CN109259836A - A kind of novel marrow combination of inner and outside belt pulley Limb lengthening device - Google Patents
A kind of novel marrow combination of inner and outside belt pulley Limb lengthening device Download PDFInfo
- Publication number
- CN109259836A CN109259836A CN201810905060.6A CN201810905060A CN109259836A CN 109259836 A CN109259836 A CN 109259836A CN 201810905060 A CN201810905060 A CN 201810905060A CN 109259836 A CN109259836 A CN 109259836A
- Authority
- CN
- China
- Prior art keywords
- fixed
- marrow
- gearcase
- synosteosis part
- synosteosis
- 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.)
- Granted
Links
Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/56—Surgical instruments or methods for treatment of bones or joints; Devices specially adapted therefor
- A61B17/58—Surgical instruments or methods for treatment of bones or joints; Devices specially adapted therefor for osteosynthesis, e.g. bone plates, screws, setting implements or the like
- A61B17/60—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 for external osteosynthesis, e.g. distractors, contractors
- A61B17/66—Alignment, compression or distraction mechanisms
Landscapes
- Health & Medical Sciences (AREA)
- Orthopedic Medicine & Surgery (AREA)
- Life Sciences & Earth Sciences (AREA)
- Surgery (AREA)
- Medical Informatics (AREA)
- Engineering & Computer Science (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)
- Prostheses (AREA)
- Surgical Instruments (AREA)
Abstract
A kind of novel marrow combination of inner and outside belt pulley Limb lengthening device, is related to a kind of orthopedic medical device.Two guide rods are fixed between fixed synosteosis part one and gearcase, movable synosteosis part sliding is on two guide rods, lead screw is screwed with marrow inner thread sleeve, lead screw connecting pin turns through axle bed in marrow and is fixed with driven gear, belt wheel drive box is fixed on fixed synosteosis part two, rotation setting sprocket drive spindle between gearcase and belt wheel drive box, gear shaft fixed conveyor gear and lower driving wheel, transmission gear is engaged with driven gear, the rotation of belt wheel drive box top has hand-held spinner handle, hand-held spinner handle is fixed with upper driving wheel, lower driving wheel and upper driving wheel are set with driving belt, fixed synosteosis part one, movable synosteosis part, gearcase and fixed synosteosis part two are respectively fitted with more bone nails, marrow inner thread sleeve is fixed, axle bed is fixed in marrow.The lengthening of bone can be constantly carried out, treatment time is shortened, mitigates patient suffering.
Description
Technical field
The present invention relates to a kind of orthopedic medical device, especially a kind of novel marrow combination of inner and outside belt pulley Limb lengthening device.
Background technique
Bone lengthening is current treatment shortening deformity of extremity, restores or improve a kind of effective ways of limb function.Wherein
Long bone metaphysis callus lengthening art be a kind of extending length is big, knitting is fast, damage less, opposite few intercurrent disease, it is simple easily
Capable common extension osteotomy method.It refers to retains periosteum after metaphysis bone, and between very strong osteogenic ability in periosteum
Mesenchymal cells can make bone healing by forming poroma, apply a slow continuous tractive effort by Limb lengthening device at this time,
The poroma formed at osteotomy can be made slowly to extend to achieve the purpose that Limb lengthening.
Current Limb lengthening device generallys use fixed mode outside skin, such as Ilizarov external fixing rack and by its hair
External fixation devices derived from exhibition, annular external fixing rack, combination external fixing rack etc., they all must be by percutaneous pinning (nail) even
Connect bulky external fixer, long periods of wear not only inconvenient activity, but also easily cause anchylosis, the infection of needle (nail) road, after
Send out the sequelae such as osteomyelitis.
