CN108451617A - Applied to the fixed apparatus for correcting of the reduction of the fracture and production method - Google Patents
Applied to the fixed apparatus for correcting of the reduction of the fracture and production method Download PDFInfo
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- CN108451617A CN108451617A CN201810317809.5A CN201810317809A CN108451617A CN 108451617 A CN108451617 A CN 108451617A CN 201810317809 A CN201810317809 A CN 201810317809A CN 108451617 A CN108451617 A CN 108451617A
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- 230000009467 reduction Effects 0.000 title claims abstract description 38
- 238000004519 manufacturing process Methods 0.000 title claims description 11
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 102
- 239000010959 steel Substances 0.000 claims abstract description 102
- 210000000988 bone and bone Anatomy 0.000 claims abstract description 61
- 208000010392 Bone Fractures Diseases 0.000 claims description 78
- 238000000926 separation method Methods 0.000 claims description 2
- 208000014674 injury Diseases 0.000 abstract description 14
- 230000006378 damage Effects 0.000 abstract description 12
- 230000008733 trauma Effects 0.000 abstract description 10
- 238000011257 definitive treatment Methods 0.000 abstract description 8
- 208000027418 Wounds and injury Diseases 0.000 abstract description 7
- 206010017076 Fracture Diseases 0.000 description 67
- 238000002591 computed tomography Methods 0.000 description 6
- 239000007787 solid Substances 0.000 description 4
- 206010002091 Anaesthesia Diseases 0.000 description 3
- 206010052428 Wound Diseases 0.000 description 3
- 230000037005 anaesthesia Effects 0.000 description 3
- 238000001949 anaesthesia Methods 0.000 description 3
- 208000015181 infectious disease Diseases 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000036407 pain Effects 0.000 description 3
- 238000010408 sweeping Methods 0.000 description 3
- 230000008901 benefit Effects 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000000474 nursing effect Effects 0.000 description 2
- 230000005526 G1 to G0 transition Effects 0.000 description 1
- 206010031252 Osteomyelitis Diseases 0.000 description 1
- 206010035664 Pneumonia Diseases 0.000 description 1
- 208000004210 Pressure Ulcer Diseases 0.000 description 1
- 230000000740 bleeding effect Effects 0.000 description 1
- 238000005034 decoration Methods 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 238000002513 implantation Methods 0.000 description 1
- 230000002427 irreversible effect Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000008439 repair process Effects 0.000 description 1
- 238000010079 rubber tapping Methods 0.000 description 1
- 230000001225 therapeutic effect Effects 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
Classifications
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods
- 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 or setting implements
- A61B17/60—Surgical instruments or methods for treatment of bones or joints; Devices specially adapted therefor for osteosynthesis, e.g. bone plates, screws or setting implements for external osteosynthesis, e.g. distractors, contractors
- A61B17/64—Devices extending alongside the bones to be positioned
- A61B17/6425—Devices extending alongside the bones to be positioned specially adapted to be fitted across a bone joint
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B34/00—Computer-aided surgery; Manipulators or robots specially adapted for use in surgery
- A61B34/10—Computer-aided planning, simulation or modelling of surgical operations
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods
- A61B2017/00526—Methods of manufacturing
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods
- A61B17/56—Surgical instruments or methods for treatment of bones or joints; Devices specially adapted therefor
- A61B2017/564—Methods for bone or joint treatment
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B34/00—Computer-aided surgery; Manipulators or robots specially adapted for use in surgery
- A61B34/10—Computer-aided planning, simulation or modelling of surgical operations
- A61B2034/101—Computer-aided simulation of surgical operations
- A61B2034/102—Modelling of surgical devices, implants or prosthesis
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- Health & Medical Sciences (AREA)
- Orthopedic Medicine & Surgery (AREA)
- Surgery (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Medical Informatics (AREA)
- Biomedical Technology (AREA)
- Heart & Thoracic Surgery (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Molecular Biology (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Robotics (AREA)
- Surgical Instruments (AREA)
Abstract
It is provided by the invention to be applied to the fixed apparatus for correcting of the reduction of the fracture, including several steel nails and fixing piece being fixed on bone；Fixing piece is equipped with the screw way for agreeing with steel nail direction；Fixing piece can be strong bonded with the steel nail of fracture site side；The fixing piece of fracture site both sides can be fixed to each other by bolt；By being fixed to each other between fixing piece, the dislocation deformity fracture site can be effectively corrected.The present invention solves the problems, such as to use exterior fixing rack that can not correct fracture site, delay fracture definitive treatment in the prior art, fracture can be corrected at Treatment of Severe Trauma initial stage, secondary injury even permanent damage is caused to patient when avoiding fracture definitive treatment, patient suffering is reduced, patient satisfaction is improved.
