventor
谭钝
童作明
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Loudi Central Hospital
Original Assignee
Loudi Central Hospital
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Loudi Central Hospital filed Critical Loudi Central Hospital
Priority to CN202020663017.6U priority Critical patent/CN212679361U/en
Application granted granted Critical
Publication of CN212679361U publication Critical patent/CN212679361U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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  • Orthopedics, Nursing, And Contraception (AREA)

Abstract

The utility model provides a bone wound pulls stretching device, include the cassette structure of being connected with the bed edge block and fix the setting and be in the structural screw-nut elevating system of cassette, wherein, still include telescopic machanism and limbs traction frame, telescopic machanism sets up on screw-nut elevating system's the lift shell, just telescopic machanism moves along the horizontal direction, the limbs traction frame sets up telescopic machanism's preceding tip. This application is fixed reliable, use and accomodate the convenience.

Description

Bone wound traction stretching device
Technical Field
The utility model relates to a medical instrument, in particular to a bone wound traction and stretching device.
Background
The bone defect mainly comprises two parts of bone defect and defect repair, the bone defect is a common disease in clinical suspicion and is one of the abundant problems in intensive orthopedic treatment; the existing methods for treating bone defects include autologous bone and allogeneic bone transplantation, tissue engineering technology, gene therapy rejection methods, growth factors, auxiliary therapy of physical therapy and the like. Traction therapy is a widely applied treatment method in orthopedic treatment, and the traction therapy is to achieve restitution and maintain reduction by using proper continuous traction force. The existing traction and stretching device is usually fixedly installed by clamping a clamping seat structure and a bed edge, and the situation of unreliable fixation can occur due to poor parallelism of the upper side surface and the lower side surface of the bed edge.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a fixed reliable, use and accomodate convenient bone wound traction stretching device.
In order to solve the technical problem, the utility model provides a following technical scheme:
the utility model provides a bone wound pulls stretching device, includes and is in with fixed the setting with the cassette structure that the bed edge block is connected the structural screw-nut elevating system of cassette, wherein, still includes telescopic machanism and limbs traction frame, telescopic machanism sets up on screw-nut elevating system's the lift shell, just telescopic machanism moves along the horizontal direction, limbs traction frame sets up telescopic machanism's preceding tip.
Furthermore, the telescopic mechanism comprises a second motor arranged on the lifting shell, a second screw rod fixedly connected with an output shaft of the second motor and an intersection-shear type telescopic frame, one end of the intersection-shear type telescopic frame is connected with the second screw rod, and the other end of the intersection-shear type telescopic frame is connected with the limb traction frame.
Furthermore, the cross-shear type telescopic frame does horizontal telescopic motion in a vertical plane.
Furthermore, the limb traction frame comprises a hanging rod, a swinging block pivoted at the bottom of the hanging rod and a binding band arranged on the swinging block, a convex block fixedly arranged at the top of the hanging rod is pivoted with an upper cantilever of the cross-shear type expansion frame, and a joining block in sliding fit with a T-shaped groove of the hanging rod is pivoted with a lower cantilever of the cross-shear type expansion frame.
Furthermore, one end of the binding band is connected with one side of the swinging block, and the other end of the binding band penetrates through the through hole on the other side of the swinging block to enable the hair surface and the hook surface on the outer side surface of the binding band to be bonded together.
Furthermore, the swinging block swings along the extending direction of the limbs, an arc-shaped groove is formed in the bottom surface of the swinging block, and a spongy cushion is arranged in the arc-shaped groove.
Further, the clamping seat structure comprises a C-shaped clamping seat, a guide shaft is arranged in a bayonet of the C-shaped clamping seat, a floating clamping plate and a spring are sleeved on the guide shaft, a locking bolt on the C-shaped clamping seat is pressed against the bottom of the floating clamping plate, the spring is located above the floating clamping plate, a swingable semi-cylinder is embedded on the top surface of the floating clamping plate, and the plane of the semi-cylinder faces upwards.
Furthermore, two arc-shaped grooves are respectively formed in two end faces of the semi-cylinder, and two limiting screws fixedly arranged on the floating clamping plate are respectively inserted into the corresponding arc-shaped grooves.
According to the above technical scheme, the utility model discloses following beneficial effect has:
because the telescopic mechanism is used for adjusting the transverse position, the volume can be reduced when the telescopic mechanism is not used, and the telescopic mechanism is convenient to store;
the telescopic mechanism is the cross-shear type telescopic frame, so the position of the limb traction frame is adjusted quickly and the use is convenient;
because the limb traction frame comprises the suspension rod, the swinging block pivoted at the bottom of the suspension rod and the binding band arranged on the swinging block, the swinging block can swing along with the limb in the lifting process, thereby avoiding the extrusion contusion of the fixed position;
because the top surface of the floating clamp plate of the clamp seat structure is embedded with the swingable semi-cylinder, the semi-cylinder swings to be attached to the bed edge during clamping, so that the contact area between the clamp seat structure and the bed edge is increased, further the friction force is increased, and the connection is reliable.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the provided drawings without creative efforts.
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a schematic structural view of the limb traction frame of the present invention.
Description of reference numerals: the device comprises a clamping seat structure 1, a C-shaped clamping seat 11, a guide shaft 12, a floating clamping plate 13, a spring 14, a locking bolt 15, a semi-cylinder 16, a limit screw 17, a screw rod nut lifting mechanism 2, a shell 21, a first guide groove 211, a first motor 22, a first screw rod 23, a lifting shell 24, a telescopic mechanism 3, a second motor 31, a second screw rod 32, an intersecting type telescopic frame 33, a limb traction frame 4, a hanging rod 41, a swinging block 42, an arc-shaped groove 421, a sponge mat 422, a perforation 423, a binding band 43, a hair surface 44 and a hook surface 45.
Detailed Description
The embodiments of the invention will be described in detail below with reference to the drawings, but the invention can be implemented in many different ways as defined and covered by the claims.
The present invention will be further explained with reference to fig. 1 to 2, as shown in fig. 1, a bone wound traction and stretching device comprises a clamping seat structure 1 connected with a bed edge in a clamping manner, a screw nut lifting mechanism 2 fixedly arranged on the clamping seat structure 1, a stretching mechanism 3 and a limb traction frame 4, wherein the screw nut lifting mechanism 2 comprises a housing 21 fixedly arranged on the clamping seat structure 1 and having an opening at one end, a first motor 22 is arranged in the housing 21, an output shaft of the first motor 22 is connected with a first screw 23, a lifting shell 24 having an opening at one side is arranged on the first screw 23, the first screw 23 drives the lifting shell 24 to do lifting motion along a first guide groove 211 on the inner side wall of the opening of the housing 21, the stretching mechanism 3 is arranged on the lifting shell 24, and the stretching mechanism 3 moves along a horizontal direction, the limb traction frame 4 is arranged at the front end part of the telescopic mechanism 3.
The telescopic mechanism 3 comprises a second motor 31 arranged in the lifting shell 24, a second screw rod 32 fixedly connected with an output shaft of the second motor 31 and an intersecting type telescopic frame 33, one end of the intersecting type telescopic frame 33 is connected with the second screw rod 32 with bidirectional threads, the other end of the intersecting type telescopic frame 33 is connected with the limb traction frame 4, the second screw rod 32 and the first screw rod 23 are parallel to each other, so that the intersecting type telescopic frame 33 horizontally stretches in a vertical plane, when the telescopic mechanism is not used, the intersecting type telescopic frame 33 contracts, reduces the size and is convenient to store, and the intersecting type telescopic frame 33 is adjusted quickly, so that the telescopic mechanism is convenient to use and high in working efficiency.
As shown in fig. 1 and 2, the limb traction frame 4 includes a suspension rod 41, a swing block 42 pivoted to the bottom of the suspension rod 41, and a strap 43 disposed on the swing block 42, wherein a protrusion fixedly disposed on the top of the suspension rod 41 is pivoted to the upper suspension arm of the cross-cut type expansion frame 33, a joining block slidably fitted to the T-shaped groove of the suspension rod 41 is pivoted to the lower suspension arm of the cross-cut type expansion frame 33, so that the suspension rod 41 is always kept in a vertical state to prevent the limb from swinging, wherein the swing block 42 swings along the extension direction of the limb to facilitate the angle adjustment of the strap 43 along the limb, thereby preventing the fixed position from being squeezed or contused, an arc groove 421 is disposed on the bottom surface of the swing block 42, and a sponge pad 422 is disposed in the arc groove 421 to prevent the limb from being crushed or damaged.
One end of the binding band 43 is connected with one side of the swinging block 42, and the other end of the binding band 43 passes through the through hole 423 on the other side of the swinging block 42 to bond the hair surface 44 and the hook surface 45 on the outer side surface of the binding band 43 together, so that the binding band is convenient for people of different shapes to use.
The clamping seat structure 1 comprises a C-shaped clamping seat 11, a guide shaft 12 is arranged in a bayonet of the C-shaped clamping seat 11, a floating clamping plate 13 and a spring 14 are sleeved on the guide shaft 12 and are arranged at the bottom of the floating clamping plate 13 in a propping mode through a locking bolt 15 on the C-shaped clamping seat 11, the spring 14 is located above the floating clamping plate 13, a swingable semi-cylinder 16 is embedded on the top surface of the floating clamping plate 13, the plane of the semi-cylinder 16 faces upwards, two end faces of the semi-cylinder 16 are respectively provided with an arc-shaped groove, the two limiting screws 17 on the floating clamping plate 13 are fixedly arranged in the corresponding arc-shaped grooves respectively, and in the clamping process, the semi-cylinder 16 swings as required to increase the contact area with multiple bed edges, so that the installation firmness is increased, and the installation is reliable.
The above is only a preferred embodiment of the present invention, and is not intended to limit the present invention, and various modifications and changes will occur to those skilled in the art. 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 (8)

1. The utility model provides a bone wound pulls stretching device, includes and is in with fixed the setting with cassette structure (1) that the bed edge block is connected feed screw nut elevating system (2) on cassette structure (1), its characterized in that still includes telescopic machanism (3) and limbs traction frame (4), telescopic machanism (3) set up on lifting shell (24) of feed screw nut elevating system (2), just telescopic machanism (3) move along the horizontal direction, limbs traction frame (4) set up the preceding tip of telescopic machanism (3).
2. The bone wound traction and stretching device as claimed in claim 1, wherein the stretching mechanism (3) comprises a second motor (31) arranged on the lifting shell (24), a second screw rod (32) fixedly connected with an output shaft of the second motor (31), and an intersecting type stretching frame (33), one end of the intersecting type stretching frame (33) is connected with the second screw rod (32), and the other end of the intersecting type stretching frame (33) is connected with the limb traction frame (4).
3. The bone wound distraction device of claim 2, wherein the scissor jack (33) is horizontally telescoped in a vertical plane.
4. The bone wound traction and stretching device as claimed in claim 2, wherein the limb traction frame (4) comprises a suspension rod (41), a swinging block (42) pivoted at the bottom of the suspension rod (41) and a binding band (43) arranged on the swinging block (42), a lug fixedly arranged at the top of the suspension rod (41) is pivoted with the upper cantilever of the scissors-type telescopic frame (33), and a joint block in sliding fit with the T-shaped groove of the suspension rod (41) is pivoted with the lower cantilever of the scissors-type telescopic frame (33).
5. The bone wound traction and stretching device as claimed in claim 4, wherein one end of the binding band (43) is connected with one side of the swing block (42), and the other end of the binding band (43) passes through the through hole (423) on the other side of the swing block (42) to bond the hair surface (44) and the hook surface (45) on the outer side of the binding band (43).
6. The bone wound traction stretching device as claimed in claim 4, wherein the swinging block (42) swings along the extending direction of the limb, the bottom surface of the swinging block (42) is provided with an arc-shaped groove (421), and the sponge pad (422) is arranged in the arc-shaped groove (421).
7. The bone wound traction stretching device as claimed in claim 1, wherein the clamping seat structure (1) comprises a C-shaped clamping seat (11), a guide shaft (12) is arranged in a bayonet of the C-shaped clamping seat (11), a floating clamping plate (13) and a spring (14) are sleeved on the guide shaft (12), a locking bolt (15) arranged on the C-shaped clamping seat (11) is pressed against the bottom of the floating clamping plate (13), the spring (14) is positioned above the floating clamping plate (13), a swingable semi-cylinder (16) is embedded on the top surface of the floating clamping plate (13), and the plane of the semi-cylinder (16) faces upwards.
8. The bone wound traction and stretching device as claimed in claim 7, wherein an arc-shaped groove is respectively arranged on the two end faces of the semi-cylinder (16), and two limit screws (17) fixedly arranged on the floating splint (13) are respectively inserted into the corresponding arc-shaped grooves.
CN202020663017.6U 2020-04-27 2020-04-27 Bone wound traction stretching device Expired - Fee Related CN212679361U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202020663017.6U CN212679361U (en) 2020-04-27 2020-04-27 Bone wound traction stretching device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202020663017.6U CN212679361U (en) 2020-04-27 2020-04-27 Bone wound traction stretching device

Publications (1)

Publication Number Publication Date
CN212679361U true CN212679361U (en) 2021-03-12

Family

ID=74886049

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202020663017.6U Expired - Fee Related CN212679361U (en) 2020-04-27 2020-04-27 Bone wound traction stretching device

Country Status (1)

Country Link
CN (1) CN212679361U (en)

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GR01 Patent grant
GR01 Patent grant
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20210312

CF01 Termination of patent right due to non-payment of annual fee