CN109199561A - Os pelvicum fracture operation steel plate interlock - Google Patents
Os pelvicum fracture operation steel plate interlock Download PDFInfo
- Publication number
- CN109199561A CN109199561A CN201811314091.0A CN201811314091A CN109199561A CN 109199561 A CN109199561 A CN 109199561A CN 201811314091 A CN201811314091 A CN 201811314091A CN 109199561 A CN109199561 A CN 109199561A
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- CN
- China
- Prior art keywords
- steel plate
- positioning
- positioning column
- connecting rod
- fracture
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- 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.)
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Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/56—Surgical instruments or methods for treatment of bones or joints; Devices specially adapted therefor
- A61B17/58—Surgical instruments or methods for treatment of bones or joints; Devices specially adapted therefor for osteosynthesis, e.g. bone plates, screws, setting implements or the like
- A61B17/68—Internal fixation devices, including fasteners and spinal fixators, even if a part thereof projects from the skin
- A61B17/80—Cortical plates, i.e. bone plates; Instruments for holding or positioning cortical plates, or for compressing bones attached to cortical plates
- A61B17/8061—Cortical plates, i.e. bone plates; Instruments for holding or positioning cortical plates, or for compressing bones attached to cortical plates specially adapted for particular bones
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/56—Surgical instruments or methods for treatment of bones or joints; Devices specially adapted therefor
- A61B17/58—Surgical instruments or methods for treatment of bones or joints; Devices specially adapted therefor for osteosynthesis, e.g. bone plates, screws, setting implements or the like
- A61B17/68—Internal fixation devices, including fasteners and spinal fixators, even if a part thereof projects from the skin
- A61B17/80—Cortical plates, i.e. bone plates; Instruments for holding or positioning cortical plates, or for compressing bones attached to cortical plates
- A61B17/808—Instruments for holding or positioning bone plates, or for adjusting screw-to-plate locking mechanisms
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/56—Surgical instruments or methods for treatment of bones or joints; Devices specially adapted therefor
- A61B2017/564—Methods for bone or joint treatment
Abstract
The invention discloses a kind of os pelvicum fracture operation steel plate interlock, the positioning column being installed together with bar steel plate fixation hole is arranged screwed pipe on the top of positioning column, top is equipped in screwed pipe and locks silk；Perforative positioning cross-drilled hole is horizontally arranged in the middle part of positioning column；The positioning column is separately installed in the fixation hole of two independent bar steel plates, a connecting rod is sleeved in the positioning cross-drilled hole of two positioning columns simultaneously, and is determined respectively by top locking wire lock.Two pieces or the independent pelvis fixation steel plate of muti-piece can be sequentially connected and are integrated by the present invention, and how each steel plate direction no matter combined and angle change, and can be realized effectively connection and be fixed.Steel plate for os pelvicum fracture position no longer needs long and big structure to be also able to achieve higher fixing intensity.The scattered fixation steel plate of multi-disc has infinite number of combined shaped, so that any position for meeting pelvis complicated structure is fixed.
Description
Technical field
The invention belongs to os pelvicum fracture operation assistive device fields, and in particular to for connecting in a kind of operation of os pelvicum fracture
Connect the auxiliary implement of adjacent independent steel plate.
Background technique
Os pelvicum fracture is a kind of severe trauma, once os pelvicum fracture, disability rate is up to 50%~60%, and average mortality can
Up to 10.2%.Os pelvicum fracture is divided into low energy wound and high energy wound, and the os pelvicum fracture more than half is caused by automobile traffic accident, i.e., high
Can wound, os pelvicum fracture can cause the weight bearing of limbs to go wrong, the bone of fracture can tissue to surrounding and organ cause sternly
The injury of weight, also affects production for women.
Os pelvicum fracture layer of structure is complicated, the various informative property and uncertainty after causing it to fracture, happening part of fracturing
Different band carrys out a variety of fracture forms, in addition different people individual difference and body difference, and the steel plate for being difficult to have form fixed is had
Fixed constraint is imitated, the therapeutic process of os pelvicum fracture must rely on corresponding fixed appliance according to fracture site.It is solid in pelvis at present
It is more single to determine steel plate (or titanium plate) form, steel plate causes fixed effect not good enough not in full conformity with specific fracture form.To meet
It is fixed in the os pelvicum fracture of different shape, need to often artificial bending process be carried out to steel plate, also increase blood loss volume during the operation and postoperative
Hurt the probability of several infection.Not only implement surgical doctor to orthopaedics and increase the amount of labour, extends operating time, and after bending
Steel plate can only accomplish approximate match, and each independent steel plate has fixed shakiness, steel plate shape because that can not cover fracture region
State and the irregular configuration of surface goodness of fit of pelvis are poor, and operation appearance is indecency, armor plate strength and flexibility decrease after bending repeatedly,
It is unfavorable for bearing strength and postoperative fracture healing.
Existing pelvis internal fixation steel plate is usually a straight steel plate, or increases appendage on the basis of straight steel plate
To improve the stability of its fixation or the accuracy of positioning, position progress on the basis of straight steel plate further according to patients with fractures is curved
Folding is made, and is then fixed by screws in pelvis again, this mode be often a plurality of steel plate side by side inclination or in different layers
Secondary to be fixed respectively, each steel plate can have lateral breaking joint of fracturing preferable fixed and restrictive but longitudinal for fracture
The stationarity of breaking joint or oblique breaking joint is deteriorated, even without stationarity.For the technical problem, notification number is
The patent document of CN206729968U discloses a kind of pelvis internal fixation steel plate, essentially by being provided with the be connected as one
One steel plate, the second steel plate and third steel plate, for making each steel plate form an entirety to improve its overall stability.However, by
It in the complexity and diversity feature of os pelvicum fracture, sets steel plate in advance multi-disc integral structure, is difficult have biggish be applicable in
Range can only be suitable for the fracture fixation of certain specific position, because of different people individual difference and body difference, and complicated pelvis
The uncertainty of fracture is difficult the steel plate for having form fixed and carries out effective fixed constraint.
Summary of the invention
The present invention is directed to after current os pelvicum fracture using various problems present in Interal fixation, and providing one kind can be by steel
Plate standardizes and can be that field combinations are that the os pelvicum fracture operation steel plate an of entirety connects to each steel plate again on the basis of constant bearing
Locking device increases the operation selection of doctor in the course of surgery, and making steel plate when in use has better fixing intensity.
Realize that technological means used by foregoing invention purpose is steel plate interlock of performing the operation using a kind of os pelvicum fracture,
It has been uniformly arranged multiple fixation holes on bar steel plate, has included the positioning column being installed together with bar steel plate fixation hole, fixed
The lower end of position column is provided with thread tapping head, and thread tapping head can match on precession steel plate in corresponding fixation hole；In positioning column
Upper inner is vertically provided with inner cavity and forms screwed pipe in intracavity sidewall setting screw thread, and top is equipped in screwed pipe and locks silk；?
It is horizontally arranged with perforative positioning cross-drilled hole in the middle part of positioning column, positions and is set with connecting rod in cross-drilled hole, after top lock silk screws downwards
It presses against on the upside of the connecting rod；The positioning column, a company are separately installed in the fixation hole of two independent bar steel plates
Bar is sleeved in the positioning cross-drilled hole of two positioning columns simultaneously, and is determined respectively by top locking wire lock.
Be set with interior friction external member in the screwed pipe bottom for being located at positioning column, which is provided with slot, slot and
The lower half matching of the positioning cross-drilled hole, after the connecting rod is locked in positioning cross-drilled hole, the downside of connecting rod and slot press against one
It rises.Elastomeric pad is set between the bottom of the interior friction external member and the bottom of screwed pipe.
The slot inner surface is provided with slot inner friction surface, and is provided at the both ends of connecting rod or whole outer surfaces
Pole face frictional layer, connecting rod is through after positioning cross-drilled hole, the slot inner friction surface of the pole face frictional layer of rod surface and interior friction external member
It overlays and is fixed together.
It is provided with side screw hole being located at the positioning column side, and side lock silk is installed, silk and the positioning are locked in side
Cross-drilled hole position is corresponding.
The utility model has the advantages that two pieces or the independent pelvis fixation steel plate of muti-piece can be sequentially connected and are integrated by the present invention, no matter
How each steel plate direction and angle of combination change, and can realize effectively connection and fix.To which the present invention is pelvis standard
The realization offer for changing steel plate is possible, and it is higher that the steel plate for os pelvicum fracture position no longer needs long and big structure to be also able to achieve
Fixing intensity.The scattered fixation steel plate of multi-disc has infinite number of combined shaped, to meet any position of pelvis complicated structure
It is fixed.
Operation of the present invention is very simple, using the fixation hole on steel plate as the mounting hole of positioning column thread tapping head, utilizes
The positioning column connection connecting rod installed respectively on two independent steel plates, i.e., it is solid to connecting rod in the way of a two fixed nonflexible line
It is fixed, by connecting rod cross positioning column in the way of and positioning column is constrained, the connection type is simple and solid and reliable.In this hair
Only need suitably to screw top lock silk the connection that connecting rod can be realized in bright, it is efficient and convenient, it is real convenient for being operated in surgical procedure
It is existing.
The present invention can also add interior friction external member and slot inner friction surface, be fitted close with the pole face frictional layer of rod surface
It realizes and locks feature after compressing, it is solid and reliable after locking.Since consumptive material is few and at low cost, it can be achieved that disposably and permanently locking.
Detailed description of the invention
Fig. 1 is servicing unit of the present invention application schematic diagram on os pelvicum fracture fixation steel plate.
Fig. 2 is servicing unit of the present invention and steel plate installation condition schematic diagram.
Fig. 3 is one of partial profile structure of Fig. 2.
Fig. 4 is the section components display diagram of steel plate auxiliary device of the present invention.
Fig. 5 is the two of the partial profile structure of Fig. 2.
Fig. 6 is the structural schematic diagram of interior friction external member in Fig. 5.
Fig. 7-Fig. 9 is three kinds of angles position connection schematic diagram that steel plate auxiliary device of the present invention is applied to adjacent steel plate respectively.
Specific embodiment
Embodiment 1: acetabular bone transverse fracture as shown in Figure 1 is fixed with fracture of pubis using pubis reconstruction plate one and two, steel
For spine to acetabular bone bottom, steel plate two fixes ilium to pubis on the fixed ilium of plate one.Breaking joint of fracturing is irregular, fractures lateral breaking joint 1.
2. 4. 3. 5. 6. longitudinal breaking joint, can fix effectively using steel plate one and steel plate two and constrain fracture transverse direction breaking joint, two steel plates are only
Vertical separation, the lateral breaking joint that causes to fracture are unstable.It is using steel plate auxiliary device as shown in Figure 2 that steel plate one and steel plate two is fixed
It is connected as one, realizes and longitudinal breaking joint of fracturing is fixed.To which steel plate one and steel plate two are designed without special construction, it is only necessary to
Using bar shaped and it is distributed multiple fixation holes 2 and is just able to satisfy demand.
In Fig. 2, multiple fixation holes 2, mounting screw 11 in part fixation hole 2 have been uniformly arranged on the steel plate 1 of bar shaped
Fixation is bonded with fracture site, the top cap 17 of screw 11 is located at 1 upside of steel plate and compresses steel plate 1 as far as possible.Again in part fixation hole 2
Steel plate auxiliary device is installed.As shown in figure 3, steel plate auxiliary device is arranged in cylindrical or square column type 3 lower end of positioning column
There is thread tapping head 4, (can be faced by being inserted into positioning cross-drilled hole using in corresponding fixation hole 2 on 4 precession steel plate 1 of thread tapping head
When spanner carry out rotational positioning column, can also cylindrical sides be arranged respective card slot, using pliers or utilize electric screw driver
Etc. tool drives, make thread tapping head enter corresponding fixation hole in.Since the aperture of fixation hole is slightly larger than thread tapping head, Er Qietong
It is often taper, so larger installation difficulty is not present).The diameter of thread tapping head 4 should be greater than the aperture of fixation hole 2, in general, fixed
The aperture in hole 2 is based on truncated cone, and port diameter is greater than lower port diameter thereon.Meanwhile it is perpendicular in the upper inner of positioning column 3
To being provided with inner cavity and forming screwed pipe 10 in intracavity sidewall setting screw thread, top is installed in screwed pipe 10 and locks silk 9.Such as Fig. 4 institute
Show, perforative positioning cross-drilled hole 5 is horizontally arranged in the middle part of positioning column 3, position and be set with connecting rod 6 in cross-drilled hole 5, silk 9 is locked at top
6 upside of connecting rod is pressed against after screwing downwards.
As shown in figure 1, the positioning column 3, a company are separately installed in the fixation hole 2 of two independent bar steel plates 1
Bar 6 is sleeved in the positioning cross-drilled hole 5 of two positioning columns 3 simultaneously, and is locked respectively by top lock silk 9.Connecting rod 6 can be straight line
Type, or arc or the various structures of L-type, and can be by bending tool interim processing at satisfactory shape.
No matter how 6 bending degree of connecting rod and angle change, and the both ends of connecting rod 6 can be fixed in two positioning columns 3.Due to even
Fixed to connecting rod 6 in the way of a two fixed nonflexible line after the both ends of bar 6 are fixed, connecting rod 6 will not both rotate
It will not slide axially, so two positioning columns 3 can be by 6 fixed constraint of straight line or curved connecting rod, there is no any
It is movable possible.Equally, by connecting rod 6 cross and (extend radially through) in the way of positioning column 3 is constrained, prevent installation after positioning
Column 3 rotates.Only need suitably to screw top lock silk 9 connection that connecting rod 6 can be realized, it is efficient and convenient, convenient for performing the operation
It operates and realizes in journey.Silk 9 is locked at top, and part is located inside the screwed pipe 10 of positioning column 3 always, deeply fixed rotating top lock silk 9
On the inside of the screwed pipe 10 of position column 3 and after compressing connecting rod 6, the height of silk 9 is locked not higher than 3 height of positioning column, to prevent external force shadow in top
It rings top and locks silk 9.
The mode of Fig. 1 during the installation process, can according to two steel plates, 1 predetermined position, in advance respectively installation two to (or two
It is a) positioning column 3, and the connecting rod 6 of selection suitable types, or 6 bending of connecting rod is distinguished connecting rod 6 with adapting to joint angle position
It is assemblied in the positioning cross-drilled hole 5 of corresponding positioning vertical column, and locks, be then utilized respectively self-tapping screw and two steel plates 1 are consolidated
It is fixed.Alternatively, positioning column 3 is installed on two steel plates 1 respectively after first one of steel plate 1 is fixed by self-tapping screw,
And install and lock connecting rod 6, then another steel plate 1 is fixed by self-tapping screw again.Operation is very simple, fast
It is convenient, it is realized convenient for being operated in surgical procedure.
Embodiment 2: further improvement on that basis of example 1 can also add interior friction external member 8 and slot inner friction surface
16, it is fitted close with the pole face frictional layer 7 on 6 surface of connecting rod after realizing compression and locks feature, it is solid and reliable after locking.Using this reality
The mode for applying example, which can be realized, disposably and permanently to be locked, i.e., realizes by way of to rubbing surface and friction damage layer thoroughly locked.
Two blocks of steel plates 1 of dismantling only are needed when dismounting.
Specific structure is shown in Figure 3, is set with interior friction external member 8 in 10 bottom of screwed pipe for being located at positioning column 3, this is interior to rub
It wipes external member 8 and is provided with slot 15, slot 15 is matched with the lower half of the positioning cross-drilled hole 5, and it is horizontal that the connecting rod 6 is locked in positioning
Behind hole 5, the downside of connecting rod 6 and slot 15 are pressed together.And 15 inner surface of slot is provided with slot inner friction surface 16, even
The both ends of bar 6 or whole outer surfaces are provided with pole face frictional layer 7, and connecting rod 6 is through after positioning cross-drilled hole 5, the bar on 6 surface of connecting rod
Face frictional layer 7 and the slot inner friction surface 16 of interior friction external member 8 are overlayed and are fixed together.
Embodiment 3: further improvement on that basis of example 1, the bottom for the external member 8 that can also rub inside and screwed pipe 10
Bottom between be set with elastomeric pad, elastic slice is capable of providing to interior 8 pressure of friction external member, and give top lock silk pressure, use
In raising stability.
Embodiment 4: positioning column 3 as shown in Figure 5 and Figure 6 and its internal structure are further on the basis of embodiment 2
It improves.Be located at 3 side of positioning column be provided with side screw hole 12, and be equipped with side lock silk 13, side lock silk with it is described fixed
Position 5 position of cross-drilled hole is corresponding, and the side of interior friction external member 8 is additionally provided with recessing groove 14.
Two pieces or the independent pelvis fixation steel plate of muti-piece can be connected as one by above each embodiment, no matter be combined
How each steel plate direction and angle change, and can realize effectively connection and fix.Since structure is complicated for pelvis, the knot of pelvis
Structure is in a ring, is front ring before body, is located at the subsequent rear ring of body, and upside is entrance, and downside is outlet.Fracture hair
Raw position different band carrys out a variety of fracture forms, in addition different people individual difference and body difference, is difficult the steel plate for having form fixed
Effective fixed constraint is carried out, front ring fracture needs to carry out front and fixes, and it is unstable for fixing front ring, it is usually used in pubic symphysis point
From and fracture of pubic rami.Ring fracture needs to carry out rear and fixes afterwards, unstable for ring after fixed, is usually used in articulatio sacroiliaca separation
Or sacral fracture etc..The scattered fixation steel plate of multi-disc can be had infinite number of combined shaped by the various embodiments described above mode, be met
Any position of pelvis complicated structure is fixed.Steel plate combination can be used for Pubic symphysis diastasis and fracture of pubic rami, can be incited somebody to action
Steel plate combination idicatio is sacroiliac dislocation and fracture of wing of ilium, can be rumpbone compression fracture by steel plate combination idicatio,
Sacroiliac dislocation or sacral fracture dislocation etc..
To which to realize that the realization of pelvis muti-piece standardization steel plate provides possibility, used steel plate only needs the present invention
It can be met the requirements for strip structure, bar length, which can according to need, carries out truncation use, the steel for os pelvicum fracture position
Plate no longer needs long and big structure, but passes through steel plate auxiliary device connection composition by the bar steel plate of multi-disc different length
Overall structure, intensity is high after connection and stability is good, and fracture region level of coverage is high.
Based on the above various embodiments, the present invention can solve nearly all os pelvicum fracture situation, such as meeting when os pelvicum fracture
Because the fracture for generating different kenels due to fracturing or dislocate occurs for the bone of different parts, as pelvis ring is stable but part fracture, basin
Bone ring rotates unstable but longitudinal stability fracture, the rotation of pelvis ring and longitudinal unstable fracture etc..The present invention can use
Connection type as shown in Figure 7, i.e. two blocks of steel plates be non-parallel and state there are salient angle, is suitable for fracture fixation, ilium before rumpbone
Bone fracture fixation or pubis boundary line fracture fixation etc..Using connection type as shown in Figure 8, i.e. two blocks of steel plates are non-parallel and exist
The state of re-entrant angle, fixed suitable for fracture of wing of ilium, fracture of pubis is fixed, opens fracture of pubic rami fix or rumpbone after fracture it is solid
It is fixed etc..Using connection type as shown in Figure 9, i.e. two pieces of steel plate near normals or the state there are angle, it is suitable for alaossisilii
Situations such as fracture fixation, articulatio sacroiliaca separation fixation or pubic symphysis fixed with comminuted fracture.And use the present invention program
Effective application of a variety of os pelvicum fracture situations of other forms may be implemented.
Claims (5)
- The steel plate interlock 1. a kind of os pelvicum fracture is performed the operation, has been uniformly arranged multiple fixation holes on bar steel plate, it is characterized in that: Include the positioning column being installed together with bar steel plate fixation hole, the lower end of positioning column is provided with thread tapping head, thread tapping Head can match on precession steel plate in corresponding fixation hole；Inner cavity is vertically provided in the upper inner of positioning column and in lumen side Wall is arranged screw thread and forms screwed pipe, and top is equipped in screwed pipe and locks silk；Perforative positioning is horizontally arranged in the middle part of positioning column Cross-drilled hole；The positioning column is separately installed in the fixation hole of two independent bar steel plates, a connecting rod is sleeved on two simultaneously In the positioning cross-drilled hole of a positioning column, and determined respectively by top locking wire lock.
- The steel plate interlock 2. os pelvicum fracture according to claim 1 is performed the operation, it is characterized in that: in the screwed pipe for being located at positioning column Bottom is set with interior friction external member, which is provided with slot, and slot is matched with the lower half of the positioning cross-drilled hole, institute It states after connecting rod is locked in positioning cross-drilled hole, the downside of connecting rod and slot press together.
- The steel plate interlock 3. os pelvicum fracture according to claim 2 is performed the operation, it is characterized in that: in the interior friction external member Elastomeric pad is set between bottom and the bottom of screwed pipe.
- The steel plate interlock 4. os pelvicum fracture according to claim 2 is performed the operation, it is characterized in that: being set in the slot inner surface It is equipped with slot inner friction surface, and the both ends of connecting rod or whole outer surfaces is provided with pole face frictional layer, connecting rod is through positioning After cross-drilled hole, the slot inner friction surface of the pole face frictional layer of rod surface and interior friction external member, which overlays, to be fixed together.
- The steel plate interlock 5. os pelvicum fracture according to claim 1 is performed the operation, it is characterized in that: being located at the positioning column side Face is provided with side screw hole, and is equipped with side lock silk, and it is corresponding with the positioning cross-drilled hole position that silk is locked in side.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811314091.0A CN109199561A (en) | 2018-11-06 | 2018-11-06 | Os pelvicum fracture operation steel plate interlock |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811314091.0A CN109199561A (en) | 2018-11-06 | 2018-11-06 | Os pelvicum fracture operation steel plate interlock |
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| Publication Number | Publication Date |
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| CN109199561A true CN109199561A (en) | 2019-01-15 |
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ID=64995603
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
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| CN201811314091.0A Pending CN109199561A (en) | 2018-11-06 | 2018-11-06 | Os pelvicum fracture operation steel plate interlock |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2023014746A1 (en) * | 2021-08-03 | 2023-02-09 | Franklin Samuel Patrick | Animal (non-human) ilial fracture stabilization |
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| CN202235633U (en) * | 2011-09-02 | 2012-05-30 | 谢杨 | Iliac steel plate screw inner fixing device for combined lumb-saero-iliac fixation |
| US20130172936A1 (en) * | 2011-12-09 | 2013-07-04 | Gregory Berrevoets | Adjustable fixation device |
| US20150327898A1 (en) * | 2012-09-06 | 2015-11-19 | Compagnie Financiere Et Medicale | Assembly comprising an implantable part designed to be fastened to one or more bones or bone portions to be joined, and at least one screw for fastening the implantable part to said bone(s) |
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| CN203598033U (en) * | 2013-11-29 | 2014-05-21 | 常州华森医疗器械有限公司 | Pelvis inner-side-wall inclined locking combination plate |
| CN204106178U (en) * | 2014-05-19 | 2015-01-21 | 爱派司生技股份有限公司 | Bone plate for pelvic fracture |
| CN203988323U (en) * | 2014-08-15 | 2014-12-10 | 无锡市闻泰百得医疗器械有限公司 | A kind of occipital plate and surgical fixation system |
| CN105055010A (en) * | 2015-08-25 | 2015-11-18 | 张春明 | Cuboid supporting steel plate for acetabulum comminuted fracture |
| CN206729968U (en) * | 2017-01-13 | 2017-12-12 | 宁波市第六医院 | A kind of basin bone internal fixation steel plate |
| CN108186099A (en) * | 2018-01-30 | 2018-06-22 | 芜湖东旭威宇医疗器械科技有限公司 | A kind of reconstruction lockplate |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2023014746A1 (en) * | 2021-08-03 | 2023-02-09 | Franklin Samuel Patrick | Animal (non-human) ilial fracture stabilization |
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Application publication date: 20190115 |