CN106236238B - A kind of flap-type gusset and backbone fixed system - Google Patents
A kind of flap-type gusset and backbone fixed system Download PDFInfo
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- CN106236238B CN106236238B CN201610907980.2A CN201610907980A CN106236238B CN 106236238 B CN106236238 B CN 106236238B CN 201610907980 A CN201610907980 A CN 201610907980A CN 106236238 B CN106236238 B CN 106236238B
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- 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
- A61B17/8052—Cortical plates, i.e. bone plates; Instruments for holding or positioning cortical plates, or for compressing bones attached to cortical plates immobilised relative to screws by interlocking form of the heads and plate holes, e.g. conical or threaded
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- 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
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- 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
- A61B17/808—Instruments for holding or positioning bone plates, or for adjusting screw-to-plate locking mechanisms
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- 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
- A61B17/84—Fasteners therefor or fasteners being internal fixation devices
- A61B17/86—Pins or screws or threaded wires; nuts therefor
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Abstract
The present invention relates to a kind of flap-type gusset and backbone fixed systems, the flap-type gusset includes fitting flap portion and ontology fixed part, fitting flap portion and ontology fixed part are mutually permanently connected, fitting flap portion is used to support shield fracture site and has the structure to match with backbone medial surface, ontology fixed part is for fixed fitting flap portion and has the structure to match with backbone leading flank, ontology fixed part be provided at least two on the position being bonded at flap portion interfaces for the first lock hole across the first lock screw and be provided in the structure to match with backbone leading flank at least two for the second lock hole across the second lock screw.Flap-type gusset proposed by the present invention, is bonded flap portion and ontology fixed part is connected with each other and is cooperated to fix and support shield shaft fracture broken ends of fractured bone position, effectively ensures that aids fracture position stablizes reset and heals.
Description
Technical field
The present invention relates to the field of medical instrument technology, more particularly, to a kind of bone nonunion or fracture for after shaft fracture
The flap-type gusset and backbone fixed system of disunion.
Background technique
In the prior art, after fracture occurs, can be divided into substantially according to the degree of stability of fracture site stable and unstable
Determine two major classes.For stable fracture, usually fixed by massatherapy, using gypsum, clamping plate, brace, traction braking etc. are outer
Mode is to maintain to stablize fixed, final healing；And for unstable fixation, then need operative treatment, including internal fixation system and
External fixation system, wherein internal fixation system is divided into nail-plate fixed system and Intramedullary nailing system again.But no matter take above-mentioned
Nonunion or delayed union, and incidence can occur for which kind of therapeutic modality, the follow-up investigation display portion patient of large sample
Reach 10%.
It is fixed for this part pegboard systems that nonunion or delayed union patient occurs, in addition to infective agent, according to bone
Folding part position poroma generate number be divided into boniness scab or few poroma two major classes substantially；It can be divided into surely according to fracture site degree of stability
Fixed or unstable two major classes.For fracture site, stable, boniness scab patient, can take observation processing mode mostly；Fracture site
Stablize, few poroma patient, then can take bone grafting therapeutic modality.And for unstable fracture, either boniness scab or few bone
Scab, because of fracture local instability, the stabilization for needing that various modes is taken to reinforce fracture site is gradually cured with promoting to fracture
It closes.However the methods of internal fixation that can clinically select is looked about, fractures after pegboard systems are fixed still can not be solved perfectly
The fracture site of position there are defect or fracture crush fracture site is unstable, (example is empty as shown in figure 1 for nonunion or bone nonunion
Bone nonunion 10 after a kind of backbone 1 shown in line round frame is fractured) it is interior fixed the problems such as, i.e., currently without specifically for bone nonunion and
The firm medical device of nonunion design, thus need to research and develop a kind of bone nonunion and nonunion internal fixation device part,
System or method.
Summary of the invention
The fracture site that the present invention is occurred after fixed for shaft fracture in the prior art using pegboard systems is unstable, bone
Roll over disunion or the problems such as delayed union, a kind of flap-type gusset structure of proposition, use interconnection and mutual cooperation,
Have the fitting flap portion for fitting closely backbone and ontology fixed part, can complete fracture site stablize it is fixed and from medial support bone
Dry fracture site position prevents fracture site from misplacing, and aids fracture position is accurately positioned, resets and heals.The present invention also relates to
And a kind of backbone fixed system.
Technical scheme is as follows:
A kind of flap-type gusset, which is characterized in that including fitting flap portion and ontology fixed part, the fitting flap portion
It is mutually permanently connected with ontology fixed part, the fitting flap portion is for supportting shield fracture site and having and backbone medial surface phase
The structure matched, the ontology fixed part is for fixed fitting flap portion and has the structure to match with backbone leading flank, described
Ontology fixed part at least two are provided on the position being bonded at flap portion interfaces for across the first lock screw
First lock hole, the angle of first lock hole make across the first lock screw realize ontology fixed part and fitting flap
Portion is in close contact backbone and realizes that the ontology fixed part is in the knot to match with backbone leading flank to the medial support of backbone
At least two are provided on structure for the second lock hole across the second lock screw, the angle of second lock hole to wear
The second lock screw crossed realizes that ontology fixed part is in close contact backbone and the rotation of control ontology fixed part is stablized with axial.
The fitting flap portion has the structure for covering fracture site completely.
Break with exposing fracture site and in the shield fracture that proximally and distally supports respectively of fracture site in the fitting flap portion
The structure at end.
The fitting flap portion and ontology fixed part are made using integral forming process.
The ontology fixed part is additionally provided at least two for across adding in the structure to match with backbone leading flank
Press the lateral pressurization hole of screw, the angle in the laterally pressurization hole make across forcing screw in backbone and flap-type gusset
Between generate pressure.
The second lock hole that the ontology fixed part is arranged in the structure to match with backbone leading flank is three, three
Second lock hole is arranged in a linear or is triangularly arranged.
The second lock hole that the ontology fixed part is arranged in the structure to match with backbone leading flank is four or more,
More than four second lock holes are arranged in a linear or in polygonal arrangements.
A kind of backbone fixed system, which is characterized in that further include for fixing flap including above-mentioned flap-type gusset
It the first lock screw across the first lock hole and the second lock screw across the second lock hole of type gusset and is used for
Locking structure on the outside of the backbone of fracture site is fixed, locking structure includes lockplate and is used for fixedly locked on the outside of the backbone
At least two third lock screws of plate, the lockplate have the structure to match with backbone lateral surface, and the lockplate exists
At least two are provided in the structure to match with backbone lateral surface for the third lock hole across third lock screw, each institute
State the third lock hole that third lock screw passes through the lockplate.
The diameter range of first lock screw and the second lock screw for fixing flap-type gusset is
2.4-4.5mm。
First lock screw and/or the second lock screw and/or third lock screw are hollow lock screw or reality
Heart lock screw.
Technical effect of the invention is as follows:
The present invention relates to a kind of flap-type gussets, including fitting flap portion and ontology fixed part, are bonded flap portion and this
Body fixed part is mutually permanently connected and preferably can integrally be integrally formed, fitting flap portion for support shield fracture site and have with
The structure that backbone medial surface matches, what ontology fixed part matched for fixed fitting flap portion and having with backbone leading flank
Structure, ontology fixed part be provided on the position being bonded at flap portion interfaces at least two for across first locking spiral shell
Nail the first lock hole and be provided in the structure to match with backbone leading flank at least two for across second locking spiral shell
Second lock hole of nail, the first lock hole and the second lock hole all have respective specific angle, to match respectively in application
It closes the first lock screw and the second lock screw realizes specific function.Flap-type gusset proposed by the present invention is bonded flap portion
It is connected with each other and cooperates with ontology fixed part and stablized with fixed and support shield shaft fracture broken ends of fractured bone position, enhancing fracture site
Property, it effectively ensures that aids fracture position is stablized and resets and heal；The fitting flap portion of specific structure and ontology fixed part, cooperation
First lock hole of special angle is set, can be realized after the first lock screw is pierced into along the direction of the first lock hole in this way
Ontology fixed part and fitting flap portion are in close contact backbone (i.e. flap-type gusset fits closely backbone) and realize to backbone
Medial support；It is equipped with the second lock hole of special angle, in this way in the second lock screw along the side of the second lock hole
It is in close contact backbone and the rotation of control ontology fixed part to can be realized ontology fixed part after piercing into and axially stablizes；And
In actual use, can on front side of backbone embedded with minimal invasion and for fixing the first and second lock screws of the flap-type gusset
Merging can not by it is original it is fixed interfere, especially fitting flap portion clever structure, solving the prior art can not be in backbone
The minimally invasive problem in inside, still in backbone anterior incision, but the fitting flap portion being arranged can extend into side stay in backbone and protect
Fracture site, and can be realized it to bone when cooperating with the first lock screw by the special angle that the first lock hole is arranged
Dry medial support, to further enhance the reliability fixed after reset, to be conducive to union.
Flap-type gusset proposed by the present invention, fitting flap portion preferably can cover fracture site using having completely
Fitting flap portion structure, can also using with expose fracture site and fracture site proximally and distally respectively support shield
The structure in the fitting flap portion of fracture site, concrete shape structure can be reasonably selected according to fracture site to be arranged, to realize support
While shield, firm fracture site, or fracture site position is covered, or expose fracture site position, cooperates fracture site position,
To accelerate to promote union and be in a better state union.
The invention further relates to a kind of backbone fixed systems, including above-mentioned flap-type gusset and the first lock screw and
Two lock screws further include locking structure on the outside of backbone, and above-mentioned component is used cooperatively, and flap-type gusset realizes effective fracture
The fixed and close contact with backbone is protected in the support of broken ends of fractured bone position, and locking structure realizes diaphyseal bone folding part using lockplate on the outside of backbone
The accurate positionin of position is fixed, and is further enhanced effective support shield for shaft fracture and is fixed, aids fracture position is accurately fixed
Position has effectively ensured the stability after shaft fracture resets.
Detailed description of the invention
Fig. 1 is the schematic diagram of bone nonunion after shaft fracture.
Fig. 2 is the first preferred structure front view of flap-type gusset of the present invention.
Fig. 3 is second of preferred structure front view of flap-type gusset of the present invention.
Fig. 4 is the structural schematic diagram of the use state of the first preferred flap-type gusset of the invention.
Fig. 5 is the structural schematic diagram of the use state of second of preferred flap-type gusset of the invention.
Fig. 6 is the structural schematic diagram of the use state of the third preferred flap-type gusset of the invention.
Fig. 7 is the structural schematic diagram of the use state of the 4th kind of preferred flap-type gusset of the invention.
Fig. 8 is the side view of Fig. 6 or Fig. 7.
Fig. 9 is a kind of structure front view of the use state of preferred backbone fixed system of the present invention.
Figure 10 is the structure front view of the use state of another preferred backbone fixed system of the invention.
Each label lists as follows in figure:
1- backbone；10- bone nonunion；2- flap-type gusset；20- is bonded flap portion；21- ontology fixed part；
The second lock hole of 2201-；The second lock hole of 2202-；The first lock hole of 2203-；The first lock hole of 2204-；2205- is horizontal
To pressurization hole；2206- transverse direction pressurization hole；The second lock screw of 2301-；The second lock screw of 2302-；2303- first locks
Determine screw；The first lock screw of 2304-；2305- forcing screw；2306- forcing screw；The second lock screw of 2307-；
The second lock screw of 2308-；Locking structure on the outside of 3- backbone；30- lockplate.
Specific embodiment
The present invention will be described with reference to the accompanying drawing.
The present invention relates to a kind of flap-type gussets, including fitting flap portion and ontology fixed part, are bonded flap portion and this
Body fixed part is mutually permanently connected, and fitting flap portion is for supportting at shield shaft fracture i.e. fracture site position and having and backbone
The structure that medial surface matches, ontology fixed part is for fixed fitting flap portion and has the knot to match with backbone leading flank
Structure, ontology fixed part at least two are provided on the position being bonded at flap portion interfaces for across the first lock screw
The first lock hole, the angle of the first lock hole make across the first lock screw realize ontology fixed part and fitting flap portion
It is in close contact backbone and realizes the medial support to backbone, and ontology fixed part is in the structure to match with backbone leading flank
Be provided at least two for across the second lock screw the second lock hole, the angle of the second lock hole make across second
Lock screw realizes that ontology fixed part is in close contact backbone and the rotation of control ontology fixed part is stablized with axial.Above-mentioned fitting shield
The specific location and lock hole number of the specific structure shape and each lock hole of alar part and ontology fixed part, can be according to reality
Border applicable cases are rationally arranged, and are not limited by the present invention and including but not limited to above range limits.For example, fitting flap portion can
To be designed as covering the structure of the nonunion of fracture site or bone nonunion position completely, it is disconnected to may be designed in exposing fracture
The nonunion at end or the structure at bone nonunion position.For another example ontology fixed part is in the structure to match with backbone leading flank
Second lock hole of upper setting can be three, and three the second lock holes are arranged in a linear or are triangularly arranged；Or ontology is solid
Determining the second lock hole that portion is arranged in the structure to match with backbone leading flank can be four or more, each second locking
Hole is arranged in a linear or in polygonal arrangement, in other words, flap-type gusset of the invention can exist according to ontology fixed part
The lock hole number being arranged in the structure to match with backbone leading flank determines flap-type gusset length, for example, the flap-type
Gusset length can be four holes, six holes or octal.
Fig. 2 is the first preferred structure front view of flap-type gusset 2 of the present invention, as shown in Fig. 2, the embodiment includes
It is bonded flap portion 20 and ontology fixed part 21, flap portion 20 is bonded and ontology fixed part 21 is mutually permanently connected, preferably fitting shield
Alar part 20 and ontology fixed part 21 can be made using stainless steel material integral forming process；Fitting flap portion 20 is for supportting
At shield, firm shaft fracture and there is the structure to match with backbone medial surface, and be bonded flap portion 20 and have and cover completely
The i.e. structure at the nonunion of fracture site or bone nonunion position at shaft fracture promotes bone with support shield, firm fracture site
Folding healing；Ontology fixed part 21 is for fixed fitting flap portion 20 and has the structure to match with backbone leading flank, and ontology is solid
Determine portion 21 on the position being bonded at 20 interfaces of flap portion be arranged there are two for across the first lock screw first lock
Hole (such as label 2203 and 2204, i.e. the first lock hole 2203 and the first lock hole 2204) is determined, when solid using the first lock screw
Periodically, to realize that fixation, ontology fixed part 21 and the fitting flap portion 20 in fitting flap portion 20 are in close contact backbone and realization
To the medial support of backbone；Ontology fixed part 21 is arranged that there are two for across the in the structure to match with backbone leading flank
The second lock hole (such as label 2201 and 2202, i.e. the second lock hole 2201 and the second lock hole 2202) of two lock screws, when
When fixed using the second lock screw, with realize the axial support of ontology fixed part 21, fixed, anti-rotation and with backbone leading flank
Fit closely；For across pressurization spiral shell there are two being also set up in the structure that ontology fixed part matches 21 with backbone leading flank
The lateral pressurization hole (such as label 2205 and 2206, i.e., laterally pressurize hole 2205 and laterally pressurization hole 2206) of nail, when using pressurization
When screw laterally locks at a certain angle, pressure can be generated between backbone and flap-type gusset, to further strengthen patch
Close flap portion 20 and backbone medial surface fit closely and ontology fixed part 21 and backbone leading flank fit closely simultaneously, i.e.,
Realize the close contact of flap-type gusset 2 and long bone backbone/fit closely.In addition, as shown in Fig. 2, the second lock hole 2201,
Second lock hole 2202, laterally pressurization hole 2205 and laterally pressurization hole 2206 can appoint near linear arrangement, spread geometry
Meaning setting need to only guarantee to play effective fixed function and as much as possible guarantee in actual use to damage patient smaller
?.Flap-type gusset 2 proposed by the present invention using include integrally formed ontology fixed part 21 be bonded flap portion 20
Structure, fitting flap portion 20, can be to the nonunion of fracture site using having the structure that matches with backbone medial surface
It closes or bone nonunion position carries out well firm, support shield, aids fracture position is accurately positioned and healing, has effectively ensured that fracture is cured
The stability of conjunction；Ontology fixed part 21 can be realized long bone shaft fracture using having the structure to match with backbone leading flank
Region axially position fixes, prevents fracture site from misplacing, and plays good fitting, fixed function, further ensures auxiliary
Fracture site is accurately positioned, resets and heals.
Fig. 3 is second of preferred structure front view of flap-type gusset 2 of the present invention, as shown in figure 3, flap-type gusset
2 it is same include fitting flap portion 20 and the ontology fixed parts 21 for being mutually permanently connected and all having specific structure, in the embodiment
Other components and its function identical component phase one with title in embodiment shown in Fig. 2 other than being bonded flap portion 20
It causes, fitting flap portion 20 still for supportting shield fracture site and having the structure to match with backbone medial surface, implements with shown in Fig. 2
The difference of example is that fitting flap portion 20 shown in Fig. 3 embodiment has the nonunion for exposing fracture site or bone nonunion
Position and the proximally and distally structure of support shield fracture site respectively at the nonunion of fracture site or bone nonunion position,
While to realize support shield, firm fracture site, expose fracture site position, accelerates to promote union and make union
It is in a better state.
The working principle and application method of flap-type gusset 2 proposed by the present invention are described as follows:
The structural schematic diagram of the use state of preferred flap-type gusset 2 proposed by the present invention as shown in Fig. 4-Fig. 8,
In actual use, firstly, in fracture site, immediately ahead of such as 1 leading flank of backbone, that is, bone nonunion position, along limbs long axis
Skin, subcutaneous, quadriceps muscle of thigh belly of muscle, periosteum are cut, appears bone nonunion position, then does bone at bone nonunion position with sharp property osteotome
Cortex keratectomy, sufficiently exposure bone nonunion position；It is slotted with Kirschner wire and osteotome at bone nonunion position, with Kirschner wire along pulp cavity
It does and leads to pulp cavity again；Bone mud and Structural bone graft block are taken respectively with micro-wound bone taking brill；Bone mud is inserted into bone nonunion position, it will be structural
Bone grafting is embedded in bone nonunion position pulp cavity；It is backfilled with the bone of fluting；Using the ductility of skin, muscle, subperiosteum removing is done；So
Flap-type gusset 2 as shown in Figure 2 or Figure 3 is placed in subperiosteum afterwards, by ontology fixed part 21 be placed on front side of backbone position and
It it is bonded flap portion 20 simultaneously probes on the inside of backbone and protect fracture site position, be bonded the medial surface and backbone medial surface in flap portion 20
It is in close contact fitting and plays the role of good supporting bracket shield, wherein embodiment shown in Fig. 4 and Fig. 6 is using as shown in Figure 2
The flap-type gusset 2 with fitting 20 structure of flap portion for covering fracture site completely, Fig. 5 and implementation shown in fig. 7
Example exposes fracture site and in the proximally and distally support shield fracture site respectively of fracture site using having as shown in Figure 3
It is bonded the flap-type gusset 2 of 20 structure of flap portion；The medial surface of ontology fixed part 21 is bonded with the close contact of backbone leading flank,
Stable anti-rotation fixed function is played, flap portion 20 is bonded and ontology fixed part 21 cooperates, ideally realize for bone
Effective interior side stay of dry fracture is protected and is fixed, and aids fracture position is accurately positioned and healing, has effectively ensured that shaft fracture is multiple
The stability of position healing.As shown in Fig. 4-Fig. 7, the first lock screw 2303 and the first lock screw 2304 are each passed through ontology
Fixed part 21 with two the first lock holes 2203 being arranged on the position being bonded at 20 interfaces of flap portion and the first lock hole
2204, to realize that fixation, ontology fixed part 21 and the fitting flap portion 20 in fitting flap portion 20 are in close contact backbone and realization
To the medial support of backbone；Second lock screw 2301 and the second lock screw 2302 be each passed through ontology fixed part 21 with bone
The second lock hole 2201 and the second lock hole 2202 being arranged in the structure that dry leading flank matches, to realize ontology fixed part 21
Axial support, fixed, anti-rotation and fitted closely with backbone leading flank, (Fig. 8 is figure to embodiment as shown in Figure 6 and Figure 7
The side view of 6 or Fig. 7), provided with four the second lock holes and four the second lock screws matched, i.e., in addition to the second lock
Determine screw 2301 and the second lock screw 2302, is also provided with the second lock screw 2307 and the second lock screw 2308, four
Second lock screw can be arranged in a linear or in polygonal arrangement, be supported, admittedly with further strengthening the axial of ontology fixed part 21
Fixed, anti-rotation and fitting effect；In addition, certain angle has been fixed across ontology respectively for forcing screw 2305 and forcing screw 2306
The lateral pressurization hole 2205 being arranged in the structure that portion matches 21 with backbone leading flank and hole 2206 of laterally pressurizeing, laterally pressurize
The angle in hole make across forcing screw generate pressure backbone and flap-type gusset, as shown in Fig. 4-Fig. 7, with
Further strengthen fitting flap portion 20 and backbone medial surface fit closely and ontology fixed part 21 and backbone leading flank simultaneously
Fit closely, i.e. the close contact of realization flap-type gusset 2 and long bone backbone/fit closely.Using flap of the invention
After 2 rigid staybolt of type gusset shield, periosteum, muscular fascia, deep fascia, subcutaneous and skin are closed in indwelling negative-pressure drainage tube, suture；It is postoperative
48 hours extraction drainage tubes.And then fracture patient passive limit knee articulation degree practice, lower limb isometric contraction fortune daily
It is dynamic；(5 kilograms of toes on floor) weight-bearing activities under tolerable pain.Monthly check x line, according to union situation decision bear a heavy burden into
Journey；Until patient fully recovers.
The invention further relates to a kind of backbone fixed systems, including flap-type gusset, for fixing flap-type gusset
(at least two pass through the first lock screw of the first lock hole and at least two passes through the second lock hole at least four lock screws
The second lock screw) and backbone for fixing fracture site on the outside of locking structure, wherein flap-type gusset can be adopted
With flap-type gusset structure as illustrated in figs. 2 through 8, locking structure includes lockplate and for fixing lock fixed board on the outside of backbone
At least two third lock screws, lockplate has the structure that matches with backbone lateral surface, lockplate with backbone on the outside of
At least two are provided in the structure that face matches for the third lock hole across third lock screw, each third lock screw
Across the third lock hole of lockplate.
Preferably, for fix flap-type gusset lock screw (the first lock screw and the second lock screw) it is straight
Diameter range is 2.4-4.5mm；For fixing the lock screw (the first lock screw and the second lock screw) of flap-type gusset
And the lock screw (third lock screw) for fixing lock fixed board all can be hollow lock screw or solid lock screw.
The structural schematic diagram of the use state of preferred backbone fixed system as shown in Figure 9 and Figure 10, including above-mentioned
Locking structure 3 on the outside of flap-type gusset 2 as shown in Figure 2 or Figure 3 and backbone, wherein Fig. 9 is using as shown in Figure 2
Have cover completely fracture site fitting 20 structure of flap portion flap-type gusset 2, Figure 10 is using institute in such as Fig. 3
Fracture site and 20 knot of fitting flap portion for proximally and distally supportting shield fracture site respectively in fracture site are exposed in having for showing
The flap-type gusset 2 of structure, and then carried out using several lock screws as shown in Fig. 4-8 using mode as described above
The fixation of flap-type gusset 2；Locking structure 3 includes that lockplate 30 and the third for fixing lock fixed board 30 are locked on the outside of backbone
Determine screw, it is preferable that lockplate 30 is preferably that simple rectangular configuration and lockplate 30 have and match with backbone lateral surface
Structure, lockplate 30 is provided with several apertures (third lock hole) in the structure to match with backbone lateral surface, corresponding
Aperture number on lockplate 30, the third lock screw number of corresponding fixing lock fixed board 30 can be set to it is multiple, and lock
Determine to be arranged parallel to each other between screw or in which partly or entirely mutually arrange at an angle, third lock screw can be with
Hollow lock screw or solid lock screw are chosen, between screw number, screw spread geometry and screw and lockplate 30
Angle can be set according to actual needs, only need to be guaranteed to play effective fixed function, i.e., be made each lock by rational deployment
Determine screw and undertake different stress respectively, realizes that aids fracture position is accurately positioned and stablizes replacement and fixation, it can be to the maximum extent
Strengthen optimal stability maintenance, and as much as possible guarantees in actual use to damage patient smaller.
The working principle and application method of backbone fixed system proposed by the present invention are described as follows:
As shown in Figure 9 and Figure 10, routine can be used in actual use in backbone fixed system proposed by the present invention
Anterior limited thoracotomy is entirely within, that is to say, that locking structure 3 can be by same with flap-type gusset 2 on the outside of backbone
Conventional anterior limited thoracotomy one is placed into, it is only necessary to which setting for backbone fixed system proposed by the present invention can be thus achieved in a notch
Enter, damage surface, injury tolerance and amount of bleeding would generally be smaller in art, and postoperation recovery and resume speed are very fast, as illustrated in figs. 2 through 8
The working principle and application method of flap-type gusset 2 are same as above.In addition, locking structure 3 uses lockplate 30 on the outside of backbone
Lockplate 30 and backbone lateral surface are in close contact by structure, several third lock screws pass through after the aperture of lockplate 30 again
Enter from backbone lateral surface and crosses backbone position to fix fracture site.Locking structure 3 and flap-type gusset 2 on the outside of backbone
It cooperates, further enhances the effective support shield and fixed, aids fracture position accurate positionin for shaft fracture, effectively
The stability after shaft fracture resets is ensured.
It should be pointed out that specific embodiment described above can make those skilled in the art that the present invention be more fully understood
It creates, but do not limit the invention in any way is created.Therefore, although this specification creates the present invention referring to drawings and examples
It makes and has been carried out detailed description, it will be understood by those skilled in the art, however, that still can modify to the invention
Or equivalent replacement, in short, the technical solution and its improvement of all spirit and scope for not departing from the invention, should all contain
It covers in the protection scope of the invention patent.
Claims (10)
1. a kind of flap-type gusset, which is characterized in that bone nonunion and nonunion applied to backbone position, including fitting
Flap portion and ontology fixed part, the fitting flap portion and ontology fixed part are mutually permanently connected, and the fitting flap portion is used for
Support shield fracture site and there is the structure that matches with backbone medial surface, the ontology fixed part for fixed fitting flap portion and
With the structure to match with backbone leading flank, fixed by fitting flap portion and ontology described in backbone anterior incision embedded with minimal invasion
The ontology fixed part is placed in position on front side of backbone behind portion and the fitting flap portion probes on the inside of backbone simultaneously, and the ontology is solid
Determine portion be provided on the position being bonded at flap portion interfaces at least two for across the first lock screw first lock
Determine hole, the angle of first lock hole make across the first lock screw realize that ontology fixed part and fitting flap portion are close
It contacts backbone and realizes the medial support to backbone, the ontology fixed part is set in the structure to match with backbone leading flank
At least two are equipped with for the second lock hole across the second lock screw, the angle of second lock hole make across the
Two lock screws realize that ontology fixed part is in close contact backbone and the rotation of control ontology fixed part is stablized with axial.
2. flap-type gusset according to claim 1, which is characterized in that the fitting flap portion has covers bone completely
Fracture the structure at end.
3. flap-type gusset according to claim 1, which is characterized in that the fitting flap portion, which has to expose to fracture, breaks
It holds and in the structure for proximally and distally supportting shield fracture site respectively of fracture site.
4. flap-type gusset according to claim 1, which is characterized in that the fitting flap portion and ontology fixed part are adopted
It is made with integral forming process.
5. according to claim 1 to flap-type gusset described in one of 4, which is characterized in that the ontology fixed part with bone
At least two are additionally provided in the structure that dry leading flank matches for across the lateral pressurization hole of forcing screw, the transverse direction to add
Pressure hole angle make across forcing screw generate pressure backbone and flap-type gusset.
6. flap-type gusset according to claim 5, which is characterized in that the ontology fixed part with backbone leading flank
The second lock hole being arranged in the structure to match is three, and three the second lock holes are arranged in a linear or are triangularly arranged.
7. flap-type gusset according to claim 5, which is characterized in that the ontology fixed part with backbone leading flank
The second lock hole being arranged in the structure to match is four or more, and more than four second lock holes are arranged in a linear or in more
The arrangement of side shape.
8. a kind of backbone fixed system, which is characterized in that including flap-type gusset described in one of claim 1 to 7, also wrap
Include the first lock screw across the first lock hole for fixing flap-type gusset and the second lock across the second lock hole
Determine locking structure on the outside of screw and backbone for fixing fracture site, on the outside of the backbone locking structure include lockplate with
And at least two third lock screws for fixing lock fixed board, the lockplate have the knot to match with backbone lateral surface
Structure, the lockplate are provided at least two for across third lock screw in the structure to match with backbone lateral surface
Third lock hole, each third lock screw pass through the third lock hole of the lockplate.
9. backbone fixed system according to claim 8, which is characterized in that described for fixing the of flap-type gusset
The diameter range of one lock screw and the second lock screw is 2.4-4.5mm.
10. backbone fixed system according to claim 8 or claim 9, which is characterized in that first lock screw and/or
Two lock screws and/or third lock screw are hollow lock screw or solid lock screw.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610907980.2A CN106236238B (en) | 2016-10-18 | 2016-10-18 | A kind of flap-type gusset and backbone fixed system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610907980.2A CN106236238B (en) | 2016-10-18 | 2016-10-18 | A kind of flap-type gusset and backbone fixed system |
Publications (2)
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| CN106236238A CN106236238A (en) | 2016-12-21 |
| CN106236238B true CN106236238B (en) | 2019-07-26 |
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| CN201610907980.2A Active CN106236238B (en) | 2016-10-18 | 2016-10-18 | A kind of flap-type gusset and backbone fixed system |
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| CN104814784A (en) * | 2015-04-28 | 2015-08-05 | 丽水市中心医院 | Humeral far-end posterior-lateral double-column fixing and locking bone fixation plate |
| CN204542340U (en) * | 2014-12-26 | 2015-08-12 | 江苏百易得医疗科技有限公司 | Twin fixed guide-vane encircling bone bonding plate |
| CN205198117U (en) * | 2015-11-30 | 2016-05-04 | 泰州市人民医院 | A flank type coaptation board for distal femur fracture |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA2714760A1 (en) * | 2008-02-16 | 2009-08-20 | Mcmaster University | Method and apparatus for treating periprosthetic fractures of the distal femur |
| US9421103B2 (en) * | 2012-04-05 | 2016-08-23 | Orthohelix Surgical Designs, Inc. | Lateral ankle fusion plate system and jig, and method for use therewith |
| CN207400789U (en) * | 2016-10-18 | 2018-05-25 | 陈华 | A kind of flap-type gusset and backbone fixed system |
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2016
- 2016-10-18 CN CN201610907980.2A patent/CN106236238B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202515764U (en) * | 2012-04-21 | 2012-11-07 | 潘超 | Bone joining steel plate with arc-shaped wings |
| CN104248466A (en) * | 2014-09-29 | 2014-12-31 | 丽水市中心医院 | Lateral malleolus bone connecting plate |
| CN204542340U (en) * | 2014-12-26 | 2015-08-12 | 江苏百易得医疗科技有限公司 | Twin fixed guide-vane encircling bone bonding plate |
| CN104814784A (en) * | 2015-04-28 | 2015-08-05 | 丽水市中心医院 | Humeral far-end posterior-lateral double-column fixing and locking bone fixation plate |
| CN205198117U (en) * | 2015-11-30 | 2016-05-04 | 泰州市人民医院 | A flank type coaptation board for distal femur fracture |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106236238A (en) | 2016-12-21 |
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