CN205697971U - A kind of bone carrying external fixer - Google Patents
A kind of bone carrying external fixer Download PDFInfo
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- CN205697971U CN205697971U CN201620201135.9U CN201620201135U CN205697971U CN 205697971 U CN205697971 U CN 205697971U CN 201620201135 U CN201620201135 U CN 201620201135U CN 205697971 U CN205697971 U CN 205697971U
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- bone
- knitting head
- bone knitting
- head
- external fixer
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Abstract
A kind of bone carrying external fixer, including track, some bone knitting heads and some spicules, described bone knitting head is installed in orbit, and can slide along the track, several it are provided with for the installing hole installing spicule on bone knitting head, it is provided with groove on described track, the projection with groove match it is provided with bottom bone knitting head, this projection can slide along groove, fixing device it is additionally provided with on track, bone knitting head can be fixed in orbit by this fixing device, this bone carrying external fixer has simple in construction, simple to operate effectively, surgical effect is the most adjustable, easy to operate feature, and can be to traumatic fracture, bone does not connect, nonunion, the effectively treatment such as Cranial defect and bone malformation rectification.
Description
Technical field
This reality newly relates to the external fixation used for orthopedics tool in a kind of clinical medicine, particularly relates to a kind of bone carrying external fixer.
Background technology
Bone carrying technology is distraction osteogenesis, will cut by sclerotin, retains soft tissue and blood supply, use special traction apparatus to fix two ends, and progressively applying pulling force is by slow for bone section tractive, excites tissue regeneration potential, makes osteotomy gap form new bone, reach the purpose of osteanagenesis.
What traditional treatment fracture, the Orthopaedic external fixator of malformation correction and bone carrying etc. were roughly divided into from product structure that monolateral Combined type external fixed support, multilateral combinations formula exterior fixation bracket and the current China of the most circular combined exterior fixation bracket of circular combined exterior fixation bracket three major types continues to use is ILIZAROV ring external fixation support system and Taylor's three dimensions external fixed support system product of former Soviet Union's invention mostly.ILIZAROV ring external fixation support technology is famous with " Wicresoft, all-round ", although this technology can complete from the simplest to the most complicated various fracture fixations and malformation correction.Taylor's three dimensions exterior fixation bracket is a FA technology, passes through computer software, it is possible to accurately correction deformity.
The problem of ring external fixation support maximum is operation and uses sufficiently complex, and the number of parts of product is many, installs anomaly association loaded down with trivial details, and general doctor is difficult to grasp.The complexity of mounting technique and technology of threading a needle all leverages the promotion and application of this technology, the especially malformation correction to the space angle of skeleton, ILIZAROV ring external fixation support technology needs ring external fixation support to do in many planes repeatedly to adjust, and slightly all operation to be allowed to be difficult to reach promising result the most failed for mistake.
The problem of Taylor's three dimensions exterior fixation bracket is mainly threaded a needle technical sophistication, although it can be the most orthopedic, but actually there is error measuring parametric procedure, all can not once complete orthopedic, it is often necessary to repeatedly correct remaining deformity.And Taylor's three dimensions exterior fixation bracket is costly, increase patient burden.
Summary of the invention
In order to solve the problems referred to above, this utility model provides a kind of bone carrying external fixer, this fixed mount have simple in construction, simple to operate effectively, the most adjustable, the easy to operate feature of surgical effect, and can be to the effectively treatment such as traumatic fracture, bone does not connect, nonunion, Cranial defect and bone malformation rectification.
This utility model is achieved through the following technical solutions:
A kind of bone carrying external fixer, including track, some bone knitting heads and some spicules, described bone knitting head is installed in orbit, and can slide along the track, described bone knitting head be provided with several on the installing hole installing spicule, described track, is provided with groove, the projection with groove match it is provided with bottom bone knitting head, this projection can slide along groove, and track is additionally provided with fixing device, and bone knitting head can be fixed in orbit by this fixing device.
Preferably, described bone knitting head includes bone knitting head, lower bone knitting head and clamp device, described upper bone knitting head is arranged on lower bone knitting head, upper bone knitting head is fixed on lower bone knitting head by clamp device, and can regulate the spacing between bone knitting head and lower bone knitting head, described installing hole is arranged on bone knitting head and the junction of lower bone knitting head.
Preferably, described bone knitting head being additionally provided with length adjuster, one end of this length adjuster is connected with a bone knitting head, and the other end is connected with another bone knitting head.
Preferably, described length adjuster is provided with the adjusting means that can carry out being rotated both clockwise and counterclockwise, when this adjusting means is rotated both clockwise and counterclockwise, the length elongation of this length adjuster or shortening.
Preferably, described adjusting means is revolved counterclockwise and is turned around, and the total length of this length adjuster increases 1mm, and described adjusting means dextrorotation is turned around, and the total length of this length adjuster reduces 1mm.
Preferably, described lower bone knitting head is L-type or U shape.
Preferably, described upper bone knitting head being additionally provided with an arc-shaped through-hole, clamp device is arranged in this arc-shaped through-hole, and described upper bone knitting head can be rotated relative to lower bone knitting head by this arc-shaped through-hole.
Preferably, described bone knitting head is additionally provided with angle demodulator, and described angle demodulator includes that length adjustment device and pushing block, one end of described length adjustment device are connected with lower bone knitting head, the other end is connected with one end of pushing block, and the other end of pushing block is fixed on bone knitting head.
Preferably, described lower bone knitting head is additionally provided with the limited block limiting the upper bone knitting head anglec of rotation.
Preferably, described lower bone knitting head (220) side is provided with two regulation bore (224) for installation length actuator (40).
This utility model is compared with prior art, have the advantage that this bone carrying exterior fixation bracket by track and installs bone knitting head in orbit, the position of each bone knitting head of regulation that can be easy, can regulate the distance between bone knitting head accurately by length adjuster between bone knitting head；Angle demodulator it is additionally provided with on bone knitting head, the angle of spicule can be regulated accurately, have simple in construction, simple to operate effectively, the most adjustable, the easy to operate feature of surgical effect, and can be to the effectively treatment such as traumatic fracture, bone does not connect, nonunion, Cranial defect and bone malformation rectification.
Accompanying drawing explanation
Fig. 1 is schematic diagram of the present utility model.
Fig. 2 is use schematic diagram of the present utility model.
Fig. 3 is the schematic diagram of this utility model middle orbit.
Fig. 4 is the schematic diagram of bone knitting head in this utility model.
Fig. 5 is another schematic diagram of bone knitting head in this utility model.
Fig. 6 is the schematic diagram of length adjuster in this utility model.
Fig. 7 is the another schematic diagram of bone knitting head in this utility model.
Fig. 8 is the schematic diagram of angle demodulator in this utility model.
Fig. 9 is the schematic diagram of pushing block in this utility model.
Figure 10 is another schematic diagram of the present utility model.
Detailed description of the invention
For making the purpose of this utility model, technical scheme and advantage clearer, below in conjunction with accompanying drawing, this utility model is described in further detail.
As Figure 1-Figure 4, a kind of bone carrying external fixer 1, including track 10, some bone knitting heads 20 and some spicules 30, described bone knitting head 20 is arranged on track 10, and can slide along track 10, several it are provided with for the installing hole 22 installing spicule 30 on described bone knitting head 20, it is provided with groove 12 on described track 10, the projection 24 matched with groove 12 it is provided with bottom bone knitting head 20, this projection 24 can slide along groove 12, being additionally provided with fixing device 14 on track 10, bone knitting head 20 can be fixed on track 10 by this fixing device 14.
As Figure 1-Figure 5, bone knitting head 20 includes bone knitting head 210, lower bone knitting head 220 and clamp device 230, described upper bone knitting head 210 is arranged on lower bone knitting head 220, upper bone knitting head 210 is fixed on lower bone knitting head 220 by clamp device 230, and can regulate the spacing between bone knitting head 210 and lower bone knitting head 220, described installing hole 22 is arranged on bone knitting head 210 and the junction of lower bone knitting head 220.Clamp device 230 is unscrewed so that upper spacing between bone knitting head 210 and lower bone knitting head 220, spicule 30 is arranged in installing hole 22, then clamp device 230 is screwed, spicule 30 can be made to be fixed on bone knitting head 20.
As shown in figures 1 to 6, bone knitting head 20 being additionally provided with length adjuster 40, one end of this length adjuster 40 is connected with a bone knitting head, and the other end is connected with another bone knitting head.Length adjuster 40 is provided with and can carry out being rotated both clockwise and counterclockwise adjusting means 42, when this adjusting means 42 is rotated both clockwise and counterclockwise, and the length elongation of this length adjuster 40 or shortening.Described adjusting means 42 is revolved counterclockwise and is turned around, and the total length of this length adjuster increases 1mm, and the dextrorotation of described adjusting means 42 is turned around, and the total length of this length adjuster reduces 1mm, and described lower bone knitting head 220 is L-type or U shape.
Another embodiment of bone knitting head, as shown in Figure 7 and Figure 8, being additionally provided with an arc-shaped through-hole 240 on described upper bone knitting head 210, clamp device 230 is arranged in this arc-shaped through-hole 240, and described upper bone knitting head 210 can be rotated relative to lower bone knitting head 220 by this arc-shaped through-hole 240.Described bone knitting head 20 is additionally provided with angle demodulator 50, described angle demodulator 50 includes length adjustment device 52 and pushing block 54, one end of described length adjustment device 52 is connected with lower bone knitting head 220, the other end is connected with one end of pushing block 54, and the other end of pushing block 54 is fixed on bone knitting head 210.Described lower bone knitting head 220 is additionally provided with the limited block 222 limiting upper bone knitting head 210 anglec of rotation.
With reference to Fig. 4-Figure 10, described lower bone knitting head 220 side is provided with two regulation bore 224 for installation length actuator 40, on the side of the lower bone knitting head 220 that this length adjuster 40 is arranged on adjacent two bone knitting head.With reference to Figure 10, when distance L1 needed between adjacent two bone knitting head 20b and bone knitting head 20c is more than the length after length adjuster 40 shrinks completely, can be arranged on by this length adjuster 40 in regulation bore 224a and regulation bore 224c, then rotation adjustment device 42 is adjusted to appropriate length；When distance L1 needed between adjacent two bone knitting head 20b and bone knitting head 20c is less than the length after length adjuster 40 shrinks completely, length adjuster 40 is arranged in regulation bore 224b and regulation bore 224d, thus increase the scope of 20 adjustable distances of adjacent two bone knitting heads, it is not necessary to extra increase bone knitting head 20.
With reference to Fig. 1-Figure 10, when this utility model uses, depending on the specification of concrete bone knitting head 20 and quantity, the specification of spicule and quantity specifically need according to fracture situation and clinic, with Wicresoft and firm as settled principle, multiple bone knitting heads 20 are arranged on track 10, bone knitting head 20 can select different types of bone knitting head according to the actual needs, clamp device 230 is unscrewed, spicule 30 is arranged in installing hole 22, be tightened device 230, spicule 30 is fixed on bone knitting head 20 so that it is will not slide.Length adjuster 40 is arranged on adjacent two bone knitting head 20, rotation adjustment device 42 so that the spacing between two bone knitting heads reaches required distance.Regulation length adjustment device 52, this length adjustment device 52 drives pushing block 54 so that upper bone knitting head 210 rotates, and adjusts the length of length adjustment device 52, the angle of bone knitting head 210 in adjustment as required, then fixes with 30 bones of spicule 60.
This fixed mount has, simple in construction, simple to operate effectively, surgical effect is the most adjustable, easy to operate, and can be to the effectively treatment such as traumatic fracture, bone does not connect, nonunion, Cranial defect and bone malformation rectification.
Above disclosed it is only this utility model preferred embodiment, certainly can not limit the interest field of this utility model, the equivalent variations therefore made according to this utility model claim with this, still belong to the scope that this utility model is contained.
Claims (10)
1. bone carrying external fixer (1), it is characterized in that, including track (10), some bone knitting heads (20) and some spicules (30), described bone knitting head (20) is arranged on track (10), and can slide along track (10), several it are provided with for the installing hole (22) installing spicule (30) on described bone knitting head (20), groove (12) it is provided with on described track (10), bone knitting head (20) bottom is provided with the projection (24) matched with groove (12), this projection (24) can slide along groove (12), fixing device (14) it is additionally provided with on track (10), bone knitting head (20) can be fixed on track (10) by this fixing device (14).
A kind of bone carrying external fixer (1) the most according to claim 1, it is characterized in that, described bone knitting head (20) includes bone knitting head (210), lower bone knitting head (220) and clamp device (230), described upper bone knitting head (210) is arranged on lower bone knitting head (220), upper bone knitting head (210) is fixed on lower bone knitting head (220) by clamp device (230), and can regulate the spacing between bone knitting head (210) and lower bone knitting head (220), described installing hole (22) is arranged on bone knitting head (210) and the junction of lower bone knitting head (220).
A kind of bone carrying external fixer (1) the most according to claim 2, it is characterized in that, being additionally provided with length adjuster (40) on described bone knitting head (20), one end of this length adjuster (40) is connected with a bone knitting head, and the other end is connected with another bone knitting head.
A kind of bone carrying external fixer (1) the most according to claim 3, it is characterized in that, described length adjuster (40) is provided with the adjusting means (42) that can carry out being rotated both clockwise and counterclockwise, when this adjusting means (42) is carried out clockwise or counterclockwise, the length elongation of this length adjuster (40) or shortening.
A kind of bone carrying external fixer (1) the most according to claim 4, it is characterized in that, described adjusting means (42) rotation counterclockwise is turned around, and the total length of this length adjuster increases 1mm, described adjusting means (42) dextrorotation is turned around, and the total length of this length adjuster reduces 1mm.
A kind of bone carrying external fixer (1) the most according to claim 5, it is characterised in that described lower bone knitting head (220) is L-type or U shape.
A kind of bone carrying external fixer (1) the most according to claim 2, it is characterized in that, it is additionally provided with an arc-shaped through-hole (240) on described upper bone knitting head (210), clamp device (230) is arranged in this arc-shaped through-hole (240), and described upper bone knitting head (210) can be rotated relative to lower bone knitting head (220) by this arc-shaped through-hole (240).
A kind of bone carrying external fixer (1) the most according to claim 7, it is characterized in that, described bone knitting head (20) is additionally provided with angle demodulator (50), described angle demodulator (50) includes length adjustment device (52) and pushing block (54), one end of described length adjustment device (52) is connected with lower bone knitting head (220), the other end is connected with the one end of pushing block (54), and the other end of pushing block (54) is fixed on bone knitting head (210).
A kind of bone carrying external fixer (1) the most according to claim 8, it is characterised in that described lower bone knitting head (220) is additionally provided with the limited block (222) limiting upper bone knitting head (210) anglec of rotation.
10. according to arbitrary described a kind of bone carrying external fixer (1) of claim 2-9, it is characterised in that be provided with two regulation bore (224) for installation length actuator (40) on described lower bone knitting head (220) side.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620201135.9U CN205697971U (en) | 2016-03-16 | 2016-03-16 | A kind of bone carrying external fixer |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620201135.9U CN205697971U (en) | 2016-03-16 | 2016-03-16 | A kind of bone carrying external fixer |
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| CN205697971U true CN205697971U (en) | 2016-11-23 |
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| CN201620201135.9U Active CN205697971U (en) | 2016-03-16 | 2016-03-16 | A kind of bone carrying external fixer |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106308902A (en) * | 2016-08-22 | 2017-01-11 | 苏州益诺斯医疗科技有限公司 | Bone lengthening scaffold |
| CN107789043A (en) * | 2017-11-22 | 2018-03-13 | 广州新诚生物科技有限公司 | External fixation devices |
| CN109998653A (en) * | 2019-04-28 | 2019-07-12 | 佛山市中医院 | Arc bone carrier |
-
2016
- 2016-03-16 CN CN201620201135.9U patent/CN205697971U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106308902A (en) * | 2016-08-22 | 2017-01-11 | 苏州益诺斯医疗科技有限公司 | Bone lengthening scaffold |
| CN107789043A (en) * | 2017-11-22 | 2018-03-13 | 广州新诚生物科技有限公司 | External fixation devices |
| WO2019101001A1 (en) * | 2017-11-22 | 2019-05-31 | 广州新诚生物科技有限公司 | Single arm external fixing frame, bone defect treatment positioner and method for operating bone defect treatment positioner |
| CN109998653A (en) * | 2019-04-28 | 2019-07-12 | 佛山市中医院 | Arc bone carrier |
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