CN106175901B - Bone plate - Google Patents
Bone plate Download PDFInfo
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- CN106175901B CN106175901B CN201510698187.1A CN201510698187A CN106175901B CN 106175901 B CN106175901 B CN 106175901B CN 201510698187 A CN201510698187 A CN 201510698187A CN 106175901 B CN106175901 B CN 106175901B
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- 210000000988 bone and bone Anatomy 0.000 title claims abstract description 100
- 210000001562 sternum Anatomy 0.000 claims description 30
- 238000009434 installation Methods 0.000 claims description 11
- 210000000038 chest Anatomy 0.000 claims description 7
- 229910045601 alloy Inorganic materials 0.000 claims description 5
- 239000000956 alloy Substances 0.000 claims description 5
- 239000000463 material Substances 0.000 claims description 4
- 230000037431 insertion Effects 0.000 claims 1
- 238000003780 insertion Methods 0.000 claims 1
- 230000004308 accommodation Effects 0.000 abstract description 44
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 description 9
- 229910052719 titanium Inorganic materials 0.000 description 9
- 239000010936 titanium Substances 0.000 description 9
- 238000005452 bending Methods 0.000 description 7
- 208000010392 Bone Fractures Diseases 0.000 description 5
- 229910001285 shape-memory alloy Inorganic materials 0.000 description 5
- 238000000034 method Methods 0.000 description 4
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 description 3
- 230000006378 damage Effects 0.000 description 3
- 229910000831 Steel Inorganic materials 0.000 description 2
- 238000009826 distribution Methods 0.000 description 2
- 238000005192 partition Methods 0.000 description 2
- 238000000926 separation method Methods 0.000 description 2
- 239000011780 sodium chloride Substances 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 208000001132 Osteoporosis Diseases 0.000 description 1
- 208000027418 Wounds and injury Diseases 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 239000012141 concentrate Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 229910003460 diamond Inorganic materials 0.000 description 1
- 239000010432 diamond Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
- 230000035876 healing Effects 0.000 description 1
- 239000005457 ice water Substances 0.000 description 1
- 208000014674 injury Diseases 0.000 description 1
- 238000011900 installation process Methods 0.000 description 1
- 230000003601 intercostal effect Effects 0.000 description 1
- 238000009940 knitting Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000003032 molecular docking Methods 0.000 description 1
- 238000004904 shortening Methods 0.000 description 1
Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/56—Surgical instruments or methods for treatment of bones or joints; Devices specially adapted therefor
- A61B17/58—Surgical instruments or methods for treatment of bones or joints; Devices specially adapted therefor for osteosynthesis, e.g. bone plates, screws, setting implements or the like
- A61B17/68—Internal fixation devices, including fasteners and spinal fixators, even if a part thereof projects from the skin
- A61B17/80—Cortical plates, i.e. bone plates; Instruments for holding or positioning cortical plates, or for compressing bones attached to cortical plates
- A61B17/8061—Cortical plates, i.e. bone plates; Instruments for holding or positioning cortical plates, or for compressing bones attached to cortical plates specially adapted for particular bones
- A61B17/8076—Cortical plates, i.e. bone plates; Instruments for holding or positioning cortical plates, or for compressing bones attached to cortical plates specially adapted for particular bones for the ribs or the sternum
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B2017/00831—Material properties
- A61B2017/00867—Material properties shape memory effect
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/56—Surgical instruments or methods for treatment of bones or joints; Devices specially adapted therefor
- A61B2017/564—Methods for bone or joint treatment
Landscapes
- Health & Medical Sciences (AREA)
- Orthopedic Medicine & Surgery (AREA)
- Surgery (AREA)
- Life Sciences & Earth Sciences (AREA)
- Heart & Thoracic Surgery (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Engineering & Computer Science (AREA)
- Biomedical Technology (AREA)
- Neurology (AREA)
- Medical Informatics (AREA)
- Molecular Biology (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Prostheses (AREA)
- Surgical Instruments (AREA)
Abstract
A kind of bone plate, comprising: bone positioning region coincide with bony site shape waiting；Arm is encircled with what bone positioning region was connect, encircles arm at least two, positioned at the two sides of bone positioning region, for encircling fixed bony site waiting；All arms of encircling are divided into two groups, encircle arm group positioned at the first of bone positioning region side and encircle arm group positioned at the second of the bone positioning region other side；Bone positioning region is at least divided into two sub- positioning regions, in two sub- positioning regions interconnected, one of them sub- positioning region has accommodation space, and another sub- positioning region has plug-in unit, plug-in unit, which is inserted in after accommodation space to reach, is fixedly connected with two sub- positioning regions, and plug-in unit can be extracted from accommodation space.In the bone plate of this programme, two sub- positioning regions do not need external auxiliary connector in connection status, and structure is simple, and install, disassembly it is all extremely convenient, take a short time, reduce operation risk.
Description
This application claims submission on May 29th, 2015 Patent Office of the People's Republic of China, application No. is 201510285631.7, denominations of invention
For a kind of priority of the Chinese patent application of " memory alloy plate osteosynthesis for breastbone ", entire contents are incorporated by reference
In this application.
This application claims the submission Patent Office of the People's Republic of China on the 14th of August in 2015, application No. is 201510496962.5, denominations of invention
For a kind of priority of the Chinese patent application of " memory alloy plate osteosynthesis fixed for breastbone ", entire contents pass through reference
It is incorporated in the present application.
Technical field
The present invention relates to field of medical technology, in particular to a kind of bone plate.
Background technique
Clinically breastbone closes chest art and fracture of sternum fixed there are many methods, including wire binding ligamentopexis and titanium at present
Plate titanium Pinning.Wire binding ligamentopexis is using wire binding breastbone, and titanium plate titanium Pinning is to be followed closely using titanium across titanium
Plate hammers into breastbone, and breastbone is fixed in titanium plate.But all inevitable existing defects of these methods, for example, to gerontal patient
The especially serious patient of osteoporosis should not drill excessive in breastbone, and which has limited the applications of titanium plate titanium Pinning；And steel
Silk ties up the case where art cuts breastbone there may be steel wire.Therefore, start useful memory alloy plate osteosynthesis at present to fix breastbone,
The bone plate is integrally formed ground, and there are two groups be oppositely arranged to be encircled arm, and bone plate is dipped to ring in ice water before fixing
Folded arm is opened, and bone plate is placed on breastbone later and two groups are encircled arm and are respectively placed in breastbone two sides, then with 45 degree or so
Warm saline to bone plate hot compress, breastbone can be closed up automatically and encircle by encircling arm, breastbone is played and encircles fixation, promote chest
Knitting.
But since two groups are encircled arm and tightly encircle in breastbone two sides, this makes the disassembly process of bone plate relatively more tired
It is difficult.In disassembly, needs to carry out continuing ice compress to arm is encircled using ice cube, arm will be encircled and taken out one by one, this is to needing secondary thoracotomy
Or the operating time that related surgical is extended for the patient of chest is promptly opened, increase operation risk.
Summary of the invention
Problems solved by the invention is that existing memory alloy plate osteosynthesis is integrally formed, and causes memory alloy plate osteosynthesis from chest
Inconvenience is removed on bone.
To solve the above problems, the present invention provides a kind of bone plate, comprising: bone positioning region, with bony site shape waiting
It coincide；What is connect with the bone positioning region encircles arm, and the arm of encircling is at least two, positioned at the bone positioning region
Two sides, for encircling the fixed bony site waiting；
Arm is encircled described in all and is divided into two groups, and be located at bone positioning region side first encircles arm group and position
Second in the bone positioning region other side encircles arm group；
The bone positioning region is at least divided into two sub- positioning regions, in two sub- positioning regions interconnected, one of them
Sub- positioning region has accommodation space, and another sub- positioning region has plug-in unit, and the plug-in unit reaches after being inserted in the accommodation space
It is fixedly connected with described two sub- positioning regions, and the plug-in unit can be extracted from the accommodation space.
Optionally, the bone position portion is at two sub- positioning regions, the respectively first sub- positioning region and the second son positioning
Portion, described first encircles arm group connect with the described first sub- positioning region, and described second encircles arm group and the described second sub- positioning region
Connection.
Optionally, the plug-in unit is inserted in the accommodation space along first direction, and the first direction is the first and second ring
The opposite direction of folded arm group.
Optionally, the plug-in unit include in a second direction with respect to and the support arm that sets, the support arm is along the first direction court
Extend to the accommodation space, the second direction is perpendicular to the first direction；
The accommodation space is penetrated through along the first direction；
Two support arms are contained in the accommodation space, and one end that the support arm stretches out outside the accommodation space is set
Have along second direction jag outstanding, sub- positioning region where the jag and the accommodation space against.
Optionally, it is equipped in the upper surface of the jag and takes out hole.
Optionally, sub- positioning region where the accommodation space include: along two sides that the second direction is opposite to be set,
It connects the top margin of two sides, connect the bottom edge of two sides, the top margin, bottom edge and two sides define institute
State accommodation space.
Optionally, the top margin is two parts along second direction partition, each part and bottom edge and corresponding
Side define a sliding slot, the accommodation space is separated into two sliding slots.
Optionally, the plug-in unit is inserted in a second direction in the accommodation space, the second direction perpendicular to first,
Two encircle the opposite direction of arm group.
Optionally, in two sub- positioning regions interconnected, the sub- positioning region includes along first direction towards another
Two installing arms of the installing arm that a sub- positioning region extends, two sub- positioning regions it is opposite along the second direction and
If the first direction encircles the opposite direction of arm group for first and second；
One of installing arm is equipped with the first locking pin using as the plug-in unit, and another installing arm is equipped with the first locking
Hole is using as the accommodation space, first locking pin is inserted into along the second direction and is clamped on first lock hole
It is interior.
Optionally, another described installing arm, which is additionally provided in the second locking pin and one of installing arm, is equipped with second
Lock hole, second locking pin are protruded into and are clamped in second lock hole.
Optionally, it is equipped in the upper surface of two installing arms and takes out hole.
Optionally, the taking-up hole in two installing arms is connected to along the second direction.
Optionally, first locking pin includes at least two pawls, and all pawls are clamped on described in tensioning state
In first lock hole.
Optionally, each arm group of encircling includes one or multiple described encircle arm and multiple described encircle arm along second
Direction arrangement, the second direction encircle the opposite direction of arm group perpendicular to first and second.
Optionally, the arm of encircling includes extension and encircles portion, and the extension is fixed on the sub- positioning region, described
Portion is encircled for encircling the fixed bony site waiting；
It is including that multiple one for encircling arm encircle in arm group, the spacing between the two neighboring extension for encircling arm
It is gradually increased on the first direction for being gradually distance from the sub- positioning region, the first direction is that first and second to encircle arm group opposite
Direction.
Optionally, the dress that the sub- positioning region has fixing end, extends straight from the fixing end along the second direction
With portion；
It is including that multiple one for encircling arm encircle in arm group, it is all described to encircle arm along the linearly extended side
To being fixed on the department of assembly.
Optionally, the material of the bone plate is memorial alloy.
Optionally, the bony site waiting is breastbone, and the bone plate is bone fracture plate for breastbone.
Compared with prior art, technical solution of the present invention has the advantage that
In bone positioning region, two sub- positioning regions are fixedly connected by way of grafting.It is needing to take out out of human body
When bone plate, plug-in unit can be extracted out of accommodation space, two sub- position portions to link together are from later by the two sons
What positioning region was connected encircle arm removes from bony site waiting.Two sub- positioning regions do not need outside in installation condition in this programme
Connection assist, structure is simple, and install, disassembly it is all extremely convenient, take a short time, reduce operation risk.
Detailed description of the invention
Fig. 1 is the perspective view of the bone plate of first embodiment of the invention；
Fig. 2 is the first perspective view for encircling arm group in bone plate shown in Fig. 1；
Fig. 3 is the second perspective view for encircling arm group in bone plate shown in Fig. 1；
Fig. 4 is the perspective view of the bone plate of second embodiment of the invention；
Fig. 5 is the perspective view of another variation of bone plate shown in Fig. 4；
Fig. 6 is the perspective view of the bone plate of third embodiment of the invention；
Fig. 7 is the first perspective view for encircling arm group in bone plate shown in Fig. 6；
Fig. 8 is the second perspective view for encircling arm group in bone plate shown in Fig. 6；
Fig. 9 is the perspective view of the bone plate of fourth embodiment of the invention；
Figure 10 is the first perspective view for encircling arm group in bone plate shown in Fig. 9；
Figure 11 is the perspective view of a variation of bone plate shown in Fig. 9；
Figure 12 is the perspective view of the bone plate of fifth embodiment of the invention.
Specific embodiment
To make the above purposes, features and advantages of the invention more obvious and understandable, with reference to the accompanying drawing to the present invention
Specific embodiment be described in detail.
First embodiment
Referring to Fig.1~Fig. 3, the present embodiment provides a kind of bone plate, which includes bone positioning region 1, and to synthetism
Position shape is coincide；What is connect with bone positioning region 1 encircles arm, and the arm of encircling is located at bone positioning region 1 at least two
Two sides, for encircling fixed bony site waiting；
All arms of encircling are divided into two groups, encircle arm group 2a positioned at the first of 1 side of bone positioning region and determine positioned at bone
The second of 1 other side of position portion encircles arm group 2b；
Bone positioning region 1 is at least divided into two sub- positioning regions 10, in two sub- positioning regions 10 interconnected, one of them
Sub- positioning region 10 has accommodation space 11, and another sub- positioning region 10 has plug-in unit 12, after plug-in unit 12 is inserted in accommodation space 11
Reaching is fixedly connected with two sub- positioning regions 10, and plug-in unit 12 can be extracted from accommodation space 11.
Compared with prior art, technical solution of the present invention has the advantage that
In bone positioning region 1, two sub- positioning regions 10 are fixedly connected by way of grafting.It is needing to take out of human body
Out when bone plate, plug-in unit 12 can be extracted out of accommodation space 11, two sub- positioning regions 10 to link together separate, and later will
The arm of encircling that the two sub- positioning regions 10 connect is removed to synthetism.Two sub- positioning regions 10 are not required in installation condition in this programme
Want external auxiliary connector to can be achieved with securely connecting, structure is simple, and install, disassembly it is all extremely convenient, take a short time,
Reduce operation risk.
" bone positioning region 1 coincide with bony site shape waiting " refers to surface of the bone positioning region 1 towards bony site waiting
It is closed with the surface forming face face paste of bony site waiting, realizes the good location for treating synthetism position, promotion is healed early to synthetism.
However, it is desirable to which explanation, forms good positioning, face here as long as can be realized bone positioning region 1 and treat synthetism position
Face paste, which is closed, to be allowed to have gap between bone positioning region 1 and bony site waiting, without accomplishing tight joint close.
Referring to Fig.1~Fig. 3, in the present embodiment, bone positioning region 1 are divided into two sub- positioning regions, and the respectively first son is fixed
The sub- positioning region 10b of position portion 10a and second, first encircles arm group 2a connect with the first sub- positioning region 10a, second encircle arm group 2b with
Second sub- positioning region 10b connection.Wherein first encircle arm group 2a include one first encircle arm 21, second, which encircles arm group 2b, includes
One second is encircled arm 22.When bone plate and bony site waiting assemble, described first and second encircles arm 21,22 respectively from waiting
The two sides of bony site surround bony site waiting.
Wherein the bone waiting can be breastbone, and bone plate is bone fracture plate for breastbone.Chest is closed in breastbone or fracture of sternum is fixed
Operation in, the first and second of bone plate encircles intercostal of the arm 21,22 respectively in breastbone two sides and encircles breastbone, after breastbone healing after,
Bone plate is taken out again.Since the bone plate taking-up of this programme is convenient, this is for the patient for needing secondary thoracotomy or promptly opening chest
The operating time for shortening related surgical, reduces operation risk.
In addition to breastbone, described to synthetism can be also other tubular bones, and the bone plate of this programme can be used for these bones
Fracture fixation.
The inserting mode of the first sub- sub- positioning region 10b of positioning region 10a and second in the present embodiment detailed below.
Referring to Fig.1~Fig. 3, plug-in unit 12 are inserted in accommodation space 11 along first direction AA, and first direction AA is first and second
Encircle the opposite direction of arm group 2a, 2b.Wherein the first sub- positioning region 10a has plug-in unit 12, is formed in the second sub- positioning region 10b
There is accommodation space 11.
Plug-in unit 12 includes the support arm that BB in a second direction is opposite and sets, respectively first support arm 121 and second support arm 122,
First and second support arm 121,122 extends along first direction AA towards accommodation space 11, second direction BB perpendicular to first direction AA,
For the length direction to synthetism；
Accommodation space 11 is penetrated through along the first direction AA；
First and second support arm 121,122 is contained in accommodation space 11, and the first and second support arm 121,122 stretches out accommodation space 11
Outer one end is equipped with BB jag outstanding in a second direction, and jag includes the first jag 123 and the of first support arm 121
Sub- positioning region where second jag 124 of two support arms 122, jag and accommodation space 11 is against that is, first and second is prominent
End 123,124 and the second sub- positioning region 10b against.First support arm 121 be located at first encircle arm 21 and the first jag 123 it
Between segment section be contained in accommodation space 11, second support arm 122, which is located at, first encircles between arm 21 and the second jag 124
Segment section is contained in accommodation space 11.
During installation, the first and second jag 123,124 slides in accommodation space 11, until skidding off edge after accommodation space 11
Second direction BB respectively to two sides pop up and with the second sub- positioning region 10b against.In installation condition, the second 10b pairs of sub- positioning region
First and second jag 123,124, which is formed, to be stopped and prevents the first and second support arm 121,122 back skatings from entering in accommodation space 11, enhancing the
Connectivity robustness between the one sub- sub- positioning region 10b of positioning region 10a and second both prevents from being detached from, this can effectively ensure that first,
Two encircle firmly installing for arm group 2a, 2b and bony site waiting, to realize that first and second encircles arm 21,22 and treat synthetism and formed
The larger power of filling the span of a man's arms.
Disassembly when, clamp the first and second jag 123,124 using special fixture, and from outside to inside force so that first,
Two jags 123,124 close up, and are pulled outwardly first along first direction AA later and encircle arm 21 or the second and encircle arm 22, and first and second
Support arm 121,122 slides into accommodation space 11 and skids off outside accommodation space 11 to the first and second jag 123,124, realizes two rings
The separation of folded arm group, bone plate is taken out.
In view of the convenient and fast attaching/detaching operation of the present embodiment bone plate, the material of bone plate can be memorial alloy, can also
Select any viable material that will not be caused harm to the human body.By taking memorial alloy as an example, in installation process, firstly, operation first,
Two sub- positioning region 10a, 10b grafting, are assembled into bone plate；Later, bone plate is placed in low-temperature normal saline, uses distraction forcep
Arm 21,22 is encircled by first and second to strut one by one, be put into need fixed engagement in synthetism；Later, with warm saline hot compress
Bone plate, using the shape-memory properties of memorial alloy, first and second, which encircles arm 21,22, automatically resets, and embraces breastbone.
Further, jag has upper and lower surfaces, wherein lower surface is compared in upper surface above bony site waiting
Far from bony site waiting and it is exposed to outside accommodation space 11, when bone plate and bony site waiting assemble, the upper surface of jag
It faces outside human body, is equipped in the upper surface of jag and takes out hole.Specifically, the is equipped in the upper surface of the first jag 123
One takes out hole 125, is equipped with second in the upper surface of the second jag 124 and takes out hole 126.In disassembly, two of fixture are used
Pawl is respectively protruding into the first and second taking-up hole 125,126 and clamps from outside to inside.First and second taking-up hole 125,126 makes first and second
Disassembly separation between sub- positioning region 10a, 10b is more convenient.Wherein fixture can be the indoor needle holder of operation, very convenient.
It should be noted that the first and second taking-up hole 125,126 can run through corresponding jag, it can also be not through corresponding prominent
End.
Referring to Fig.1~Fig. 3, the first jag 123 include: in a second direction BB far from second support arm 122 outstanding first
Stopper section 127, in a second direction BB take out hole portion 128 towards second support arm 122 outstanding first, and the first stopper section 127 is used for
With the second sub- positioning region 10b against the first taking-up hole 125 is formed in the first taking-up hole portion 128；
Second jag 124 include: in a second direction BB far from second stopper section 129 outstanding of first support arm 121, along
Two direction BB take out hole portion 130 towards first support arm 121 outstanding second, and the second stopper section 129 is used for and the second sub- positioning region
10b against, the second taking-up hole 126 is formed in the second taking-up hole portion 130, the first and second taking-up hole portion 128,130 is formed in first,
Between two support arms 121,122, spacing is smaller between the first and second taking-up hole 125,126, is using the first and second support arm of clamp
121,122 when, two pawls of fixture without diverging relatively large distance, thus clamp exert oneself when operation it is also relatively labor-saving.
In the present embodiment, first and second hole 125,126 is taken out as circular hole.In addition to this, first and second hole 125,126 is taken out
It can also be round hole, square hole, tri-angle-holed, slotted eye or diamond hole.
Referring to Fig.1~Fig. 3, sub- positioning region where accommodation space 11, i.e., the second sub- positioning region 10b includes: in a second direction
Top margin 14, connection two sides 13a, 13b of BB is opposite and sets two sides 13a and 13b, connection two sides 13a and 13b
Bottom edge 15.Top margin 14, bottom edge 15 and two sides 13a, 13b define accommodation space 11.The first and second sub- positioning region 10a,
When 10b links together, the first jag 123 and side 13a against and the second jag 124 and side 13b against.
Top margin 14 can form the first and second support arm 121,122 and limit, and two support arms is avoided to pop up.Wherein, in this reality
It applies in example, BB partition is two parts, respectively first part 141 and second part 142, each portion to top margin 14 in a second direction
Divide and defines a sliding slot, that is, first part 141 and bottom edge 15 and side with bottom edge 15 and corresponding side 13a, 13b
13a defines a sliding slot, second part 142 and bottom edge 15 and side 13b defines another sliding slot, corresponds to two portions
Point, accommodation space 11 includes the two sliding slots.
In addition to this it is possible to be: top margin 14 is not separated, but integrally formed overall structure.
The present embodiment can further rationally design the spacing and appearance between two lateral walls of the first and second support arm 121,122
The spacing received between two side walls 13a, 13b in space 11 is suitable or the former is slightly larger than the latter, when the first and second support arm 121,122
When being contained in accommodation space 11, first support arm 121 can be adjacent to side 13a and second support arm 122 can be pasted with side 13b
Tightly, the first and second support arm 121,122 is supported between side 13a, 13b in tensioning state, this can further enhance first,
Two encircle the installation fastness of arm group 2a, 2b.
Referring to Fig.1, first and second the laminated structure that arm 21,22 is arc is encircled, encircles arm in installation condition, first and second
21,22 sheet face is bonded with the surface to synthetism, and first and second encircles that arm 21,22 is larger with the contact area to synthetism, this can
So that first and second encircle arm 21,22 with to synthetism fill the span of a man's arms power distribution it is more uniform, first and second encircles arm 21,22 can be firmly
Embrace to synthetism, but will not stress concentrate and treat synthetism injury cause excessively press and damage.As a kind of change
Shape example, first and second encircles the laminated structure that arm 21,22 is not limited to arc, can also be designed as the other shapes such as filiform, strip.
Finally, it should be noted that in the present embodiment, bone position portion is at two sub- positioning regions.But not limited to this,
In other embodiments, bone positioning region can be divided into more than two sub- positioning regions, such as first and second encircles arm group and pass through multiple groups
Two sub- positioning region connections interconnected, two connectivity robustness for encircling arm group can be enhanced in this.
Second embodiment
Compared with first embodiment, the present embodiment the difference is that:
Referring to Fig. 4, first, which encircles arm group 2a', includes two first and encircles arm 21', and second to encircle arm group 2b' include two
A second encircles arm 22'.This can satisfy osseous part bit length waiting it is longer when demand of filling the span of a man's arms, it is multiple encircle arms be integrally formed ground
Be fixed on corresponding sub- positioning region, it is compact-sized, install, dismantle it is time saving and energy saving.
Referring to Fig. 4, the first sub- positioning region 10a' there is fixing end C, plug-in unit 12' to be each attached to fixing end C, first encircles arm
2 first in group 2a' are encircled arm 21' and are each attached to fixing end C.First, which encircles arm 21', includes extension 210 and encircles portion
211, extension 210 is fixed on the first sub- positioning region 10a, encircles portion 211 for encircling fixed bony site waiting.It is encircled first
In arm group 2a', encircles between the extension 210 of arm 21' for adjacent two first and be gradually distance from the first sub- positioning region 10a''s
It is gradually increased on first direction AA, first direction AA encircles the opposite direction of arm group 2a', 2b' for first and second.Specifically, it is located at
The extension 210 that the first of top encircles arm 21' extends from fixing end C deviation, and underlying first encircles prolonging for arm 21'
Exhibition portion 210 is biased to lower extension from fixing end C, so that 2 first are encircled arm 21' and are spaced apart.Further, encircling portion 211 includes
The bending part being connect with extension 210, the clamping part 213 being connect with bending part, due to extension 210 be not horizontal extension but
It offsets in the vertical direction, therefore the distortion bending of bending part 212 can just make interior sheet face part, the clamping part of bending part 212
213 interior sheet face part can be bonded with the respective surfaces of bony site waiting.The structure for encircling arm group 2b' for 2 second can
The structure of arm group 2a' is encircled with reference to 2 first, details are not described herein.
It should be noted that each encircle in arm, the offset distance of extension, the degreeof tortuosity of bending part and clamping part
Size can be set according to the concrete application occasion of bone plate.
As another variation, it may also is that first, which encircles arm group 2a ", encircles arm including 3 first referring to Fig. 5
21 ", and second encircle arm group 2b " include two second encircle arm 22 ".By taking first encircles arm group 2a " as an example, centre encircles arm
Extension horizontal extension, the extension that upside encircles arm is offset up and downside encircles the extension of arm and offsets downward, such phase
It is gradually widened between adjacent two extensions for encircling arm.Second arrangement mode for encircling arm group 2b " middle ring folded arm can refer to first
The distribution mode of arm group 2a " middle ring folded arm is encircled, details are not described herein.
It should be noted that it is related with the length of bony site waiting each to encircle the number for encircling arm that arm group is included,
When bony site waiting is longer, the number for encircling arm is necessarily more.Therefore, according to the length of bony site waiting, arm group is each encircled
It may include that one or more encircles arm.Further, it encircles the arm of encircling that arm group may include identical quantity for two, also can wrap
Include different number encircles arm, this will be set according to the specific situation of bony site waiting.
By taking bony site waiting is breastbone as an example, in installation condition, since the width and thickness of breastbone exist along its length
Each position is different, and the internal diameter and length for each encircling arm can fill the span of a man's arms the thickness at position according to breastbone and width is selected
It selects.This also allow to design it is multiple and different encircle arm group, choose suitable two according to bony site waiting in application and encircle arm
Group is combined installation.
In addition to difference, the other structures of the bone plate of second embodiment can refer to the content of first embodiment, herein
It repeats no more.
3rd embodiment
Referring to Fig. 6~Fig. 8, it is different from the first embodiment, the inserting mode of two sub- positioning regions in the present embodiment are as follows: plug-in unit
It is inserted in accommodation space including BB in a second direction.
Specifically, in two sub- positioning regions interconnected, wherein the sub- positioning region includes along first direction direction
The installing arm that another sub- positioning region extends, two installing arms of two sub- positioning regions are opposite along the second direction
And set, the first direction encircles the opposite direction of arm group for first and second.Such as, the first sub- positioning region 10c includes along first direction
The first installing arm 101 that AA extends towards the second sub- positioning region 10d, the second sub- positioning region 10d includes along first direction AA direction
The second installing arm 102 that first sub- positioning region 10c extends, BB is set the first and second installing arm 101,102 relatively in a second direction.
One of installing arm is equipped with the first locking pin using as the plug-in unit, and another installing arm is equipped with the first locking
Hole is using as the accommodation space, first locking pin is inserted into along the second direction and is clamped on first lock hole
It is interior.Such as, the first installing arm 101 is equipped with the first locking pin 103 and is used as plug-in unit, and the second installing arm 102 is equipped with the first lock hole 104
Using as the accommodation space, BB is inserted into and is clamped in the first lock hole 104 the first locking pin 103 in a second direction, formed
One plug-in position.
In the plug-in position, the first locking pin 103 is limited by the first lock hole 104, and the two cooperates to blocking
One, two installing arms 101,102 separate, this allow two sides first encircle arm group 2c, second encircle arm group 2d treat synthetism produce
The raw larger power of filling the span of a man's arms, plate fixation are reliable.
During installation, operation first encircles arm group 2c and second and encircles arm group 2d encircles from two sides to synthetism respectively, and makes
First locking pin 103 is protruded into and is clamped in the first lock hole 104.In disassembly, first and second is protruded into using two pawls of fixture
In gap between installing arm 101,102, and BB exerts oneself from inside to outside in a second direction, so that the first and second installing arm 101,102
It is separated respectively to two sides.
Compared with first embodiment, first and second sub- positioning region 10c, 10d is small in size in the bone plate of the present embodiment, to people
The traumatogenic risk of body is small, and install, disassembly it is all very convenient.
Referring to Fig. 6~Fig. 8, the first locking pin 103 includes the first pawl 131 and for being separately fixed at the first installing arm 101
Two pawls 132, the first locking pin 103 are contained in the first lock hole 104 by the first and second pawl 131,132 in tensioning state.Tool
Body, the first and second pawl 131,132 of design interval forms a V-type mouth, which, which have the first locking pin 103, to open
Tightly/elastic property for closing up.In original state, the first and second pawl 131,132 open-shaped states, the width of the first locking pin 103 at this time
Degree is greater than the internal diameter of the first lock hole 104；During installation, the first and second pawl 131,132 closes up so that the first locking pin relatively
103 can pass through the first lock hole 104；After the first locking pin 103 is pierced by the first lock hole 104, the first and second pawl 131,132
Gradually automatic to open, the first locking pin 103 in tensioning state is formed with the first lock hole 104 and is locked.
In the present embodiment, the first and second pawl 131,132 is each attached to the first installing arm 101, and V-type mouth extends to the first peace
Fill arm 101.In addition to this, as a kind of variation, it may also is that the first locking pin includes being fixed on the first installing arm 101
First segment and the second segment for connecting first segment, second segment includes the first pawl and the second pawl spaced apart, at this time the first pawl and second
The V-type mouth that pawl interval is formed extends to first segment, without extending to the first installing arm 101.
In the present embodiment, the first locking pin 103 includes 2 pawls, but not limited to this.It in other embodiments, can be with
Be: the first locking pin includes 2 or more pawls, and all pawls are contained in the first lock hole in tensioning state.
It referring to Fig. 6~Fig. 8, is equipped in the upper surface of the first and second installing arm 101,102 and takes out hole, respectively setting is the
First taking-up hole 110 of one installing arm 101 and the second taking-up hole 120 being arranged in the second installing arm 102.In disassembly, make
It is respectively protruding into the taking-up hole in the first and second installing arm 101,102 with forceps, overcomes the first locking pin 103 and the first locking
Frictional force between 104 hole wall of hole from inside to outside struts the first and second installing arm 101,102, until the first and second installing arm 101,
102 separate.
In the present embodiment, the first taking-up hole 110 also extends through the side that the first installing arm 101 faces the second installing arm 102,
Second taking-up hole 120 also extends through the side that the second installing arm 102 faces the first installing arm 101, so that first takes out hole 110 and the
Two take out hole 120, and BB is connected in a second direction, forms a biggish taking-up hole, which increase the first and second installing arms 101,102
Between gap, two tong arms of forceps can be easy to protrude into simultaneously in the larger taking-up hole, and two tong arms support outward
It is also more convenient when opening to exert oneself.Further, two pairs interconnected first and second are disposed in the bone plate of the present embodiment to take out
Hole 110,120, this two pair first and second taking-up hole 110,120 are separated along first direction AA, and docking location is located at two pair first and second
It takes out between hole 110,120.In disassembly, it may is that two forceps of operation, be respectively protruding into two pair of first and second taking-up hole
110, in 120, while two forceps is controlled and strut the first and second installing arm 101,102, it is not only laborsaving but also high-efficient.It removes
Except this, it may also is that two tong arms of one forceps of operation are respectively protruding into two pair of first and second taking-up hole 110,120, it will
First and second installing arm 101,102 struts.
It should be noted that the first and second installing arm 101,102 is provided with 2 pair of first and second taking-up hole 110,120, this is only
Example.In addition to this, in other embodiments, may also be configured to 1 pair or 2 pairs or more first and second takes out hole 110,120.
As a kind of variation, the arrangement for taking out hole, which may also is that, is arranged 1 first taking-up in the first installing arm
Hole is arranged 1 second taking-up hole in the second installing arm, is spaced from each other between the two without being connected to.It is emphasized that the first peace
The quantity in the first taking-up hole may be configured as 1 or more on dress arm, and correspondingly, the quantity in the second taking-up hole can be set in the second installing arm
It is set to 1 or more, and is not limited to 1.
In addition, first take out hole 110 and second take out hole 120 shape be square hole, in addition to this can be circular hole, ellipse
Circular hole or other arbitrary shapes.
Referring to Fig. 6, the first taking-up hole 110 is connected to the second taking-up hole 120 and forms a larger size in the present embodiment
Hole is taken out, correspondingly individual first takes out the region area of corresponding connection wall shared by hole 110 or the second taking-up hole 120 relatively
It is small, to allow the small volume of the first and second installing arm 101,102, the more compact convenience of the bone plate of this programme.
In addition to the difference with first embodiment, the other structures of bone plate can refer to the first implementation in the present embodiment
The related content of example, details are not described herein.
Fourth embodiment
Compared with 3rd embodiment, referring to Fig. 9 and Figure 10, the bone plate of the present embodiment has following difference:
Firstly, the second installing arm 102' is additionally provided with the second locking pin 105 and the first installing arm 101' is additionally provided with the second locking
Hole 106 accommodates in the first locking pin 103 of the first installing arm 101' and is clamped on the first lock hole of the second installing arm 102'
While forming a plug-in position in 104 (referring to Fig. 8), the second locking pin 105 of the second installing arm 102' accommodates and clamping
Another plug-in position is formd in the second lock hole 106 of the first installing arm 101'.Two plug-in positions are compared to one
It is clamped position, the connection of the first and second installing arm 101 ', 102' can be made stronger, this also allows two and encircles in arm group
It encircles arm and can treat synthetism and form the biggish power of filling the span of a man's arms.
Secondly, the first installing arm 101' is provided with the first taking-up hole 110' and the second installing arm 102' is provided with the second taking-up
Hole 120', two taking-up holes are spaced from each other and are not connected to.
In addition, as a kind of variation, referring to Fig.1 1, first and second, which encircles arm group 2e, 2f, includes 2 and encircles arm, each
The arrangement for encircling arm group middle ring folded arm can refer to the related content of second embodiment, and details are not described herein.
In addition to the difference with 3rd embodiment, the other structures of bone plate can refer to third implementation in the present embodiment
The related content of example, details are not described herein.
5th embodiment
Compared with third and fourth embodiment, referring to Fig.1 2, the present embodiment the difference is that:
Firstly, first and second encircle arm group 2e', 2f ' include 3 encircle arm, each encircle the arrangement of arm group middle ring folded arm
Mode can refer to the related content of second embodiment, and details are not described herein.
Secondly, the assembly that the sub- positioning region has fixing end, extends straight from the fixing end along the second direction
Portion；It is including that multiple one for encircling arm encircle in arm group, it is all described to encircle arm along the linearly extended direction simultaneously
It is fixed on the department of assembly to column arrangement.Specifically, by taking the first sub- positioning region 10e as an example, the first sub- positioning region 10e, which has, to be fixed
Hold D, from the department of assembly 16 that BB is extended straight in a second direction fixing end D；It is encircled in arm group 2e first, all first encircle
Arm 300 is fixed on department of assembly 16 along the linearly extended direction laid out in parallel in department of assembly 16.Second sub- positioning region 10f and the second ring
The connection type of folded arm group 2f can refer to the connection type that the first sub- positioning region 10e and first encircles arm group 2e, no longer superfluous herein
It states.
As a kind of variation, it may also is that first encircles arm group or second to encircle arm group include 2 or 3 or more
Arm is encircled, an arm arrangement mode of encircling encircled in arm group can refer to the arrangement of the present embodiment middle ring folded arm.
Referring to Fig.1 2, department of assembly 16 is along linear extension, and by taking first encircles arm 300 as an example, first to encircle arm 300 include extending
Portion 301 and encircle portion 302.Second embodiment is compared, extension 301 is along first direction AA horizontal extension in the present embodiment, and
Without deviating upward or downward, and the bending part in portion 302 is encircled without torsional deformation, manufacturing process is simpler.
In other embodiments, department of assembly extending in a straight line can arrange that multiple sub- positioning regions are correspondingly separately connected
There are the multiple independent sub- positioning regions for encircling arm to connect respectively with aforementioned sub- positioning region, forms multipair sub- positioning region.For example,
One encircles in arm group, and department of assembly extending in a straight line has been arranged in juxtaposition 3 the first sub- positioning regions, provides and is connected with 1 and encircles arm
The second sub- positioning region, select 3 the second sub- positioning regions connect respectively with 3 the first positioning regions, 3 of 3 the second positioning regions
It encircles arm and constitutes second and encircle arm group.In addition to this, the first son positioning that can be arranged in the first department of assembly encircled in arm group
The quantity in portion can be selected according to application, can be 1 or other are multiple, and corresponding each first sub- positioning region can be random
One the second sub- positioning region of selection is attached thereto.At this point, the arm number of encircling of the first and second sub- positioning region connection can be according to synthetism
Size carry out choosing selection, can be one or more.
In addition to the difference with previous embodiment, the other structures of bone plate can refer to aforementioned implementation in the present embodiment
The related content of example, details are not described herein.
Although present disclosure is as above, present invention is not limited to this.Anyone skilled in the art are not departing from this
It in the spirit and scope of invention, can make various changes or modifications, therefore protection scope of the present invention should be with claim institute
Subject to the range of restriction.
Claims (9)
1. a kind of bone plate, comprising: bone positioning region coincide with bony site shape waiting；It is connect with the bone positioning region
Arm is encircled, the arm of encircling is fixed described to synthetism for encircling positioned at the two sides of the bone positioning region at least two
Position；
It is characterized in that,
Arm is encircled described in all and is divided into two groups, is located at the first of bone positioning region side and is encircled arm group and be located at institute
State the bone positioning region other side second encircles arm group；
The bone position portion is at two sub- positioning regions, the respectively first sub- positioning region and the second sub- positioning region, and described first
It encircles arm group to connect with the described first sub- positioning region, described second encircles arm group connect with the described second sub- positioning region；
In two sub- positioning regions interconnected, the sub- positioning region includes extending along first direction towards another sub- positioning region
Installing arm, two installing arms of two sub- positioning regions are opposite along the second direction and set, the first direction
The opposite direction of arm group is encircled for first and second；The second direction encircles the opposite direction of arm group perpendicular to first and second；
One of installing arm is equipped with the first locking pin, and another installing arm is equipped with the first lock hole；
First locking pin includes at least two pawls, and all pawls of first locking pin are clamped on institute in tensioning state
It states in the first lock hole；In use, by the way that first locking pin is inserted into first lock hole, by two installations
Arm is fixed to be assisted without other components, and after fixing, the surface of two installing arms contacts with each other；
It is equipped in the upper surface of two installing arms and takes out hole.
2. bone plate as described in claim 1, which is characterized in that another described installing arm is additionally provided with the second locking pin and institute
It states and is equipped with the second lock hole in one of installing arm, second locking pin is protruded into and is clamped in second lock hole,
In use, while first locking pin is inserted into first lock hole, the second locking pin insertion described second
In lock hole, two installing arms are fixed and are assisted without other components.
3. bone plate as claimed in claim 2, which is characterized in that second locking pin includes at least two pawls, Suo Yousuo
Pawl is stated to be clamped in tensioning state in second lock hole.
4. bone plate as described in claim 1, which is characterized in that the arm of encircling includes extension and encircles portion, described to prolong
Exhibition portion is fixed on the sub- positioning region, and the portion of encircling is for encircling the fixed bony site waiting；
Including that multiple one for encircling arm encircle in arm group, the spacing between the two neighboring extension for encircling arm by
It is gradually increased on first direction gradually far from the sub- positioning region, the first direction encircles the opposite side of arm group for first and second
To.
5. bone plate as described in claim 1, which is characterized in that the sub- positioning region has fixing end, from the fixing end edge
The department of assembly that the second direction extends straight；
It is including that multiple one for encircling arm encircle in arm group, all described to encircle arm linearly extended along the department of assembly
Direction is fixed on the department of assembly.
6. bone plate as described in claim 1, which is characterized in that the taking-up hole in two installing arms is along the second party
To connection.
7. bone plate as described in claim 1, which is characterized in that each arm group of encircling includes encircling described in one or multiple
It arm and multiple described encircle arm and arranges in a second direction.
8. bone plate as described in claim 1, which is characterized in that the material of the bone plate is memorial alloy.
9. bone plate as described in claim 1, which is characterized in that the bony site waiting is breastbone, and the bone plate is chest
Bone plate.
Applications Claiming Priority (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2015102856317 | 2015-05-29 | ||
| CN201510285631 | 2015-05-29 | ||
| CN201510496962 | 2015-08-14 | ||
| CN2015104969625 | 2015-08-14 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106175901A CN106175901A (en) | 2016-12-07 |
| CN106175901B true CN106175901B (en) | 2019-11-12 |
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ID=55425457
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520828820.XU Active CN205073007U (en) | 2015-05-29 | 2015-10-23 | Bone plate |
| CN201510698187.1A Active CN106175901B (en) | 2015-05-29 | 2015-10-23 | Bone plate |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520828820.XU Active CN205073007U (en) | 2015-05-29 | 2015-10-23 | Bone plate |
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Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN205073007U (en) * | 2015-05-29 | 2016-03-09 | 上海昕昌记忆合金科技有限公司 | Bone plate |
| CN107684454A (en) * | 2016-08-04 | 2018-02-13 | 上海昕昌记忆合金科技有限公司 | Bone plate |
| CN106798590A (en) * | 2017-01-10 | 2017-06-06 | 上海凯利泰医疗科技股份有限公司 | Sternum fixer |
| TWI715969B (en) * | 2019-04-23 | 2021-01-11 | 歐耿良 | Combined Bugu Tablet and Bugu Tablet Unit |
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| US20030083694A1 (en) * | 2001-10-31 | 2003-05-01 | Miller Archibald S. | Method and apparatus for closing a severed sternum |
| US7033377B2 (en) * | 2004-05-27 | 2006-04-25 | Mavrek Medical, L.L.C. | Surgical device for capturing, positioning and aligning portions of a severed human sternum |
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| US6051007A (en) * | 1998-03-02 | 2000-04-18 | Corvascular, Inc. | Sternal closure device and instruments therefor |
| US8172887B2 (en) * | 2005-01-25 | 2012-05-08 | Lorenz Gabele | Lock and release mechanism for a sternal clamp |
| US8758417B2 (en) * | 2009-08-05 | 2014-06-24 | Charles A. Anderson | Adjustable sternal clamp array |
| CN102335035A (en) * | 2011-09-23 | 2012-02-01 | 张晓膺 | Breastbone closing fixer |
| CN103099664A (en) * | 2011-11-15 | 2013-05-15 | 常州亨杰医疗器械有限公司 | Gear bone plate |
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Also Published As
| Publication number | Publication date |
|---|---|
| CN106175901A (en) | 2016-12-07 |
| CN205073007U (en) | 2016-03-09 |
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