CN208287012U - Adaptive air-cushion type head fixing device - Google Patents
Adaptive air-cushion type head fixing device Download PDFInfo
- Publication number
- CN208287012U CN208287012U CN201720815726.XU CN201720815726U CN208287012U CN 208287012 U CN208287012 U CN 208287012U CN 201720815726 U CN201720815726 U CN 201720815726U CN 208287012 U CN208287012 U CN 208287012U
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- CN
- China
- Prior art keywords
- air
- air bag
- chip microcontroller
- charging system
- pressure
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Abstract
The utility model discloses a kind of adaptive air-cushion type head fixing device, including air releasing device, air charging system, single-chip microcontroller, charge and discharge air cock, pressure sensor, relay and U-shaped pillow for placing fixed patient head；The air bag that can be charged and discharged gas built in U-shaped pillow, single-chip microcontroller connect air charging system by relay, and air charging system connects air bag, charge and discharge air cock connects single-chip microcontroller, charge and discharge air cock open single-chip microcontroller control relay obtain it is electric, air charging system give air bag inflation, make U-shaped pillow step up patient head；Pressure sensor is connect with air bag, real-time monitoring intracapsular pressure, and pressure signal transmission to single-chip microcontroller is compared with preset pressure value, and air charging system stops inflation when intracapsular pressure is equal to preset pressure value；Air releasing device connects air bag.The utility model is utilized to air bag inflating pressure, so that U-shaped is rested the head on and is fixed patients head, ensure that patients head cannot shake or move during CT examination to guarantee CT image clearly, diagnosis is accurate.
Description
Technical field
The utility model relates to the head fixing device in a kind of medical CT examination, specifically a kind of adaptive air-cushion types
Head fixing device.
Background technique
CT (Computed Tomography), i.e. CT scan, it be using Accurate collimation X-ray beam,
Section one by one is made at gamma-rays, ultrasonic wave etc., a certain position that human body is surrounded together with the detector high with sensitivity
The features such as scanning has sweep time fast, image clearly, can be used for the inspection of a variety of diseases.
Patient is during CT head check, it is desirable that within 3-5 minutes reviews time, head cannot shake or move；
General producer only provides a U-shaped head rest, uses foam mat on the inside of head rest, can not play fixed function, usually clinical to use
It is big not only to fix difficulty for binding or hand steered mode immobilized patients head, but also effect is bad, frequently results in CT head scanning figure
It, can not Accurate Diagnosis as fuzzy.
Summary of the invention
In view of the above-mentioned problems of the prior art, the utility model provides a kind of fixed dress in adaptive air-cushion type head
Set, solve the problems, such as traditional head rest can not immobilized patients head, ensure that patients head cannot be shaken during CT examination or
To guarantee CT image clearly, diagnosis is accurate for movement.
To achieve the goals above, the technical solution adopted in the utility model is: a kind of adaptive air-cushion type head is fixed
Device, including air releasing device, air charging system, single-chip microcontroller, charge and discharge air cock, pressure sensor, relay and for placing fixation
The U-shaped of patient head is rested the head on；The air bag that can be charged and discharged gas built in the U-shaped pillow, the single-chip microcontroller connect inflation dress by relay
It sets, the air charging system connects air bag, and the charge and discharge air cock connects single-chip microcontroller, and charge and discharge air cock opens single-chip microcontroller and controls relay
Device obtain it is electric, air charging system give air bag inflation, make U-shaped pillow step up patient head；The pressure sensor is connect with air bag, is supervised in real time
Intracapsular pressure is surveyed, pressure signal transmission to single-chip microcontroller is compared with preset pressure value, intracapsular pressure is equal to default
Pressure value when air charging system stop inflation；The air releasing device connects air bag.
The utility model is further, and the air bag is rubber pneumatic bag, and air bag and outer U pillow two sides are provided with ear slot.Disease
Head part lies in U-shaped pillow, while inflating clamping head to air bag, can cause centainly to oppress to ear, comfortable in order to improve
Sense, avoids causing to oppress to ear, therefore is provided with ear slot in U-shaped pillow two sides, is exposed at ear slot outside U-shaped pillow, guarantees comfort level.
The utility model is further, and the ear slot is U-shaped, and ear slot circular arc portion is the semicircle groove that radius is 5 centimetres,
Under the preferred size, a preferable comfort level can be reached.
The utility model is further, and the pump-up device is inflator pump.
The utility model is further, and the air releasing device is the solenoid valve that loses heart.
The utility model is further, and the scheduled pressure value is 70mmHg, which can guarantee in fixed patient
While head, guarantee the comfort level of patient head.
Patient head is put into the U-shaped headrest of unaerated by the utility model, presses charge and discharge air cock, and air releasing device is closed
It closes, air charging system is started to work, and after inflating the pressure value for reaching and setting in single-chip microcontroller, air charging system stopping is inflated, patient
Head is fixed, and CT examination is started, and after inspection, presses charge and discharge air cock, air releasing device is opened, and air bag releases stress, loosens
Patient head, whole operation process use automation control.Ensure that patients head cannot be shaken during CT examination or
Mobile, to guarantee CT image clearly, diagnosis is accurate, combines the comfort of patients head, convenient, stable, comfortable, quasi-
Really, economical.
Detailed description of the invention
Fig. 1 is the principles of the present invention block diagram；
Fig. 2 is the circuit diagram of the utility model；
Fig. 3 is the utility model U-shaped pillow structural schematic diagram；
In figure: 1, pressure signal amplifying circuit, 2, discouraged solenoid valve, 3, inflator pump, 4, air driven pump driving circuit, 5, electromagnetism
Valve-driving circuit, 6, single-chip microcontroller, 7, charge and discharge air cock, 8, pressure sensor, 9, relay, 10, U-shaped pillow, 11, air bag, 11-1,
Ear slot.
Specific embodiment
Below in conjunction with attached drawing, the utility model is described in further detail.
As depicted in figs. 1 and 2, a kind of adaptive air-cushion type head fixing device of the utility model, including air releasing device, fill
Device of air, single-chip microcontroller 6, charge and discharge air cock 7, pressure sensor 8, relay 9 and the U-shaped pillow for placing fixed patient head
10；Wherein in the present embodiment, air releasing device is the solenoid valve 2 that loses heart, and air charging system is inflator pump 3.It can be filled built in U-shaped pillow 10 first
The air bag 11 of deflation body, single-chip microcontroller 6 connect inflator pump 3 by air driven pump driving circuit 4, relay 9, and inflator pump 3 connects air bag
11, charge and discharge air cock 7 connect single-chip microcontroller 6, charge and discharge air cock 7 open single-chip microcontroller 6 control relay obtain it is electric, inflator pump 3 give air bag
11 inflations make U-shaped pillow 10 step up patient head；Pressure sensor 8 is connect with air bag 11, real-time monitoring intracapsular pressure, pressure
Sensor 8 connects single-chip microcontroller 6 by pressure signal amplifying circuit, by pressure signal transmission to single-chip microcontroller 6 and preset pressure value
It is compared, inflator pump 3 stops inflation when pressure is equal to preset pressure value in air bag 11；Single-chip microcontroller 6 passes through solenoid-driven
Circuit 5 connects the solenoid valve 2 that loses heart, and the solenoid valve 2 that loses heart connects air bag 11.
On the basis of the said structure, the utility model air bag uses rubber pneumatic bag, as shown in figure 3, air bag 11 and outer U
It rests the head on 10 two sides and is provided with ear slot 11-1.Ear slot 11-1 is U-shaped, and ear slot circular arc portion is the semicircle groove that radius is 5 centimetres.
Utility model works principle is as follows: pressure sensor 8 is set in initial state, single-chip microcontroller 6, by patient's head
Portion is put into U-shaped headrest, presses charge and discharge air cock 7, and single-chip microcontroller 6 controls relay 9 and is attracted, and pump startup is inflated, at this time in air bag 11
Gas be increasing, by four-way connection, pressure in 8 real-time monitoring air bag 11 of pressure sensor, it is default to reach us at this time
Pressure value after stop inflating, patient head has been completely fixed at this time, can be carried out CT examination, after inspection, be pressed and fill
Air escape cock 7 resets, and single-chip microcontroller 6 controls solenoid valve 2 and opens, and air bag 11 is made to lose heart, and patient, which checks, to terminate, and reaches us and fixes disease
The purpose of head part position.Wherein scheduled pressure value is 70mmHg, which enough guarantees while fixed patient head,
Guarantee the comfort level of patient head.
Certainly, above-described embodiment is only the preferred embodiment of the utility model, is specifically not limited thereto, and on this basis may be used
It makes having according to actual needs and targetedly adjust, to obtain different embodiments.Due to mode in the cards compared with
It is more, it just no longer illustrates one by one here.
Claims (6)
1. a kind of adaptive air-cushion type head fixing device, which is characterized in that including air releasing device, air charging system, single-chip microcontroller
(6), charge and discharge air cock (7), pressure sensor (8), relay (9) and the U-shaped for placing fixed patient head rest the head on (10)；
The built-in air bag (11) that can be charged and discharged gas of U-shaped pillow (10), the single-chip microcontroller (6) pass through relay (9) connection inflation
Device, the air charging system connect air bag (11), and the charge and discharge air cock (7) connects single-chip microcontroller (6), and charge and discharge air cock (7) is opened
Open single-chip microcontroller control relay obtain it is electric, air charging system give air bag (11) inflation, make U-shaped pillow (10) step up patient head；The pressure
Force snesor (8) is connect with air bag (11), real-time monitoring intracapsular pressure, will be pressure signal transmission to single-chip microcontroller (6) and default
Pressure value be compared, air bag (11) interior pressure be equal to preset pressure value when air charging system stop inflation；The discouraged dress
Set connection air bag (11).
2. a kind of adaptive air-cushion type head fixing device according to claim 1, which is characterized in that the air bag is rubber
Glue air bag, air bag (11) and outer U pillow (10) two sides are provided with ear slot (11-1).
3. a kind of adaptive air-cushion type head fixing device according to claim 2, which is characterized in that the ear slot (11-
It 1) is U-shaped, ear slot circular arc portion is the semicircle groove that radius is 5 centimetres.
4. a kind of adaptive air-cushion type head fixing device according to claim 1, which is characterized in that the pump-up device
For inflator pump.
5. a kind of adaptive air-cushion type head fixing device according to claim 4, which is characterized in that the air releasing device
For the solenoid valve that loses heart.
6. a kind of adaptive air-cushion type head fixing device according to claim 1, which is characterized in that the predetermined pressure
Value is 70mmHg.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720815726.XU CN208287012U (en) | 2017-07-07 | 2017-07-07 | Adaptive air-cushion type head fixing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720815726.XU CN208287012U (en) | 2017-07-07 | 2017-07-07 | Adaptive air-cushion type head fixing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208287012U true CN208287012U (en) | 2018-12-28 |
Family
ID=64697073
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720815726.XU Expired - Fee Related CN208287012U (en) | 2017-07-07 | 2017-07-07 | Adaptive air-cushion type head fixing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208287012U (en) |
-
2017
- 2017-07-07 CN CN201720815726.XU patent/CN208287012U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20181228 Termination date: 20200707 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |