CN209713097U - Rest the head on the fixed device of neck - Google Patents
Rest the head on the fixed device of neck Download PDFInfo
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- CN209713097U CN209713097U CN201822148141.4U CN201822148141U CN209713097U CN 209713097 U CN209713097 U CN 209713097U CN 201822148141 U CN201822148141 U CN 201822148141U CN 209713097 U CN209713097 U CN 209713097U
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Abstract
The utility model provides a kind of fixed device of pillow neck, and pillow neck is fixed applied in cervical operation, and the fixed device of pillow neck includes: occipital bone component, and occipital bone component with occipital bone for being attached；Centrum component, centrum component with cervical vertebra for being attached；Wherein, occipital bone component opposing vertebral body component is telescopically arranged, and to adjust the link position of occipital bone component and centrum component according to the position of patient's occipital bone and cervical vertebra, connect occipital bone component with occipital bone and is attached centrum component with cervical vertebra.The fixed device of the pillow neck of the utility model solves the problems, such as that the fixed device of pillow neck in the prior art is inconvenient to fix.
Description
Technical field
The utility model relates to surgical fields, in particular to a kind of fixed device of pillow neck.
Background technique
Upper cervical spine operation is one of difficult point of field of spinal surgery, and that structure is complicated is changeable for the regional anatomic, adjoins important mind
Through, blood vessel, operating time is long, needs to have an X-rayed repeatedly in art, high to surgeon's clinical technology and skill requirement.
When being attached with occipital bone and cervical vertebra, angle of pedicle screw is difficult to grasp fixation device in conventional pillow neck, sets nail
Risk is big；The position of occipital bone screw and fixed device is all to be determined according in surgical doctor art to occipital bone anatomy relationship mostly, main
The property seen is strong, postoperative the complication, especially pedicle for cervical vertebra arch such as screw cone broken occipital bone inner panel, subdural hemorrhage, screw loosening occur
Screw easily wears out pedicle wall, leads to the risk of spinal cord or vertebral artery injuries；Postoperative pillow neck sagittal plain angle is still undesirable, suffers from
Vision is dissatisfied when person walks upright；Therefore, these are always clinical more intractable technical problem.
In recent years, it is popularized with 3D printing technique what orthopaedics was applied, also occurs integral type in the market and meet in art calmly
The fixed device of the fixed Occipitocervical fussion in position；But it, can not be in Accurate Prediction art in preoperative planning simultaneously in atlantoaxial dislocation operation
Reset position, existing 3D printing product without being adjusted in magic arts, once can not parking position accuracy, cause many adverse consequences.
Utility model content
It is solid to solve pillow neck in the prior art the main purpose of the utility model is to provide a kind of fixed device of pillow neck
Determine the problem that device is inconvenient to fix.
To achieve the goals above, the utility model provides a kind of fixed device of pillow neck, and it is right in cervical operation to be applied to
Pillow neck is fixed, and the fixed device of pillow neck includes: occipital bone component, and occipital bone component with occipital bone for being attached；Centrum component, vertebra
Body component with cervical vertebra for being attached；Wherein, occipital bone component opposing vertebral body component is telescopically arranged, according to patient's occipital bone
The link position that occipital bone component and centrum component are adjusted with the position of cervical vertebra, connect occipital bone component with occipital bone and makes centrum component
It is attached with cervical vertebra.
Further, the fixed device of pillow neck further include: locking assembly, locking assembly respectively with occipital bone component and centrum component
Connection is to lock the positional relationship between occipital bone component and centrum component.
Further, occipital bone component is equipped with socket, and centrum component is equipped with intercalation part, and centrum component passes through intercalation part
It is movably plugged in socket, locking assembly is for intercalation part to be locked in socket.
Further, socket includes the first connecting plate and the second connecting plate, between the first connecting plate and the second connecting plate
Formation plugs space, and intercalation part is movably plugged in and plugs in space.
Further, the first connecting plate is equipped with the first connecting hole, and the second connecting plate is equipped with the second connecting hole, intercalation part
For plate, plate is equipped with regulating tank, and plate, which is plugged in, to be plugged in space, and locking assembly successively penetrates the first connecting hole, adjusts
In slot and the second connecting hole, plate is locked at and is plugged in space.
Further, locking assembly includes screw, and the first connecting hole is counterbore, and the second connecting hole is threaded hole, screw according to
It is secondary to penetrate counterbore, regulating tank and threaded hole, with by rotary screw make the first connecting plate and the second connecting plate it is close to each other with incite somebody to action
Plate, which is locked at, to be plugged in space.
Further, the first connecting plate side opposite with the second connecting plate is equipped with anti-skid structure；And/or second connection
The plate side opposite with the first connecting plate is equipped with anti-skid structure.
Further, the plate side opposite with the first connecting plate and the plate side opposite with the second connecting plate are equipped with
Anti-skid structure.
Further, occipital bone component further include: occipital plate, occipital plate are equipped with multiple location holes, and multiple location holes are along pillow
The extending direction of bone plate is positioned apart from, so that screw passes through location hole and is attached with occipital bone, occipital plate is fixed on pillow
On bone.
Further, centrum component includes two spaced pedicle of vertebral arch connecting plates, two pedicle of vertebral arch connecting plate difference
For being attached with pedicle of vertebral arch.
Further, centrum component includes at least one spinous process plate, and spinous process plate is arranged between two pedicle of vertebral arch connecting plates,
For being connect with cervical vertebra.
Using the fixed device of the pillow neck of the technical solution of the utility model be mainly used in cervical operation with to pillow neck into
The fixed support of row, the fixed device of the pillow neck includes occipital bone component and centrum component, and occipital bone component with occipital bone for being attached, vertebra
Body component is attached with occipital bone component, centrum component be fixed on human body pedicle of vertebral arch or other health be able to bear pressure
Bone on, to support occipital bone by support occipital bone component, in order to according to different patients or different need to carry out
Fixed support, the occipital bone component that the pillow neck of the application is fixed in device are at least partly telescopically disposed on centrum component, with
Doctor be adjusted can according to the relative position of patient's occipital bone and cervical vertebra during surgery, to solve pre- when operation preplanning
Phase position is not inconsistent asking of causing the occipital bone or cervical vertebra of the fixed device of pillow neck and patient to be inconvenient to connect with the relative position in operation
Topic, the fixed device of the pillow neck with above-mentioned setting can play good supporting role after surgery, and reduce the difficulty of operation
Degree, improves the success rate of operation and the comfort of patient.
Detailed description of the invention
The accompanying drawings constituting a part of this application is used to provide a further understanding of the present invention, this is practical
Novel illustrative embodiments and their description are not constituteed improper limits to the present invention for explaining the utility model.
In the accompanying drawings:
Fig. 1 shows the structural schematic diagram of the embodiment of the fixed device of pillow neck according to the present utility model；
Fig. 2 shows the broken away views of the fixed Installation practice of pillow neck of the utility model；
Fig. 3 shows the socket of the fixed device of pillow neck of the utility model and the structural schematic diagram for plugging portion's embodiment.
Wherein, the above drawings include the following reference numerals:
10, occipital bone component；11, socket；111, the first connecting plate；112, the second connecting plate；12, occipital plate；121, fixed
Position hole；20, centrum component；21, intercalation part；211, regulating tank；22, spinous process plate；23, pedicle of vertebral arch connecting plate；30, locking assembly.
Specific embodiment
It should be noted that in the absence of conflict, the features in the embodiments and the embodiments of the present application can phase
Mutually combination.The utility model will be described in detail below with reference to the accompanying drawings and embodiments.
The utility model provides a kind of fixed device of pillow neck, is fixed, please join to pillow neck applied in cervical operation
Fig. 1 to Fig. 3 is examined, the fixed device of pillow neck includes: occipital bone component 10, and occipital bone component 10 with occipital bone for being attached；Centrum component
20, centrum component 20 with cervical vertebra for being attached；Wherein, 10 opposing vertebral body component 20 of occipital bone component is telescopically arranged, with
The link position that occipital bone component 10 and centrum component 20 are adjusted according to the position of patient's occipital bone and cervical vertebra makes occipital bone component 10 and pillow
Bone connects and is attached centrum component 20 with cervical vertebra.
The fixed device of the pillow neck of the utility model is mainly used in cervical operation so that support is fixed to pillow neck, the pillow
The fixed device of neck includes occipital bone component 10 and centrum component 20, and occipital bone component 10 with occipital bone for being attached, centrum component 20
It is attached with occipital bone component 10, centrum component 20 is fixed on the pedicle of vertebral arch of human body or other health are able to bear pressure
On bone, to support occipital bone by support occipital bone component 10, in order to according to different patients or different need to carry out
Fixed support, the occipital bone component 10 that the pillow neck of the application is fixed in device are at least partly telescopically disposed in centrum component 20
On, so that doctor can be adjusted during surgery according to the relative position of patient's occipital bone and cervical vertebra, to solve operation front lay
Relative position when drawing in desired location and operation, which is not inconsistent, causes the occipital bone or cervical vertebra of the fixed device of pillow neck and patient to be inconvenient to connect
The problem of connecing, the fixed device of the pillow neck with above-mentioned setting can play good supporting role after surgery, and reduce hand
The difficulty of art improves the success rate of operation and the comfort of patient.
Rest the head on the fixed device of neck further include: locking assembly 30, locking assembly 30 respectively with occipital bone component 10 and centrum component 20
Connection is to lock the positional relationship between occipital bone component 10 and centrum component 20.
The fixed device of pillow neck in the present embodiment is additionally provided with locking assembly 30, and locking assembly 30 is used for 10 He of occipital bone component
Centrum component 20 is locked.
Occipital bone component 10 is equipped with socket 11, and centrum component 20 is equipped with intercalation part 21, and centrum component 20 passes through plug
Portion 21 is movably plugged in socket 11, and locking assembly 30 is for intercalation part 21 to be locked in socket 11.
Occipital bone component 10 in the present embodiment is equipped with the socket 11 for connecting with centrum component 20, in centrum component
20 are equipped with the intercalation part 21 cooperated with socket 11, and centrum component 20 passes through the socket on intercalation part 21 and occipital bone component 10
11 are movably attached.
Socket 11 includes the first connecting plate 111 and the second connecting plate 112, the first connecting plate 111 and the second connecting plate 112
Between formed plug space, intercalation part 21, which is movably plugged in, to be plugged in space.
As shown in figure 3, the socket 11 in the present embodiment is the groove on occipital bone component, specifically when setting, first connects
Fishplate bar 111 and the second connecting plate 112, which are positioned apart from, makes intermediate formed by plugging space, i.e. the first connecting plate 111, second company
It fishplate bar 112 and plugs space and constitutes above-mentioned groove.
First connecting plate 111 is equipped with the first connecting hole, and the second connecting plate 112 is equipped with the second connecting hole, intercalation part 21
For plate, plate is equipped with regulating tank 211, and plate, which is plugged in, to be plugged in space, locking assembly 30 successively penetrate the first connecting hole,
In regulating tank 211 and the second connecting hole, plate is locked at and is plugged in space.
As shown in Figures 2 and 3, the first connecting plate 111 in the present embodiment is equipped with a connecting hole, in the second connecting plate
A connecting hole also is provided on 112, intercalation part 21 is preferably plate, and the thickness of plate is less than or equal to the groove width of above-mentioned groove,
Regulating tank 211 is equipped on plate, which is the rectangular slot being arranged along telescopic direction, after plate is inserted into groove
First connecting hole, regulating tank 211 and the second connection hole site are corresponding, and locking assembly 30 successively penetrates the first connecting hole, regulating tank
211 and second in connecting hole, so that the first connecting plate 111, plate and the second connecting plate 112 are locked together.
Locking assembly 30 includes screw, and the first connecting hole is counterbore, and the second connecting hole is threaded hole, and it is heavy that screw successively penetrates
Hole, regulating tank 211 and threaded hole, with by rotary screw make the first connecting plate 111 and the second connecting plate 112 it is close to each other with incite somebody to action
Plate, which is locked at, to be plugged in space.
Locking assembly 30 is preferably screw in the present embodiment, and the first connecting hole is counterbore so that the nut of screw can be sunk to
In counterbore, the first connecting plate 111 is not protruded from, and the second connecting hole is threaded hole, and screw screws in threaded hole, until plate is pressed from both sides
Tightly plugging fixation in space.
First connecting plate 111 side opposite with the second connecting plate 112 is equipped with anti-skid structure；And/or second connecting plate
112 sides opposite with the first connecting plate 111 are equipped with anti-skid structure.The plate side and plate opposite with the first connecting plate 111
The side opposite with the second connecting plate 112 is equipped with anti-skid structure.
In order to which preferably intercalation part is fixed in the groove of socket in the present embodiment, to the first connecting plate 111, second
The face connected between connecting plate 112 and plate three has carried out anti-skidding processing, and anti-skid structure is the rough surface with grid,
To increase the friction between plate and the first connecting plate and the second connecting plate, play the role of preferably fixed locking.
Occipital bone component 10 further include: occipital plate 12, occipital plate 12 are equipped with multiple location holes 121, multiple 121 edges of location hole
The extending direction of occipital plate 12 is positioned apart from, so that screw passes through location hole 121 and is attached with occipital bone, by occipital plate 12
It is fixed on occipital bone.
Occipital bone component 10 in the present embodiment further includes occipital plate 12, and multiple are equipped on the extending direction of occipital plate 12
Every being configured location hole 121, occipital plate 12 is arc setting, is fitted closely with occipital bone.Multiple screws are inserted into respectively corresponding
In location hole 121 and squeeze into occipital bone to fit closely occipital plate and occipital bone.
Centrum component 20 includes two spaced pedicle of vertebral arch connecting plates 23, and two pedicle of vertebral arch connecting plates 23 are respectively used to
It is attached with pedicle of vertebral arch.Centrum component 20 includes at least one spinous process plate 22, and the setting of spinous process plate 22 is connected in two pedicles of vertebral arch
Between plate 23, for being connect with cervical vertebra.
As shown in Figure 1 to Figure 3, in the present embodiment centrum component 20 lower section be arranged two pedicle of vertebral arch connecting plates 23, two
Pedicle of vertebral arch connecting plate 23 is connected to position different on pedicle of vertebral arch to be fixed, and sets between two pedicle of vertebral arch connecting plates 23
There are one or more spinous process plates 22, spinous process plate 22 is equipped with screw hole, to be fixed by screws in pedicle of vertebral arch connecting plate 23, spinous process
Plate 22 is for fitting closely the safety for improving operation to be fixed with spinal crest of Rauber.
It can be seen from the above description that the above embodiments of the utility model achieve the following technical effects:
1, the fixed device of this pillow neck is divided into occipital bone part and pyramidal portion；
2, the occipital plate and occipital bone of occipital bone part are fitted closely and (using after CT reverse modeling, are accordingly designed), are presented
One section of arc can place several screws and fix with occipital bone, and occipital plate upper bolt aperture, which can be effectively controlled, sets nail direction；
3, the occipital plate of occipital bone part, which uses, has the rectangular transition connecting plate of certain radian and cervical section to be attached；
4, transition connecting plate is divided into two, and wherein there is a groove in occipital bone part, and groove respectively has a hole up and down, wherein
There is screw thread in one hole, another hole is counterbore；
5, threaded hole can with the screw thread of fixing screws carry out immovable fitting, counterbore can be provided for fixing screws it is certain under
It is heavy；
6, centrum component has a length adjustment slot, and the thickness of length adjustment slot is slightly less than the width of groove, to guarantee to insert
Head energy smoothly in inserted value groove, has a screw slots, it is arc, width that screw slots one end, which is rectangular one section, on the regulating tank
Slightly larger than the diameter of fixing screws；
7, the upper and lower sides of the upper and lower sides of plate and groove are certain rough surface, and the assistance after providing after cooperating is tight
Gu；
8, fixing screws, main body are threaded rod, and top is cylindrical type, have six square grooves in cylinder, when centrum component and occipital bone
After the position of plate is fixed, fixing screws are screwed into, upper and lower plates and the regulating tank of groove can fit closely, and reach fixed effect；
9, the pedicle of vertebral arch connecting plate that spinous process plate and transition connecting plate two sides are all made of certain distortion radian is attached solid
Fixed, spinous process plate quantity is not limited to one；
10, spinous process plate and cervical spine fit closely, and if any multiple spinous process plates, closely paste with corresponding cervical spine simultaneously
It closes and (using after CT reverse modeling, is accordingly designed), Intraoperative position can be provided with being bonded for each position for steel plate, improve hand
Art safety；
11, settable screw hole on spinous process plate, can drivescrew so that the inner fixing device closely connect with cervical vertebra it is solid
It is fixed.
12, pedicle of vertebral arch connecting plate and pedicle of vertebral arch fit closely, and each side have a column screw hole, and screw can be positioned and be squeezed into
Pedicle of vertebral arch or lateral mass.
It should be noted that term used herein above is merely to describe specific embodiment, and be not intended to restricted root
According to the illustrative embodiments of the application.As used herein, unless the context clearly indicates otherwise, otherwise singular
Also it is intended to include plural form, additionally, it should be understood that, when in the present specification using term "comprising" and/or " packet
Include " when, indicate existing characteristics, step, operation, device, component and/or their combination.
Unless specifically stated otherwise, positioned opposite, the digital table of the component and step that otherwise illustrate in these embodiments
Up to the unlimited the scope of the utility model processed of formula and numerical value.Simultaneously, it should be appreciated that for ease of description, each shown in attached drawing
The size of a part is not to draw according to actual proportionate relationship.For skill known to person of ordinary skill in the relevant
Art, method and apparatus may be not discussed in detail, but in the appropriate case, and the technology, method and apparatus should be considered as awarding
Weigh part of specification.In shown here and discussion all examples, any occurrence should be construed as merely example
Property, not as limitation.Therefore, the other examples of exemplary embodiment can have different values.It should also be noted that similar
Label and letter similar terms are indicated in following attached drawing, therefore, once be defined in a certain Xiang Yi attached drawing, then with
In attached drawing afterwards do not need that it is further discussed.
In the description of the present invention, it should be understood that the noun of locality such as " front, rear, top, and bottom, left and right ", " laterally,
Vertically, vertically, it is horizontal " and " pushing up, bottom " etc. indicated by orientation or positional relationship be normally based on orientation or position shown in the drawings
Relationship is set, is merely for convenience of describing the present invention and simplifying the description, in the absence of explanation to the contrary, these nouns of locality
Do not indicate that and imply that signified device or element must have a particular orientation or be constructed and operated in a specific orientation, because
This should not be understood as the limitation to scope of protection of the utility model；The noun of locality " inside and outside " refers to the wheel relative to each component itself
Wide is inside and outside.
For ease of description, spatially relative term can be used herein, as " ... on ", " ... top ",
" ... upper surface ", " above " etc., for describing such as a device shown in the figure or feature and other devices or spy
The spatial relation of sign.It should be understood that spatially relative term is intended to comprising the orientation in addition to device described in figure
Except different direction in use or operation.For example, being described as if the device in attached drawing is squeezed " in other devices
It will be positioned as " under other devices or construction after part or construction top " or the device of " on other devices or construction "
Side " or " under other devices or construction ".Thus, exemplary term " ... top " may include " ... top " and
" in ... lower section " two kinds of orientation.The device can also be positioned with other different modes and (is rotated by 90 ° or in other orientation), and
And respective explanations are made to the opposite description in space used herein above.
In addition, it should be noted that, limiting components using the words such as " first ", " second ", it is only for be convenient for
Corresponding components are distinguished, do not have Stated otherwise such as, there is no particular meanings for above-mentioned word, therefore should not be understood as to this
The limitation of utility model protection range.
The above descriptions are merely preferred embodiments of the present invention, is not intended to limit the utility model, for this
For the technical staff in field, various modifications and changes may be made to the present invention.It is all in the spirit and principles of the utility model
Within, any modification, equivalent replacement, improvement and so on should be included within the scope of protection of this utility model.
Claims (11)
1. a kind of fixed device of pillow neck, is fixed pillow neck applied in cervical operation, which is characterized in that the pillow neck is fixed
Device includes:
Occipital bone component (10), the occipital bone component (10) with occipital bone for being attached；
Centrum component (20), the centrum component (20) with cervical vertebra for being attached；
Wherein, the relatively described centrum component (20) of the occipital bone component (10) is telescopically arranged, according to patient's occipital bone and neck
The position of vertebra adjusts the link position of the occipital bone component (10) and the centrum component (20), make the occipital bone component (10) and
The occipital bone connects and is attached the centrum component (20) with the cervical vertebra.
2. the fixed device of pillow neck according to claim 1, which is characterized in that the fixed device of the pillow neck further include:
Locking assembly (30), the locking assembly (30) connect with the occipital bone component (10) and the centrum component (20) respectively
To lock the positional relationship between the occipital bone component (10) and the centrum component (20).
3. the fixed device of pillow neck according to claim 2, which is characterized in that the occipital bone component (10) is equipped with socket
(11), the centrum component (20) is equipped with intercalation part (21), and the centrum component (20) is removable by the intercalation part (21)
It is plugged in the socket (11) dynamicly, the locking assembly (30) is used to the intercalation part (21) being locked at the socket
In portion (11).
4. the fixed device of pillow neck according to claim 3, which is characterized in that the socket (11) includes the first connecting plate
(111) and the second connecting plate (112) it, is formed between first connecting plate (111) and second connecting plate (112) and plugs sky
Between, the intercalation part (21) is movably plugged in described plug in space.
5. the fixed device of pillow neck according to claim 4, which is characterized in that first connecting plate (111) is equipped with the
One connecting hole, second connecting plate (112) are equipped with the second connecting hole, and the intercalation part (21) is plate, on the plate
Equipped with regulating tank (211), the plate be plugged in it is described plug in space, the locking assembly (30) successively penetrates described first
In connecting hole, the regulating tank (211) and second connecting hole, the plate is locked at described plug in space.
6. the fixed device of pillow neck according to claim 5, which is characterized in that the locking assembly (30) includes screw, institute
Stating the first connecting hole is counterbore, and second connecting hole is threaded hole, and the screw successively penetrates the counterbore, the regulating tank
(211) and the threaded hole, to make first connecting plate (111) and second connecting plate by rotating the screw
(112) close to each other the plate is locked at described plug in space.
7. the fixed device of pillow neck according to claim 5, which is characterized in that first connecting plate (111) and described the
The opposite side of two connecting plates (112) is equipped with anti-skid structure；And/or second connecting plate (112) and first connecting plate
(111) opposite side is equipped with anti-skid structure.
8. the fixed device of pillow neck according to claim 5, which is characterized in that the plate and first connecting plate
(111) opposite side and the plate and the opposite side of second connecting plate (112) are equipped with anti-skid structure.
9. the fixed device of pillow neck according to claim 1, which is characterized in that the occipital bone component (10) further include:
Occipital plate (12), the occipital plate (12) are equipped with multiple location holes (121), and multiple location holes (121) are along described
The extending direction of occipital plate (12) is positioned apart from, and is attached so that screw passes through the location hole (121) with the occipital bone,
The occipital plate (12) to be fixed on the occipital bone.
10. the fixed device of pillow neck according to claim 1, which is characterized in that the centrum component (20) is including between two
Every the pedicle of vertebral arch connecting plate (23) of setting, two pedicle of vertebral arch connecting plates (23) are respectively used to be attached with pedicle of vertebral arch.
11. the fixed device of pillow neck according to claim 10, which is characterized in that the centrum component (20) includes at least one
A spinous process plate (22), the spinous process plate (22) are arranged between two pedicle of vertebral arch connecting plates (23), to be used for and the neck
Vertebra connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822148141.4U CN209713097U (en) | 2018-12-20 | 2018-12-20 | Rest the head on the fixed device of neck |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822148141.4U CN209713097U (en) | 2018-12-20 | 2018-12-20 | Rest the head on the fixed device of neck |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209713097U true CN209713097U (en) | 2019-12-03 |
Family
ID=68677378
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822148141.4U Active CN209713097U (en) | 2018-12-20 | 2018-12-20 | Rest the head on the fixed device of neck |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209713097U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109431588A (en) * | 2018-12-20 | 2019-03-08 | 北京爱康宜诚医疗器材有限公司 | Rest the head on the fixed device of neck |
-
2018
- 2018-12-20 CN CN201822148141.4U patent/CN209713097U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109431588A (en) * | 2018-12-20 | 2019-03-08 | 北京爱康宜诚医疗器材有限公司 | Rest the head on the fixed device of neck |
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Effective date of registration: 20211014 Address after: 102200 No. 12, Chuangxin Road, Changping Science Park, Changping District, Beijing Patentee after: BEIJING LIBEIER BIO-ENGINEERING INSTITUTE Co.,Ltd. Address before: 102200 Beijing Changping District science and Technology Park No. 10, two floor, Xingye building, Bai Fu Quan road. Patentee before: BEIJING AK MEDICAL Co.,Ltd. |