CN108309377A - Lip operation Eversible structure - Google Patents
Lip operation Eversible structure Download PDFInfo
- Publication number
- CN108309377A CN108309377A CN201810124159.2A CN201810124159A CN108309377A CN 108309377 A CN108309377 A CN 108309377A CN 201810124159 A CN201810124159 A CN 201810124159A CN 108309377 A CN108309377 A CN 108309377A
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- China
- Prior art keywords
- lip
- patient
- pedestal
- connecting rod
- hook
- 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.)
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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, e.g. tourniquets
- A61B17/02—Surgical instruments, devices or methods, e.g. tourniquets for holding wounds open; Tractors
Abstract
The present invention relates to the field of medical instrument technology, more particularly to a kind of lip operation Eversible structure for being pulled to lip in operation on oral cavity.When main purpose is to solve existing fixator and carries out evagination operation to the lower lip of patient, the technical issues of fixator is difficult to secure to patients head.The technical solution mainly used for：Lip operation Eversible structure comprising pedestal, fixed mechanism and connecting rod.There is the groove passed through for patient's nose on pedestal；Fixed mechanism is arranged on the pedestal, the face for the pedestal to be fixed on to patient；Rotatable drag hook is provided on connecting rod, the drag hook is corresponding with the upper lip of patient when first position for turning to, and the upper lip of patient is drawn with hook；With it is corresponding with the lower lip of patient when turning to the second position, the lower lip of patient is drawn with hook；Wherein, the connecting rod be arranged on the pedestal and can the relatively described pedestal move back and forth, to drive the drag hook to turn up the upper lip or lower lip of patient.
Description
Technical field
The present invention relates to the field of medical instrument technology, more particularly to one kind for being pulled to lip in operation on oral cavity
Lip perform the operation Eversible structure.
Background technology
In operation on oral cavity, often need to pull with exposure good surgical field of view lip, perform the operation as thick lip is thinning,
Labial deformity operation and gingival surgery etc..
In the prior art, the lip in the lip of patient turn up by fixator fixation, such as Fig. 1 also turns up
Fixator, although evagination operation can be carried out to the upper lip and lower lip of patient, to different lip progress
Its wearing mode is different when evagination operation.It specifically, can be according to Fig. 1 when carrying out evagination operation to lower lip
In direction worn, and wear after due to fixator the neck location for being predominantly located in patient, to be difficult to fix
To the head of patient.When carrying out evagination operation to upper lip, the fixator in Fig. 1 needs rotation 180 degree to be worn.
Invention content
In view of this, the present invention provides a kind of lip operation Eversible structure, main purpose is to solve existing fixator pair
When the lower lip of patient carries out evagination operation, the technical issues of fixator is difficult to secure to patients head.
In order to achieve the above objectives, present invention generally provides following technical solutions：
The embodiment of the present invention provides a kind of lip operation Eversible structure comprising：
Pedestal has the groove passed through for patient's nose thereon；
Fixed mechanism is arranged on the pedestal, the face for the pedestal to be fixed on to patient；And
Connecting rod, is provided with rotatable drag hook, when the drag hook is used to turn to first position and the upper mouth of patient
Lip is corresponding, and the upper lip of patient is drawn with hook；With it is corresponding with the lower lip of patient when turning to the second position, patient is drawn with hook
Lower lip；Wherein, the connecting rod be arranged on the pedestal and can the relatively described pedestal move back and forth, to drive the drawing
Hook turns up the upper lip or lower lip of patient；
Wherein, the lip operation Eversible structure further includes mandril；The mandril is movably disposed on the pedestal,
It is withstood under patient when withstanding the outside of patient's upper lip when for moving to the first moving position, and moving to the second moving position
The outside of lip；
The groove has opposite the first side wall and second sidewall；The first side wall is equipped with the first guide groove, institute
It states second sidewall and is equipped with the second guide groove；
One end of the mandril is assemblied in first guide groove, and the other end is assemblied in second guide groove, with
First moving position and the second moving position are moved to along first guide groove and second guide groove.
By above-mentioned technical proposal, lip operation Eversible structure of the present invention at least has the advantages that：
In technical solution provided by the invention, because drag hook can be can turn to respect to link rotatable, drag hook with patient's
The corresponding position of upper lip draws the upper lip of patient, drag hook also to can turn to position corresponding with the lower lip of patient with hook
It sets, the lower lip of patient is drawn with hook, wherein either hook draws the upper lip or lower lip for patient of turning up, lip hand of the present invention
Art Eversible structure adopts the face for being fixed on patient in a like fashion by fixed mechanism, wears relatively more convenient；And
Since the upper lip that turns up is identical with the fixed form of both lower lips, so as to prevent doctor wrongly installed, assembly is being improved just
True property and efficiency.
Above description is only the general introduction of technical solution of the present invention, in order to better understand the technical means of the present invention,
And can be implemented in accordance with the contents of the specification, below with presently preferred embodiments of the present invention and after coordinating attached drawing to be described in detail such as.
Description of the drawings
Fig. 1 is a kind of structural schematic diagram of fixator in the prior art；
Fig. 2 is a kind of structural representation of the first state for lip operation Eversible structure that one embodiment of the invention provides
Figure；
Fig. 3 is the side view of lip operation Eversible structure in Fig. 2；
Fig. 4 is a kind of structural representation of the second state of lip operation Eversible structure that one embodiment of the invention provides
Figure；
Fig. 5 is the side view of lip operation Eversible structure in Fig. 4；
Fig. 6 is a kind of structural representation at connecting rod first visual angle when hook pulls on lip that one embodiment of the invention provides
Figure；
Fig. 7 is a kind of structural representation at connecting rod second visual angle when hook pulls on lip that one embodiment of the invention provides
Figure；
Fig. 8 is a kind of structural schematic diagram of the connecting rod of one embodiment of the invention offer when hook pulls down lip；
Fig. 9 is the structural schematic diagram of both a kind of regulating part that one embodiment of the invention provides and sliding seat assembly.
Reference numeral：1, pedestal；11, groove；12, sliding slot；101, the first guide groove；111, the first side wall；112, second
Side wall；2, fixed mechanism；3, connecting rod；31, thread segment；32, guide section；33, U-lag；331, first support arm；332, second
Arm；4, drag hook；41, interconnecting piece；5, sliding seat；501, the first side；502, the second side；51, sliding block；52, limiting slot；6, it adjusts
Part；61, spiro rod section；62, it is clamped section；7, locating piece；8, compression bar；9, mandril；91, the first thread segment；92, the second thread segment；93、
Push up lip；901, the first nut；902, the second nut；10, regulation ring；100, lip operation Eversible structure.
Specific implementation mode
It is of the invention to reach the technological means and effect that predetermined goal of the invention is taken further to illustrate, below in conjunction with
Specific implementation mode, structure, feature and its effect applied according to the present invention is described in detail such as in attached drawing and preferred embodiment
Afterwards.In the following description, what different " embodiment " or " embodiment " referred to is not necessarily the same embodiment.In addition, one or more
Special characteristic, structure or feature in a embodiment can be combined by any suitable form.
As shown in Figures 2 to 5, a kind of lip operation Eversible structure 100 that one embodiment of the present of invention proposes comprising
Pedestal 1, fixed mechanism 2 and connecting rod 3.There is the groove 11 that the nose for patient passes through on pedestal 1.Fixed mechanism 2 is arranged in base
On seat 1.Fixed mechanism 2 is used to pedestal 1 being fixed on the face of patient.Rotatable drag hook 4 is provided on connecting rod 3.Drag hook 4 is used
It is corresponding with the upper lip of patient when turning to first position, the upper lip (as shown in Figures 2 and 3) of patient is drawn with hook；With
Turn to it is corresponding with the lower lip of patient when the second position, with hook draw patient lower lip (as shown in Figure 4 and Figure 5).Wherein,
Connecting rod 3 be arranged on pedestal 1 and can opposite base 1 move back and forth, to drive drag hook 4 to turn up the upper lip or lower lip of patient.
In the technical solution of above-mentioned offer, either hook draws the upper lip or lower lip for patient of turning up, mouth of the present invention
Operation on lip Eversible structure 100 adopts the face for being fixed on patient in a like fashion by fixed mechanism 2, wears relatively square
Just；And since the upper lip that turns up is identical with the fixed form of both lower lips, so as to prevent doctor wrongly installed, improve dress
The correctness and efficiency matched.
As shown in Figures 2 to 5, above-mentioned fixed mechanism 2 may include elastic band, to be fixed pedestal 1 by elastic band
In the face of patient.Wherein, elastic band is elastic adjustable, facilitates patient to wear, simple in structure, cost is relatively low.
In one example, as shown in fig. 6, one end of aforementioned connecting rod 3 has U-lag 33.U-lag 33 has opposite the
One support arm 331 and second support arm 332.One end of drag hook 4 has interconnecting piece 41.The interconnecting piece 41 is in spherical.In first support arm 331
Equipped with first hemispherical-shaped aperture compatible with interconnecting piece 41.Second support arm 332 is equipped with compatible with interconnecting piece 41 the second half
Spherical pore.Drag hook 4 is assemblied in by interconnecting piece 41 between the first hemispherical-shaped aperture and the second hemispherical-shaped aperture, to be rotated relative to connecting rod 3
To first position above-mentioned and the second position.In this example, it is cooperatively formed in spherical interconnecting piece 41 and two hemispherical-shaped apertures
Ball-joint makes drag hook 4 that can be rotated to any angular orientation relative to connecting rod 3, and operation is more convenient.
Further, as shown in Figure 2 and Figure 4, the quantity of aforementioned connecting rod 3 can be two.The quantity of drag hook 4 and connecting rod 3
It is equal and be arranged in a one-to-one correspondence.Wherein, a drag hook 4 draws the upper lip of patient or the side of lower lip, another drawing for hook
Hook 4 draws the other side of the corresponding lip of patient for hook.Relative to single drag hook, two drag hooks 4 turn up patient's lip effect more
It is good.Preferably, two drag hooks 4 are symmetrical arranged, make patient's lip be pulled more uniformly, be conducive to the effect of turning up for improving lip
Fruit.
In one example, as shown in Figure 2 and Figure 4, two connecting rods 3 above-mentioned are respectively first connecting rod and second connecting rod.
Lip operation Eversible structure 100 of the present invention further includes the sliding seat 5 being arranged on pedestal 1.First connecting rod and second connecting rod are all provided with
It sets in sliding seat 5, to be connected with pedestal 1 by sliding seat 5.It in this example, can be with by adjusting the position of sliding seat 5
The position of first connecting rod and both second connecting rods in sliding seat 5 is adjusted together, so that hook draws trouble to two drag hooks 4 simultaneously
For the lip of person to position of turning up, adjusting efficiency is higher, saves the time for adjusting connecting rod 3.
Lip operation Eversible structure 100 of the present invention can also include the first displacement regulating mechanism.First displacement regulating mechanism
For position of the sliding seat 5 on pedestal 1 to be adjusted, and sliding seat 5 is made to keep being relatively fixed with pedestal 1.In this example
In, it, can be adjusted by the first displacement regulating mechanism when needing the position to sliding seat 5 to be adjusted；When not
When the position to sliding seat 5 being needed to be adjusted, the first displacement regulating mechanism can also make sliding seat 5 keep opposite with pedestal 1
Fixed, after so that the connecting rod 3 in sliding seat 5 drives 4 hook of drag hook that lip is drawn to turn up, lip may remain in the shape to turn up
State is so conducive to the operation of operation and is smoothed out.
As shown in Fig. 2 to Fig. 5 and Fig. 9, the first displacement regulating mechanism above-mentioned may include regulating part 6.It is set on pedestal 1
There are sliding slot 12 and threaded hole.12 confronting grooves 11 of sliding slot are arranged close to the first end of pedestal 1.First end of the threaded hole from pedestal 1
It is through to sliding slot 12.Sliding seat 5 above-mentioned is equipped with sliding block 51, and sliding block 51 is assemblied in sliding slot 12.Regulating part 6 has spiro rod section
61 and the clamping section 62 that is connected with spiro rod section 61.Spiro rod section 61 is adapted with threaded hole, and the two is threadedly coupled.Spiro rod section 61 passes through
Threaded hole.Clamping section 62 is clamped with sliding block 51 and can the rotation of opposing slider 51.Wherein, regulating part 6 is slided for driving when rotated
The sliding in sliding slot 12 of block 51, makes 5 opposite base 1 of sliding seat move.Specifically, when spiro rod section 61 rotates, spiro rod section 61 is logical
Crossing clamping section 62, the sliding in sliding slot 12, sliding block 51 can drive 5 opposite base 1 of sliding seat to move again with movable slider 51 when sliding,
To realize technique effect that sliding seat 5 drives first connecting rod thereon and second connecting rod to move back and forth, make first connecting rod and the
4 hook of drag hook on two connecting rods draws the lip for patient of turning up.
Further, first connecting rod and second connecting rod above-mentioned are movably disposed in sliding seat 5, with relatively movable
Seat 5 moves back and forth.In this way, the position of both first connecting rod and second connecting rod respectively can individually be adjusted again, make first connecting rod
After being integrally adjusted with the position of both second connecting rods, and can be according to actual conditions to both first connecting rod and second connecting rod
Position is finely adjusted, so as to turn to best state outside the lip of patient, is conducive to being smoothed out for operation.
Lip operation Eversible structure 100 above-mentioned can also include second displacement regulating mechanism.Second displacement regulating mechanism
For position of the first connecting rod in sliding seat 5 to be adjusted, and first connecting rod is made to keep being relatively fixed with sliding seat 5.
In this example, when needing the position to first connecting rod to be adjusted, it can be adjusted by second displacement regulating mechanism
Section；When the position of first connecting rod need not be adjusted, second displacement regulating mechanism can also make first connecting rod and activity
Seat 5 keeps being relatively fixed, so as to which so that first connecting rod drives 4 hook of drag hook to draw after lip turns up, lip, which may remain in, to turn up
State, be so conducive to operation operation and be smoothed out.
As shown in Figures 2 to 5, above-mentioned second displacement regulating mechanism may include regulation ring 10, be arranged in sliding seat 5
Limiting slot 52 and the locating piece 7 that is arranged on pedestal 1.Locating piece 7 is equipped with anti-rotation pilot hole, for example is square hole etc..It is living
Dynamic seat 5 has the first opposite side 501 and the second side 502.Limiting slot 52 is between the first side 501 and the second side 502.First
Connecting rod has thread segment 31 and guide section 32.Drag hook 4 above-mentioned be rotatably arranged in guide section 32 away from thread segment 31
One end.Thread segment 31 passes through the both sides of sliding seat 5 and centre to pass through limiting slot 52.Regulation ring 10 is located in limiting slot 52 and spiral shell
Line is connected on thread segment 31, to drive first connecting rod to be moved along anti-rotation pilot hole when rotated.In this example, due to having
The limit of limiting slot 52, regulation ring 10 opposite thread section 31 can only rotate in limiting slot 52, cannot the threadingly axial shifting of section 31
It is dynamic.In this way, when regulation ring 10 rotates, thread segment 31 can only move under the action of regulation ring 10 along anti-rotation pilot hole, with
It drives 4 hook of drag hook to draw the lip of patient, the lip of patient is made to turn up.
Further, lip operation Eversible structure 100 above-mentioned can also include third displacement regulating mechanism.Third displacement
Regulating mechanism makes second connecting rod keep opposite with sliding seat 5 for position of the second connecting rod in sliding seat 5 to be adjusted
It is fixed.It in this example, can be by third displacement regulating mechanism to it when needing the position to second connecting rod to be adjusted
It is adjusted；When the position of second connecting rod need not be adjusted, third displacement regulating mechanism can also make second connecting rod
It is relatively fixed with the holding of sliding seat 5, so as to which so that second connecting rod drives 4 hook of drag hook to draw after lip turns up, lip can be kept
In the state turned up, is so conducive to the operation of operation and is smoothed out.
As shown in Figures 2 to 5, aforementioned first connecting rod is identical as the structure of both second connecting rods.The structure of second connecting rod can
To participate in the dependency structure of above first connecting rod, specific details are not described herein.
Aforementioned second displacement regulating mechanism is also identical as the structure of third displacement regulating mechanism.Likewise, third displacement tune
The structure of section mechanism can participate in the dependency structure of above second displacement regulating mechanism, and specific details are not described herein.
As shown in Fig. 2 to Fig. 8, compression bar 8 is also provided on connecting rod 3 above-mentioned, compression bar 8 is rotatably arranged in connecting rod 3
The opposite side of face with patient, to assist drag hook 4 to turn up the upper lip or lower lip of patient.Specifically, above-mentioned
Two drag hooks 4 can draw the both sides for the patient's lip that turns up, after 4 hook of drag hook moves position to, rotate compression bar 8, compression bar 8 is made to compress trouble with hook
The middle part of person's lip or other desired positions facilitate surgical procedure so as to improve the quality that lip turns up.
As shown in Figures 2 to 5, lip of the invention operation Eversible structure 100 can also include mandril 9.Mandril 9 is movable
Ground is arranged on pedestal 1.Mandril 9 when moving to the first moving position for withstanding the outside of patient's upper lip, and moves to the
The outside of patient's lower lip is withstood when two moving positions.In this example, due to there is mandril 9 to resist lip, 4 hook of drag hook draws lip
When, so that lip is turned up for fulcrum with mandril 9,4 hook of drag hook is so facilitated to draw the lip that turns up.
In one example, as shown in Figure 2 and Figure 4, groove 11 above-mentioned has opposite the first side wall 111 and the second side
Wall 112.The first side wall 111 is equipped with the first guide groove 101 (as shown in Figure 3 and Figure 5).Second sidewall 112 is led equipped with second
To slot.One end of mandril 9 is assemblied in the first guide groove 101, and the other end is assemblied in the second guide groove, with along the first guide groove
101 and second guide groove move to the first moving position and the second moving position above-mentioned.Wherein, due to there is the first guide groove
101 and second guide groove guiding, to improve the kinematic accuracy of mandril 9.
Further, lip of the invention operation Eversible structure 100 can also include locked mechanism, and locked mechanism is used for will
Mandril 9 locks in the first moving position above-mentioned and the second moving position, to improve the stability that mandril 9 withstands patient's lip,
Prevent mandril 9 from occurring to loosen influence operation during top pressure lip.
In one example, as shown in Figure 2 and Figure 4, locked mechanism above-mentioned may include the first nut 901 and the second spiral shell
Mother 902.First guide groove 101 and the second guide groove are the slot for penetrating through respective side walls.One end of mandril 9 has the first thread segment
91, the other end has the second thread segment 92.First thread segment 91 passes through the first guide groove 101, the second thread segment 92 to pass through second
Guide groove.The first above-mentioned nut 901 is threaded in the first thread segment 91.Second nut 902 is threaded in the second screw thread
Section 92.Wherein, the first nut 901 and the second nut 902 coordinate, and mandril 9 is locked in the first moving position above-mentioned and second
Moving position.
Further, as shown in Figure 2 and Figure 4, the middle part of aforementioned mandril 9 can have for withstanding on the outside of patient's lip
Push up lip 93.The top lip 93 is arc-shaped.Wherein, the arc when mandril 9 is located at the first moving position and the second moving position
Middle part is raised to corresponding top lip direction.What needs to be explained here is that " protrusion " herein be opposing arcuate both ends for.Tool
For body, when mandril 9 is located at the first moving position, mandril 9 withstands the outside of patient's upper lip, and the middle part of arc is downward at this time
Lip direction protrusion (as shown in Figures 2 and 3).When mandril 9 is located at the second moving position, mandril 9 withstands patient's lower lip
Outside, the middle part of arc is raised (as shown in Figure 4 and Figure 5) to upper lip direction at this time.In this example, arc-shaped top lip
93 position when lip being made to turn up in the middle part of lip is easier to expose, and implements convenient for operation.
What needs to be explained here is that：In the absence of conflict, those skilled in the art can incite somebody to action according to actual conditions
Relevant technical characteristic is combined with each other in above-mentioned each example, to reach corresponding technique effect, particularly for various combined situations
It does not repeat one by one herein.
The above described is only a preferred embodiment of the present invention, be not intended to limit the present invention in any form, according to
According to the technical spirit of the present invention to any simple modification, equivalent change and modification made by above example, this hair is still fallen within
In the range of bright technical solution.
Claims (1)
- The Eversible structure 1. a kind of lip is performed the operation, which is characterized in that including：Pedestal (1) has the groove (11) passed through for patient's nose thereon；Fixed mechanism (2) is arranged on the pedestal (1), the face for the pedestal (1) to be fixed on to patient；With AndConnecting rod (3), is provided with rotatable drag hook (4), when the drag hook (4) is used to turn to first position and patient Upper lip is corresponding, and the upper lip of patient is drawn with hook；With it is corresponding with the lower lip of patient when turning to the second position, drawn with hook The lower lip of patient；Wherein, the connecting rod (3) be arranged on the pedestal (1) and can the relatively described pedestal (1) move back and forth, To drive the drag hook (4) to turn up the upper lip or lower lip of patient；Wherein, the lip operation Eversible structure further includes mandril (9)；The mandril (9) is movably disposed in the pedestal (1) it is withstood when withstanding the outside of patient's upper lip on, when for moving to the first moving position, and moving to the second moving position The outside of patient's lower lip；The groove (11) has opposite the first side wall (111) and second sidewall (112)；It is set on the first side wall (111) There are the first guide groove (101), the second sidewall (112) to be equipped with the second guide groove；One end of the mandril (9) is assemblied in first guide groove (101), and the other end is assemblied in second guide groove It is interior, to move to first moving position and the second activity bit along first guide groove (101) and second guide groove It sets.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810124159.2A CN108309377A (en) | 2018-02-07 | 2018-02-07 | Lip operation Eversible structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810124159.2A CN108309377A (en) | 2018-02-07 | 2018-02-07 | Lip operation Eversible structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108309377A true CN108309377A (en) | 2018-07-24 |
Family
ID=62903837
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810124159.2A Pending CN108309377A (en) | 2018-02-07 | 2018-02-07 | Lip operation Eversible structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108309377A (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2219095Y (en) * | 1995-03-30 | 1996-02-07 | 李重茂 | Automatic retractor with light source and two-wing vertebral lamina |
| US20060234187A1 (en) * | 2004-03-17 | 2006-10-19 | Kerrhawe Sa | Cheek and Lip Retractor For Dentistry |
| CN201719287U (en) * | 2010-07-20 | 2011-01-26 | 刘颖 | Fixing device for underlip surgery |
| CN102727263A (en) * | 2012-05-31 | 2012-10-17 | 中国人民解放军第三军医大学第二附属医院 | Oral lip ectropion fixing apparatus |
| CN203182947U (en) * | 2013-03-29 | 2013-09-11 | 桐庐广硕医疗器械有限公司 | Oral cavity operation opening device |
| CN203885541U (en) * | 2014-03-18 | 2014-10-22 | 郑科 | Minz labiotenaculum |
| CN205758623U (en) * | 2016-05-05 | 2016-12-07 | 深圳市第二人民医院 | Cleft palate operation layback hook and gag |
-
2018
- 2018-02-07 CN CN201810124159.2A patent/CN108309377A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2219095Y (en) * | 1995-03-30 | 1996-02-07 | 李重茂 | Automatic retractor with light source and two-wing vertebral lamina |
| US20060234187A1 (en) * | 2004-03-17 | 2006-10-19 | Kerrhawe Sa | Cheek and Lip Retractor For Dentistry |
| CN201719287U (en) * | 2010-07-20 | 2011-01-26 | 刘颖 | Fixing device for underlip surgery |
| CN102727263A (en) * | 2012-05-31 | 2012-10-17 | 中国人民解放军第三军医大学第二附属医院 | Oral lip ectropion fixing apparatus |
| CN203182947U (en) * | 2013-03-29 | 2013-09-11 | 桐庐广硕医疗器械有限公司 | Oral cavity operation opening device |
| CN203885541U (en) * | 2014-03-18 | 2014-10-22 | 郑科 | Minz labiotenaculum |
| CN205758623U (en) * | 2016-05-05 | 2016-12-07 | 深圳市第二人民医院 | Cleft palate operation layback hook and gag |
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Effective date of abandoning: 20221206 |
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