Authorization Notice No. CN205458975U, it is authorized announcement date on August 17th, 2016, entitled " fixed in Limb lengthening to fill
Set " utility model patent, backbone surface is directly anchored to by bone nail, overcomes and is lacked by the way that percutaneous pinning (nail) is fixed outside
It falls into, mitigates patient suffering, there is certain moulding ability.But the device can not constantly control extending length when being adjusted, and prolong
Length has very big randomness, once certain extending length is too long or too short, it will and increase poroma and form the time, to prolong
Long patient's treatment time, efficiency is lower, and reliability and controllability are poor.
Summary of the invention
To solve deficiency existing for background technique, the present invention provides a kind of novel marrow combination of inner and outside belt pulley Limb lengthening dress
It sets.
Realize that above-mentioned purpose, the present invention take following technical proposals: a kind of novel marrow combination of inner and outside belt pulley Limb lengthening dress
Set, including fixed synosteosis part one, movable synosteosis part, gearcase, lead screw, fixed synosteosis part two, belt wheel drive box with
And two guide rods, two guide rods are set side by side and are fixedly mounted between fixed synosteosis part one and gearcase, the work
Dynamic synosteosis part is slidably mounted on two guide rods, and the lead screw is set to along its length between two guide rods, and lead screw is screwed on
There is marrow inner thread sleeve, the marrow inner thread sleeve is correspondingly arranged with movable synosteosis part, and lead screw connecting pin turns through in marrow
Axle bed is simultaneously fixedly installed with driven gear, and axle bed is correspondingly arranged with gearcase in the marrow, solid on the fixed synosteosis part two
Dingan County is equipped with belt wheel drive box, and the belt wheel drive box is equipped with gearcase, the gearcase and belt wheel drive
Rotation setting sprocket drive spindle between box, the gear shaft both ends are fixedly installed with transmission gear and lower driving wheel, the biography respectively
Moving gear is located in gearcase and is engaged with the driven gear, and belt wheel drive box top is fixedly installed with ring flange,
The ring flange axis hole is rotatably equipped with hand-held spinner handle, and the hand-held spinner handle inner end is fixedly installed with upper driving wheel, passes under described
Driving wheel is located in belt wheel drive box and is closely set with driving belt, the fixed synosteosis part between the upper driving wheel
One, movable synosteosis part, gearcase and fixed synosteosis part two are respectively fitted with more bone nails, wherein with movable synosteosis part
Marrow inner thread sleeve can be fixed in corresponding more bone nails, and more bone nails corresponding with gearcase can carry out axle bed in marrow
It is fixed.
Compared with prior art, the beneficial effects of the present invention are: the present invention is driven by belt wheel drive box combination gear box
The mechanism of dynamic lead screw adjusts bone extending length, and for minimum extending length up to 0.2mm, precision is high, and it is convenient to trouble to hold spinner handle
Person constantly carries out the lengthening of bone, quickly extends convenient for increasing stimulation, greatly shortens treatment time, using the marrow combination of inner and outside
Fixed form, device outside marrow is removed after extension, compact-sized, strong applicability, without fixed outside skin, mitigate and suffer from
Person's pain.
Detailed description of the invention
Fig. 1 is the overall structure axonometric drawing of novel marrow combination of inner and outside belt pulley Limb lengthening device of the invention；
Fig. 2 is schematic view of the front view of the invention；
Fig. 3 is the portion the A enlarged drawing of Fig. 2；
Fig. 4 is the drive mechanism axonometric drawing of hand-held spinner handle and lead screw of the invention；
Structural schematic diagram when Fig. 5 is the locking device locking of dial disc and ring flange of the invention；
Fig. 6 is the structural schematic diagram when locking device of dial disc and ring flange of the invention is unlocked.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, is clearly and completely retouched to the technical solution in the present invention
It states, it is clear that described embodiment is only a part of the embodiment of invention, instead of all the embodiments, based in the present invention
Embodiment, every other embodiment obtained by those of ordinary skill in the art without making creative efforts,
It shall fall within the protection scope of the present invention.
Specific embodiment 1: the invention discloses a kind of novel marrow combination of inner and outside belt pulley bones to prolong as shown in Fig. 1 ~ Fig. 6
Growth device, including fixed synosteosis part 1, movable synosteosis part 3, gearcase 4, lead screw 5, fixed synosteosis part 27, belt pulley
Driving box 8 and two guide rods 1, two guide rods 1 are set side by side and are fixedly mounted on fixed synosteosis part 1 and gearcase
Between 4, the activity synosteosis part 3 is slidably mounted on two guide rods 1, and the lead screw 5 is set to two along its length and leads
Between bar 1, lead screw 5 is screwed with marrow inner thread sleeve 5-1, and synosteosis part 3 is corresponding sets for the marrow inner thread sleeve 5-1 and activity
It sets, 5 connecting pin of lead screw turns through axle bed 6 in marrow and is fixedly installed with driven gear 5-2, axle bed 6 and gearcase 4 in the marrow
It is correspondingly arranged, belt wheel drive box 8, the belt wheel drive box 8 and gear is fixedly installed on the fixed synosteosis part 27
Box 4 is equipped with, rotation setting sprocket drive spindle 4-2, the gear shaft 4-2 two between the gearcase 4 and belt wheel drive box 8
End is fixedly installed with transmission gear 4-1 and lower driving wheel 8-4 respectively, the transmission gear 4-1 be located at gearcase 4 it is interior and with it is described
Driven gear 5-2 is engaged, and 8 top of belt wheel drive box is fixedly installed with ring flange 8-1, and the ring flange 8-1 axis hole turns
Dynamic to be equipped with hand-held spinner handle 8-2, the inner end hand-held spinner handle 8-2 is fixedly installed with upper driving wheel 8-3, the lower driving wheel 8-4
Driving belt 8-5, the fixed bone knot are closely set in belt wheel drive box 8 and between the upper driving wheel 8-3
Component 1, movable synosteosis part 3, gearcase 4 and fixed synosteosis part 27 are respectively fitted with more bone nails 9, wherein with activity
Marrow inner thread sleeve 5-1 can be fixed in the corresponding more bone nails 9 of synosteosis part 3, more bone nails 9 corresponding with gearcase 4
Axle bed 6 in marrow can be fixed.
Specific embodiment 2: as shown in Fig. 3,5,6, present embodiment be specific embodiment one is made it is further
Illustrate, the hand-held spinner handle 8-2 is located at fixing sleeve on the outside of ring flange 8-1 and dial disc 8-6 is housed.
Specific embodiment 3: as shown in Figure 5,6, present embodiment is made furtherly to specific embodiment two
It is bright, locking device is equipped between the dial disc 8-6 and ring flange 8-1, the locking device includes dead bolt 14 and lock
Press piece 15, the dial disc 8-6 is angularly uniformly provided with multiple positioning jacks 13, the ring flange 8- along its circumferencial direction
1 outer surface and the multiple positioning jack 13, which correspond, is equipped with multiple Blind locating holes, and ring flange 8-1 outer surface edge position is set
Having a pin hole, its adjacent position is equipped with a lock-screw simultaneously, and 14 shape of dead bolt is n shape, dead bolt
The rotation of 14 one end is inserted into the pin hole, and 14 other end of dead bolt can be inserted into any positioning jack 13 and its corresponding
In the Blind locating holes, to position to dial disc 8-6 and ring flange 8-1,15 one end of lock cover rotation is set
It sets on the lock-screw, 15 other end of lock cover is compressible to be prevented from falling off on dead bolt 14.
Specific embodiment 4: as shown in Figure 5,6, present embodiment is made furtherly to specific embodiment three
Bright, multiple Blind locating holes quantity of multiple positioning jacks 13 of the dial disc 8-6 and the ring flange 8-1 are 10,
And multiple positioning jacks 13 of dial disc 8-6 are successively arranged number-mark.
