CN106361420A - External skeletal fixation orthopedic frame - Google Patents
External skeletal fixation orthopedic frame Download PDFInfo
- Publication number
- CN106361420A CN106361420A CN201610815768.3A CN201610815768A CN106361420A CN 106361420 A CN106361420 A CN 106361420A CN 201610815768 A CN201610815768 A CN 201610815768A CN 106361420 A CN106361420 A CN 106361420A
- Authority
- CN
- China
- Prior art keywords
- connection sheet
- taylor
- ring
- stud
- loop
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 230000000399 orthopedic effect Effects 0.000 title claims abstract description 29
- 238000004904 shortening Methods 0.000 claims abstract description 3
- 210000000988 bone and bone Anatomy 0.000 claims description 18
- 230000035807 sensation Effects 0.000 claims description 5
- 239000002184 metal Substances 0.000 abstract description 4
- 238000005516 engineering process Methods 0.000 abstract description 3
- 230000005540 biological transmission Effects 0.000 abstract 1
- 208000010392 Bone Fractures Diseases 0.000 description 6
- 206010017076 Fracture Diseases 0.000 description 6
- 230000008859 change Effects 0.000 description 6
- 230000002980 postoperative effect Effects 0.000 description 5
- 230000009467 reduction Effects 0.000 description 5
- 230000036244 malformation Effects 0.000 description 4
- 230000004899 motility Effects 0.000 description 4
- 238000001804 debridement Methods 0.000 description 2
- 208000015181 infectious disease Diseases 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 230000013011 mating Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 210000004872 soft tissue Anatomy 0.000 description 2
- 238000001356 surgical procedure Methods 0.000 description 2
- 0 CCC*(CCC1)CC1C(C)=* Chemical compound CCC*(CCC1)CC1C(C)=* 0.000 description 1
- 208000002565 Open Fractures Diseases 0.000 description 1
- 208000026137 Soft tissue injury Diseases 0.000 description 1
- 208000027418 Wounds and injury Diseases 0.000 description 1
- 230000000712 assembly Effects 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000003745 diagnosis Methods 0.000 description 1
- 230000006870 function Effects 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 230000008439 repair process Effects 0.000 description 1
- 238000007493 shaping process Methods 0.000 description 1
- 230000008961 swelling Effects 0.000 description 1
- 230000017423 tissue regeneration Effects 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
- 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
- A61B17/62—Ring frames, i.e. devices extending around the bones to be positioned
-
- 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
- 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
- A61B17/645—Devices extending alongside the bones to be positioned comprising a framework
-
- 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
Landscapes
- Health & Medical Sciences (AREA)
- Orthopedic Medicine & Surgery (AREA)
- Life Sciences & Earth Sciences (AREA)
- Surgery (AREA)
- Biomedical Technology (AREA)
- Engineering & Computer Science (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Heart & Thoracic Surgery (AREA)
- Medical Informatics (AREA)
- Molecular Biology (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Surgical Instruments (AREA)
Abstract
The invention relates to an external skeletal fixation orthopedic frame, which comprises a near end ring, a far end ring, a connecting sheet and a taylor rod, wherein each of the near end ring and the far end ring is a metal ring with round holes; the round holes are uniformly distributed in the ring; the connecting sheet is fastened on the round holes of the near end ring or the far end ring; the taylor rod comprises a stud, a sleeve and a universal joint; the stud is telescopically arranged in the sleeve through screw threads; the elongation or the shortening of a connecting rod is realized through helical transmission of the stud; the lower end of the sleeve is hinged to the connecting sheet or the far end ring through the universal joint; the upper end of the stud is hinged to the connecting sheet or the near end ring through the universal joint. The external skeletal fixation orthopedic frame is improved and designed on the Taylor frame technology; the external skeletal fixation orthopedic frame which can improve the surgical safety and the flexibility and provides a larger skeletal orthopedic space is provided.
Description
Technical field
The present invention relates to medical instruments field, more particularly to it is used for orthopedic, the reduction of the fracture the one kind of Orthopeadic Surgery
Orthopedic frame is fixed outside bone.
Background technology
Taylor doctor improves ilizarov external fixation system, and six telescopic extension rods are obliquely connected near-end and remote
On end ring, and can rotate freely at junction point, as long as adjusting the length of a wherein connecting rod, a ring will be relatively another
Individual ring changes position.Taylor's frame is the six-degree-of-freedom parallel connection mechanism of the stewart platform of standard, has that rigidity is big, bearing capacity
By force, site error does not add up, the features such as high stability, high accuracy.But in actual use, the selection of Taylor's frame frame assembly
Become crucial, doctor will consider the physique of patient, the degree of cacomelia, the factor such as postoperative soft tissue swelling degree is selecting
The model of retainer ring up and down of Taylor's frame and support bar model.Actual orthopedic during, up and down ring-like number certain in the case of, by
Taylor's Yu frame structure is single, lacks motility, support bar may be interfered with limbs, especially for open fracture, soft
Tissue injury is serious, lead to orthopedic cannot be carried out, need clamping again, bring misery to patient, also increase operation wind simultaneously
Danger.If connecting rod is less with affected part space, it is unfavorable for that Postoperative Dressing or postoperative second debridement, second repair are processed.If choosing
Select the more a little bigger retainer ring of model, Taylor's frame structure space becomes big relatively, the draw point length of required skeletal fixation increases, Taylor
Frame overall structure stability reduces, and need to increase and thread a needle quantity or increase draw point diameter to improve rigidity of fixation, which increase needle track
The chance of infection.The framework being simultaneously attached on limbs of patient is excessive, and Taylor's frame weight is consequently increased, and not only affects attractive in appearance going back
Have impact on the rehabilitation training of patient.In order to more adapt to the application of clinic, help patient's early recovery, need to design outside a bone admittedly
Determine orthopedic frame and want simple to operate it is easy to assembly and disassembly, it is therefore desirable to have reduction and fixing function, have controllability,
After surgery fracture fixation rigidity can be carried out with appropriateness adjustment.
Content of the invention
Presence operation safety hidden danger, motility in order to overcome existing Taylor's frame are poor, the orthopedic limited space of skeleton
Deficiency, the present invention improves design in Taylor's frame technology, there is provided one kind can improve operation safety, motility, carries
Fix orthopedic frame for having outside the bone in the orthopedic space of bigger skeleton.
The technical solution adopted for the present invention to solve the technical problems is:
Orthopedic frame is fixed outside a kind of bone, including proximal loop, distal loop, connection sheet and Taylor's bar, described proximal loop and remote
End ring is round-meshed becket, and circular hole is distributed on ring, and connection sheet is fastened on proximal loop or the circular hole of distal loop；Institute
State Taylor's bar and include stud, sleeve and universal joint, described stud is retractably installed in described sleeve by screw thread, by spiral shell
Realizing elongating or shortening of connecting rod, universal joint and described connection sheet or far-end are passed through in the lower end of described sleeve for the worm drive of post
Ring is hinged, and the upper end of described stud is hinged with described connection sheet or proximal loop by universal joint.
Further, described connection sheet is that plane formula single hole connection sheet, plane formula diplopore connection sheet or bendable single hole connect
Piece.
Further, described connection sheet is fastened by bolts on proximal loop or distal loop.
Described becket is loopful or 2/3 ring.
Described Taylor's bar has the six roots of sensation.Realize the change of the pose of proximal loop opposite proximal end ring by the length adjusting each Taylor's bar
Change, realize the reduction of the fracture or malformation correction.
The beneficial effects of the present invention is: 1, orthopedic after the use of connection sheet increases fracture fixation and affected part is left
Enough spaces are it is easy to postoperative soft tissue repair and Wound during Dressing Change or postoperative second debridement etc. are treated.2nd, fix orthopedic outside bone
Frame flexible structure, can be according to the practical situation Selection Framework assembly of patient and support bar installation site, need not in orthopaedic procedures
Change support bar, can accomplish that relatively small retainer ring obtains bigger supporting and space.3rd, on proximal loop and distal loop, all portion is relatively
Many circular holes, have and are easy to the multidirectional performance threaded a needle, it is possible to reduce the usage quantity of draw point, reduce the chance of pin site infection, also may be used
To increase exter-nal fixer stability.
Brief description
Fig. 1 is a kind of structural representation of device of the present invention.
Fig. 2 is the structural representation of Taylor's bar.
Fig. 3 is the structural representation of loopful metal retainer ring ring.
Fig. 4 is the structural representation of 2/3 ring metal retainer ring ring.
Fig. 5 is the structural representation of plane formula single hole connection sheet.
Fig. 6 is the structural representation of plane formula diplopore connection sheet.
Fig. 7 is the structural representation of bendable single hole connection sheet.
Fig. 8 is the structural representation fixing orthopedic frame outside a kind of bone.
In figure, 1- proximal loop, 2- plane formula diplopore connection sheet, 3- distal loop, 4- bendable single hole connection sheet, Taylor 5-
Bar, 6- plane formula single hole connection sheet, 7- upper cardan, 8- stud, 9- sleeve, 10- lower cardan.
Specific embodiment
The present invention is further described below in conjunction with the accompanying drawings:
With reference to Fig. 1～Fig. 8, outside a kind of bone, fix orthopedic frame, including proximal loop 1, distal loop 3, connection sheet (2,4,6) and
Taylor's bar 5, described proximal loop and distal loop are round-meshed becket, and circular hole is distributed on ring, such as Fig. 3 and Fig. 4, metal
Ring ring can be divided into loopful or 2/3 ring；Described connection sheet can be divided into plane formula single hole connection sheet 6, plane formula according to architectural feature
Diplopore connection sheet 2, bendable single hole connection sheet 4, wherein various connection sheets have different model, connection sheet according to size difference again
It is fastened by bolts on proximal loop or distal loop；Described Taylor's bar is the connecting rod of Taylor's frame 5, including stud 8, sleeve 9, up to ten thousand
To section 7 and lower cardan 10, by being threadably mounted in described sleeve 9, worm drive are realizing the elongation of connecting rod for described stud 8
Or shorten, the lower end of described sleeve 9 is hinged with described connection sheet (2,4,6) or distal loop 3 by lower cardan 10, described spiral shell
It is hinged with described connection sheet (2,4,6) or proximal loop 1 that upper cardan 7 is passed through in the upper end of post.
Further, described Taylor's bar 5 sleeve 9 is printed on rule, by between stud described in adjustable diameter and screw adjusting 8 and sleeve 9
Away from the length changing Taylor's bar 5, read the real time length of Taylor's bar 5 by rule.
Further, described connection sheet (2,4,6) has different shaping and size, and it is suitable to be selected according to actual operation situation
Connection sheet be fastened by bolts and be arranged on proximal loop 1 or distal loop 3, the installation site of connection sheet (2,4,6) is not necessarily intended to
It is distributed in retainer ring, can be installed according to practical situation, there is higher motility.
Further, described Taylor's bar two ends are by universal joint (7,10) and connection sheet (2,4,6), proximal loop 1 or remote
End ring 3 connects, and universal joint (7,10) is bolted on the circular hole of the connection sheet (2,4,6) of different model it is also possible to connect
It is connected on proximal loop 1 or the circular hole of distal loop 3, flexibly install, be adapted to the reduction of the fracture or the malformation correction of multi-form.
Further, it is bolted outside the bone be assembled into various various configurations fixing rectifying by selecting different assemblies
Shape support, each orthopedic frame is both needed to install six roots of sensation Taylor's bar 5, realizes proximal loop 1 phase by the length adjusting each Taylor's bar 5
Change to the pose of distal loop 3, realizes the reduction of the fracture or malformation correction.
The work process fixing orthopedic frame outside a kind of bone of the present invention is:
Step 1 doctor, to patient diagnosis, is checked by shooting x mating plate or ct, determines conditions of patients, selected according to practical situation
Orthopedic frame assembly is fixed, including proximal loop distal loop, Taylor's bar, connection sheet, draw point, pin outside the bone selecting suitable gauge size
Seat etc., can install according to patient's practical situation combination collocation.
Step 2, with reference to x mating plate or ct data, proximal loop 1 and distal loop 3 is respectively fitted over limbs of patient affected part both sides, will
Draw point carries out skeleton and threads a needle, and using draw point fixed seat, draw point is fixed in proximal loop 1 or the circular hole of distal loop 3, by different shaped
Number connection sheet (2,4,6) be arranged in proximal loop 1 or the circular hole of distal loop 3 by bolt, using six roots of sensation Taylor's bar 5 by Taylor
Bar two ends are to be connected with connection sheet (2,4,6), proximal loop 1 or distal loop 3 by universal joint (7,10), and universal joint (7,10) passes through
It is bolted on the circular hole of connection sheet (2,4,6) of different model it is also possible to be connected to proximal loop 1 or the circular hole of distal loop 3
On, connect and compose six-freedom parallel structure by certain rule.
Step 3 by install after form certain configuration bone outside fix orthopedic frame, each orthopedic frame is both needed to install
Six roots of sensation Taylor's bar 5, is realized the change of the pose of proximal loop 1 opposite proximal end ring 3, realizes bone by the length adjusting each Taylor's bar 5
Folding resets or malformation correction.
Above-described embodiment is presently preferred embodiments of the present invention, is not the restriction to technical solution of the present invention, as long as
The technical scheme that can realize on the basis of above-described embodiment without creative work, is regarded as falling into patent of the present invention
Rights protection scope in.
Claims (5)
1. fix orthopedic frame outside a kind of bone it is characterised in that: include proximal loop, distal loop, connection sheet and Taylor's bar, described near
End ring and distal loop are round-meshed becket, and circular hole is distributed on ring, and connection sheet is fastened on proximal loop or distal loop
On circular hole；Described Taylor's bar includes stud, sleeve and universal joint, and described stud is retractably installed at described sleeve by screw thread
Interior, realize elongating or shortening of connecting rod by the worm drive of stud, universal joint and described company are passed through in the lower end of described sleeve
Contact pin or distal loop are hinged, and the upper end of described stud is hinged with described connection sheet or proximal loop by universal joint.
2. fix orthopedic frame outside a kind of bone as claimed in claim 1 it is characterised in that: described connection sheet be plane formula single hole
Connection sheet, plane formula diplopore connection sheet or bendable single hole connection sheet.
3. fix orthopedic frame outside a kind of bone as claimed in claim 1 or 2 it is characterised in that: described connection sheet pass through bolt
It is fastened on proximal loop or distal loop.
4. fix orthopedic frame outside a kind of bone as claimed in claim 1 or 2 it is characterised in that: described becket be loopful or
2/3 ring.
5. fix orthopedic frame outside a kind of bone as claimed in claim 1 or 2 it is characterised in that: described Taylor's bar has the six roots of sensation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610815768.3A CN106361420A (en) | 2016-09-12 | 2016-09-12 | External skeletal fixation orthopedic frame |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610815768.3A CN106361420A (en) | 2016-09-12 | 2016-09-12 | External skeletal fixation orthopedic frame |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106361420A true CN106361420A (en) | 2017-02-01 |
Family
ID=57899554
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610815768.3A Pending CN106361420A (en) | 2016-09-12 | 2016-09-12 | External skeletal fixation orthopedic frame |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106361420A (en) |
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109745107A (en) * | 2019-02-11 | 2019-05-14 | 北京工业大学 | An annular adjustable three-branched parallel external fixator |
| CN109965963A (en) * | 2019-04-14 | 2019-07-05 | 浙江工业大学 | A two-way adjustable Taylor frame with detachable motor |
| CN109965959A (en) * | 2019-04-14 | 2019-07-05 | 浙江工业大学 | A telescopic digital skeletal rehabilitation external fixator with adjustable size |
| CN110141335A (en) * | 2019-04-14 | 2019-08-20 | 浙江工业大学 | A kind of bone rehabilitation external fixing rack of triangle extension type |
| CN110533763A (en) * | 2019-06-27 | 2019-12-03 | 上海博进医疗器械有限公司 | A kind of Intelligent orthotic external fixation system based on cloud platform |
| CN111481280A (en) * | 2020-04-22 | 2020-08-04 | 北京工业大学 | A Y-shaped branched chain external fixator for long bone deformity correction |
| CN111588453A (en) * | 2020-04-15 | 2020-08-28 | 山东中医药大学附属医院 | A kind of leg orthopaedic fixation and recovery bracket |
| CN111991065A (en) * | 2020-09-03 | 2020-11-27 | 武汉拓思瑞医疗科技有限公司 | Can realize orthopedics external fixation device that multi-angle was adjusted |
| CN112255101A (en) * | 2020-11-06 | 2021-01-22 | 浙江工业大学 | External fixator with steel pin fixation device that can detect the axial force of the bone |
| CN112603506A (en) * | 2020-12-22 | 2021-04-06 | 中北大学 | Electric six-connecting-rod type external fixator for bones |
| CN113476125A (en) * | 2021-06-21 | 2021-10-08 | 国家康复辅具研究中心 | Integrated malformation corrector for musculoskeletal organ and preparation method thereof |
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| CN202044325U (en) * | 2011-03-03 | 2011-11-23 | 上海康定医疗器械有限公司 | External fixing bracket for clubfoot correction |
| CN202365897U (en) * | 2011-10-27 | 2012-08-08 | 天津市新中医疗器械有限公司 | Three-dimensional space external fixation frame |
| CN204092144U (en) * | 2014-10-31 | 2015-01-14 | 乔锋 | A kind of multi link external fixator for orthopedics dep |
| CN204618370U (en) * | 2015-04-30 | 2015-09-09 | 乔锋 | A kind of convenient regulating type six-bar linkage external fixator for orthopedics dep |
-
2016
- 2016-09-12 CN CN201610815768.3A patent/CN106361420A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202044325U (en) * | 2011-03-03 | 2011-11-23 | 上海康定医疗器械有限公司 | External fixing bracket for clubfoot correction |
| CN202365897U (en) * | 2011-10-27 | 2012-08-08 | 天津市新中医疗器械有限公司 | Three-dimensional space external fixation frame |
| CN204092144U (en) * | 2014-10-31 | 2015-01-14 | 乔锋 | A kind of multi link external fixator for orthopedics dep |
| CN204618370U (en) * | 2015-04-30 | 2015-09-09 | 乔锋 | A kind of convenient regulating type six-bar linkage external fixator for orthopedics dep |
Cited By (17)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109745107A (en) * | 2019-02-11 | 2019-05-14 | 北京工业大学 | An annular adjustable three-branched parallel external fixator |
| CN109965963A (en) * | 2019-04-14 | 2019-07-05 | 浙江工业大学 | A two-way adjustable Taylor frame with detachable motor |
| CN109965959A (en) * | 2019-04-14 | 2019-07-05 | 浙江工业大学 | A telescopic digital skeletal rehabilitation external fixator with adjustable size |
| CN110141335A (en) * | 2019-04-14 | 2019-08-20 | 浙江工业大学 | A kind of bone rehabilitation external fixing rack of triangle extension type |
| CN110141335B (en) * | 2019-04-14 | 2024-04-26 | 浙江工业大学 | Triangular telescopic skeleton rehabilitation external fixation frame |
| CN109965959B (en) * | 2019-04-14 | 2024-03-26 | 浙江工业大学 | A telescopic digital bone rehabilitation external fixator with adjustable size |
| CN110533763B (en) * | 2019-06-27 | 2023-07-25 | 埃客(上海)医用设备有限公司 | Intelligent orthopedic external fixation system based on cloud platform |
| CN110533763A (en) * | 2019-06-27 | 2019-12-03 | 上海博进医疗器械有限公司 | A kind of Intelligent orthotic external fixation system based on cloud platform |
| CN111588453A (en) * | 2020-04-15 | 2020-08-28 | 山东中医药大学附属医院 | A kind of leg orthopaedic fixation and recovery bracket |
| CN111481280A (en) * | 2020-04-22 | 2020-08-04 | 北京工业大学 | A Y-shaped branched chain external fixator for long bone deformity correction |
| CN111481280B (en) * | 2020-04-22 | 2021-03-02 | 北京工业大学 | A Y-shaped branched chain external fixator for long bone deformity correction |
| CN111991065A (en) * | 2020-09-03 | 2020-11-27 | 武汉拓思瑞医疗科技有限公司 | Can realize orthopedics external fixation device that multi-angle was adjusted |
| CN112255101A (en) * | 2020-11-06 | 2021-01-22 | 浙江工业大学 | External fixator with steel pin fixation device that can detect the axial force of the bone |
| CN112603506B (en) * | 2020-12-22 | 2021-09-24 | 中北大学 | Electric six-connecting-rod type external fixator for bones |
| CN112603506A (en) * | 2020-12-22 | 2021-04-06 | 中北大学 | Electric six-connecting-rod type external fixator for bones |
| CN113476125B (en) * | 2021-06-21 | 2022-07-12 | 国家康复辅具研究中心 | Musculoskeletal integration deformity corrector and preparation method thereof |
| CN113476125A (en) * | 2021-06-21 | 2021-10-08 | 国家康复辅具研究中心 | Integrated malformation corrector for musculoskeletal organ and preparation method thereof |
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