Description
Technical field
The present invention relates to Osteological medical instruments fields, more particularly to applied to the fixed apparatus for correcting of the reduction of the fracture
And production method.
Background technology
In the treatment of severe trauma, the treatment of limbs fracture is not override damage to be treated, is generally required
It is steadily carried out afterwards in vital sign, but unquestionable, the therapeutic scheme of fracture is one of most important part.This is because：It is right
For the patient of severe trauma, good fractures scheme can significantly reduce bedsore, pneumonia in order to the nursing to patient
With the incidence and limbs disability rate of the complication such as venae profunda conducted.But in current Treatment of Severe Trauma scheme, related bone
The treatment of folding often makes doctor in a dilemma：According to the treatment requirement of fracture, definitive treatment in principle should be the sooner the better, but
According to Damage Coutrol theory, the definitive treatment of fracture should be carried out in the later stage, should be carried out at what point in time actually, it is difficult to select
It selects.Treatment of late stage not only brings the drawbacks such as reset difficult, risk is big, bleeding is more, permanent deformity, and the most intractable is：Early stage is used
In the exterior fixing rack of stable fracturing end infection of bone is frequently resulted in when placement carries out certainty operation too long or after extraction.Gently
Degree infection may only result in osteomyelitis, severe infection then entail dangers to life.
After severe trauma patients reach, in give treatment to life process, general physical checkup is if it find that there is fracture, progress
Quickly, simply, local anaesthesia can complete outer fixed draw point implantation holder ligamentopexis, be convenient for rescue and nursing, but existing outer fixation
Holder only has the function of that fixed fracture site, the effect of definitive treatment depend entirely on the experience of patient, wait for patient body
After rehabilitation to certain phase, the being determined property of fracture site of patient is treated, needs to break to the fracture of patient and causes secondary damage
Wound, brings pain, or even cause irreversible damage to patient.
Invention content
In view of the above problems, provided by the invention a kind of applied to the fixed apparatus for correcting of the reduction of the fracture and its system
Make method, to solve the problems, such as to use exterior fixing rack that can not correct fracture site in the prior art.
To achieve the above object, the technical solution that the present invention takes is：
It is provided by the invention a kind of applied to the fixed apparatus for correcting of the reduction of the fracture, including several steel being fixed on bone
Nail, including fixing piece；The fixing piece is equipped with the screw way for guiding steel nail direction；The screw way and the steel after the reduction of the fracture
Agree in nail direction.
It is provided by the invention to be applied to the fixed apparatus for correcting of the reduction of the fracture, it is preferable that if the fixing piece includes dry doubling
Arrange the fixation bulk-breaking and connector of setting；Two adjacent fixed bulk-breakings are fixed by the connector.
It is provided by the invention to be applied to the fixed apparatus for correcting of the reduction of the fracture, it is preferable that if the connector includes solid
Determine bolt；Several threaded holes for fixing are provided on the fixed bulk-breaking；
Wherein, the fixing bolt may pass through the threaded hole that the fixed bulk-breaking of adjacent two is close to, stationary phase
Two adjacent fixed bulk-breakings.It is provided by the invention to be applied to the fixed apparatus for correcting of the reduction of the fracture, it is preferable that the screw way
Cross section be in major arc shape.
It is provided by the invention to be applied to the fixed apparatus for correcting of the reduction of the fracture, it is preferable that limit is provided on the steel nail
Protrusion is provided with limiting slot corresponding with the limit protrusion in the screw way.
It is provided by the invention to be applied to the fixed apparatus for correcting of the reduction of the fracture, it is preferable that further include several fixinig plates；It is described
Fixinig plate is close in the screw way for being fixed on the fixing piece；
Wherein, when the steel nail is set in the screw way, the steel nail can be fixed in described by the fixinig plate
In screw way.
A kind of above-mentioned production method applied to the fixed apparatus for correcting of the reduction of the fracture provided by the invention, including：
Step 1：It has been placed in the bone of steel nail in fracture site using scanning device scanning, has obtained sweeping for bone and steel nail
Retouch data；
Step 2：Scan data is imported into computer, and in modeling software to the fracture site including draw point into
Row analog reset, the position of each piece of steel nail after label resets.
Step 3：According to the location information of the steel nail after reset, generates band and be useful for guiding exterior fixing rack steel nail side
To screw way fixing piece model information；
Step 4：According to fixing piece model information, fixing piece is printed using 3D printer.
Production method provided by the invention applied to the fixed apparatus for correcting of the reduction of the fracture, it is preferable that raw in step 3
At fixing piece model include several fixation bulk-breaking models being set up in parallel, the quantity of fixed bulk-breaking model depends on point of fracture
Type and fracture site quantity, including situations such as the separation of fracture site, angulation, rotation, broken bone block.
Production method provided by the invention applied to the fixed apparatus for correcting of the reduction of the fracture, it is preferable that in step 3
Fixing piece model information includes the information of the connector for fixing adjacent fixed bulk-breaking.Above-mentioned technical proposal has the following advantages that
Or advantageous effect：
It is provided by the invention be applied to the fixed apparatus for correcting of the reduction of the fracture, including several steel nails being fixed on bone and
Fixing piece；Fixing piece is equipped with the screw way for guiding steel nail direction；Screw way is agreed with the steel nail direction after the reduction of the fracture.This hair
It is bright efficiently solve in the prior art use exterior fixing rack fracture site can not be corrected, delay fracture certainty control
The problem for the treatment of, can correct fracture at Treatment of Severe Trauma initial stage, to patient when avoiding fracture definitive treatment
Secondary injury even permanent damage is caused, patient suffering is reduced, improves patient satisfaction.
Description of the drawings
Upon reading the detailed description of non-limiting embodiments with reference to the following drawings, the present invention and its feature, outer
Shape and advantage will become more apparent.Attached drawing is not drawn to scale deliberately, it is preferred that emphasis is the purport of the present invention is shown.
Fig. 1 is the structural schematic diagram applied to the fixed apparatus for correcting of the reduction of the fracture that the embodiment of the present invention 1 provides；
Fig. 2 is the structural schematic diagram applied to the fixed apparatus for correcting of the reduction of the fracture that the embodiment of the present invention 2 provides；
Fig. 3 is the structural representation for setting needle 1 applied to the fixed apparatus for correcting of the reduction of the fracture that the embodiment of the present invention 2 provides
Figure.
Specific implementation mode
The invention will be further described with specific embodiment below in conjunction with the accompanying drawings, but not as the limit of the present invention
It is fixed, those of ordinary skill in the art according in function, method made by these embodiments either structure equivalent transformation or
Substitute, all belong to the scope of protection of the present invention within.
Embodiment 1：
As shown in Figure 1, the offer of the embodiment of the present invention 1 is applied to the fixed apparatus for correcting of the reduction of the fracture, if including solid
Due to the steel nail 1 and fixing piece 2 on bone；Fixing piece 2 is equipped with the screw way 21 for guiding 1 direction of steel nail；Screw way 21 and bone
Agree in 1 direction of steel nail after folding resets.
In the apparatus for correcting fixed applied to the reduction of the fracture provided using inventive embodiments 1, following step may be used
Suddenly：
1. after severe trauma patients reach, fracture is found in general physical checkup, it can be by quick, simple local anaesthesia
The both sides bone of the broken ends of fractured bone is implanted into several steel nails 1, to fix exterior fixing rack；
2. by CT scan device scan, in end, the both sides bone that breaks has been implanted into the fractures of several steel nails 1, obtain bone and
The CT scan data of steel nail,
3. scan data is imported computer, and analog reset is carried out to the bone broken ends of fractured bone in MIMICS softwares, label is multiple
The position of each piece of steel nail 1 behind position.
4. according to the location information of the steel nail 1 after reset, generates band and be useful for 1 direction of guiding exterior fixing rack steel nail
2 model information of fixing piece of screw way 21；
5. according to 2 model information of fixing piece, fixing piece 2 is printed using 3D printer；
6. corresponding steel nail 1 is inserted into corresponding screw way 21.
7. installing exterior fixing rack by steel nail 1, fixing piece 2 is removed.
Steel nail 1 is after being inserted into corresponding screw way, after being in bone reset relative to the position of bone and other steel nails 1
Position, that is to say, that after steel nail 1 is inserted into screw way 21, steel nail 1 can pull the bone of fracture, so that the bone of fracture resets,
Fracture can be corrected at Treatment of Severe Trauma initial stage, secondary wound is caused to patient when avoiding fracture definitive treatment
Evil, even permanent damage.
It should be noted that step is 7. it is not necessary to step, in a practical situation, if the intensity of fixing piece 2, hardness
Enough, equally play the role of exterior fixing rack.
More specifically, fixing piece 2 includes several fixation bulk-breakings 22 being set up in parallel and connector 23；Two adjacent fixations
Bulk-breaking 22 is fixed by connector 23.
Bone is often broken off into two sections, three sections or even more multistage in fracture, is both needed to plant on every section of bone of fracture
Enter steel nail 1, at this time if what fixing piece 2 was integrally formed, it is difficult to several steel nails 1 are inserted into screw way 21, it is not only time-consuming and laborious, and
And great pain can be brought to patient, or even bring injury；After being modeled to fixing piece 2, if fixing piece 2 is separated into
Dry fixation bulk-breaking 22, each fixed bulk-breaking 22 correspond to a bone section；The steel nail 1 of each bone section is inserted into corresponding fixed point
In the screw way 21 of part 22, then multiple fixed bulk-breakings 22 are fixed successively with connector 23, the fixation bulk-breaking 2 being combined at this time is i.e.
For the fixing piece 2 of primitive modeling, steel nail 1 is in the relative position after bone resets, and drawing fracture bone resets.
More specifically, connector 23 includes several fixing bolts 231；About 22 fixed bulk-breaking be each provided with one be used for it is solid
The fixed fixed lobe 232 for being threaded hole；
Wherein, fixing bolt 231 may pass through the fixed lobe 232 that the fixed bulk-breaking of adjacent two 22 is close to, and fixation is adjacent
Two fixed bulk-breakings 22.
When fixed bulk-breaking 22 is individually fixed in corresponding bone section, adjacent fixed bulk-breaking 22 usually have it is certain away from
From, the fixed lobe 232 of a fixed bulk-breaking 22 is inserted by fixing bolt 231, and firmly pull adjacent fixation bulk-breaking 22,
Bolt 231 is inserted into the fixed lobe 232 of adjacent fixed bulk-breaking 22 simultaneously, rotates bolt 231, finally so that two adjacent fixations
Protrusion 232 is close together, and in this way, several fixed bulk-breakings 22 is made to gather to form fixing piece 2.
More specifically, the cross section of screw way 21 is in major arc shape, the diameter of screw way 21 is identical or bigger as the diameter of steel nail 1.
Since the cross section of screw way 21 is in major arc shape, and the circular in cross-section of steel nail 1, steel nail 1 can be firmly pressed into
In screw way 21, without using larger external force, steel nail can not be deviate from from the oral area of screw way 21.
More specifically, further including several fixinig plates 24；Fixinig plate 24 by 2 groups totally 4 self-tapping screws 241 be close to be fixed on
On screw way 21.
Since the cross section of screw way 21 is in major arc shape, when steel nail 1 is placed in screw way 21, the part of steel nail 1 is from screw way 21
Expose in major arc v notch v, steel nail 1 is compressed by fixinig plate 24 at this time, steel nail 1, which is almost pressed into screw way 21, (hardly to be revealed
Go out the major arc v notch v of screw way 21), steel nail 1 and the force of sliding friction of screw way 21 are very big, and steel nail 1 is smoothly fixed on screw way 21
It is interior.
When apparatus for correcting fixed using the reduction of the fracture in the embodiment of the present invention 1, steel nail 1 uses steel in the prior art
Nail, but determine that steel nail 1 is located at the correct position of screw way 21 for convenience, when steel nail 1 is implanted into bone, every steel nail
Angle between 1 is more than or equal to 5 °；Certainly, if when steel nail 1 is implanted into bone, the steel nail 1 between the same broken ends of fractured bone is mutually flat
When, dipstick may be used and determine the part that steel nail 1 is placed in screw way 21.
The production method applied to the fixed apparatus for correcting of the reduction of the fracture that the embodiment of the present invention 1 provides,
Step 1：It has been placed in the bone of steel nail in fracture site using scanning device scanning, has obtained sweeping for bone and steel nail
Retouch data；
Step 2：Scan data is imported into computer, and analog reset, label are carried out to the bone broken ends of fractured bone in modeling software
The position of each piece of steel nail after reset.
Step 3：According to the location information of the steel nail after reset, generates band and be useful for guiding exterior fixing rack steel nail side
To screw way fixing piece model information；
Step 4：According to fixing piece model information, fixing piece is printed using 3D printer.
More specifically, the fixing piece model generated in step 3 includes several fixation bulk-breaking models being set up in parallel, it is fixed
The quantity of bulk-breaking model is the separated bone segment number of fracture.
More specifically, the fixing piece model information in step 3 includes the letter of the connector for fixing adjacent fixed bulk-breaking
Breath.
More specifically, the scanning device is CT scan equipment.
More specifically, the modeling software is MIMICS softwares.
Embodiment 2：
As shown in figures 2-3, what the embodiment of the present invention 2 provided is applied to the fixed apparatus for correcting of the reduction of the fracture, including several
The steel nail 1 and fixing piece 2 being fixed on bone；Fixing piece 2 is equipped with the screw way 21 for guiding 1 direction of steel nail；Screw way 21 with
Agree in 1 direction of steel nail after the reduction of the fracture.
In the apparatus for correcting fixed applied to the reduction of the fracture provided using inventive embodiments 2, following step may be used
Suddenly：
1. after severe trauma patients reach, fracture is found in general physical checkup, it can be by quick, simple local anaesthesia
The both sides bone of the broken ends of fractured bone is implanted into several steel nails 1, to fix exterior fixing rack；
2. by CT scan device scan, in end, the both sides bone that breaks has been implanted into the fractures of several steel nails 1, obtain bone and
The CT scan data of steel nail,
3. scan data is imported computer, and analog reset is carried out to the bone broken ends of fractured bone in MIMICS softwares, label is multiple
The position of each piece of steel nail 1 behind position.
4. according to the location information of the steel nail 1 after reset, generates band and be useful for 1 direction of guiding exterior fixing rack steel nail
2 model information of fixing piece of screw way 21；
5. according to 2 model information of fixing piece, fixing piece 2 is printed using 3D printer；
6. corresponding steel nail 1 is inserted into corresponding screw way 21.
7. installing exterior fixing rack by steel nail 1, fixing piece 2 is removed.
Steel nail 1 is after being inserted into corresponding screw way, after being in bone reset relative to the position of bone and other steel nails 1
Position, that is to say, that after steel nail 1 is inserted into screw way 21, steel nail 1 can pull the bone of fracture, so that the bone of fracture resets,
Fracture can be corrected at Treatment of Severe Trauma initial stage, secondary wound is caused to patient when avoiding fracture definitive treatment
Evil, even permanent damage.
It should be noted that step is 7. it is not necessary to step, in a practical situation, if the intensity of fixing piece 2, hardness
Enough, equally play the role of exterior fixing rack.
More specifically, fixing piece 2 includes several fixation bulk-breakings 22 being set up in parallel and connector 23；Two adjacent fixations
Bulk-breaking 22 is fixed by connector 23.
Bone is often broken off into two sections, three sections or even more multistage in fracture, is both needed to plant on every section of bone of fracture
Enter steel nail 1, at this time if what fixing piece 2 was integrally formed, it is difficult to several steel nails 1 are inserted into screw way 21, it is not only time-consuming and laborious, and
And great pain can be brought to patient, or even bring injury；After being modeled to fixing piece 2, if fixing piece 2 is separated into
Dry fixation bulk-breaking 22, each fixed bulk-breaking 22 correspond to a bone section；The steel nail 1 of each bone section is inserted into corresponding fixed point
In the screw way 21 of part 22, then multiple fixed bulk-breakings 22 are fixed successively with connector 23, the fixation bulk-breaking 2 being combined at this time is i.e.
For the fixing piece 2 of primitive modeling, steel nail 1 is in the relative position after bone resets, and drawing fracture bone resets.
More specifically, connector 23 includes several fixing bolts 231；About 22 fixed bulk-breaking be each provided with one be used for it is solid
The fixed fixed lobe 232 for being threaded hole；
Wherein, fixing bolt 231 may pass through the fixed lobe 232 that the fixed bulk-breaking of adjacent two 22 is close to, and fixation is adjacent
Two fixed bulk-breakings 22.
When fixed bulk-breaking 22 is individually fixed in corresponding bone section, adjacent fixed bulk-breaking 22 usually have it is certain away from
From, the fixed lobe 232 of a fixed bulk-breaking 22 is inserted by fixing bolt 231, and firmly pull adjacent fixation bulk-breaking 22,
Bolt 231 is inserted into the fixed lobe 232 of adjacent fixed bulk-breaking 22 simultaneously, rotates bolt 231, finally so that two adjacent fixations
Protrusion 232 is close together, and in this way, several fixed bulk-breakings 22 is made to gather to form fixing piece 2.
More specifically, the cross section of screw way 21 is in major arc shape.
Since the cross section of screw way 21 is in major arc shape, and the circular in cross-section of steel nail 1, steel nail 1 can be firmly pressed into
In screw way 21, without using larger external force, steel nail can not be deviate from from the oral area of screw way 21.
More specifically, being provided with limit protrusion 11 on steel nail 1, limit corresponding with limit protrusion 11 is provided in screw way 21
Slot 211.
Steel nail 1 may slide up and down after hammering into screw way 21 along screw way, influence the accuracy of bone reset；Therefore logical
Limit protrusion 11 is crossed with limiting slot 211 to coordinate, steel nail 1 and the position limitation of fixed bulk-breaking 22 is dead, to ensure steel nail 1 and other
The accuracy of steel nail 1 and bone relative position.
The production method applied to the fixed apparatus for correcting of the reduction of the fracture that the embodiment of the present invention 2 provides,
Step 1：It has been placed in the bone of steel nail in fracture site using scanning device scanning, has obtained sweeping for bone and steel nail
Retouch data；
Step 2：Scan data is imported into computer, and analog reset, label are carried out to the bone broken ends of fractured bone in modeling software
The position of each piece of steel nail after reset.
Step 3：According to the location information of the steel nail after reset, generates band and be useful for guiding exterior fixing rack steel nail side
To screw way fixing piece model information；
Step 4：According to fixing piece model information, fixing piece is printed using 3D printer.
More specifically, the fixing piece model generated in step 3 includes several fixation bulk-breaking models being set up in parallel, it is fixed
The quantity of bulk-breaking model is the separated bone segment number of fracture.
More specifically, the fixing piece model information in step 3 includes the letter of the connector for fixing adjacent fixed bulk-breaking
Breath.
More specifically, the scanning device is CT scan equipment.
More specifically, the modeling software is MIMICS softwares.
It should be appreciated by those skilled in the art that those skilled in the art combine the prior art and above-described embodiment can be real
The existing change case, it will not be described here.Such change case does not affect the essence of the present invention, and it will not be described here.
Presently preferred embodiments of the present invention is described above.It is to be appreciated that the invention is not limited in above-mentioned
Particular implementation, wherein the equipment and structure be not described in detail to the greatest extent are construed as giving reality with the common mode in this field
It applies；Any technical person familiar with the field makes many possible changes and modifications not departing from technical solution of the present invention, or
It is revised as the equivalent embodiment of equivalent variations, this is not affected the essence of the present invention.Therefore, every without departing from skill of the present invention
The content of art scheme, according to the technical essence of the invention any simple modification made to the above embodiment, equivalent variations and repair
Decorations, still fall within technical solution of the present invention protection in the range of.
Claims (9)
1. one kind being applied to the fixed apparatus for correcting of the reduction of the fracture, including several steel nails being fixed on bone, which is characterized in that
Including fixing piece；The fixing piece is equipped with the screw way for guiding steel nail direction；The screw way and the steel nail after the reduction of the fracture
Agree in direction.
2. being applied to the fixed apparatus for correcting of the reduction of the fracture as described in claim 1, which is characterized in that the fixing piece includes
Several fixation bulk-breakings and connector being set up in parallel；Two adjacent fixed bulk-breakings are fixed by the connector.
3. being applied to the fixed apparatus for correcting of the reduction of the fracture as claimed in claim 2, which is characterized in that the connector includes
Several fixing bolts；Several threaded holes for fixing are provided on the fixed bulk-breaking；
Wherein, the fixing bolt may pass through the threaded hole that the fixed bulk-breaking of adjacent two is close to, and fixation is adjacent
Two fixed bulk-breakings.
4. being applied to the fixed apparatus for correcting of the reduction of the fracture as described in any one of claims 1 to 3, which is characterized in that
The cross section of the screw way is in major arc shape.
5. being applied to the fixed apparatus for correcting of the reduction of the fracture as claimed in claim 4, which is characterized in that be arranged on the steel nail
There is limit protrusion, limiting slot corresponding with the limit protrusion is provided in the screw way.
6. being applied to the fixed apparatus for correcting of the reduction of the fracture as claimed in claim 4, which is characterized in that further include several fixations
Piece；The fixinig plate is close in the screw way for being fixed on the fixing piece；
Wherein, when the steel nail is set in the screw way, the steel nail can be fixed in the screw way by the fixinig plate
It is interior.
7. the production method applied to the fixed apparatus for correcting of the reduction of the fracture described in a kind of any one of claim 1~6,
It is characterised in that it includes：
Step 1：It has been placed in the bone of steel nail in fracture site using scanning device scanning, has obtained the scanning number of bone and steel nail
According to；
Step 2：Scan data is imported into computer, and mould is carried out to the fracture site including draw point in modeling software
It is quasi- to reset, the position of each piece of steel nail after label resets.
Step 3：According to the location information of the steel nail after reset, generates band and be useful for guiding exterior fixing rack steel nail direction
The fixing piece model information of screw way；
Step 4：According to fixing piece model information, fixing piece is printed using 3D printer.
8. the use as claimed in claim 7 in the production method of the fixed apparatus for correcting of the reduction of the fracture, which is characterized in that step
The fixing piece model generated in three includes several fixation bulk-breaking models being set up in parallel, and the quantity of fixed bulk-breaking model depends on bone
The parting and fracture site quantity of folding, including situations such as the separation of fracture site, angulation, rotation, broken bone block.
9. being applied to the production method of the fixed apparatus for correcting of the reduction of the fracture as claimed in claim 8, which is characterized in that step
Fixing piece model information in three includes the information of the connector for fixing adjacent fixed bulk-breaking.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810317809.5A CN108451617A (en) | 2018-04-10 | 2018-04-10 | Applied to the fixed apparatus for correcting of the reduction of the fracture and production method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810317809.5A CN108451617A (en) | 2018-04-10 | 2018-04-10 | Applied to the fixed apparatus for correcting of the reduction of the fracture and production method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108451617A true CN108451617A (en) | 2018-08-28 |
Family
ID=63234501
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810317809.5A Pending CN108451617A (en) | 2018-04-10 | 2018-04-10 | Applied to the fixed apparatus for correcting of the reduction of the fracture and production method |
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| CN104398295A (en) * | 2013-12-05 | 2015-03-11 | 乔锋 | Bone malformation correction or fracture reduction and fixation device and method for processing same |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| WO1998004203A2 (en) * | 1996-07-25 | 1998-02-05 | Renata De Luise | Orthopaedic system allowing alignment of bones or fracture reduction |
| US20030004518A1 (en) * | 1999-11-15 | 2003-01-02 | Stephan Perren | Method and device for the determination of reduction parameters for the subsequent reduction of a fractured bone |
| US20060247621A1 (en) * | 2003-03-25 | 2006-11-02 | Marc Waisman | Hybrid interlocking proximal femoral fracture fixation device and an operative technique of introducing the same |
| US20070055233A1 (en) * | 2005-08-03 | 2007-03-08 | Brinker Mark R | Apparatus and method for repositioning fractured bone fragments using an arc shaped panel and half pins |
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| US20170252068A1 (en) * | 2016-03-01 | 2017-09-07 | Pbd, Patent & Business Development Ag | Bracket for external fixation of bones |
| CN106037918A (en) * | 2016-07-01 | 2016-10-26 | 庞清江 | Scapular glenoid fracture closed reduction hollow screw fixing guide apparatus |
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| CN209518915U (en) * | 2018-04-10 | 2019-10-22 | 姜里强 | The apparatus for correcting fixed applied to the reduction of the fracture |
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