CN208905689U - A kind of orthopaedics reduction pinning device - Google Patents
A kind of orthopaedics reduction pinning device Download PDFInfo
- Publication number
- CN208905689U CN208905689U CN201821055918.6U CN201821055918U CN208905689U CN 208905689 U CN208905689 U CN 208905689U CN 201821055918 U CN201821055918 U CN 201821055918U CN 208905689 U CN208905689 U CN 208905689U
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- circular
- wall
- hole
- groove
- blocks
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Abstract
The utility model discloses a kind of orthopaedics reduction pinning devices, including handle, the side of the handle is fixedly installed with link block, link block offers mounting groove far from the side of handle, fixing sleeve is equipped with fixture block on the inner wall of mounting groove, and the side of fixture block offers circular hole, and mounting groove is fixedly installed with servo motor on the side inner wall far from opening, connecting shaft is fixedly installed on the output shaft of servo motor, one end of connecting shaft through circular hole and extends to outside mounting groove.The utility model structure is simple, it is easy to use, when needing to lock the bone nail of different bores, can the locking of different bore bone nails very easily be realized by replacing the latch segment of different model, the latch segment that medical worker need to only prepare a pinning device and several different models can realize the locking of different bore bone nails, bring convenience to medical worker.
Description
Technical field
The utility model relates to the field of medical instrument technology more particularly to a kind of orthopaedics reduction pinning devices.
Background technique
Currently, generally mostly using bone nail and pinning mechanism in the treatment of the reduction of the fracture, cooperation external fixator for orthopedics dep makes
With the function of the bone nail and pinning mechanism is mainly that bone nail is squeezed into bone, is generally all offered on the outer wall of this bone nail outer
Screw thread, then nut is tightened on bone nail using the pinning device equipped with nut by medical worker, realizes the fixation to bone nail.
But in the prior art, since the degree of each patient bone injury is different, the bore for the bone nail squeezed into
Also different, medical worker needs to prepare the pinning device of multiple and different size model numbers come consolidating to the different bone nails for realizing different bores
It is fixed, medical treatment cost is improved, brings inconvenience to medical worker, therefore the utility model proposes a kind of orthopaedics reduction pinning devices to come
It solves the above problems.
Utility model content
Purpose of the utility model is to solve disadvantages existing in the prior art, and a kind of orthopaedics reduction lock proposed
Follow closely device.
To achieve the goals above, the utility model adopts the technical scheme that a kind of orthopaedics reduction pinning device, including
Handle, the side of the handle are fixedly installed with link block, and the link block offers mounting groove far from the side of handle, described
Fixing sleeve is equipped with fixture block on the inner wall of mounting groove, and the side of the fixture block offers circular hole, and mounting groove is far from the side being open
It is fixedly installed with servo motor on wall, is fixedly installed with connecting shaft on the output shaft of the servo motor, the one of the connecting shaft
End is through circular hole and extends to outside mounting groove, and one end that the connecting shaft is located at outside mounting groove is fixedly installed with mounting blocks, described
Mounting blocks offer card slot far from the side of connecting shaft, latch segment are arranged in the card slot, and the side of latch segment extends to
Outside card slot, the side that the latch segment is located at outside card slot offers nut groove, and the nut groove is far from the side inner wall being open
The first circular groove is offered, square hole is symmetrically offered on the two sides inner wall of the card slot, movable sleeve is equipped with bar blocks in the square hole,
And the two sides of bar blocks all extend to outside square hole, the two sides of the mounting blocks are symmetrically welded with supporting block, and two bar blocks are mutual
Separate side symmetrically offers the second circular groove, and movable sleeve is equipped with circular shaft in second circular groove, and one end of circular shaft extends to
Outside second circular groove, one end that the circular shaft is located at outside the second circular groove is welded with the first angular wheel, the two sides pair of the mounting blocks
Claim to be equipped with the through-hole being provided with respectively in two supporting blocks, movable sleeve is equipped with connecting rod in through-hole, and the both ends of connecting rod all extend to
Outside through-hole, one end of the connecting rod is welded with the second angular wheel, and second angular wheel is engaged with the first angular wheel, and two
A bar blocks side close to each other is symmetrically welded with clamping plate, and two clamping plates are in close contact with latch segment.
Preferably, the two sides of the link block are symmetrically arranged with the fixed Anti-slip cover being set on handle, the circular hole it is interior
Regulation is arranged with first bearing on wall, and the connecting shaft rotation is set in first bearing.
Preferably, the two sides of the bar blocks symmetrically offer sliding slot, are symmetrically welded on the two sides inner wall of the square hole
Sliding block, two sliding blocks are slidably mounted on respectively in two sliding slots.
Preferably, two sliding blocks side close to each other, which symmetrically rolls, is inlaid with ball, and two balls roll installation respectively
In corresponding sliding slot.
Preferably, internal screw thread is offered on the inner wall of second circular groove, offers external screw thread on the outer wall of the circular shaft,
Second circular groove is threadedly coupled by internal screw thread with external screw thread with circular shaft.
Preferably, fixing sleeve is equipped with second bearing on the inner wall of the through-hole, and the link rotatable is set in second bearing
Interior, the connecting rod is welded with barre far from one end of the second angular wheel.
Compared with prior art, the utility model has the beneficial effects that passing through handle, link block, mounting groove, fixture block, circle
Hole, servo motor, connecting shaft, mounting blocks, card slot, latch segment, nut groove, the first circular groove, square hole, bar blocks, supporting block, second
Circular groove, circular shaft, the first angular wheel, through-hole, connecting rod, the second angular wheel and clamping plate match, when needs are to different bores
When bone nail is locked, the locking of different bore bone nails very easily can be realized by replacing the latch segment of different model,
The latch segment that medical worker need to only prepare a pinning device and several different models can realize the lock of different bore bone nails
Tightly, convenience is brought to medical worker；
The utility model structure is simple, easy to use, can be very square when needing to lock the bone nail of different bores
Just realize the locking of different bore bone nails by replacing the latch segment of different model, medical worker need to only prepare a pinning
Device and the latch segment of several different models can realize the locking of different bore bone nails, bring convenience to medical worker.
Detailed description of the invention
Fig. 1 be the utility model proposes a kind of orthopaedics reduction pinning device main view schematic cross-sectional view；
Fig. 2 is the structural schematic diagram that a kind of orthopaedics reduction pinning device of the utility model is overlooked；
Fig. 3 is a kind of schematic cross-sectional view of the part A of orthopaedics reduction pinning device of the utility model.
In figure: 1, handle；2, link block；3, mounting groove；4, fixture block；5, circular hole；6, servo motor；7, connecting shaft；8, pacify
Fill block；9, card slot；10, latch segment；11, nut groove；12, the first circular groove；13, square hole；14, bar blocks；15, supporting block；16,
Two circular grooves；17, circular shaft；18, the first angular wheel；19, through-hole；20, connecting rod；21, the second angular wheel；22, clamping plate.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
Fig. 1-3 is please referred to, the utility model provides a kind of technical solution: a kind of orthopaedics reduction pinning device, including handle 1,
The side of handle 1 is fixedly installed with link block 2, and link block 2 offers mounting groove 3 far from the side of handle 1, mounting groove 3 it is interior
Fixing sleeve is equipped with fixture block 4 on wall, and the side of fixture block 4 offers circular hole 5, the fixed peace on the side inner wall far from opening of mounting groove 3
Equipped with servo motor 6, connecting shaft 7 is fixedly installed on the output shaft of servo motor 6, one end of connecting shaft 7 through circular hole 5 and is prolonged
It extends to outside mounting groove 3, one end that connecting shaft 7 is located at outside mounting groove 3 is fixedly installed with mounting blocks 8, and mounting blocks 8 are far from connecting shaft 7
Side offer card slot 9, latch segment 10 is arranged in card slot 9, and the side of latch segment 10 extends to outside card slot 9, latch segment
10 sides for being located at outside card slot 9 offer nut groove 11, and nut groove 11 offers the first circular groove on the side inner wall far from opening
12, square hole 13 is symmetrically offered on the two sides inner wall of card slot 9, movable sleeve is equipped with bar blocks 14 in square hole 13, and bar blocks 14
Two sides all extend to outside square hole 13, and the two sides of mounting blocks 8 are symmetrically welded with supporting block 15, two bar blocks 14 be located remotely from each other one
Side symmetrically offers the second circular groove 16, and movable sleeve is equipped with circular shaft 17 in the second circular groove 16, and one end of circular shaft 17 extends to second
Outside circular groove 16, one end that circular shaft 17 is located at outside the second circular groove 16 is welded with the first angular wheel 18, and the two sides of mounting blocks 8 are symmetrically set
There is the through-hole 19 being provided in two supporting blocks 15 respectively, movable sleeve is equipped with connecting rod 20 in through-hole 19, and the both ends of connecting rod 20 are equal
It extends to outside through-hole 19, one end of connecting rod 20 is welded with the second angular wheel 21, the second angular wheel 21 and the first angular wheel
18 engagements, two sides close to each other of bar blocks 14 are symmetrically welded with clamping plate 22, and two clamping plates 22 are close with latch segment 10
Contact；
The two sides of link block 2 are symmetrically arranged with the fixed Anti-slip cover being set on handle 1, provide to be arranged on the inner wall of circular hole 5
There is first bearing, the rotation of connecting shaft 7 is set in first bearing, and the two sides of bar blocks 14 symmetrically offer sliding slot, square hole 13
Sliding block is symmetrically welded on the inner wall of two sides, two sliding blocks are slidably mounted on respectively in two sliding slots, and two sliding blocks are close to each other
Side symmetrically rolls and is inlaid with ball, and two balls roll respectively to be mounted in corresponding sliding slot, the inner wall of the second circular groove 16
On offer internal screw thread, offer external screw thread on the outer wall of circular shaft 17, the second circular groove 16 passes through internal screw thread and outer spiral shell with circular shaft 17
Line is threadedly coupled, and fixing sleeve is equipped with second bearing on the inner wall of through-hole 19, and the rotation of connecting rod 20 is set in second bearing, connecting rod 20
One end far from the second angular wheel 21 is welded with barre, passes through handle 1, link block 2, mounting groove 3, fixture block 4, circular hole 5, servo
Motor 6, connecting shaft 7, mounting blocks 8, card slot 9, latch segment 10, nut groove 11, the first circular groove 12, square hole 13, bar blocks 14, support
Block 15, the second circular groove 16, circular shaft 17, the first angular wheel 18, through-hole 19,22 phase of connecting rod 20, the second angular wheel 21 and clamping plate
Cooperation can very easily pass through the latch segment 10 of replacement different model when needing to lock the bone nail of different bores
Realize the locking of different bore bone nails, medical worker need to only prepare the latch segment 10 of a pinning device He several different models
The locking that can realize different bore bone nails, brings convenience to medical worker；The utility model structure is simple, user
Just, when need the bone nail of different bores is locked when, can very easily by replace different model latch segment 10 come
Realize the locking of different bore bone nails, medical worker need to only prepare the latch segment 10 of a pinning device and several different models just
The locking that different bore bone nails may be implemented, brings convenience to medical worker.
Working principle: in use, when needing to lock bone nail, nut is put into nut groove 11 first, so
Nut is directed at bone nail afterwards, then starts servo motor 6, the output shaft of servo motor 6 drives connecting shaft 7 to rotate, 7 band of connecting shaft
Dynamic mounting blocks 8 rotate, and mounting blocks 8 drive latch segment 10 to rotate, and under the continuous action of servo motor 6, nut is screwed into the bone
Nail on, realize the fixation of bone nail, when need the bone nail of different bores is tightened when, first rotate two barres, two one or two
Bar drives two connecting rods 20 to rotate, and connecting rod 20 drives the rotation of the second angular wheel 21, and the second angular wheel 21 drives the first taper
Gear 18 rotates, and the first angular wheel 18 drives circular shaft 17 to rotate, and circular shaft 17 drives two bar blocks 14 toward the side being located remotely from each other
To movement, bar blocks 14 are slided in sliding slot with movable slider, and bar blocks 14 drive ball to roll in sliding slot, at this time two clamping plates
22 is mobile toward the direction being located remotely from each other, and at this time removes latch segment 10, then changes new latch segment 10, is then watched by starting
Take fixation of the realization of motor 6 to bone nail.
The preferable specific embodiment of the above, only the utility model, but the protection scope of the utility model is not
It is confined to this, anyone skilled in the art is within the technical scope disclosed by the utility model, practical according to this
Novel technical solution and its utility model design are subject to equivalent substitution or change, should all cover the protection model in the utility model
Within enclosing.
Claims (6)
1. a kind of orthopaedics reduction pinning device, including handle (1), it is characterised in that: the side of the handle (1) is fixedly installed with company
It connects block (2), the link block (2) offers mounting groove (3) far from the side of handle (1), solid on the inner wall of the mounting groove (3)
Surely it is arranged with fixture block (4), the side of the fixture block (4) offers circular hole (5), on side inner wall of the mounting groove (3) far from opening
It is fixedly installed with servo motor (6), is fixedly installed with connecting shaft (7), the connecting shaft on the output shaft of the servo motor (6)
(7) one end is through circular hole (5) and extends to mounting groove (3) outside, and it is solid that the connecting shaft (7) is located at the one end of mounting groove (3) outside
Dingan County is equipped with mounting blocks (8), and the mounting blocks (8) offer card slot (9) far from the side of connecting shaft (7), in the card slot (9)
It is arranged with latch segment (10), and the side of latch segment (10) extends to card slot (9) outside, the latch segment (10) is located at card slot (9)
Outer side offers nut groove (11), and the nut groove (11) offers the first circular groove on the side inner wall far from opening
(12), it is symmetrically offered square hole (13) on the two sides inner wall of the card slot (9), the interior movable sleeve of the square hole (13) is equipped with bar blocks
(14), and the two sides of bar blocks (14) all extend to square hole (13) outside, and the two sides of the mounting blocks (8) are symmetrically welded with supporting block
(15), the side that two bar blocks (14) are located remotely from each other symmetrically offers the second circular groove (16), living in second circular groove (16)
It is dynamic to be arranged with circular shaft (17), and one end of circular shaft (17) extends to the second circular groove (16) outside, the circular shaft (17) is located at the second circle
The one end of slot (16) outside is welded with the first angular wheel (18), and the two sides of the mounting blocks (8) are symmetrically arranged with is provided with two respectively
Through-hole (19) on a supporting block (15), through-hole (19) interior movable sleeve is equipped with connecting rod (20), and the both ends of connecting rod (20) extend
Outside to through-hole (19), one end of the connecting rod (20) is welded with the second angular wheel (21), second angular wheel (21) with
First angular wheel (18) engagement, two bar blocks (14) sides close to each other are symmetrically welded with clamping plate (22), two clamping plates
(22) it is in close contact with latch segment (10).
2. a kind of orthopaedics reduction pinning device according to claim 1, it is characterised in that: the two sides pair of the link block (2)
Claim to be equipped with the fixed Anti-slip cover being set on handle (1), regulation is arranged with first bearing on the inner wall of the circular hole (5), described
Connecting shaft (7) rotation is set in first bearing.
3. a kind of orthopaedics reduction pinning device according to claim 1, it is characterised in that: the two sides pair of the bar blocks (14)
Title offers sliding slot, sliding block is symmetrically welded on the two sides inner wall of the square hole (13), two sliding blocks are slidably mounted on two respectively
In a sliding slot.
4. a kind of orthopaedics reduction pinning device according to claim 3, it is characterised in that: two sliding blocks side close to each other
Symmetrical roll is inlaid with ball, and two balls roll respectively to be mounted in corresponding sliding slot.
5. a kind of orthopaedics reduction pinning device according to claim 1, it is characterised in that: the inner wall of second circular groove (16)
On offer internal screw thread, offer external screw thread on the outer wall of the circular shaft (17), second circular groove (16) and circular shaft (17) are logical
Internal screw thread is crossed to be threadedly coupled with external screw thread.
6. a kind of orthopaedics reduction pinning device according to claim 1, it is characterised in that: solid on the inner wall of the through-hole (19)
Surely it is arranged with second bearing, connecting rod (20) rotation is set in second bearing, and the connecting rod (20) is far from the second conical tooth
One end of wheel (21) is welded with barre.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821055918.6U CN208905689U (en) | 2018-07-05 | 2018-07-05 | A kind of orthopaedics reduction pinning device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821055918.6U CN208905689U (en) | 2018-07-05 | 2018-07-05 | A kind of orthopaedics reduction pinning device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208905689U true CN208905689U (en) | 2019-05-28 |
Family
ID=66612602
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821055918.6U Expired - Fee Related CN208905689U (en) | 2018-07-05 | 2018-07-05 | A kind of orthopaedics reduction pinning device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208905689U (en) |
-
2018
- 2018-07-05 CN CN201821055918.6U patent/CN208905689U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190528 Termination date: 20200705 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |