CN106037785A - Full-automatic X-ray protection instrument - Google Patents
Full-automatic X-ray protection instrument Download PDFInfo
- Publication number
- CN106037785A CN106037785A CN201610698656.4A CN201610698656A CN106037785A CN 106037785 A CN106037785 A CN 106037785A CN 201610698656 A CN201610698656 A CN 201610698656A CN 106037785 A CN106037785 A CN 106037785A
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- Prior art keywords
- automatic
- full
- framework
- ray protection
- protection instrument
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- 230000005540 biological transmission Effects 0.000 claims abstract description 14
- 238000000034 method Methods 0.000 claims abstract description 11
- 230000008569 process Effects 0.000 claims abstract description 6
- 230000000694 effects Effects 0.000 claims abstract description 3
- 210000000481 breast Anatomy 0.000 claims description 17
- 238000004804 winding Methods 0.000 claims description 16
- 230000001678 irradiating effect Effects 0.000 claims description 13
- 230000001681 protective effect Effects 0.000 claims description 6
- 238000005096 rolling process Methods 0.000 claims description 4
- 238000002601 radiography Methods 0.000 abstract 3
- 238000005286 illumination Methods 0.000 description 6
- 230000005855 radiation Effects 0.000 description 6
- 230000006378 damage Effects 0.000 description 5
- 230000003187 abdominal effect Effects 0.000 description 4
- 230000005611 electricity Effects 0.000 description 4
- 230000036541 health Effects 0.000 description 4
- 208000027418 Wounds and injury Diseases 0.000 description 3
- 238000003745 diagnosis Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 208000014674 injury Diseases 0.000 description 3
- 238000001514 detection method Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000001360 synchronised effect Effects 0.000 description 2
- 210000000689 upper leg Anatomy 0.000 description 2
- 208000019155 Radiation injury Diseases 0.000 description 1
- 238000009825 accumulation Methods 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 239000004973 liquid crystal related substance Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000001095 motoneuron effect Effects 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 210000001685 thyroid gland Anatomy 0.000 description 1
Classifications
-
- 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
-
- 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
- A61B6/107—Protection against radiation, e.g. shielding
-
- G—PHYSICS
- G21—NUCLEAR PHYSICS; NUCLEAR ENGINEERING
- G21F—PROTECTION AGAINST X-RADIATION, GAMMA RADIATION, CORPUSCULAR RADIATION OR PARTICLE BOMBARDMENT; TREATING RADIOACTIVELY CONTAMINATED MATERIAL; DECONTAMINATION ARRANGEMENTS THEREFOR
- G21F3/00—Shielding characterised by its physical form, e.g. granules, or shape of the material
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- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Medical Informatics (AREA)
- Physics & Mathematics (AREA)
- High Energy & Nuclear Physics (AREA)
- Pathology (AREA)
- Animal Behavior & Ethology (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Optics & Photonics (AREA)
- Veterinary Medicine (AREA)
- Radiology & Medical Imaging (AREA)
- Biomedical Technology (AREA)
- Heart & Thoracic Surgery (AREA)
- Molecular Biology (AREA)
- Surgery (AREA)
- Biophysics (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- General Engineering & Computer Science (AREA)
- Apparatus For Radiation Diagnosis (AREA)
Abstract
The invention discloses a full-automatic X-ray protection instrument which comprises a support (1). An irradiation frame (3) capable of moving up and down under the effect of a transmission motor (2) is arranged on the support (1), and the upper side and the lower side of the irradiation frame (3) are respectively connected with an upper lead curtain reel (5) and a lower lead curtain reel (6) by protection lead curtains (4); a control system (7) is arranged on the support (1) and can receive and process signals of a movement sensor (19) which is mounted in a chest radiography stand of a detector, the transmission motor (2) can work under the control of the control system (7) after the real-time signals of the movement sensor (19) are received and processed by the control system (7), and the irradiation frame (3) can be driven by the transmission motor (2) to run up and down, so that the irradiation frame (3) and the chest radiography stand of the detector can be in linkage with each other. The full-automatic X-ray protection instrument has the advantages that the chest radiography stand of the detector can be automatically tracked and can synchronously run, and the full-automatic X-ray protection instrument is reasonable in functional control arrangement, simple in structure, high in practicality and suitable for popularization and utilization.
Description
Technical field
The present invention relates to medical X-ray preventer, refer in particular to a kind of when doing X-ray diagnosis for medical institutions
Human body beyond illumination window is carried out the equipment of X-ray protection, specifically one be applicable to patient stand position irradiate
Time play the full-automatic X-ray protection instrument of protective action.
Background technology
Can impair one's health by exposure in X-radiation, therefore the human body beyond patient's check point should be adopted
Take safeguard procedures in order to avoid being exposed under main beam.Some impact of X-radiation is accumulation, may after several months or several years
Show.For X-ray operator, best safety criterion is " to avoid at any time being directly exposed to main penetrating
In bundle ".Any object in main beam path all can produce secondary radiation (scattering).The intensity of secondary radiation depends on main beam
Energy and intensity and the atomic number of object materials impacted by main beam.The intensity of secondary radiation may arrive film by ratio
Radiant intensity also wants big, tackles it and takes safeguard procedures.
Lead screen is a kind of effective safeguard procedures.In order to minimum is down in the danger being exposed to radiation, should use such as
The preventers such as lead screen, note lead gloves, apron, thyroid guard ring.Personal protection device (apron, glove etc.) should at least contain
The lead layer of 0.25mm thickness or equivalent.
Summary of the invention
The problem that it is an object of the invention to exist for prior art, it is provided that one is applicable to play when patient stands position irradiation
The full-automatic X-ray protection instrument of protective action, the function of this full-automatic X-ray protection instrument controls to arrange rationally, simple structure and
Practical.
It is an object of the invention to solve by the following technical programs:
A kind of full-automatic X-ray protection instrument, including support, it is characterised in that: described support is provided with can be at driving motor
Effect under the irradiation framework that moves up and down, irradiate the upper and lower sides of framework all by protective lead curtain respectively with lead curtain upper winding shaft and lead
Curtain lower winding shaft is connected；Described support is provided with and is able to receive that and processes the motion sensor being arranged in detector breast photograph shelf
The control system of signal, control system controls driving motor work after receiving and process the live signal of motion sensor, passes
Galvanic electricity machine drives irradiation framework to run up and down so that irradiation framework can link with detector breast photograph shelf.
Being provided with power transmission shaft on the drive end of described driving motor, the two ends of power transmission shaft are separately installed with travelling gear, pass
Moving gear is connected with irradiating framework by the driving chain engaged so that by driving-chain band when driving motor runs
The dynamic framework that irradiates moves up and down.
When described driving motor is arranged on inside one end of support, the driving chain being connected with the one end irradiating framework
Initially passing through the travelling gear engaged being positioned at driving motor side, then driving chain sets inside the other end of support
It is connected with the other end irradiating framework after the driven gear put.
Described control system is connected with controlling relay, and control system issues instructions to control relay, controls to continue
Electrical equipment switches on power and drives driving motor forward or reverse to be operated.
Described lead curtain upper winding shaft and lead curtain lower winding shaft are all and automatically reclaim spool.
The medial wall of described support is provided with the track that can run up and down for irradiation framework, and irradiation framework is provided with energy
The illumination window enough passed through for X-ray.
The medial wall of described support is provided with and can limit the limit switch irradiating the upper and lower range of operation of framework, and this is spacing opens
Close and be connected with control system by circuit.
The top of described support is provided with the LCDs being connected with control system.
Described support is arranged on the base with universal rolling wheel.
Described base is provided with latch to position this protecting instrument.
The present invention has the following advantages compared to existing technology:
The full-automatic X-ray protection instrument of the present invention is by controlling assembly, the cooperating of transmission component, it is achieved that to detector breast
The full-automatic tracking of horse and synchronous operation, this protecting instrument by supporting the use with DR breast photograph shelf, energy when X-ray routine is made film
Enough meet patient's rabat position abdominal part, cervical vertebra, huckle and femoral joint film making position needs, need from motion tracking rabat according to photography
What frame oscilaltion met different position takes the photograph sheet.
The automation mechanized operation of the full-automatic X-ray protection instrument of the present invention is accurate, stable, substantially increases this protecting instrument
The suitability；This protecting instrument more stable and stronger, carries out safety when patient diagnosis location controls, accurately, to the abdominal part of patient, cervical vertebra,
Femoral joint and thigh position X-ray can carry out effective physical protection when irradiating；Lead curtain is driven by spool and takes in and discharge so that
Human body needs to protect position and is effectively protected all the time；Protecting instrument stroke is automatically controlled by limit switch；Liquid crystal display
Screen can carry out the demonstration publicity of knowledge such as protecting, medical.
The full-automatic X-ray protection instrument of the present invention is according to strict safety criterion manufacture, it is possible to x-ray bombardment window with
Outer health provides the protection of whole positions, it is to avoid unnecessary X-radiation injury, operates operator all Ying Jing of this equipment
Cross suitable training, and take suitable safeguard procedures not come to harm with guarantee personnel.
The function of the full-automatic X-ray protection instrument of the present invention controls to arrange rationally, simple structure and practical, therefore suitably
Promote the use of.
Accompanying drawing explanation
Accompanying drawing 1 is the structural representation of the full-automatic X-ray protection instrument of the present invention；
Accompanying drawing 2 is the control principle drawing of the full-automatic X-ray protection instrument of the present invention.
Wherein: 1 support；2 driving motors；3 irradiate framework；4 protective lead curtains；5 lead curtain upper winding shafts；6 lead
Curtain lower winding shaft；7 control systems；8 power transmission shafts；9 travelling gears；10 driving chains；11 driven gears；12 irradiate
Window；13 limit switches；14 LCDs；15 universal rolling wheels；16 bases；17 latches；18 control relay
Device；19 motion sensors.
Detailed description of the invention
The present invention is further illustrated with embodiment below in conjunction with the accompanying drawings.
As shown in Figure 1-2: a kind of full-automatic X-ray protection instrument, including support 1, being provided with on support 1 can be at transmission electricity
The irradiation framework 3 moved up and down under the effect of machine 2, the drive end of driving motor 2 is provided with power transmission shaft 8, the two ends of power transmission shaft 8
Being separately installed with travelling gear 9, travelling gear 9 is connected with irradiating framework 3 by the driving chain 10 engaged so that pass
Irradiation framework 3 is driven to move up and down by driving chain 10 when galvanic electricity machine 2 runs；It is provided with the illumination window can passed through for X-ray
The upper and lower sides irradiating framework 3 of mouth 12 is all connected with lead curtain upper winding shaft 5 and lead curtain lower winding shaft 6 respectively by protective lead curtain 4；?
The control system 7 of the signal being able to receive that and processing the motion sensor 19 being arranged in detector breast photograph shelf it is additionally provided with on frame 1,
Control system 7 controls driving motor 2 after receiving and process the live signal of motion sensor 19 and works, specially control system 7
Being connected with control relay 18 and control system 7 issues instructions to control relay 18, control relay 18 switches on power and drives
Dynamic driving motor 2 forward or reverse is operated, and driving motor 2 drives irradiation framework about 3 operation to make to irradiate framework 3 can
Link with detector breast photograph shelf so that patient is when x-ray checks, except the human body of illumination window 12 is by roentgen radiation x, body
Other positions of body avoid the injury of X-ray, are effectively protected.
On the basis of said structure and control principle, time inside one end that driving motor 2 is arranged on support 1, with photograph
Penetrate the driving chain 10 that one end of framework 3 is connected and initially pass through the travelling gear 9 engaged being positioned at driving motor 2 side,
Then driving chain 10 is connected with the other end irradiating framework 3 after passing the driven gear 11 arranged inside the other end of support 1
Connect, as it is shown in figure 1, be driving motor 2 be arranged on support 1 upper end and support 1 lower end inside install driven gear 11
State；Lead curtain upper winding shaft 5 and lead curtain lower winding shaft 6 are all and automatically reclaim spool so that lead curtain upper winding shaft 5 and lead curtain lower winding shaft 6
All can automatically reclaim；Run smooth and easy and limit its range of operation in addition to make to irradiate framework 3, on the medial wall of support 1
It is provided with the track that can run for irradiation framework about 3, and the medial wall of support 1 is provided with and can limit irradiation framework about 3
The limit switch 13 of range of operation, this limit switch 13 is connected with control system 7 by circuit.Additionally on the top of support 1
It is generally fitted with the LCDs 14 being connected with control system 7, to carry out the demonstration publicity of knowledge such as protecting, medical.For
Being moved easily and position this protecting instrument, support 1 is arranged on the base 16 with universal rolling wheel 15, and be provided with on base 16
Latch 17 is to position this protecting instrument.This protecting instrument is portable, and patient makes film after front or film making, can move protection
Instrument is to meet clinical demand.
The full-automatic X-ray protection instrument of the present invention is arranged between x ray generator and detector breast photograph shelf before using, and makes
Used time first connects with the mains line, is then turned on and off switch, and now on and off switch, green indicating lamp is bright, illustrates that protecting instrument is existing
Electricity.After patient is in place, according to the position that human height's up-down adjustment breast photograph shelf is corresponding with patient's check point, now protecting instrument
Automatically follow breast photograph shelf to move up and down so that the illumination window 12 on protecting instrument all the time with rabat machine detector center phase
Corresponding.Concrete condition is: when corpsman,hospital carries out vertical position radiodiagnosis to patient, adjust detection according to patient's height
Device breast photograph shelf upper-lower position makes it check that position is corresponding with patient, and now the motion sensor 19 in breast photograph shelf creates one
The resistance value signal changed the control system 7 being transferred in protecting instrument, these data are after the circuit of control system 7 runs calculating
Issuing instructions to control relay 18 work, control relay 18 switches on power and drives driving motor 2 forward or reverse to carry out work
Making, driving motor 2 drives power transmission shaft 8 and travelling gear 9 to operate and travelling gear 9 drives the driving chain 10 engaged to operate
And drive irradiation framework about 3 to run so that irradiating framework 3 can link with detector breast photograph shelf so that patient is in x-ray inspection
Time, except the human body of illumination window 12 is by roentgen radiation x, other positions of health avoid the injury of X-ray, obtain
It is effectively protected.
The full-automatic X-ray protection instrument of the present invention is by controlling assembly, the cooperating of transmission component, it is achieved that to detection
The full-automatic tracking of device breast photograph shelf and synchronous operation, this protecting instrument, by supporting the use with DR breast photograph shelf, is made film for X-ray routine
Time disclosure satisfy that patient's rabat position abdominal part, cervical vertebra, huckle and femoral joint film making position needs, according to photography needs from motion tracking
What breast photograph shelf oscilaltion met different position takes the photograph sheet.The automation mechanized operation of this full-automatic X-ray protection instrument is accurate, stable,
Substantially increase the suitability of this protecting instrument；This protecting instrument more stable and stronger, carries out when patient diagnosis location controls safe, smart
Really, effective physical protection can be carried out to when abdominal part, cervical vertebra, femoral joint and the thigh position X-ray of patient irradiate；Lead curtain by
Spool drives and takes in and discharge so that human body needs to protect position and is effectively protected all the time；Limit switch 13 is to protecting instrument
Stroke automatically controls；LCDs 14 can carry out the demonstration publicity of knowledge such as protecting, medical.This full-automatic X-ray
Protecting instrument is according to strict safety criterion manufacture, it is possible to the health beyond x-ray bombardment window 12 provides the protection of whole positions, keeps away
Exempted from the injury of unnecessary X-radiation, operate the operator of this equipment all should through suitable training, and take suitable
Safeguard procedures do not come to harm with guarantee personnel.The function of this full-automatic X-ray protection instrument controls to arrange rationally, simple structure and
Practical, therefore suitably promote the use of.
Above example is only the technological thought that the present invention is described, it is impossible to limit protection scope of the present invention with this, every
The technological thought proposed according to the present invention, any change done on the basis of technical scheme, each fall within scope
Within；The technology that the present invention is not directed to all can be realized by prior art.
Claims (10)
1. a full-automatic X-ray protection instrument, including support (1), it is characterised in that: described support (1) is provided with can be
The irradiation framework (3) moved up and down under the effect of driving motor (2), irradiates the upper and lower sides of framework (3) all by protective lead curtain (4)
It is connected with lead curtain upper winding shaft (5) and lead curtain lower winding shaft (6) respectively；Described support (1) is provided with and is able to receive that and processes peace
The control system (7) of the signal of the motion sensor (19) being contained in detector breast photograph shelf, control system (7) receives and processes fortune
Controlling driving motor (2) work after the live signal of dynamic sensor (19), driving motor (2) drives irradiation framework (3) to transport up and down
Exercise to irradiate framework (3) to link with detector breast photograph shelf.
Full-automatic X-ray protection instrument the most according to claim 1, it is characterised in that: the drive end of described driving motor (2)
On power transmission shaft (8) is installed, the two ends of power transmission shaft (8) are separately installed with travelling gear (9), and travelling gear (9) is by nibbling with it
The driving chain (10) closed is connected with irradiating framework (3) so that driving motor (2) is driven by driving chain (10) when running
Irradiate framework (3) to move up and down.
Full-automatic X-ray protection instrument the most according to claim 2, it is characterised in that: described driving motor (2) is arranged on
Time inside one end of support (1), the driving chain (10) being connected with the one end irradiating framework (3) initially passes through and is positioned at driving motor
(2) travelling gear (9) engaged of side, then driving chain (10) passes setting inside the other end of support (1)
Driven gear (11) is connected with the other end irradiating framework (3) afterwards.
4. according to the arbitrary described full-automatic X-ray protection instrument of claim 1-3, it is characterised in that: described control system (7)
Being connected with controlling relay (18), control system (7) issues instructions to control relay (18), controls relay (18) and connects
Power drives driving motor (2) forward or reverse is operated.
Full-automatic X-ray protection instrument the most according to claim 1, it is characterised in that: described lead curtain upper winding shaft (5) and lead
Curtain lower winding shaft (6) is all and automatically reclaims spool.
Full-automatic X-ray protection instrument the most according to claim 1 and 2, it is characterised in that: the medial wall of described support (1)
It is provided with the track that can run up and down for irradiation framework (3), and irradiation framework (3) is provided with the photograph that can pass through for X-ray
Penetrate window (12).
Full-automatic X-ray protection instrument the most according to claim 1, it is characterised in that: set on the medial wall of described support (1)
Having and can limit the limit switch (13) irradiating framework (3) range of operation up and down, this limit switch (13) passes through circuit and control
System (7) is connected.
Full-automatic X-ray protection instrument the most according to claim 1, it is characterised in that: the top of described support (1) is provided with
The LCDs (14) being connected with control system (7).
Full-automatic X-ray protection instrument the most according to claim 1, it is characterised in that: described support (1) be arranged on
On the base (16) of universal rolling wheel (15).
Full-automatic X-ray protection instrument the most according to claim 9, it is characterised in that: described base (16) is provided with slotting
Pin (17) is to position this protecting instrument.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610698656.4A CN106037785A (en) | 2016-08-22 | 2016-08-22 | Full-automatic X-ray protection instrument |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610698656.4A CN106037785A (en) | 2016-08-22 | 2016-08-22 | Full-automatic X-ray protection instrument |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106037785A true CN106037785A (en) | 2016-10-26 |
Family
ID=57195332
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610698656.4A Pending CN106037785A (en) | 2016-08-22 | 2016-08-22 | Full-automatic X-ray protection instrument |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106037785A (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106510750A (en) * | 2016-11-03 | 2017-03-22 | ***广州总医院 | X-ray intelligent tracking protective screen |
| CN106782726A (en) * | 2016-12-30 | 2017-05-31 | 郑州大学第附属医院 | A kind of radiation protector for medical use |
| CN106963412A (en) * | 2017-02-22 | 2017-07-21 | 四川大学华西医院 | Automatic lead curtain and control method thereof |
| CN109036606A (en) * | 2018-07-26 | 2018-12-18 | 中国人民解放军96630部队 | A kind of movable type lead shield |
| CN109473192A (en) * | 2018-12-26 | 2019-03-15 | 山西医科大学第医院 | Mobile radiation protection equipment |
| CN111345840A (en) * | 2020-03-13 | 2020-06-30 | 吉林大学 | Chest abdomen portion radiographic inspection protector |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101785680A (en) * | 2009-12-30 | 2010-07-28 | 北京艾德康防护用品有限公司 | Automatic protection device for preventing medical radiation |
| CN105496443A (en) * | 2016-01-25 | 2016-04-20 | 东莞市亨顺医疗设备有限公司 | X-ray exposure preventive medical X-ray machine |
| CN205458758U (en) * | 2016-01-13 | 2016-08-17 | 杭州市余杭区第五人民医院 | Intelligent X ray protector |
-
2016
- 2016-08-22 CN CN201610698656.4A patent/CN106037785A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101785680A (en) * | 2009-12-30 | 2010-07-28 | 北京艾德康防护用品有限公司 | Automatic protection device for preventing medical radiation |
| CN205458758U (en) * | 2016-01-13 | 2016-08-17 | 杭州市余杭区第五人民医院 | Intelligent X ray protector |
| CN105496443A (en) * | 2016-01-25 | 2016-04-20 | 东莞市亨顺医疗设备有限公司 | X-ray exposure preventive medical X-ray machine |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106510750A (en) * | 2016-11-03 | 2017-03-22 | ***广州总医院 | X-ray intelligent tracking protective screen |
| CN106782726A (en) * | 2016-12-30 | 2017-05-31 | 郑州大学第附属医院 | A kind of radiation protector for medical use |
| CN106782726B (en) * | 2016-12-30 | 2018-05-04 | 郑州大学第一附属医院 | A kind of radiation protector for medical use |
| CN106963412A (en) * | 2017-02-22 | 2017-07-21 | 四川大学华西医院 | Automatic lead curtain and control method thereof |
| CN109036606A (en) * | 2018-07-26 | 2018-12-18 | 中国人民解放军96630部队 | A kind of movable type lead shield |
| CN109473192A (en) * | 2018-12-26 | 2019-03-15 | 山西医科大学第医院 | Mobile radiation protection equipment |
| CN109473192B (en) * | 2018-12-26 | 2019-08-20 | 山西医科大学第一医院 | Mobile radiation protection equipment |
| CN111345840A (en) * | 2020-03-13 | 2020-06-30 | 吉林大学 | Chest abdomen portion radiographic inspection protector |
| CN111345840B (en) * | 2020-03-13 | 2021-06-08 | 吉林大学 | Chest abdomen portion radiographic inspection protector |
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Application publication date: 20161026 |