Specific embodiment 5: as shown in figure 4, present embodiment is made furtherly to specific embodiment one
Bright, the gear ratio of the transmission gear 4-1 and the driven gear 5-2 are 2:1, and the screw pitch of the lead screw 5 is 1mm.
In using the present invention, first transverse cuts go out a gap (gap size on the bone wall of patient side knochenbruch 12
Transmission gear 4-1 should be met to engage with the effective of driven gear 5-2), 5 connecting pin of lead screw is together with driven gear 5-2 and marrow inner shaft
Seat 6 is inserted into the fracture of side knochenbruch 12, and wherein driven gear 5-2 is corresponding with gap position, covers on marrow inner thread sleeve 5-1
Osteotomy section 11 is filled, bone nail 9 is utilized respectively later and gearcase 4 and fixed synosteosis part 27 is fixed on side knochenbruch 12, will live
Dynamic synosteosis part 3 is fixed in osteotomy section 11, and fixed synosteosis part 1 is fixed on other side knochenbruch 10, guarantees belt pulley
Drive transmission between box 8, gearcase 4 and lead screw 5 effective, and axle bed 6 is corresponding respectively in marrow inner thread sleeve 5-1 and marrow
Bone nail 9 is fixed, and 8 top of belt wheel drive box is located at outside patient skin, osteotomy section 11 and other side knochenbruch 10 when initial
Gap setting, can be manually rotated hand-held spinner handle 8-2 can control lead screw 5 to rotate, and marrow inner thread sleeve 5-1 can drive when lead screw 5 rotates
Osteotomy section 11 moves axially, and two guide rods 1 can prevent the osteotomy section 11 during extension from angulation displacement, transmission gear occurs
The gear ratio of 4-1 and driven gear 5-2 is 2:1, therefore, if manual 180 ° of rotating hand spinner handles 8-2 revolves transmission gear 4-1
Turn 180 ° (upper driving wheel 8-3 is consistent with the big ting model of lower driving wheel 8-4), then driven gear 5-2 is rotated by 360 °, i.e., lead screw 5 revolves
Turn 360 °, the screw pitch of lead screw 5 is 1mm, is equal to lead by the screw pitch of single thread it is found that 5 lead of lead screw is 1mm, marrow internal screw thread
Sleeve 5-1 moves axially 1mm, and dial disc 8-6 divides the number-mark for 10 corresponding positioning jacks 13, i.e., hand-held spinner handle 8-
The angle of 2 one number-mark of every rotation, then marrow inner thread sleeve 5-1 drives the mobile 0.2mm of osteotomy section 11, to realize that bone prolongs
Long effect, precision with higher can position dial disc 8-6 and ring flange 8-1 by locking device, reliability
By force, the moving direction for changing the i.e. changeable marrow inner thread sleeve 5-1 of steering of hand-held spinner handle 8-2, is conveniently adjusted operation error and leads
The extension overscale problems of cause, axle bed 6 forms intramedullary devices in lead screw 5, marrow inner thread sleeve 5-1, driven gear 5-2 and marrow,
The outer device of remaining component groups pulpefaction, all removes device outside marrow after extension.
It is obvious to a person skilled in the art that invention is not limited to the details of the above exemplary embodiments, Er Qie
In the case where without departing substantially from spirit or essential attributes of the invention, the present invention can be realized in the form of others dress body.Therefore, no matter
From the point of view of which point, the present embodiments are to be considered as illustrative and not restrictive, and the scope of the present invention is by appended power
Benefit requires rather than above description limits, it is intended that by all in the meaning and scope for the condition of equivalent for falling in claim
Variation is included within the present invention.Any reference signs in the claims should not be construed as limiting the involved claims.
In addition, it should be understood that although this specification is described in terms of embodiments, but not each embodiment is only wrapped
Containing an independent technical solution, this description of the specification is merely for the sake of clarity, and those skilled in the art should
It considers the specification as a whole, the technical solutions in the various embodiments may also be suitably combined, forms those skilled in the art
The other embodiments being understood that.
Claims (5)
1. a kind of novel marrow combination of inner and outside belt pulley Limb lengthening device, it is characterised in that: including fixed synosteosis part one (2), live
Dynamic synosteosis part (3), gearcase (4), lead screw (5), fixed synosteosis part two (7), belt wheel drive box (8) and two guide rods
(1), two guide rods (1) are set side by side and are fixedly mounted between fixed synosteosis part one (2) and gearcase (4), described
Movable synosteosis part (3) is slidably mounted on two guide rods (1), and the lead screw (5) is set to two guide rods (1) along its length
Between, lead screw (5) is screwed with marrow inner thread sleeve (5-1), and the marrow inner thread sleeve (5-1) and movable synosteosis part (3) are right
It should be arranged, lead screw (5) connecting pin turns through axle bed in marrow (6) and is fixedly installed with driven gear (5-2), axle bed in the marrow
(6) it is correspondingly arranged with gearcase (4), belt wheel drive box (8) is fixedly installed on the fixed synosteosis part two (7), it is described
Belt wheel drive box (8) is equipped with gearcase (4), and setting is rotated between the gearcase (4) and belt wheel drive box (8)
Sprocket drive spindle (4-2), gear shaft (4-2) both ends are fixedly installed with transmission gear (4-1) and lower driving wheel (8-4) respectively,
The transmission gear (4-1) is located in gearcase (4) and is engaged with the driven gear (5-2), belt wheel drive box (8)
Top is fixedly installed with ring flange (8-1), and ring flange (8-1) axis hole is rotatably equipped with hand-held spinner handle (8-2), described hand-held
The inner end spinner handle (8-2) is fixedly installed with upper driving wheel (8-3), and the lower driving wheel (8-4) is located in belt wheel drive box (8) simultaneously
It is closely set between the upper driving wheel (8-3) driving belt (8-5), the fixed synosteosis part one (2), movable bone knot
Component (3), gearcase (4) and fixed synosteosis part two (7) are respectively fitted with more bone nails (9), wherein with movable synosteosis part
(3) marrow inner thread sleeve (5-1) can be fixed in corresponding more bone nails (9), more bone nails corresponding with gearcase (4)
(9) axle bed in marrow (6) can be fixed.
2. a kind of novel marrow combination of inner and outside belt pulley Limb lengthening device according to claim 1, it is characterised in that: the hand
It holds spinner handle (8-2) and is located at ring flange (8-1) outside fixing sleeve equipped with dial disc (8-6).
3. a kind of novel marrow combination of inner and outside belt pulley Limb lengthening device according to claim 2, it is characterised in that: the quarter
It spends and is equipped with locking device between disk (8-6) and ring flange (8-1), the locking device includes dead bolt (14) and locking pressure
Piece (15), the dial disc (8-6) are angularly uniformly provided with multiple positioning jacks (13), the ring flange along its circumferencial direction
The outer surface (8-1) and the multiple positioning jack (13), which correspond, is equipped with multiple Blind locating holes, the outer surface side ring flange (8-1)
Edge position is equipped with a pin hole, and its adjacent position is equipped with a lock-screw simultaneously, and dead bolt (14) shape is n
Shape, the rotation of dead bolt (14) one end are inserted into the pin hole, and dead bolt (14) other end can be inserted into any positioning
In jack (13) and its corresponding Blind locating holes, to be positioned to dial disc (8-6) and ring flange (8-1), institute
It states lock cover (15) one end to be rotatably arranged on the lock-screw, lock cover (15) other end is compressible in dead bolt
(14) it prevents from falling off on.
4. a kind of novel marrow combination of inner and outside belt pulley Limb lengthening device according to claim 3, it is characterised in that: the quarter
Multiple Blind locating holes quantity of the multiple positioning jacks (13) and the ring flange (8-1) of spending disk (8-6) are 10, and are carved
Multiple positioning jacks (13) of degree disk (8-6) are successively arranged number-mark.
5. a kind of novel marrow combination of inner and outside belt pulley Limb lengthening device according to claim 1, it is characterised in that: the biography
The gear ratio of moving gear (4-1) and the driven gear (5-2) are 2:1, and the screw pitch of the lead screw (5) is 1mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810905060.6A CN109259836B (en) | 2018-08-09 | 2018-08-09 | Intramedullary and extramedullary combined belt pulley bone lengthening device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810905060.6A CN109259836B (en) | 2018-08-09 | 2018-08-09 | Intramedullary and extramedullary combined belt pulley bone lengthening device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109259836A true CN109259836A (en) | 2019-01-25 |
| CN109259836B CN109259836B (en) | 2020-12-18 |
Family
ID=65153515
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810905060.6A Active CN109259836B (en) | 2018-08-09 | 2018-08-09 | Intramedullary and extramedullary combined belt pulley bone lengthening device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109259836B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109730731A (en) * | 2019-03-20 | 2019-05-10 | 重庆医科大学附属第二医院 | A kind of novel traction device suitable for ankle arthroscopy operation |
Citations (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO1996026679A1 (en) * | 1995-03-01 | 1996-09-06 | Taylor Harold S | Geared external fixator |
| DE20008797U1 (en) * | 2000-05-16 | 2000-08-03 | Leibinger Medizintech | Bone distractor |
| US20070282338A1 (en) * | 2002-09-17 | 2007-12-06 | Ebi, L.P. | Unilateral fixator |
| CN103800058A (en) * | 2012-11-14 | 2014-05-21 | 天津市新中医疗器械有限公司 | Adjustable pressurizing lengthening device |
| CN105011997A (en) * | 2009-09-04 | 2015-11-04 | 埃利普斯科技有限公司 | Bone growth device and method |
| CN105476701A (en) * | 2015-12-14 | 2016-04-13 | 重庆医科大学附属永川医院 | Bone transport apparatus for treatment of large segmental defect of femur |
| CN205411278U (en) * | 2016-03-10 | 2016-08-03 | 成都新澳冠医疗器械有限公司 | A fixing system in bridging combination for bone extension |
| CN105816226A (en) * | 2016-03-11 | 2016-08-03 | 张�杰 | Intramedullary skeleton tractor |
| CN205458975U (en) * | 2016-01-17 | 2016-08-17 | 李瑞平 | Bone extension internal fixation device |
| CN105943139A (en) * | 2016-06-13 | 2016-09-21 | 季欣然 | Portable tractor for department of orthopaedics |
| CN106308902A (en) * | 2016-08-22 | 2017-01-11 | 苏州益诺斯医疗科技有限公司 | Bone lengthening scaffold |
| CN106420023A (en) * | 2016-06-13 | 2017-02-22 | 季欣然 | Multi-functional portable retractor for osteology department |
| CN107789043A (en) * | 2017-11-22 | 2018-03-13 | 广州新诚生物科技有限公司 | External fixation devices |
| CN108309423A (en) * | 2018-02-06 | 2018-07-24 | 重庆医科大学附属永川医院 | Fixed traction device in a kind of bone |
-
2018
- 2018-08-09 CN CN201810905060.6A patent/CN109259836B/en active Active
Patent Citations (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO1996026679A1 (en) * | 1995-03-01 | 1996-09-06 | Taylor Harold S | Geared external fixator |
| DE20008797U1 (en) * | 2000-05-16 | 2000-08-03 | Leibinger Medizintech | Bone distractor |
| US20070282338A1 (en) * | 2002-09-17 | 2007-12-06 | Ebi, L.P. | Unilateral fixator |
| CN105011997A (en) * | 2009-09-04 | 2015-11-04 | 埃利普斯科技有限公司 | Bone growth device and method |
| CN103800058A (en) * | 2012-11-14 | 2014-05-21 | 天津市新中医疗器械有限公司 | Adjustable pressurizing lengthening device |
| CN105476701A (en) * | 2015-12-14 | 2016-04-13 | 重庆医科大学附属永川医院 | Bone transport apparatus for treatment of large segmental defect of femur |
| CN205458975U (en) * | 2016-01-17 | 2016-08-17 | 李瑞平 | Bone extension internal fixation device |
| CN205411278U (en) * | 2016-03-10 | 2016-08-03 | 成都新澳冠医疗器械有限公司 | A fixing system in bridging combination for bone extension |
| CN105816226A (en) * | 2016-03-11 | 2016-08-03 | 张�杰 | Intramedullary skeleton tractor |
| CN105943139A (en) * | 2016-06-13 | 2016-09-21 | 季欣然 | Portable tractor for department of orthopaedics |
| CN106420023A (en) * | 2016-06-13 | 2017-02-22 | 季欣然 | Multi-functional portable retractor for osteology department |
| CN106308902A (en) * | 2016-08-22 | 2017-01-11 | 苏州益诺斯医疗科技有限公司 | Bone lengthening scaffold |
| CN107789043A (en) * | 2017-11-22 | 2018-03-13 | 广州新诚生物科技有限公司 | External fixation devices |
| CN108309423A (en) * | 2018-02-06 | 2018-07-24 | 重庆医科大学附属永川医院 | Fixed traction device in a kind of bone |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109730731A (en) * | 2019-03-20 | 2019-05-10 | 重庆医科大学附属第二医院 | A kind of novel traction device suitable for ankle arthroscopy operation |
Also Published As
| Publication number | Publication date |
|---|---|
| CN109259836B (en) | 2020-12-18 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN108742816B (en) | Internal marrow outer bone moving device | |
| CN110151475A (en) | A kind of neurosurgery auxiliary support tool | |
| CN105476701B (en) | A kind of bone handling device for femur large segmental bone defect | |
| CN206566011U (en) | A kind of novel limbs fracture broken nail withdrawing device | |
| CN105476702B (en) | A kind of bone handling device for humerus large segmental bone defect | |
| CN202526285U (en) | Double-layer unilateral skeletal external fixator | |
| CN109259836A (en) | A kind of novel marrow combination of inner and outside belt pulley Limb lengthening device | |
| CN204468256U (en) | A kind of orthopedic nail extractor | |
| CN204092152U (en) | A kind of self-locking compress intramedullary nail making fracture two ends fluid-tight engagement | |
| CN211156177U (en) | Multifunctional intramedullary nail for internal fixation of fracture | |
| CN206080674U (en) | Be used for defective bone handling device of big section bone | |
| CN215424925U (en) | Orthopedics drilling sight | |
| CN205251666U (en) | Controllable pressurization intramedullary nail | |
| CN205924151U (en) | Bone cement mould combination lag screw and compound bottle opener | |
| CN109276300A (en) | A kind of novel marrow combination of inner and outside bevel gear Limb lengthening device | |
| CN108836792A (en) | A kind of muscle and deep is loosened instrument | |
| CN204501468U (en) | A kind of ophthalmologic operation frame | |
| CN209018911U (en) | A kind of internal marrow dermoskeleton Conveyer | |
| CN109259837A (en) | A kind of novel rope sheave Limb lengthening device | |
| CN109276298A (en) | A kind of novel marrow combination of inner and outside rope sheave Limb lengthening device | |
| CN104323837B (en) | A kind of hand bone anchor | |
| CN209574858U (en) | A kind of operation device for fetching nail for orthopaedic medical treatment | |
| CN109276301A (en) | A kind of electronic Limb lengthening device of the novel marrow combination of inner and outside | |
| CN109276299A (en) | A kind of belt sheave Limb lengthening device | |
| CN104323838B (en) | A kind of foot's bone anchor |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |