CN107961031A - The anticollision device, collision-prevention device and avoiding collision of moving parts in a kind of medical imaging devices - Google Patents
The anticollision device, collision-prevention device and avoiding collision of moving parts in a kind of medical imaging devices Download PDFInfo
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- CN107961031A CN107961031A CN201711348253.8A CN201711348253A CN107961031A CN 107961031 A CN107961031 A CN 107961031A CN 201711348253 A CN201711348253 A CN 201711348253A CN 107961031 A CN107961031 A CN 107961031A
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- 238000002059 diagnostic imaging Methods 0.000 title claims abstract description 33
- 238000001514 detection method Methods 0.000 claims abstract description 14
- 239000002775 capsule Substances 0.000 claims description 3
- 238000000034 method Methods 0.000 abstract description 11
- 238000003384 imaging method Methods 0.000 abstract description 9
- 230000008859 change Effects 0.000 description 11
- 230000004888 barrier function Effects 0.000 description 7
- 238000007408 cone-beam computed tomography Methods 0.000 description 7
- 230000006378 damage Effects 0.000 description 7
- 230000000694 effects Effects 0.000 description 5
- 238000010586 diagram Methods 0.000 description 3
- 239000007789 gas Substances 0.000 description 3
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
- 239000003814 drug Substances 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000002265 prevention Effects 0.000 description 2
- 241001515806 Stictis Species 0.000 description 1
- 208000027418 Wounds and injury Diseases 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 239000013013 elastic material Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 239000011261 inert gas Substances 0.000 description 1
- 208000014674 injury Diseases 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B6/00—Apparatus or devices for radiation diagnosis; Apparatus or devices for radiation diagnosis combined with radiation therapy equipment
- A61B6/10—Safety means specially adapted therefor
- A61B6/102—Protection against mechanical damage, e.g. anti-collision devices
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B6/00—Apparatus or devices for radiation diagnosis; Apparatus or devices for radiation diagnosis combined with radiation therapy equipment
- A61B6/02—Arrangements for diagnosis sequentially in different planes; Stereoscopic radiation diagnosis
- A61B6/03—Computed tomography [CT]
- A61B6/032—Transmission computed tomography [CT]
- A61B6/035—Mechanical aspects of CT
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B6/00—Apparatus or devices for radiation diagnosis; Apparatus or devices for radiation diagnosis combined with radiation therapy equipment
- A61B6/44—Constructional features of apparatus for radiation diagnosis
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B6/00—Apparatus or devices for radiation diagnosis; Apparatus or devices for radiation diagnosis combined with radiation therapy equipment
- A61B6/40—Arrangements for generating radiation specially adapted for radiation diagnosis
- A61B6/4064—Arrangements for generating radiation specially adapted for radiation diagnosis specially adapted for producing a particular type of beam
- A61B6/4085—Cone-beams
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Abstract
The present invention is suitable for medical imaging devices technical field, discloses the anticollision device, collision-prevention device and avoiding collision of moving parts in a kind of medical imaging devices.Anticollision device, collision-prevention device, including moving parts, the air bag of the moving parts and the baroceptor being arranged in the air bag are connected to, the baroceptor is connected with collision-prevention controller by wired or wireless mode.Avoiding collision uses above-mentioned anticollision device, collision-prevention device, comprises the following steps：Whether the pressure value of air bag is higher than setting value or whether is higher than given threshold on baroceptor detection moving parts, if so, collision-prevention controller moving parts is stopped or is stopped and counter motion.The anticollision device, collision-prevention device and avoiding collision of moving parts in a kind of medical imaging devices provided by the present invention, collision-proof method uses yielding air bag, and collision belongs to soft collision, avoids the generation of serious hard collision, it is safer to human body, imaging device, it is of good reliability.
Description
Technical field
The invention belongs in medical imaging devices technical field, more particularly to a kind of medical imaging devices moving parts it is anti-
Collision device and avoiding collision.
Background technology
Portable CBCT (abbreviation of Cone beam CT, i.e. conical beam CT) is being faced as a kind of medical instrument imaging device
Widely used in bed intervention operation.In portable CBCT, x-ray source and detector are symmetrically mounted at moving parts (C-shaped
Arm) on so that x-ray source sends x-ray bombardment to detector and by its detection.In X-ray detection, by detected object,
Such as human body, is placed between x-ray source and detector, locus and angle by varying C-arm, so as to change X-ray
Relative position and direction between source and detector and detected object, so that movable type CBCT can be from multiple and different angles
X-ray examination, the position without changing detected object repeatedly are carried out to object to be detected with position.
Since C-arm has multiple frees degree, sometimes since personnel do not notice movement or the C-arm quilt of C-arm
The reasons such as maloperation, cause C-arm to collide with patient, medical worker, detection bed or other barriers etc., so on the one hand
It is possible to that the injury to personnel can be caused, on the other hand may also can causes the damage to C-arm, detection bed or barrier.Cause
This, in order to enable C-arm x-ray machine is safer for patient and medical worker and reduction causes damage for C-arm in itself
Possibility to C-arm x-ray machine, it is necessary to carry out anticollision design.
In the prior art, the Chinese patent of Publication No. CN100415167 discloses a kind of for C-arm x-ray machine
Collision-proof method and equipment, should to prevent causing to damage and damage patient and medical worker for imaging device
Device includes：Dynamometer, differential buffer and integrator, analog-digital converter and the micro controller for controlling motor driver.Should
Patent also provides the method that the equipment is controlled by micro controller, and this method comprises the following steps：Start up/down switch, read simultaneously
By numerical value compared with tabular value, if the difference over-limit condition between tabular value and actual test value, stop C-arm, and invert and be somebody's turn to do
Equipment.
The Chinese patent of Publication No. CN102743180A also disclose a kind of collision-proof method of C-arm x-ray machine and
Device, the severe crash between can preventing barrier and C-arm in itself, the device include storage unit, position detection unit,
Current detecting unit and control unit.Collision checking method：Compare in motor driver operating current detected value and storage unit
Reference signal value during generation is not collided, if detected signal value deviates reference signal value, collision is judged, so as to control
Unit control motor driver stops C-arm movement.
The Chinese patent of Publication No. CN202143634U also discloses another collision detecting device, collision detection dress
Put including：Fixed component, the external force for signal triggering sense case, the bullet between connecting portion part and external force sensing case
Property component, and the microswitch in fixed component.Collision checking method is：When no external force acts on, elastic portion
Part makes microswitch be maintained at first state；When there is external force effect, signal trigger unit can overcome the elastic force of elastomeric element
Microswitch is set to be changed into the second state from first state.
Movable type CBCT collides in order to prevent, and above-mentioned existing method characteristic is that collision belongs to hard collision,
Collision prevention device surface is all hardness of matter, human body or CBCT imaging devices will be caused when making contact occurs certain
Collision damage or damage, less reliable.
The content of the invention
It is an object of the invention to overcome above-mentioned the deficiencies in the prior art, there is provided move portion in a kind of medical imaging devices
The anticollision device, collision-prevention device and avoiding collision of part, its security reliability are good.
The technical scheme is that：The anticollision device, collision-prevention device of moving parts in a kind of medical imaging devices, including moving parts,
The air bag for being connected to the moving parts and the baroceptor being arranged in the air bag are further included, the baroceptor leads to
Cross wired or wireless mode and be connected with collision-prevention controller.
Alternatively, the moving parts is connected with driving element, and the driving element is electrically connected to the collision-prevention controller；
And/or
The air bag is arranged at the inner side or/and outside of the moving parts.
Alternatively, the collision-prevention controller is connected with collision warning equipment.
Alternatively, the moving parts includes linking arm, detected ray generator and detector, and the detected ray occurs
Device and the detector are connected to the linking arm, and the air bag includes being arranged at first on the outside of the detected ray generator
Air bag and the second air bag for being arranged at the detector outside；And/or
The air bag includes being arranged at the 3rd air bag of described linking arm one end and to be arranged at the linking arm another
4th air bag at end.
Alternatively, the linking arm is C-arm, and the detected ray generator and detector are connected to the C-shaped
The inner side of arm and it is oppositely arranged；And/or
The detected ray generator is X-ray emitter.
Alternatively, first air bag is placed on the periphery of the detected ray generator, and/or, described second fills
Gas air bag is placed on the periphery of the detector.
Alternatively, the 3rd air bag is covered in one end of the linking arm or is placed on one end of the linking arm；
And/or
4th air bag is covered in the other end of the linking arm or is placed on the other end of the linking arm.
Alternatively, the air bag includes at least two air bags, and passes through company between at least two air bags
Siphunculus connects, and at least one air bag in the interconnected air bag or is built-in with the air pressure communicating pipe
Sensor.
Present invention also offers a kind of avoiding collision of moving parts in medical imaging devices, using a kind of above-mentioned medicine
The anticollision device, collision-prevention device of moving parts, comprises the following steps in imaging device：The pressure of air bag on baroceptor detection moving parts
Whether whether value higher than setting value or be higher than given threshold, if so, collision-prevention controller makes moving parts stop or stopping and reverse
Movement.
Alternatively, if the pressure value of air bag is higher than setting value or higher than setting threshold on baroceptor detection moving parts
Value, collision-prevention controller make collision warning equipment send alarm signal at the same time.
The anticollision device, collision-prevention device and avoiding collision of moving parts, anticollision side in a kind of medical imaging devices provided by the present invention
Method uses yielding air bag, and collision belongs to soft collision, the generation of serious hard collision avoided, to human body, imaging device
It is safer, it is of good reliability.
Brief description of the drawings
To describe the technical solutions in the embodiments of the present invention more clearly, below will be to needed in the embodiment
Attached drawing is briefly described, it should be apparent that, drawings in the following description are only some embodiments of the present invention, for ability
For the those of ordinary skill of domain, without creative efforts, it can also be obtained according to these attached drawings other attached
Figure.
Fig. 1 is the three-dimensional assembling of the anticollision device, collision-prevention device of moving parts in a kind of medical imaging devices provided in an embodiment of the present invention
Schematic diagram；
Fig. 2 is the sectional perspective of the anticollision device, collision-prevention device of moving parts in a kind of medical imaging devices provided in an embodiment of the present invention
Schematic diagram；
Fig. 3 is the sectional perspective of the anticollision device, collision-prevention device of moving parts in a kind of medical imaging devices provided in an embodiment of the present invention
Schematic diagram；
Fig. 4 is the principle signal of the anticollision device, collision-prevention device of moving parts in a kind of medical imaging devices provided in an embodiment of the present invention
Figure；
Fig. 5 is that air bag is connected in the anticollision device, collision-prevention device of moving parts in a kind of medical imaging devices provided in an embodiment of the present invention
When floor map；
Fig. 6 is the flow signal of the avoiding collision of moving parts in a kind of medical imaging devices provided in an embodiment of the present invention
Figure.
Embodiment
In order to make the purpose , technical scheme and advantage of the present invention be clearer, with reference to the accompanying drawings and embodiments, it is right
The present invention is further elaborated.It should be appreciated that the specific embodiments described herein are merely illustrative of the present invention, and
It is not used in the restriction present invention.
It should be noted that when element is referred to as " being fixed on " or " being arranged at " another element, it can be directly another
On one element or it may be simultaneously present centering elements.When an element is known as " being connected to " another element, it can
To be directly to another element or may be simultaneously present centering elements.
Only it is relative concept each other it should also be noted that, the orientation term such as left and right, upper and lower in the embodiment of the present invention
Or using the normal operating condition of product as reference, and should not be regarded as restrictive.
As shown in Figures 1 to 4, the anticollision of moving parts fills in a kind of medical imaging devices provided in an embodiment of the present invention
Put, including moving parts 1, the baroceptor 20 that is connected to the air bag 2 of moving parts 1 and is arranged in air bag 2.In air bag 2
Filled with compressed air or inert gas (such as nitrogen).Baroceptor 20 is provided with air bag 2, baroceptor 20 can
By by being connected with collision-prevention controller 4 in a manner of wired or wireless, if air bag 2 is collided with barrier when moving parts 1 moves, gas
Capsule 2 is pressurized, and air bag 2 will produce elasticity or plastic deformation, in air bag 2 air pressure will change, baroceptor 20 can be timely
Sense and moving parts 1 is stopped or counter motion etc. by collision-prevention controller 4, so as to avoid rigid collision.But understand ground,
Barrier include but not limited to measurand (such as human body), medical staff, operating personnel, other personnel, detection bed, medicine into
Other components or miscellaneous equipment, device as equipment etc..Air pressure, which is increased beyond, in the monitoring air bag 2 of baroceptor 20 sets threshold value
(amplitude) or when being increased beyond the atmospheric pressure value of setting, collision-prevention controller 4 can make the driving motor 5 in moving parts 1 stop or
Counter motion setpoint distance, can also make alarm device send a warning at the same time, to remind operating personnel, and in whole process
With barrier rigid collision will not occur for the grade of moving parts 1 of medical imaging devices, avoid measurand, equipment from being damaged, pacify
It is complete of good reliability.
Alternatively, medical imaging devices can be CBCT imaging devices etc..
It is to be appreciated that air bag 2 and refer to the air bag of stricti jurise, its periphery at least partially elastic material or flexible material
Material is made, and deforms under external force inner cavity and change chamber pressure.
Alternatively, baroceptor 20 can be connected to collision-prevention controller 4 by conducting wire, and baroceptor 20 can also be interior
Put battery and collision-prevention controller 4 is connected to by wireless communication modes such as bluetooth, WIFI.
Alternatively, collision-prevention controller 4 can include being used to compare detection pressure value and the signal comparator of preset initial value
41 and the crash controller 42 of instruction is sent to motor, crash controller 42 is connected to driving motor 5 and signal comparator 41.Letter
Number comparator 41 and crash controller 42 can be independently arranged, can also be integrally disposed.Collision-prevention controller 4 can be integrated in circuit
Plate, or independent module, device.
Alternatively, moving parts 1 is connected with driving element, and driving element is electrically connected to collision-prevention controller 4, and driving element can
For driving motor 5 (such as servomotor or stepper motor), when air pressure is increased beyond and sets threshold value (amplitude) or rise super in air bag 2
When crossing the atmospheric pressure value of setting, collision-prevention controller 4 can make driving motor 5 stop or invert, and aggravate to avoid collision.
Alternatively, air bag 2 can be arranged at inner side or/and outside of moving parts 1 etc. and properly locate.Such as it is arranged at movement
At the suitable positions such as the end of the direction of motion of component 1, the outside of important devices.
Alternatively, collision-prevention controller 4 is connected with collision warning equipment.Collision warning equipment can include loudspeaker or/and refer to
Show lamp, certainly, collision warning equipment can also include vibrational feedback motor.
Alternatively, moving parts 1 includes linking arm 11 and detected ray generator 12 and detector 13, and detected ray occurs
Device 12 and detector 13 are connected to linking arm 11, and air bag 2 includes the first inflating air for being arranged at the outside of detected ray generator 12
Capsule 21 and the second air bag 22 for being arranged at the outside of detector 13.
Alternatively, air bag 2 includes the 3rd air bag 23 for being arranged at 11 one end of linking arm and to be arranged at linking arm 11 another
4th air bag 24 of one end.It will of course be understood that ground, the quantity of air bag 2 and arrangement position can determine according to actual conditions,
Belong to protection scope of the present invention.
Alternatively, linking arm 11 can be C-arm, and certainly, linking arm 11 can also be in other suitable shapes, detected ray
Generator 12 and detector 13 are connected to the inner side of C-arm and are oppositely arranged, and detected ray generator 12 and detector
13 are close in the front end of C-arm.
Alternatively, detected ray generator 12 can be X-ray emitter etc..
Alternatively, the first air bag 21 is placed on the periphery of detected ray generator 12, and/or, the second air bag 22
It is placed on the periphery of detector 13.That is the first air bag 21 or/and the second air bag 22 can be in collar shape, and detected ray is sent out
Raw device 12, the surrounding of detector 13 have air bag 2 to protect.
Alternatively, the 3rd air bag 23 can be covered in one end of linking arm 11 or be placed on one end of linking arm 11.It is optional
Ground, the 4th air bag 24 can be covered in the other end of linking arm 11 or be placed on the other end of linking arm 11, to avoid linking arm
With barrier rigid collision occurs for 11 end.
Certainly, air bag 2 can also be added in other suitable positions or adjust 2 position of air bag according to actual conditions.
Alternatively, as shown in figure 5, air bag 2 includes at least two air bags, and pass through between at least two air bags
Communicating pipe 6 connects, and at least one air bag or communicating pipe 6 in interconnected air bag are built-in with baroceptor
20.For example, above-mentioned first air bag 21, the second air bag 22, the 3rd air bag 23 and the 4th air bag 24 can be with
It is sequentially communicated by communicating pipe 6, is only filled in the first air bag 21, the second air bag 22, the 3rd air bag 23 or the 4th
One baroceptor 20 is set in gas air bag 24.Certainly, baroceptor 20 can also be provided with two or two with
On, to further improve reliability.
If certain any one air bag 2 has external force effect, which makes deformable squeeze internal pressure to produce change
Change, corresponding baroceptor 20 will detect the actual pressure value, and compare detected value and initial value by signal comparator 41
Difference, when the difference exceed be previously set threshold value when, make C-arm collision status generation judgement, then collision control
42 output order of device inverts driving motor 5 and stops, while buzzer or/and indicator light alarm.
Alternatively, the surface of air bag 2 is provided with inflating port, and sealing-plug is provided with inflating port, and baroceptor 20 also may be used
Inflating port is plugged in be arranged at inflating port, it, which is equal to, is built in air bag 2, can also detect the pressure in air bag 2 in real time.
In the embodiment of the present invention, collision prevention device is coated on X-ray emitter, detector 13 or C-arm outer surface
Air bag 2, further include for detect pressure change in air bag 2 baroceptor 20, for compare detection pressure value with it is preset
The signal comparator 41 of initial value and the crash controller 42 that instruction is sent to motor.By detecting the air pressure in 2 device of air bag
Change, judges whether to collide, so as to control driving motor 5 to move, avoids serious hard collision from occurring.If air bag 2 does not have
When having external force effect, atmospheric pressure value will keep air pressure initial value in air bag 2；If air bag 2 has external force effect, air bag 2 will deform
So that internal pressure produces change, the baroceptor 20 inserted in air bag 2 will detect the actual pressure value, pass through for extruding
Signal comparator 41 compares the difference of detected value and initial value, when the difference exceedes the threshold value being previously set, judges C-arm
(moving component) collision status occur, and then 42 output order of crash controller inverts driving motor 5 and stops, while buzzing
Device or/and indicator light alarm.
Present invention also offers a kind of avoiding collision of moving parts 1 in medical imaging devices, is cured using above-mentioned one kind
The anticollision device, collision-prevention device of moving parts 1 in imaging device is learned, may comprise steps of：Baroceptor 20 is detected on moving parts 1
The pressure value of air bag 2 whether is higher than setting value or whether change value of pressure is higher than given threshold, if so, collision-prevention controller 4 makes shifting
Dynamic component 1 stops or stops and counter motion.
Alternatively, if baroceptor 20 detects the pressure value of air bag 2 on moving parts 1 higher than setting value or higher than setting
Threshold value, collision-prevention controller 4 make collision warning equipment send alarm signal at the same time.
Fig. 6 is the flow chart of avoiding collision.Air pressure change in air bag 2 is detected by baroceptor 20, is judged whether
Collide, so as to control moving parts 1 to move, avoid serious hard collision from occurring.If air bag 2 is acted on without external force,
Atmospheric pressure value will keep air pressure initial value in air bag 2；If air bag 2 has external force effect, air bag 2 is by deformable squeeze so that inside
Pressure produces change, and the baroceptor 20 for being connected to air bag 2 or inserting in air bag 2 will detect the actual pressure value, and pass through
Signal comparator 41 compares the difference of detected value and initial value, when the difference exceedes the threshold value being previously set, makes movement portion
Part (C-arm) collision status occur judgement, then 42 output order of crash controller invert driving motor 5 and stop, together
When buzzer or/and indicator light alarm.
The anticollision device, collision-prevention device and avoiding collision of moving parts 1 in a kind of medical imaging devices that the embodiment of the present invention is provided,
Collision-proof method uses yielding air bag 2, and collision belongs to soft collision, the generation of serious hard collision avoided, to human body
Or CBCT imaging devices are safer.
The foregoing is merely a prefered embodiment of the invention, is not intended to limit the invention, it is all the present invention spirit and
Any modification, equivalent substitution or improvement for being made within principle etc., should all be included in the protection scope of the present invention.
Claims (10)
1. the anticollision device, collision-prevention device of moving parts in a kind of medical imaging devices, including moving parts, it is characterised in that further include connection
Air bag and the baroceptor that is arranged in the air bag in the moving parts, the baroceptor pass through wired or nothing
The mode of line is connected with collision-prevention controller.
2. the anticollision device, collision-prevention device of moving parts in a kind of medical imaging devices as claimed in claim 1, it is characterised in that the shifting
Dynamic component is connected with driving element, and the driving element is electrically connected to the collision-prevention controller；And/or
The air bag is arranged at the inner side or/and outside of the moving parts.
3. the anticollision device, collision-prevention device of moving parts in a kind of medical imaging devices as claimed in claim 1, it is characterised in that described anti-
Hit controller and be connected with collision warning equipment.
4. the anticollision device, collision-prevention device of moving parts in a kind of medical imaging devices as claimed in claim 1, it is characterised in that the shifting
Dynamic component includes linking arm, detected ray generator and detector, and the detected ray generator and the detector are connected to
The linking arm, the air bag include the first air bag being arranged on the outside of the detected ray generator and are arranged at described
Second air bag of detector outside；And/or
The air bag includes being arranged at the 3rd air bag of described linking arm one end and is arranged at the linking arm other end
4th air bag.
5. the anticollision device, collision-prevention device of moving parts in a kind of medical imaging devices as claimed in claim 4, it is characterised in that the company
It is C-arm to connect arm, and the detected ray generator and detector are connected to the inner side of the C-arm and are oppositely arranged；And/
Or,
The detected ray generator is X-ray emitter.
6. the anticollision device, collision-prevention device of moving parts in a kind of medical imaging devices as claimed in claim 4, it is characterised in that described the
One air bag is placed on the periphery of the detected ray generator, and/or, second air bag is placed on the detector
Periphery.
7. the anticollision device, collision-prevention device of moving parts in a kind of medical imaging devices as claimed in claim 4, it is characterised in that described the
Three air bags are covered in one end of the linking arm or are placed on one end of the linking arm；And/or
4th air bag is covered in the other end of the linking arm or is placed on the other end of the linking arm.
8. the anticollision device, collision-prevention device of moving parts in a kind of medical imaging devices as claimed in claim 1, it is characterised in that the gas
Capsule includes at least two air bags, and is connected between at least two air bags by communicating pipe, interconnected institute
State at least one air bag in air bag or be built-in with the baroceptor communicating pipe.
9. the avoiding collision of moving parts in a kind of medical imaging devices, it is characterised in that using as appointed in claim 1 to 8
The anticollision device, collision-prevention device of moving parts, comprises the following steps in a kind of medical imaging devices described in one：Baroceptor detection moves
Whether the pressure value of air bag is higher than setting value or whether is higher than given threshold on dynamic component, if so, collision-prevention controller makes move portion
Part stops or stops and counter motion.
10. the avoiding collision of moving parts in a kind of medical imaging devices as claimed in claim 9, it is characterised in that if gas
Higher than setting value or higher than given threshold, collision-prevention controller makes to touch at the same time the pressure value of air bag on pressure sensor detection moving parts
Hit warning device and send alarm signal.
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| CN201711348253.8A CN107961031A (en) | 2017-12-15 | 2017-12-15 | The anticollision device, collision-prevention device and avoiding collision of moving parts in a kind of medical imaging devices |
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| CN201711348253.8A CN107961031A (en) | 2017-12-15 | 2017-12-15 | The anticollision device, collision-prevention device and avoiding collision of moving parts in a kind of medical imaging devices |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN110772273A (en) * | 2018-07-26 | 2020-02-11 | 台达电子工业股份有限公司 | Radiography system with anti-collision mechanism of bearing bed and anti-collision method thereof |
| CN110927186A (en) * | 2018-09-20 | 2020-03-27 | 株式会社理学 | Protection device for area detector |
| CN112627806A (en) * | 2019-10-08 | 2021-04-09 | 中国石油天然气股份有限公司 | Movable type electric igniter well outlet detection device and using method thereof |
| CN113925522A (en) * | 2021-10-15 | 2022-01-14 | 上海卓昕医疗科技有限公司 | C-arm imaging system and control method thereof |
| CN115227272A (en) * | 2022-08-05 | 2022-10-25 | 北京唯迈医疗设备有限公司 | Comprehensive omnibearing DSA anti-collision system and method |
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| CN110927186A (en) * | 2018-09-20 | 2020-03-27 | 株式会社理学 | Protection device for area detector |
| CN112627806A (en) * | 2019-10-08 | 2021-04-09 | 中国石油天然气股份有限公司 | Movable type electric igniter well outlet detection device and using method thereof |
| CN112627806B (en) * | 2019-10-08 | 2023-09-26 | 中国石油天然气股份有限公司 | Portable electric igniter well-out detection device and use method thereof |
| CN113925522A (en) * | 2021-10-15 | 2022-01-14 | 上海卓昕医疗科技有限公司 | C-arm imaging system and control method thereof |
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