CN209450647U - A kind of orthopaedics reduction pinning device - Google Patents
A kind of orthopaedics reduction pinning device Download PDFInfo
- Publication number
- CN209450647U CN209450647U CN201821958981.0U CN201821958981U CN209450647U CN 209450647 U CN209450647 U CN 209450647U CN 201821958981 U CN201821958981 U CN 201821958981U CN 209450647 U CN209450647 U CN 209450647U
- Authority
- CN
- China
- Prior art keywords
- master
- center line
- connecting rod
- bone nail
- telescopic rod
- 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
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Abstract
The utility model discloses a kind of orthopaedics reduction pinning devices, including master and bone nail, round sliding rail is provided on the outside of the master, and the lower square bolt of round sliding rail is equipped with telescopic rod, sucker is installed below the telescopic rod, and adjusting bolt is provided on the outside of telescopic rod, the inside of the limit loop bar is inlaid with rolling bearing in two sides up and down, and rolling bearing is internally provided with connecting rod, the surface of the master offers sliding slot, and sliding slot is internally provided with sliding sleeve, and rubber sleeve is inlayed on the outside of sliding sleeve.The orthopaedics reduction pinning device is provided with limit loop bar, rolling bearing and connecting rod, during use, rolling bearing ensure that stability of the connecting rod in rotation, to ensure that the stability of bone nail, it effectively prevents bone nail from occurring the problem of unbalance stress when rotated, has prevented the generation of bone nail tilt phenomenon.
Description
Technical field
The utility model relates to technical field of medical equipment, specially a kind of orthopaedics reduction pinning device.
Background technique
In bone surgery, generally all fracture can be fixed and resetted using bone nail, and then just need to use
To bone nail and pinning device, and existing bone nail lacks subsequent fixation after squeezing into, its sclerotin of bone is more crisp at this
Song Shi, bone nail easily shift with bone, seriously affect rehabilitation efficacy, and existing pinning device is during use,
It is easy to cause the center of gravity of bone nail to shift, so that bone nail deviates preset direction.
So we have proposed a kind of orthopaedics reduction pinning device, in order to solve the problems, such as to propose among the above.
Utility model content
The purpose of this utility model is to provide a kind of orthopaedics reduction pinning devices, to solve the mesh that above-mentioned background technique proposes
The preceding device of pinning in the market, which does not have, to be further fixed bone nail and the problem of bone nail is easy to cause to deviate for pinning device.
To achieve the above object, the utility model provides the following technical solutions: a kind of orthopaedics reduction pinning device, including master
And bone nail, round sliding rail is provided on the outside of the master, and the lower square bolt of round sliding rail is equipped with telescopic rod, it is described flexible
Sucker is installed below bar, and is provided with adjusting bolt on the outside of telescopic rod, the underface of master is arranged in the bone nail, and
Limit loop bar is inlaid in the middle part of master, the inside of the limit loop bar is inlaid with rolling bearing, and the axis of rolling in two sides up and down
That holds is internally provided with connecting rod, and the upper and lower ends of the connecting rod are provided with link block, and the upper center edge of connecting rod
Embedded with magnetite, the surface of the master offers sliding slot, and sliding slot is internally provided with sliding sleeve, and is inlaid on the outside of sliding sleeve
Rubber sleeve.
Preferably, the master is in the Inner Constitution slidable structure of round sliding rail, and round sliding rail is provided with 2, and
And to be bolted between round sliding rail and round sliding rail.
Preferably, the center line of the telescopic rod and the center line of master overlap, and telescopic rod is about in master
Heart line is symmetrically arranged with 4.
Preferably, the bone nail includes nut, link slot and fixation hole, and nut is provided with above bone nail, and
The surface of nut offers link slot and fixation hole respectively, and the center line of link slot and the center line of bone nail overlap,
And center line symmetrical setting of the fixation hole about bone nail, and the shape of link slot and the shape of link block are just as and connecting
Block and link slot are male-female engagement.
Preferably, the center line of the limit loop bar and the center line of connecting rod are parallel to each other, and the center line of connecting rod
It is mutually perpendicular to the center line of master, and connecting rod and rolling bearing are clearance fit, the outer surface of the magnetite and connection
The outer surface flush with each other of bar.
Preferably, the sliding slot has 2 about the center line symmetrical setting of master, and sliding slot and sliding sleeve are clearance fit,
And the Inner Constitution slidable structure of sliding slot is slided over, and the appearance profile of sliding sleeve is in T-shape structure.
Compared with prior art, the utility model has the beneficial effects that the orthopaedics reduction pinning device；
1, it is provided with limit loop bar, rolling bearing and connecting rod, during use, rolling bearing ensure that connecting rod
Stability in rotation effectively prevents bone nail from occurring unbalance stress when rotated to ensure that the stability of bone nail
Problem has prevented the generation of bone nail tilt phenomenon；
2, it is provided with fixation hole and sliding sleeve, it is during use, fixed by the auxiliary of sliding sleeve after bone nail squeezes into bone
Position, then nut is fixed by fixation hole with lesser screw, and then further bone nail is fixed, it ensure that bone
Follow closely the fastness after squeezing into.
Detailed description of the invention
Fig. 1 is the utility model schematic view of the front view；
Fig. 2 is the utility model overlooking structure diagram；
Fig. 3 is the utility model nut structure schematic diagram；
Fig. 4 is the utility model sliding sleeve side structure schematic view.
In figure: 1, master；2, round sliding rail；3, telescopic rod；4, sucker；5, bolt is adjusted；6, bone nail；61, nut；62,
Link slot；63, fixation hole；7, loop bar is limited；8, rolling bearing；9, connecting rod；10, link block；11, sliding slot；12, sliding sleeve；13,
Rubber sleeve；14, magnetite.
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. 1-4 is please referred to, the utility model provides a kind of technical solution: a kind of orthopaedics reduction pinning device, including master 1,
Round sliding rail 2, telescopic rod 3, sucker 4, adjust bolt 5, bone nail 6, limit loop bar 7, rolling bearing 8, connecting rod 9, link block 10,
Sliding slot 11, sliding sleeve 12, rubber sleeve 13 and magnetite 14, the outside of master 1 are provided with round sliding rail 2, and the lower section spiral shell of round sliding rail 2
Bolt is equipped with telescopic rod 3, and the lower section of telescopic rod 3 is equipped with sucker 4, and the outside of telescopic rod 3 is provided with and adjusts bolt 5, bone nail 6
The underface of master 1 is set, and the middle part of master 1 is inlaid with limit loop bar 7, the inside for limiting loop bar 7 is inlayed two sides up and down
Embedded with rolling bearing 8, and rolling bearing 8 is internally provided with connecting rod 9, and the upper and lower ends of connecting rod 9 are provided with link block
10, and the upper center of connecting rod 9 is inlaid with magnetite 14, the surface of master 1 offers sliding slot 11, and the inside setting of sliding slot 11
There is sliding sleeve 12, and rubber sleeve 13 is inlayed in the outside of sliding sleeve 12.
Master 1 is in the Inner Constitution slidable structure of round sliding rail 2, and round sliding rail 2 is provided with 2, and concentric stroking
To be bolted between rail 2 and round sliding rail 2, during use, can be adjusted inside sliding slot 11 by rotation master 1
The position of sliding sleeve 12 uses spiral shell so that sliding sleeve 12 is aligned with the fixation hole 63 for the bone nail 6 for entering bone convenient for subsequent
Nut 61 is fixed in nail, increases the practicability of device.
The center line of telescopic rod 3 and the center line of master 1 overlap, and telescopic rod 3 is symmetrical about the center line of master 1
4 are provided with, using the setting of telescopic rod 3, the whole height of effective regulating device.
Bone nail 6 includes nut 61, link slot 62 and fixation hole 63, and the top of bone nail 6 is provided with nut 61, and spiral shell
The surface of cap 61 offers link slot 62 and fixation hole 63, and the center line phase of the center line of link slot 62 and bone nail 6 respectively
It is mutually overlapped, and center line symmetrical setting of the fixation hole 63 about bone nail 6, and the shape of the shape of link slot 62 and link block 10
Just as, and link block 10 and link slot 62 are male-female engagement, using the design of link slot 62, drive bone nail 6 convenient for connecting rod 9
It is rotated, and the design of fixation hole 63, then subsequent further fixing to bone nail 6 is facilitated, the practicability of device is increased.
The center line of the center line and connecting rod 9 that limit loop bar 7 is parallel to each other, and the center line of connecting rod 9 and master 1
Center line is mutually perpendicular to, and connecting rod 9 and rolling bearing 8 are clearance fit, the outer surface of magnetite 14 and the appearance of connecting rod 9
Face flush with each other ensure that stabilization of the connecting rod 9 in rotation using the design of limit loop bar 7, rolling bearing 8 and connecting rod 9
Property, to ensure that the stability of bone nail 6, prevent bone nail 6 from occurring the problem of unbalance stress when rotated, prevents tilt phenomenon
Generation.
Sliding slot 11 has 2 about the center line symmetrical setting of master 1, and sliding slot 11 and sliding sleeve 12 are clearance fit, and
Sliding sleeve 12 is in the Inner Constitution slidable structure of sliding slot 11, and the appearance profile of sliding sleeve 12 is in T-shape structure, convenient for fixation
Hole 63 is aligned, and subsequent work is facilitated.
Working principle: when using the orthopaedics reduction pinning device, firstly, device is passed through telescopic rod according to Fig. 1-2
3 and sucker 4 be fixed to suitable position, then again by the height of 3 regulating device of telescopic rod entirety, it is ensured that surgical location, which is located at, to be filled
The underface set, in conjunction with shown in Fig. 3-4, then by sliding sliding slot 11 inside sliding sleeve 12 so that the center line of sliding sleeve 12 and
The center line of fixation hole 63 overlaps, and then under the action of magnetite 14, bone nail 6 is passed through under link slot 62 and connecting rod 9
The link block 10 of side is attached, and then begins to operation.
During use, by turning the link block 10 of 9 top of connecting rod, so that connecting rod 9 is driven to be rotated, into
And the bone nail 6 of 9 lower section of connecting rod is driven to be rotated, so that bone nail 6 is squeezed into wait the place that performs the operation, after bone nail 6 is squeezed into, then use
Lesser screw passes through the through-hole of sliding sleeve 12, so that lesser screw runs through fixation hole 63, thus by nut 61 and bone
The steel plate or outside bone in outside are attached, and ensure that the stability of bone nail 6, so that a series of activities is completed, this specification
In the content that is not described in detail belong to the prior art well known to professional and technical personnel in the field.
Although the utility model is described in detail with reference to the foregoing embodiments, come for those skilled in the art
Say, it is still possible to modify the technical solutions described in the foregoing embodiments, or to part of technical characteristic into
Row equivalent replacement, within the spirit and principle of the utility model, any modification, equivalent replacement, improvement and so on should all
It is included within the scope of protection of this utility model.
Claims (6)
1. a kind of orthopaedics reduction pinning device, including master (1) and bone nail (6), it is characterised in that: set on the outside of the master (1)
It is equipped with round sliding rail (2), and the lower square bolt of round sliding rail (2) is equipped with telescopic rod (3), the lower section peace of the telescopic rod (3)
Be provided with equipped with sucker (4), and on the outside of telescopic rod (3) and adjust bolt (5), the bone nail (6) setting master (1) just under
Side, and limit loop bar (7) is inlaid in the middle part of master (1), the inside of limit loop bar (7) is inlaid with rolling in two sides up and down
Bearing (8), and rolling bearing (8) is internally provided with connecting rod (9), the upper and lower ends of the connecting rod (9) are provided with company
It connecing block (10), and the upper center of connecting rod (9) is inlaid with magnetite (14), the surface of the master (1) offers sliding slot (11),
And sliding slot (11) is internally provided with sliding sleeve (12), and inlays rubber sleeve (13) on the outside of sliding sleeve (12).
2. a kind of orthopaedics reduction pinning device according to claim 1, it is characterised in that: the master (1) is in round sliding rail
(2) Inner Constitution slidable structure, and round sliding rail (2) is provided with 2, and round sliding rail (2) and round sliding rail (2) it
Between to be bolted.
3. a kind of orthopaedics reduction pinning device according to claim 1, it is characterised in that: the center line of the telescopic rod (3)
It overlaps with the center line of master (1), and telescopic rod (3) has 4 about the center line symmetrical setting of master (1).
4. a kind of orthopaedics reduction pinning device according to claim 1, it is characterised in that: the bone nail (6) includes nut
(61), link slot (62) and fixation hole (63), and nut (61) are provided with above bone nail (6), and the surface of nut (61)
Link slot (62) and fixation hole (63) are offered respectively, and the center line of link slot (62) and the center line of bone nail (6) are mutual
It is overlapped, and center line symmetrical setting of the fixation hole (63) about bone nail (6), and the shape of link slot (62) and link block (10)
Shape just as and link block (10) and link slot (62) are male-female engagement.
5. a kind of orthopaedics reduction pinning device according to claim 1, it is characterised in that: the center of limit loop bar (7)
Line and the center line of connecting rod (9) are parallel to each other, and the center line of connecting rod (9) and the center line of master (1) are mutually perpendicular to, and
And connecting rod (9) and rolling bearing (8) are clearance fit, the outer surface of the magnetite (14) and the outer surface phase of connecting rod (9)
It is mutually concordant.
6. a kind of orthopaedics reduction pinning device according to claim 1, it is characterised in that: the sliding slot (11) is about master
(1) center line symmetrical setting has 2, and sliding slot (11) and sliding sleeve (12) are clearance fit, and sliding sleeve (12) is in sliding slot
(11) Inner Constitution slidable structure, and the appearance profile of sliding sleeve (12) is in T-shape structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821958981.0U CN209450647U (en) | 2018-11-15 | 2018-11-15 | A kind of orthopaedics reduction pinning device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821958981.0U CN209450647U (en) | 2018-11-15 | 2018-11-15 | A kind of orthopaedics reduction pinning device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209450647U true CN209450647U (en) | 2019-10-01 |
Family
ID=68039169
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821958981.0U Expired - Fee Related CN209450647U (en) | 2018-11-15 | 2018-11-15 | A kind of orthopaedics reduction pinning device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209450647U (en) |
-
2018
- 2018-11-15 CN CN201821958981.0U patent/CN209450647U/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: 20191001 Termination date: 20211115 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |