CN109846509A - A kind of head fixing device for cerebral angiography - Google Patents
A kind of head fixing device for cerebral angiography Download PDFInfo
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- CN109846509A CN109846509A CN201910285458.9A CN201910285458A CN109846509A CN 109846509 A CN109846509 A CN 109846509A CN 201910285458 A CN201910285458 A CN 201910285458A CN 109846509 A CN109846509 A CN 109846509A
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- head
- limit plate
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- 238000002585 cerebral angiography Methods 0.000 title claims abstract description 14
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims abstract description 47
- 210000003128 head Anatomy 0.000 claims description 55
- 210000001061 forehead Anatomy 0.000 claims description 36
- 230000001681 protective effect Effects 0.000 claims description 15
- 230000000694 effects Effects 0.000 claims description 6
- 230000005484 gravity Effects 0.000 claims description 4
- 230000001846 repelling effect Effects 0.000 claims 1
- 238000000034 method Methods 0.000 description 10
- 230000009471 action Effects 0.000 description 4
- 230000008569 process Effects 0.000 description 3
- 208000024172 Cardiovascular disease Diseases 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 2
- 210000004204 blood vessel Anatomy 0.000 description 2
- 208000026106 cerebrovascular disease Diseases 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000002526 effect on cardiovascular system Effects 0.000 description 2
- 230000005611 electricity Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000036541 health Effects 0.000 description 2
- 230000006872 improvement Effects 0.000 description 2
- 238000002601 radiography Methods 0.000 description 2
- 230000008439 repair process Effects 0.000 description 2
- 230000001133 acceleration Effects 0.000 description 1
- 230000032683 aging Effects 0.000 description 1
- 239000002872 contrast media Substances 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000003745 diagnosis Methods 0.000 description 1
- 238000003384 imaging method Methods 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 230000003902 lesion Effects 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000001151 other effect Effects 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
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Abstract
The invention discloses a kind of head fixing devices for cerebral angiography, including pedestal and fixed boss on the base, the pedestal upper surface is connected with supporting plate moving up and down by spring slide, the supporting plate is equipped with the arc-shaped recess for carrying head, the supporting plate two sides are symmetrically arranged with the side limit plate being slidably connected on the base, the first screw rod being threadedly engaged with the side limit plate is equipped in the pedestal, first screw rod drives the side limit plate to do opposite or move backwards when rotating under the driving of first motor, the side limit plate is equipped with air bag close to the supporting plate side, when the side limit plate is moved toward one another close to the supporting plate, the air bag can push down the head on the supporting plate, when the pressure that the air bag is subject to is more than setting value, the first motor is controlled by sensor to stop Work.
Description
Technical field
The present invention relates to the field of medical instrument technology, specifically a kind of head fixing device for cerebral angiography.
Background technique
Cardiovascular and cerebrovascular disease is mainly in mid-aged population, illness rate, the death rate and disability rate with higher, and with society
The acceleration of meeting aging, cardiovascular and cerebrovascular disease have become the number one killer for threatening human health.Cardio-cerebral angiography inspection by
In small with wound, detection is fast, the relatively apparent technical characterstic of result is widely used in clinical practice.In contrast examination,
It may determine that radiography blood vessel whether there is the lesions characteristics such as narrow, patch by the developed image of blood vessel, and then can determine
The general level of the health of patient, and since contrast agent is to irradiate to develop by X-ray, small activity of the patient in angiographic procedure will be led
The image blur of developed image is caused, therefore is required to consolidate the body of patient by specifically fixing device when practical diagnosis and treatment
It is fixed.
In the prior art, the fixed device of common head radiography is all made of two points of symmetrical structures, and in practical applications
If fixed device, which is easy to fall off, causes head to be shaken without special safeguard procedures, imaging results are influenced.And the head of different patients
Of different sizes, fixed device needs accurately with various sizes of head dummy is fitted, and existing fixed device is it difficult to determine whether fixed
Finish, there are also latch the unfavorable factors such as inconvenience.Therefore, the fixed effect of existing fixed device is unsatisfactory.
Summary of the invention
It is a primary object of the present invention to overcome in the fixed device of existing cerebral angiography, location hole locking influences to be applicable in model
Locking mode caused by enclosing is unreasonable, and does not limit the problem of the difference of fixed effect caused by patients head's freedom degree, to mention
It can be realized real-time self-locking, good fixing effect the head fixing device for cerebral angiography for a kind of.
To achieve the above objectives, a kind of the technical solution adopted by the present invention are as follows: the fixed dress in head for cerebral angiography
Set, including pedestal and fixed boss on the base, the pedestal upper surface by spring slide be connected with can on move down
Dynamic supporting plate, the supporting plate are equipped with the arc-shaped recess for carrying head, and the supporting plate two sides, which are symmetrically arranged with, to be slidably connected at
Side limit plate on the pedestal, is equipped with the first screw rod being threadedly engaged with the side limit plate in the pedestal, and described first
Screw rod drives the side limit plate to do opposite or move backwards when rotating under the driving of first motor, the side limit plate is close
The supporting plate side is equipped with air bag, and when the side limit plate is moved toward one another close to the supporting plate, the air bag can push down institute
The head on supporting plate is stated, when the pressure that the air bag is subject to is more than setting value, the first motor is controlled by sensor and is stopped
Only work；The second screw rod of the second motor driven rotation, the company of being threadedly engaged on second screw rod are equipped in the boss vertically
It is connected to the forehead limit plate being located above the supporting plate, second screw rod can drive when rotating and move down on the forehead limit plate
Dynamic, forehead limit plate lower end is fixed with the protective plate with flexible buffer, and the protective plate can be pushed down on the supporting plate
Head brow portion, the second screw rod lower section is linked with the first gear group connecting with the supporting plate, first tooth
Wheel group can also move up and down while rotation with second screw coaxial in the second screw rod described in the drive lower edge of the supporting plate,
The first helical gear with first screw coaxial rotation is linked on first screw rod, first helical gear is close to described
Second screw rod side engagement be connected with second gear group, when the supporting plate is located at bottom, the first gear group with it is described
Second gear group is disengaged from just, when remaining position, the first gear group engaged always with the second gear group；It is described
Spring upper and lower ends are respectively fixed with the electromagnet to repel each other, and the protective plate lower end is fixed with the touch that can control the electromagnet
Switch, when the protective plate pushes down the brow portion on head, the soft-touch control and skin contact are to make the electromagnet
It stops working, the supporting plate moves down under the gravity on head and the pressure of the forehead limit plate, drives described the
One gear set is disengaged from the second gear group, and when soft-touch control is separated with head, the electromagnet restores the work that repels each other
With.
The first gear group includes second gear, third gear, bearing and fixed bracket, the second gear and described
Third gear is bonded with second screw rod respectively, is fixed between the second gear and the third gear by fixed bracket
Connection, the second gear with the second gear group is detachable engages, the third gear jacket is connected to bearing, the axis
It holds and is fixedly connected by connection frame with the supporting plate, to make the supporting plate that the second gear can be driven along second screw rod
It slides up and down.Two gears are set in first gear group, and second gear is mainly used for transmission rotation, third gear fitted bearing
It is mainly used for driving moving up and down for second gear, disperses pressure, extends the service life of first gear group, and convenient for dimension
It repairs, single gear replacement is convenient, at low cost.
The second gear group includes the second helical gear and first gear of coaxial rotating, second helical gear always with
First helical gear engagement, the first gear with the second gear is detachable engages, the second gear group is formed
Gear ratio can guarantee that the forehead limit plate first pushes down head than the side limit plate.By second gear group, revolving speed is set
Than only needing first motor work that the fixation in three directions in head can be completed.
When the forehead limit plate is located at the second screw rod the top, the forehead limit plate and second screw rod are proper
Good non-threaded connection.When the rotation of second screw rod makes forehead limit plate be moved to the second screw rod the top, forehead limit plate and second
Screw thread on screw rod is detached from, and the second screw rod can continue to rotate, by first gear group, second gear group, the first helical gear and
First screw rod drives side limit plate to far from the movement of supporting plate direction, only needs the work of the second motor that forehead limit plate and side can be completed
The reset of limit plate.
For the width of the pedestal less than 50 centimetres, the pedestal is served only for fixing head, can move freely, and different
Bed is used cooperatively.Pedestal end face rectangularity structure can splice with bed, and the patient convenient for that can not leave the bed uses.
The pedestal two sides, which are threadedly engaged, is connected with vertical adjusting screw rod, and the adjusting screw rod bottom is cooperatively connected useful
In stable pedestal, the pedestal can be driven to move up and down when adjusting screw rod rotation, so that the pedestal be made to be able to cooperate
The bed of different height.
Compared with the prior art, the advantages of the present invention are as follows: only need a motor job that single unit system can be completed
Fixed and reset, structure is simple, at low cost, easy to repair；Cooperate the fixation of patients head by soft-touch control and air bag, it can be with
It is precisely bonded different size of head, will not excessively oppress head, and self-locking, good fixing effect is carried out by screw flight；
The elastic force of spring only can just make supporting plate be moved to bottom with support head plus the pressure of forehead limit plate, and phase is arranged
The electromagnet of reprimand can guarantee that supporting plate will not directly be moved to bottom under the gravity on head, guarantee first gear group with
The engaged transmission of second gear group, and first gear group only can just be detached from when supporting plate is located at bottom with second gear group and nibble
The setting of conjunction can also be further ensured that forehead limit plate steadily pushes down head.
Detailed description of the invention
Fig. 1 is overall structure front view of the invention；
Fig. 2 is overall structure top view of the invention；
Fig. 3 is the cross-sectional view of A-A in Fig. 1；
Fig. 4 is structural schematic diagram when forehead limit plate pushes in Fig. 3；
Fig. 5 is the cross-sectional view of B-B in Fig. 2；
Fig. 6 is structural schematic diagram when side limit plate is mobile in Fig. 5；
Fig. 7 is overall mechanism side view of the invention；
The corresponding component names of each appended drawing reference are: pedestal 1, boss 11, forehead limit plate 12, protective plate 13, lateral confinement
Position plate 2, supporting plate 3, spring 31, connection frame 32, air bag 4, adjusting screw rod 5, pedestal 51, the first screw rod 6, the first helical gear 61, the
Two helical gears 7, first gear 71, second gear 72, the second screw rod 8, third gear 81, bearing 82, the 83, first electricity of fixed bracket
Machine 91, the second motor 92.
Specific embodiment
It is described below for disclosing the present invention so that those skilled in the art can be realized the present invention.It is excellent in being described below
Embodiment is selected to be only used as illustrating, it may occur to persons skilled in the art that other obvious modifications.
In the description of the present invention, it is to be understood that, term " center ", " longitudinal direction ", " transverse direction ", " length ", " width ",
" thickness ", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom" "inner", "outside", " up time
The orientation or positional relationship of the instructions such as needle ", " counterclockwise ", " axial direction ", " radial direction ", " circumferential direction " be orientation based on the figure or
Positional relationship is merely for convenience of description of the present invention and simplification of the description, rather than the device or element of indication or suggestion meaning must
There must be specific orientation, be constructed and operated in a specific orientation, therefore be not considered as limiting the invention.
In the present invention unless specifically defined or limited otherwise, term " installation ", " connected ", " connection ", " fixation " etc.
Term shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integral；It can be mechanical connect
It connects, is also possible to be electrically connected；It can be directly connected, can also can be in two elements indirectly connected through an intermediary
The interaction relationship of the connection in portion or two elements.It for the ordinary skill in the art, can be according to specific feelings
Condition understands the concrete meaning of above-mentioned term in the present invention.
It should be noted that in the present invention, relational terms such as first and second and the like are used merely to one
Entity or operation are distinguished with another entity or operation, without necessarily requiring or implying between these entities or operation
There are any actual relationship or orders.Moreover, the terms "include", "comprise" or its any other variant are intended to contain
Lid non-exclusive inclusion, so that the process, method, article or equipment including a series of elements is not only wanted including those
Element, but also including other elements that are not explicitly listed, or further include for this process, method, article or equipment
Intrinsic element.In the absence of more restrictions.By sentence " element limited including one ..., it is not excluded that
There is also other identical elements in the process, method, article or apparatus that includes the element.
In addition, term " first ", " second " are used for descriptive purposes only and cannot be understood as indicating or suggesting relative importance
Or implicitly indicate the quantity of indicated technical characteristic.Define " first " as a result, the feature of " second " can be expressed or
Implicitly include one or more of the features.In the description of the present invention, the meaning of " plurality " is two or more,
Unless otherwise specifically defined.
The present invention includes pedestal 1 and the boss 11 that is fixed on the pedestal 1, and 1 upper surface of pedestal passes through spring 31
Supporting plate 3 moving up and down is slidably connected, the supporting plate 3 is equipped with the arc-shaped recess for carrying head, 3 liang of the supporting plate
Side is symmetrically arranged with the side limit plate 2 being slidably connected on the pedestal 1, is equipped with and 2 screw thread of side limit plate in the pedestal 1
First screw rod 6 of cooperation, first screw rod 6 drive the side limit plate 2 to do phase when rotating under the driving of first motor 91
To or backwards to move, the side limit plate 2 is equipped with air bag 4 close to 3 side of supporting plate, when the side limit plate 2 does opposite fortune
When the dynamic close supporting plate 2, the air bag 4 can push down the head on the supporting plate 3, when the pressure that the air bag 4 is subject to is more than
When setting value, the first motor 91 is controlled by sensor and is stopped working；The second motor 92 is equipped in the boss 11 vertically
The second screw rod 8 of rotation is driven, the forehead limit being connected with above the supporting plate 3 is threadedly engaged on second screw rod 8
Plate 12, second screw rod 8 can drive the forehead limit plate 12 to move up and down when rotating, and 12 lower end of forehead limit plate is solid
Surely there is the protective plate 13 with flexible buffer, the protective plate 13 can push down the brow portion on the head on the supporting plate 3, institute
It states 8 lower section of the second screw rod and is linked with the first gear group connecting with the supporting plate 3, the first gear group and second screw rod
It can also be moved up and down in the second screw rod 8 described in the drive lower edge of the supporting plate 3 while 8 coaxial rotating, on first screw rod 6
It is linked with the first helical gear 61 with 6 coaxial rotating of the first screw rod, first helical gear 61 is close to second screw rod 8
Side engagement is connected with second gear group, when the supporting plate 3 is located at bottom, the first gear group and the second gear
Group is disengaged from just, when remaining position, the first gear group engaged always with the second gear group；On the spring 31
Lower both ends are respectively fixed with the electromagnet to repel each other, and 13 lower end of protective plate, which is fixed with, can control the touch of the electromagnet to open
It closes, when the protective plate 13 pushes down the brow portion on head, the soft-touch control and skin contact are to make the electromagnet
It stops working, the supporting plate 3 moves down under the gravity on head and the pressure of the forehead limit plate 12, described in drive
First gear group is disengaged from the second gear group, and when soft-touch control is separated with head, the electromagnet recovery repels each other
Effect.
The first gear group includes second gear 72, third gear 81, bearing 82 and fixed bracket 83, second tooth
Wheel 72 and the third gear 81 are bonded with second screw rod 8 respectively, the second gear 72 and the third gear 81 it
Between be fixedly connected by fixed bracket 83, the second gear 72 with the second gear group is detachable engages, the third
Bearing 82 is socketed with outside gear 81, the bearing 82 is fixedly connected by connection frame 32 with the supporting plate 3, to make the supporting plate
3 can drive the second gear 72 to slide up and down along second screw rod 8.
The second gear group includes the second helical gear 7 and first gear 71 of coaxial rotating, and second helical gear 7 begins
It is whole to be engaged with first helical gear 61, the first gear 71 with the second gear 72 is detachable engages, described second
The gear ratio that gear set is formed can guarantee that the forehead limit plate 12 first pushes down head than the side limit plate 2.
When the forehead limit plate 12 is located at 8 the top of the second screw rod, the forehead limit plate 12 and described second
The non-threaded connection just of screw rod 8.
For the width of the pedestal 1 less than 50 centimetres, the pedestal 1 is served only for fixing head, can move freely, with difference
Bed be used cooperatively.
1 two sides of pedestal, which are threadedly engaged, is connected with vertical adjusting screw rod 5, and 5 bottom of adjusting screw rod is cooperatively connected
Have for stable pedestal 51, the pedestal 1 can be driven to move up and down when the adjusting screw rod 5 rotation, to make the bottom
Seat 1 is able to cooperate the bed of different height.
The course of work: pedestal 51 is moved at the bedside position of patient, and the height of pedestal 1 is adjusted by adjusting screw rod 5,
The head of patient being placed in the arc-shaped recess of supporting plate 3, is powered on, work of electromagnet makes supporting plate 3 be in uppermost position,
Start first motor 91, first motor 91 drives the rotation of the first screw rod 6, and side limit plate 2 is under the action of being threadedly engaged to close
3 direction of supporting plate is mobile, while the first screw rod 6 drives the rotation of the first helical gear 61, and the first helical gear 61 passes through 7 He of the second helical gear
First gear 71 drives second gear 72 to rotate, and second gear 72 drives the rotation of the second screw rod 8, so that forehead limit plate 12 be made to exist
It is moved down under the action of being threadedly engaged；When the soft-touch control contact head on protective plate 13, electromagnet stops working, by bullet
Spring 31 carries supporting plate 3, and forehead limit plate 12 pushes down head and supporting plate 3 is driven to move down, first when supporting plate 3 passes through connection frame 32
Gear set is moved down along the second screw rod 8, and when supporting plate 3 is moved to bottom, second gear 72 and first gear 71 are detached from
Engagement, the second screw rod 8 stop rotating, and lock forehead limit plate 12 by the self-locking function of screw thread, make forehead limiting section 12 and bullet
Head is pushed down in the cooperation of spring 31；Due to the gear ratio that second gear group is formed, side limit plate 2 is also not in contact with head, the first electricity at this time
Machine 91 continues working, and side limit plate 2 is moved to and contacts with head to close to 3 direction of supporting plate, when the air bag 4 contacted with head by
Pressure when being more than setting value, first motor 91 is controlled by sensor and is stopped working, the fixation work on head is completed.
Reseting procedure: the second motor 92 of starting, the second motor 92 drive the rotation of the second screw rod 8, and forehead limit plate 12 is in spiral shell
It is moved up under the action of line cooperation, the soft-touch control on protective plate 13 is detached from head, and electromagnet, which is powered, starts to work, spring 31
Supporting plate 3 is pushed to move up with the mutual expelling force of electromagnet, supporting plate 3 drives second gear 72 to move up by connection frame 32, from
And engaging second gear 72 with first gear 71, the rotation of the second screw rod 8 drives second gear 72 to rotate, and second gear 72 passes through
Second gear group and the first helical gear 61 drive the rotation of the first screw rod 6, and side limit plate 2 is under the action of the first screw rod 6 to separate
3 direction of supporting plate is mobile；When forehead limit plate 12 is moved to the top, forehead limit plate 12 just with the spiral shell on the second screw rod 8
Line is detached from, and the second screw rod 8, which continues rotation, not will receive the interference of forehead limit plate 12, and the second motor 92 continues working until lateral confinement
Position plate 2 resets.
The basic principles, main features and advantages of the present invention have been shown and described above.The technology of the industry
Personnel are it should be appreciated that the present invention is not limited to the above embodiments, and what is described in the above embodiment and the description is only the present invention
Principle, various changes and improvements may be made to the invention without departing from the spirit and scope of the present invention, these variation and
Improvement is both fallen in the range of claimed invention.The present invention claims protection scope by appended claims and its
Equivalent defines.
Claims (6)
1. a kind of head fixing device for cerebral angiography, including pedestal (1) and the boss being fixed on the pedestal (1)
(11), it is characterised in that: pedestal (1) upper surface slidably connects supporting plate moving up and down (3), institute by spring (31)
Supporting plate (3) are stated equipped with the arc-shaped recess for carrying head, supporting plate (3) two sides, which are symmetrically arranged with, is slidably connected at the bottom
Side limit plate (2) on seat (1), the pedestal (1) is interior to be equipped with the first screw rod (6) being threadedly engaged with the side limit plate (2),
First screw rod (6) drives the side limit plate (2) to do opposite or transport backwards when rotating under the driving of first motor (91)
Dynamic, the side limit plate (2) is equipped with air bag (4) close to the supporting plate (3) side, when the side limit plate (2) moves toward one another
When close to the supporting plate (2), the air bag (4) can push down the head on the supporting plate (3), when the pressure that the air bag (4) is subject to
When power is more than setting value, the first motor (91) is controlled by sensor and is stopped working；It is equipped with vertically in the boss (11)
Second motor (92) drives the second screw rod (8) of rotation, is threadedly engaged and is connected with positioned at the supporting plate on second screw rod (8)
(3) the forehead limit plate (12) above, second screw rod (8) can drive when rotating and move down on the forehead limit plate (12)
Dynamic, forehead limit plate (12) lower end is fixed with the protective plate (13) with flexible buffer, and the protective plate (13) can push down position
Brow portion in the head on the supporting plate (3), the second screw rod (8) lower section is linked with to be connect with the supporting plate (3)
It can also be in the band of the supporting plate (3) while first gear group, the first gear group and the second screw rod (8) coaxial rotating
Second screw rod (8) described in dynamic lower edge moves up and down, and is linked on first screw rod (6) and the coaxial rotation of the first screw rod (6)
The first helical gear (61) turned, first helical gear (61) are connected with the second tooth close to the second screw rod (8) side engagement
Wheel group, when the supporting plate (3) is located at bottom, the first gear group is disengaged from just with the second gear group,
The first gear group engages always with the second gear group when remaining position；Spring (31) upper and lower ends are respectively fixed with
The electromagnet to repel each other, protective plate (13) lower end is fixed with the soft-touch control that can control the electromagnet, when the protective plate
(13) when pushing down the brow portion on head, the soft-touch control makes the electromagnet stop working with skin contact, described
Supporting plate (3) moves down under the gravity on head and the pressure of the forehead limit plate (12), drives the first gear
Group is disengaged from the second gear group, and when soft-touch control is separated with head, the electromagnet restores the effect of repelling each other.
2. a kind of head fixing device for cerebral angiography according to claim 1, it is characterised in that: described first
Gear set includes second gear (72), third gear (81), bearing (82) and fixed bracket (83), the second gear (72) and
The third gear (81) is bonded with second screw rod (8) respectively, the second gear (72) and the third gear (81)
Between be fixedly connected by fixed bracket (83), the second gear (72) with the second gear group is detachable engages, institute
It states and is socketed with bearing (82) outside third gear (81), the bearing (82) connects by the way that connection frame (32) and the supporting plate (3) are fixed
It connects, to make the supporting plate (3) that the second gear (72) can be driven to slide up and down along second screw rod (8).
3. a kind of head fixing device for cerebral angiography according to claim 2, it is characterised in that: described second
Gear set includes the second helical gear (7) and first gear (71) of coaxial rotating, and second helical gear (7) is always with described
One helical gear (61) engagement, the first gear (71) with the second gear (72) is detachable engages, the second gear
The gear ratio that group is formed can guarantee that the forehead limit plate (12) first pushes down head than the side limit plate (2).
4. a kind of head fixing device for cerebral angiography according to claim 1, it is characterised in that: the forehead
When limit plate (12) is located at the second screw rod (8) the top, the forehead limit plate (12) and second screw rod (8) are lucky
Non-threaded connection.
5. a kind of head fixing device for cerebral angiography according to claim 1, it is characterised in that: the pedestal
(1) for width less than 50 centimetres, the pedestal (1) is served only for fixing head, can move freely, and makes from different bed cooperations
With.
6. a kind of head fixing device for cerebral angiography according to claim 5, it is characterised in that: the pedestal
(1) two sides, which are threadedly engaged, is connected with vertical adjusting screw rod (5), and adjusting screw rod (5) bottom is connected with for stablizing
Pedestal (51), when the adjusting screw rod (5) rotation when the pedestal (1) can be driven to move up and down, to make the pedestal (1)
It is able to cooperate the bed of different height.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910285458.9A CN109846509A (en) | 2019-04-10 | 2019-04-10 | A kind of head fixing device for cerebral angiography |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910285458.9A CN109846509A (en) | 2019-04-10 | 2019-04-10 | A kind of head fixing device for cerebral angiography |
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| Publication Number | Publication Date |
|---|---|
| CN109846509A true CN109846509A (en) | 2019-06-07 |
Family
ID=66903482
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|---|---|---|---|
| CN201910285458.9A Pending CN109846509A (en) | 2019-04-10 | 2019-04-10 | A kind of head fixing device for cerebral angiography |
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| CN108433827A (en) * | 2018-06-13 | 2018-08-24 | 佛山讯源医疗设备有限公司 | A kind of cosmetic surgery head fixing device |
| CN109044707A (en) * | 2018-08-10 | 2018-12-21 | 商爱莲 | A kind of fixed device of cardio-cerebral angiography and application method |
| CN109512622A (en) * | 2018-11-20 | 2019-03-26 | 河南省中医院（河南中医药大学第二附属医院） | Department of anesthesia uses auxiliary fixture |
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