CN209332247U - A kind of clavicle reset pressurized clamp - Google Patents
A kind of clavicle reset pressurized clamp Download PDFInfo
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- CN209332247U CN209332247U CN201821368833.3U CN201821368833U CN209332247U CN 209332247 U CN209332247 U CN 209332247U CN 201821368833 U CN201821368833 U CN 201821368833U CN 209332247 U CN209332247 U CN 209332247U
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- caliper
- clavicle
- binding clip
- screw rod
- resets
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Abstract
The utility model provides a kind of clavicle reset pressurized clamp, including passing through movable axis interconnection simultaneously expansible or the first caliper and the second caliper of gathering, and pressurization locking device together；It is equipped with through-hole on the first caliper handle, mounting groove is equipped on the inside of the second caliper handle；The pressurization locking device includes screw rod and adjusting nut, and the screw rod is movably connected in the mounting groove of the second caliper after the through-hole of the first caliper；The adjusting nut is located on the outside of the first caliper and is threaded on screw rod；First caliper and the second caliper head end are respectively provided with a binding clip perpendicular to tong arm；The binding clip free-end is in blunt nosed cone structure；The binding clip of first caliper and the second caliper head end is parallel to each other, in order to fractures axial pressure.The utility model wound is small, and operation is simple and reliable, and repeatability is strong；Far from fracture end Indirect reduction, end blood supply is rolled in protection to greatest extent；Has folding end axial pressure function；Reset does not influence subsequent fixation.
Description
Technical field
The utility model belongs to the field of medical instrument technology, and in particular to a kind of clavicle reset pressurized clamp.
Background technique
It there is no a kind of Special reset pincers to carry out active homing to fracture of clavicle at present, especially lack the pressurizing device that fractures.Often
Can only be by front and back to, top and bottom clamp with reduction instrument such as skin pincers, because clavicle is done, cortex bone is harder and bone face is smooth, point type
Reduction forceps or towel forceps cannot reliable clamp reset, i.e., enabled clamp because itself design defect certainly will influence the storing of steel plate, for
Shift separation or the folding bad person of end in contact often need to maintain by assistant's pushing acromion to complete and be difficult to more, be easy to cause multiple
Bit loss, time and effort consuming.By Cao Jian equality report, [Cao Jianping, Huang Lixin Plate internal fixiation treat treatment of clavicle fracture 35
Know from experience [J] Chinese Medicine guide, 2013,15 (S): 294-295] when resetting in art, assistant, which resists, suffers from shoulder, reduces fracture
The separation of the broken ends of fractured bone reduces the occurrence probability of nonunion, requires assistant high.And more for comminuted fracture replacement and fixation
It is larger for intractable and wound.Zhang Zhongyun report [fix, absorbable thread ties up treatment by Zhang Zhongyun dissection armor plate combination lag screw
Treatment of clavicle fracture 37 cognition [J] Chinese medicine engineerings, 2013,21 (1): when 126] treatment of clavicle fracture resets
It is fixed with grips pincers, power is small, is not fixed easily and loosens, and power then makes to reset along fracture sliding greatly to fail, and resets and often occurs caring for this
That are lost, is resetted repeatedly, operating time is caused largely to extend, it is in addition more that reduction forceps are fixed temporarily, steel plate certainly will be interfered according to lock
Bone shape moulding must unclamp grips pincers again, cause fracture to misplace again, bring larger difficulty to operation when placing steel plate.Lin Jue
[the woods rank of nobility is flourish, Pan Xianzhang, application [J] the bone and joint damage of the simple reduction fixer for clavide fracture of Zhang Dingrong for the report such as honor
Magazine, 1989,3 (4): the 163] application of simple reduction fixer for clavide fracture, the fixator double need to apply simultaneously pliers,
Complicated for operation, damage is heavier, and clamp is too deep to accidentally injure nervus vasculairs and pleura under clavicle.Send to the press it is new equal [send to the press new, Liu Kai
[J] China Tissue Engineering Study compared with auspicious Novel bone-holder repairs the result of fracture of clavicle with reduction forceps, 2014,18
(40): 6495-6500 fracture of clavicle] is repaired using novel bone holding forceps and obtains satisfactory effect, which needs above row clavicle and front and back
The extensive periosteum stripping in side, the in addition fixed damage that periosteum blood supply is further aggravated of encircling type pressurization.Liu Yingzhong [Liu Yingzhong 2
Kind Methods in Treatment of Clavicular middle section Treatment of Comminuted [J] China's bone and joint damages magazine, 2016,31 (6):
73-74] using middle clavicle comminuted fracture is fixed temporarily in Kirschner wire marrow, maintain the clavicle physiologic radian line of force, then with reconstruction
Plate internal fixiation can simplify operating procedure for fixed in more simple row reconstruction plate, shorten operating time.But Kirschner wire marrow
Interior fixed operation is relatively cumbersome, and because clavicle is S-shaped and pulp cavity is thinner, when insertion is more difficult, while unavoidably injuring in bone
Film aggravates the damage of the local blood supply of fracture, is unfavorable for union.There are complicated for operation, shortages axially to add for above-mentioned resetting tool
The disadvantages of part blood supply is damaged is put and aggravated while operation to influence steel plate after pressing function, fixing.
Utility model content
In view of the above-mentioned problems, the purpose of the utility model is to provide one kind, operation is simple and reliable, and repeatability is strong, tool
Standby folding end axial pressure function, resetting, which does not influence subsequent fixed clavicle, resets pressurized clamp.Specific technical solution is as follows:
A kind of clavicle resets pressurized clamp, including by movable axis interconnection together and expansible or the first pincers of gathering
Body and the second caliper, and pressurization locking device；It is equipped with through-hole on the first caliper handle, is equipped on the inside of the second caliper handle
Mounting groove；The pressurization locking device includes screw rod and adjusting nut, and screw rod activity after the through-hole of the first caliper connects
It connects in the mounting groove of the second caliper；The adjusting nut is located on the outside of the first caliper and is threaded on screw rod；Described
One caliper and the second caliper head end are respectively provided with a binding clip perpendicular to tong arm；The binding clip free-end (the as head end of binding clip)
In blunt nosed cone structure, if binding clip free-end is too long and is in sharp keen design, nervus vasculairs and pleura under clavicle are had damage in operation
Risk；The binding clip of first caliper and the second caliper is parallel to each other, in order to fractures axial pressure.
Further, in order to make to turn more easily, the adjusting nut outer surface is equipped with anti-skid chequer.
Further, the binding clip length of first caliper and the second caliper be all 25mm because of Coronal clavicle proximal end most
Width, maximum width are (21.4 ± 6.8) mm, and the screw length greater than 25mm was not yet used in clinical practice；Binding clip diameter
2mm, 2mm Kirschner wire drill in clavicle upper face center steel plate both ends, damage very little, even if in most narrow middle clavicle,
Horizontal position minimum widith (9.3 ± 1.0) mm also reaches 4-5 times of Kirschner wire diameter.
Further, the binding clip free-end length is 2mm, diameter 1.5mm, convenient for being smoothly inserted into after extraction Kirschner wire
Bone road is resetted.If binding clip is too long and is in sharp keen design, the risk of nervus vasculairs and pleura under clavicle is had damage in operation.
Further, the tong arm length of the first caliper and the second caliper is 40mm, is taken down the exhibits in parallel, far from clavicle axis, no
Subsequent peace plate is interfered to set nail operation;The minimum distance that collapses is 30mm between first caliper and the binding clip of the second caliper, is shunk
Space is big, can meet gathering or the pressurization of fracture of shaft of clavicle convenient for resetting in art；It is 150mm that maximum, which opens distance, though clavicle
Average length male is (153.9 ± 7.5) mm, women is (135.4 ± 7.6) mm, but clavicle is remote, proximal end two-point defined line is apart from very
Hardly possible is able to satisfy the reset site of long section fracture of shaft of clavicle more than 150mm.
The utility model has the following beneficial effects: 1. wound is small, operation is simple and reliable, and repeatability is strong；2. far from fracture end
Indirect reduction, end blood supply is rolled in protection to greatest extent；3. having folding end axial pressure function；4. resetting does not influence subsequent fixation.
Detailed description of the invention
Fig. 1 is the structural schematic diagram that a kind of clavicle of the utility model resets pressurized clamp；
Fig. 2 is that a kind of clavicle of the utility model resets pressurized clamp in the partial schematic diagram at binding clip position；
Fig. 3 is that a kind of clavicle of the utility model resets partial schematic diagram of the pressurized clamp at pressurization locking device；
As shown in the figure: the first caliper of 1-, the second caliper of 2-, 3- screw rod, 4- adjusting nut, 5- tong arm, 6- binding clip, 7- are logical
Hole, 8- mounting groove.
Specific embodiment
The principles of the present invention and feature are described in further detail with reference to the accompanying drawing, example is served only for solving
Utility model is released, the scope of the utility model is not intended to limit.
A kind of clavicle of the utility model as shown in Figure 1 to Figure 3 resets pressurized clamp, including is existed by movable axis interconnection
Together and the first caliper 1 and the second caliper 2 of expansible or gathering, and the locking device that pressurizes；It is set on 1 handle of the first caliper
There is through-hole 7, mounting groove 8 is equipped on the inside of 2 handle of the second caliper；The pressurization locking device includes screw rod 3 and adjusting nut 4,
The screw rod 3 is movably connected in the mounting groove 8 of the second caliper 2 after the through-hole 7 of the first caliper 1；The adjusting nut 4
In 1 outside of the first caliper and it is threaded on screw rod 3；First caliper 1 and 2 head end of the second caliper be respectively provided with one it is vertical
In the binding clip 6 of tong arm 5；6 free-end of binding clip (head end of binding clip 6) be in blunt nosed cone structure, if 6 free-end of binding clip it is too long and
In sharp keen design, the risk of nervus vasculairs and pleura under clavicle is had damage in operation；2 head end of first caliper 1 and the second caliper
Binding clip 6 is parallel to each other, in order to fractures axial pressure.
Further, in order to make to turn more easily, 4 outer surface of adjusting nut is equipped with anti-skid chequer.
Further, 6 length of binding clip of first caliper 1 and the second caliper 2 is all 25mm, because of Coronal clavicle proximal end
Most wide, maximum width is (21.4 ± 6.8) mm, and the screw length greater than 25mm was not yet used in clinical practice；Binding clip 6 is straight
Diameter 2mm, 2mm Kirschner wire drills in clavicle upper face center steel plate both ends, damages very little, even if in most narrow middle clavicle,
Its horizontal position minimum widith (9.3 ± 1.0) mm also reaches 4-5 times of Kirschner wire diameter.
Further, the 6 free-end length of binding clip is 2mm, diameter 1.5mm, convenient for smoothly inserting after extraction Kirschner wire
Road is resetted to the marrow.
Further, 5 length of tong arm of the first caliper 1 and the second caliper 2 is 40mm, is taken down the exhibits in parallel, separate clavicle axis,
Subsequent peace plate is not interfered to set nail operation;The minimum distance that collapses is 30mm between first caliper 1 and the binding clip 6 of the second caliper 2,
Shrink space is big, can meet gathering or the pressurization of fracture of shaft of clavicle convenient for resetting in art；It is 150mm that maximum, which opens distance, though lock
The average length male of bone is (153.9 ± 7.5) mm, women is (135.4 ± 7.6) mm, but clavicle is remote, proximal end two-point defined line away from
From being difficult more than 150mm, and it is able to satisfy the reset site of long section fracture of shaft of clavicle.
The handle portion of first caliper 1 and the second caliper 2 is finely tuned using adjusting nut 4, is avoided caused by dentation biting connecions handle
Fixation is too loose or too tight.6 free-end of binding clip be placed in clavicle upper face center, steel plate two sides, opened by tong arm 5 or collapse it is (right
Fragment first can be tied up with absorbable suture and Slipped Clove Hitch technology in comminuted fracture, eventually become two parts Fracture Simple), at the same it is right
It rolls over end and carries out necessary auxiliary reset, the suitably pressurization of adjusting nut 4 after drawing close contact of folding end is fixed, then and it is relatively stable, it rises
It is acted on to trunk bracket temporary support, convenient for placing steel plate.This device is similar to interim exterior fixing rack, and reduction forceps are far from folding
Indirect reduction is held, to greatest extent the local blood supply of protection fracture, avoiding the progress of doubling end, repeatedly clamp, removing have damaged original repeatedly
Tissue Blood fortune further destroyed, meet the fixed minimally invasive theory of fracture biology, also in compliance with locking steel plate bridge joint fixation
Required Indirect reduction principle.
The above is only the preferred embodiment of the present invention, is not intended to limit the utility model, all practical at this
Within novel spirit and principle, any modification, equivalent replacement, improvement and so on should be included in the guarantor of the utility model
Within the scope of shield.
Claims (5)
1. a kind of clavicle resets pressurized clamp, including by movable axis interconnection together and expansible or the first caliper of gathering
With the second caliper, and pressurization locking device；It is equipped with through-hole on the first caliper handle, peace is equipped on the inside of the second caliper handle
Tankage；The pressurization locking device includes screw rod and adjusting nut, and the screw rod is flexibly connected after the through-hole of the first caliper
In the mounting groove of the second caliper；The adjusting nut is located on the outside of the first caliper and is threaded on screw rod；Its feature exists
In: first caliper and the second caliper head end are respectively provided with a binding clip perpendicular to tong arm；The binding clip free-end is in blunt nosed
Cone structure；The binding clip of first caliper and the second caliper head end is parallel to each other.
2. clavicle according to claim 1 resets pressurized clamp, it is characterised in that: the adjusting nut outer surface is equipped with anti-skidding
Line.
3. clavicle according to claim 1 resets pressurized clamp, it is characterised in that: the pincers of first caliper and the second caliper
Head length is all 25mm, and diameter is all 2mm.
4. clavicle as claimed in any of claims 1 to 3 resets pressurized clamp, it is characterised in that: the binding clip is free
End length is 2mm, diameter 1.5mm.
5. clavicle according to claim 4 resets pressurized clamp, it is characterised in that: the pincers of first caliper and the second caliper
Arm lengths are 40mm;The minimum distance that collapses is 30mm between first caliper and the binding clip of the second caliper, and maximum opens distance
For 150mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821368833.3U CN209332247U (en) | 2018-08-24 | 2018-08-24 | A kind of clavicle reset pressurized clamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821368833.3U CN209332247U (en) | 2018-08-24 | 2018-08-24 | A kind of clavicle reset pressurized clamp |
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| Publication Number | Publication Date |
|---|---|
| CN209332247U true CN209332247U (en) | 2019-09-03 |
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| CN201821368833.3U Active CN209332247U (en) | 2018-08-24 | 2018-08-24 | A kind of clavicle reset pressurized clamp |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110226963A (en) * | 2019-07-15 | 2019-09-13 | 南京市第一医院 | The combined type reduction forceps that a kind of closed reduction uses when fracturing |
-
2018
- 2018-08-24 CN CN201821368833.3U patent/CN209332247U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110226963A (en) * | 2019-07-15 | 2019-09-13 | 南京市第一医院 | The combined type reduction forceps that a kind of closed reduction uses when fracturing |
| CN110226963B (en) * | 2019-07-15 | 2021-09-03 | 南京市第一医院 | Combined reduction forceps used during closed reduction of fracture |
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