CN209695400U - A kind of facial protective film with pressure sensor - Google Patents
A kind of facial protective film with pressure sensor Download PDFInfo
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- CN209695400U CN209695400U CN201821801933.0U CN201821801933U CN209695400U CN 209695400 U CN209695400 U CN 209695400U CN 201821801933 U CN201821801933 U CN 201821801933U CN 209695400 U CN209695400 U CN 209695400U
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- pressure
- pressure sensor
- protective film
- facial
- reaction chamber
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Abstract
The utility model discloses a kind of facial protective film with pressure sensor.The facial protective film with pressure sensor includes: facial mask body, and multiple pressure reaction chambers (5) are provided in the facial mask body, corresponds to each pressure reaction chamber (5) and is provided with pressure sensor (6).The facial protective film with pressure sensor of the utility model can protect patient when being operation.Furthermore, it is possible to before automedica equipment is formally performed the operation, preprogramming, and trial operation, facial pressure distribution situation and facial pressure changes in distribution situation are obtained, thus test automation Medical Devices are in automatic surgical procedure, if accidentally can press or accidentally injure patient.The safety of operation is improved as a result,.
Description
Technical field
The utility model relates to the field of medical instrument technology, protect more particularly to a kind of face with pressure sensor
Film.
Background technique
After patient is anesthetized, oneself does not know and face is accidentally pressed by the hand of surgical instrument or doctor and other articles
Portion, so as to cause the destruction of cutaneous pain or skin.
In addition, with the development of technology, automedica equipment, especially automatic operation equipment has begun gradually
It comes into operation.When carrying out automatic operation to patient, especially when the face to patient carries out automatic operation, it is also possible to
It generates accidentally pressure above-mentioned and accidentally injures.
Thus, it is desirable to have a kind of technical solution overcomes or at least mitigates the drawbacks described above of the prior art.
Utility model content
The purpose of this utility model is to provide a kind of facial protective film with pressure sensor overcomes or at least subtracts
The drawbacks described above of the light prior art.
To achieve the above object, the utility model provides a kind of facial protective film with pressure sensor.It is described to have
The facial protective film of pressure sensor includes:
Facial mask body is provided with multiple pressure reaction chambers in the facial mask body, corresponds to each pressure reaction chamber
It is provided with pressure sensor.
Preferably, the multiple pressure reaction chamber Two dimensional Distribution in facial mask body, the pressure sensor sensing pressure
Power, to provide the distribution of the two-dimensional pressure in facial mask body.
Preferably, compressive resistance barrier is provided between adjacent pressure reaction chamber, the compressive resistance barrier is enough to prevent
Only the pressure change in a pressure reaction chamber influences the pressure in adjacent pressure reaction chamber.
Preferably, the facial mask body includes:
Woven mat forms facial model,
First coating, sealing are covered in the woven mat；
Skeletal support layer is set as latticed, and thickness is greater than the thickness of pressure sensor；And
Second coating, the skeletal support layer is sealingly disposed between first coating and the second coating, and forms institute
Pressure reaction chamber is stated,
Wherein, the skeletal support layer forms the compressive resistance barrier, and including upper elastic body interconnected, rigid body
And lower elastic body, wherein the thickness of the rigid body is greater than the thickness of the upper elastic body and lower elastic body, and the rigid body
Rigidity be greater than the upper elastic body and lower elastic body rigidity.
Preferably, second coating is made with rubber material, and the arc convex including outwardly protruding, wherein each
Pressure reaction chamber is correspondingly arranged the arc convex, and the arc convex is set between two parties relative to the pressure reaction chamber
It sets, puncture area is defined on the outside of the arc convex, the puncture area penetrates pressure reaction chamber for injection needle
Room carries out pressure setting.
Preferably, the pressure reaction chamber is regular hexagon, and the axis of the arc convex is located at the regular hexagon
Center, and the diameter of the bottom of the arc convex be less than the positive six side row inscribed diameter of a circle, the arc convex
The region of bottom radial outside limit the puncture area.
Preferably, hermetically sealed in the pressure reaction chamber to have fluid, the pressure sensor senses the pressure
The pressure of fluid in reaction chamber, wherein the fluid is air or physiological saline.
Preferably, the facial protective film further includes wireless data transmission unit, is used for the pressure sensor
The pressure sensed is transmitted outward.
Preferably, the facial mask body includes two oculars, nasal region, mouth region, forehead region and two
Cheek area is provided at least one described pressure reaction chamber and at least one described pressure sensor in each region.
Preferably, the facial protective film further comprises warning device, super in the pressure of pressure sensor detection
Carry out sound and/or light alarm when given threshold out, and alarm when any pressure sensor is without output or output abnormality.
The facial protective film with pressure sensor of the utility model can protect patient when being operation.This
Outside, can be before automedica equipment be formally performed the operation, preprogramming, and trial operation, it obtains facial pressure and is distributed feelings
Condition and facial pressure changes in distribution situation, thus test automation Medical Devices are in automatic surgical procedure, if can accidentally pressure or
Accidentally injure patient.The safety of operation is improved as a result,.
Detailed description of the invention
Fig. 1 is the global shape schematic diagram according to the facial protective film of an embodiment of the present invention.
Fig. 2 is the global shape schematic diagram of the fabric pad of face protective film shown in Fig. 1.
Fig. 3 is a kind of schematic diagram of cross-section structure of face protective film shown in Fig. 1.
Fig. 4 is the schematic diagram of another cross-section structure of face protective film shown in Fig. 1.
Fig. 5 is the schematic diagram of the skeletal support layer of face protective film shown in Fig. 1.
Appended drawing reference:
| 1 | Fabric pad | 31 | Upper elastic body |
| 2 | First coating | 32 | Rigid body |
| 3 | Skeletal support layer | 33 | Lower elastic body |
| 4 | Second coating | 41 | Arc convex |
| 5 | Pressure reaction chamber | 42 | Pierce through position |
| 6 | Pressure sensor |
Specific embodiment
In the accompanying drawings, same or similar element is indicated using same or similar label or there is same or like function
Element.The embodiments of the present invention are described in detail with reference to the accompanying drawing.
Term " center ", " longitudinal direction ", " transverse direction ", "front", "rear", "left", "right", " perpendicular in the description of the present invention,
Directly ", the orientation or positional relationship of the instructions such as "horizontal", "top", "bottom" "inner", "outside" is orientation based on the figure or position
Relationship is merely for convenience of describing the present invention and simplifying 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 should not be understood as to scope of protection of the utility model
Limitation.
As shown in Figs. 1-5, the utility model provides a kind of facial protective film with pressure sensor.It is described to have pressure
The facial protective film of sensor includes: facial mask body, multiple pressure reaction chambers 5 is provided in the facial mask body, each
Pressure sensor 6 is provided in pressure reaction chamber 5.Pressure sensor 6 is not necessarily disposed in pressure reaction chamber 5,
It can be with concentrated setting at the edge of facial protective film.Even it can be set except facial protective film.As long as corresponding to
Each pressure reaction chamber 5 is provided with pressure sensor 6 to carry out pressure detecting.
Advantageously, directly pressure sensor 6 is arranged in pressure reaction chamber 5.This can save pressure transmission pipeline
Setting, be conducive to reduce the thickness and weight of entire facial protective film.It, can also be in addition, pressure sensor 6 is uniformly distributed
Play the role of decompression, buffering under extreme case.Such as sharp instrument can be reduced and penetrate entire facial protective film and injure user.
The facial mask body can use any construction appropriate, be adapted to the shape of user's face in shape, and
It and at eye, nose is all closed.Advantageously, the facial mask body uses the structure of MULTILAYER COMPOSITE, in order to be formed
The pressure reaction chamber 5, and convenient for the pressure sensor 6 is arranged.
The facial mask body can use any material appropriate.Advantageously, being used in the side for closing on human face
Textile material.In addition, entire facial mask (i.e. facial mask body) is set as the flexibility for having certain, to comply with user's face contour.
Participate in Fig. 3-Fig. 5, it is preferable that the multiple Two dimensional Distribution in facial mask body of pressure reaction chamber 5, the pressure
Sensor 6 senses pressure, to provide the distribution of the two-dimensional pressure in facial mask body.That is, passing through multiple pressure sensor senses
The pressure at multiple positions is surveyed, to obtain two-dimensional pressure distribution.
Pressure sensor 6 can specifically use MS5611-01BA sensor.MS5611-01BA sensor is from ME AS
The high flowmeter sensor of the high resolution bathymetric of Switzerland has SPI and I2C bus interface.The barometric pressure sensor is most preferably used
In altimeter and air gauge that height resolution is 10cm.The sensor module include high linearity pressure sensor and have work
24 Δ Σ ADC of super low-power consumption of factory's internal calibration coefficient.MS5611-01BA can dock many different microcontrollers.It is logical
Believe that agreement is simple, without being programmed to the internal register in device.The only small size of 5.0mm x 3.0mm and only 1.0mm
Height allow the integrated of mobile device.
In order to reduce influencing each other and interfering between adjacent pressure reaction chamber 5, it is preferable that anti-in adjacent pressure
It answers and is provided with compressive resistance barrier between chamber 5.The compressive resistance barrier is enough to prevent the pressure in a pressure reaction chamber 5 from changing
Become the pressure influenced in adjacent pressure reaction chamber 5.Specifically, the utility model is formed described by skeletal support layer 3
Compressive resistance barrier.The compressive resistance barrier is referred to as anti-tampering barrier.
Specifically, referring to Fig. 3, the facial mask body of the utility model one embodiment includes: woven mat 1, forms face
Model；First coating 2, sealing are covered in the woven mat 1；Skeletal support layer 3 is set as latticed, and thickness is big
In the thickness of pressure sensor 6；And second coating 4, the skeletal support layer 3 are sealingly disposed in first coating 2 and
Between two coating 4, and form the pressure reaction chamber 5.
As previously mentioned, skeletal support layer 3 forms the compressive resistance barrier.As shown in figure 3, skeletal support layer 3 includes mutual
Upper elastic body 31, rigid body 32 and the lower elastic body 33 of connection, wherein the thickness of the rigid body 32 is greater than the upper elastic body
31 and lower elastic body 33 thickness, and the rigidity of the rigid body 32 is greater than the rigid of the upper elastic body 31 and lower elastic body 33
Degree.Skeletal support layer 3 can be manufactured by insert injection molding or double-shot moulding.For example, can first be molded to be formed just
Property body 32, then by upper elastic body 31 and 33 injection molding of lower elastic body on rigid body 32.Wherein, rigid body 32 is as preparatory
Molding inserts.It is understood that the skeletal support layer 3 can also be manufactured in a manner of synchronizing double-shot moulding.
In order to improve compressive resistance jamming performance, the thickness of rigid body 32 is set greater than the upper elastic body 31 and lower elasticity
The thickness of body 33.In one alternate embodiment, upper elastic body 31 and the thickness having the same of lower elastic body 33, and rigid body 32
Thickness be set greater than the sum of upper elastic body 31 and the thickness of lower elastic body 33.For example, the thickness of rigid body 32 is set as big
In 4 times of the thickness for being equal to upper elastic body 31.
Rigid body 32 is for example made with PP or nylon, and upper elastic body 31 and lower elastic body 33 are for example with flexible glue material, silicon
Glue material or rubber are made.
First coating 2 is preferably made with rubber material.This is conducive to provide good sealing performance.
Preferably, second coating 4 is made with rubber material, and the arc convex 41 including outwardly protruding.As schemed
Show, each pressure reaction chamber 5 is correspondingly arranged the arc convex 41, and the arc convex 41 is anti-relative to the pressure
It answers chamber 5 to be centrally located, defines puncture area 42 in the outside of the arc convex 41, the puncture area 42 is for injecting
Syringe needle penetrates pressure reaction chamber 5 and carries out pressure setting.Thus, it is possible to which the pressure sensor detected in pressure reaction chamber 5 is
It is no working properly, and the detection error of the pressure sensor is obtained, and can be right according to the result (deviation situation) of detection
The detected value of pressure sensor is modified.
Specifically, setting pressure is filled to relevant pressure reaction chamber 5 to the injection needle for piercing through the puncture area 42
Power, while the detected value of pressure sensor is obtained, the detected value is compared with setting pressure, thus to obtain relevant pressure
The detection error situation of sensor.
Deviation situation in some pressure sensor it is unstable or thoroughly damage in the case where, by the pressure sensor
It is special to be labeled as damaging and special as this using the average value of the value of the pressure sensor of pressure sensor surrounding detection
The detected value of the pressure sensor of label.Two pressure distribution on entire facial protective film is obtained as a result, and its is become at any time
The case where change.
In the embodiment shown in fig. 5, pressure reaction chamber 5 is regular hexagon.The axis of the arc convex 41 is located at
The center of the regular hexagon, and the diameter of the bottom of the arc convex 41 is less than the straight of the inscribed circle of the positive six side row
The region of diameter, the bottom radial outside of the arc convex limits the puncture area 42.It is understood that pressure reaction chamber
Room 5 may be arranged as square, triangle etc..
The pressure reaction chamber of regular hexagon has better intensity, and has multiple abutment pressure reaction chambers, favorably
In the precision for improving above-mentioned special marking processing mode.
As previously mentioned, hermetically sealed in the pressure reaction chamber 5 have fluid, the pressure sensor 6 senses described
The pressure of fluid in pressure reaction chamber 5, wherein the fluid is air or physiological saline.Alternatively, air can be filled
With the mixture of physiological saline.
Preferably, the facial protective film further includes wireless data transmission unit, is used for the pressure sensor
The pressure sensed is transmitted outward.The wireless data transmission unit can be transmitted using any circuit structure appropriate and data
Agreement.It is of course also possible to use wired mode carries out information transmission.This is also within the protection scope of the utility model.
Referring to Fig. 1 and Fig. 2, in the present invention, the facial mask body includes two oculars, nasal region, mouths
Portion region, forehead region and two cheek areas are provided at least one described pressure reaction chamber 5 and at least in each region
One pressure sensor 6.
Advantageously, protective film is reinforced in setting at the protruding parts of facial mask body, such as in the highest point of nasal region
The reinforcement protective film is set at position.The protective film Punctured Strength with higher of reinforcing is (for example, reinforce the stamp of protective film
Wear the Punctured Strength that intensity is higher than the first coating 2 and the second coating 4).
Preferably, the facial protective film further comprises warning device, pressure beyond given threshold when carry out sound and/
Or light alarm, and alarm when any pressure sensor 6 is without output or output abnormality.For example, in some pressure sensing
When the pressure of device detection is more than some threshold value, alarm.Further, it is also possible to be set as, in a certain pressure sensor
When the difference of the pressure of pressure and circumferential pressure the sensor detection of detection is greater than the set value, or pressure change within the set duration
When more than setting value, alarm.
The facial protective film with pressure sensor of the utility model can protect patient when being operation.This
Outside, can be before automedica equipment be formally performed the operation, preprogramming, and trial operation, it obtains facial pressure and is distributed feelings
Condition and facial pressure changes in distribution situation, thus test automation Medical Devices are in automatic surgical procedure, if can accidentally pressure or
Accidentally injure patient.The safety of operation is improved as a result,.
In another embodiment of the utility model, answered using foil gauge (strain gauge pressure sensor) to measure
Become, thus measures corresponding pressure.For example, the foil gauge is arranged between fabric pad and the first coating, or setting is the
Except two coating.Advantageously, being arranged the foil gauge between the fabric pad and the first coating.In this way, passing through setting
The indoor pressure of pressure reaction chamber can detecte whether foil gauge is working properly, and be able to detect the detection error of foil gauge.
The strain gauge pressure sensor of the utility model is worked based on resistance strain effect principle.Resistance strain gage
Metal strain plate (wire or metal foil) and two class of semiconductor gauge can be used.Foil gauge generation is answered by measuring pressure
Become.When foil gauge generates compression strain, resistance value reduces；When foil gauge generates elongation strain, resistance value increases.Foil gauge
The variation of resistance value, then corresponding millivolt level potential is obtained by bridge circuit and is exported, and is aobvious with millivoltmeter or other recording apparatus
It shows by measuring pressure, to obtain the strain gauge pressure sensor of the utility model.
Specifically, the strain gauge pressure sensor of the utility model can be by the strain that is bonded on elastic element
The change in resistance of piece carrys out measured pressure value.
Finally it is noted that above embodiments are only to illustrate the technical solution of the utility model, rather than it is limited
System.Those skilled in the art should understand that: it is possible to modify the technical solutions described in the foregoing embodiments, or
Person's equivalent replacement of some of the technical features；These are modified or replaceed, and do not make the essence of corresponding technical solution de-
Spirit and scope from various embodiments of the utility model technical solution.
Claims (10)
1. a kind of facial protective film with pressure sensor characterized by comprising
Facial mask body is provided with multiple pressure reaction chambers (5) in the facial mask body, corresponds to each pressure reaction chamber
(5) pressure sensor (6) are provided with.
2. having the facial protective film of pressure sensor as described in claim 1, which is characterized in that the multiple pressure reaction
Chamber (5) Two dimensional Distribution in facial mask body, the pressure sensor (6) senses pressure, to provide the two dimension in facial mask body
Pressure distribution.
3. having the facial protective film of pressure sensor as claimed in claim 2, which is characterized in that reacted in adjacent pressure
Compressive resistance barrier is provided between chamber (5), the compressive resistance barrier is enough to prevent the pressure in a pressure reaction chamber (5)
Change the pressure influenced in adjacent pressure reaction chamber (5).
4. having the facial protective film of pressure sensor as claimed in claim 3, which is characterized in that the facial mask body packet
It includes:
Woven mat (1) forms facial model,
First coating (2), sealing are covered on the woven mat (1)；
Skeletal support layer (3), is set as latticed, and thickness is greater than the thickness of pressure sensor (6)；And
Second coating (4), the skeletal support layer (3) are sealingly disposed between first coating (2) and the second coating (4),
And the pressure reaction chamber (5) is formed, in each pressure reaction chamber, corresponding pressure sensor (6) are provided with,
Wherein, the skeletal support layer (3) forms the compressive resistance barrier, and including upper elastic body interconnected (31), just
Property body (32) and lower elastic body (33), wherein the thickness of the rigid body (32) is greater than the upper elastic body (31) and lower elastic body
(33) thickness, and the rigidity of the rigid body (32) is greater than the rigidity of the upper elastic body (31) and lower elastic body (33).
5. having the facial protective film of pressure sensor as claimed in claim 4, which is characterized in that second coating (4)
It is made with rubber material, and the arc convex including outwardly protruding (41), wherein each pressure reaction chamber (5) is correspondingly arranged
One arc convex (41), the arc convex (41) is centrally located relative to the pressure reaction chamber (5), described
It is defined on the outside of arc convex (41) puncture area (42), the puncture area (42) penetrates pressure reaction for injection needle
Chamber (5) carries out pressure setting.
6. having the facial protective film of pressure sensor as claimed in claim 5, which is characterized in that the pressure reaction chamber
It (5) is regular hexagon, the axis of the arc convex (41) is located at the center of the regular hexagon, and the arc convex (41)
Bottom diameter be less than the positive six side row inscribed diameter of a circle, the bottom radial outside of the arc convex region limit
The fixed puncture area (42).
7. such as the facial protective film of any of claims 1-6 with pressure sensor, which is characterized in that described
Hermetically sealed in pressure reaction chamber (5) to have fluid, the pressure sensor (6) senses in the pressure reaction chamber (5)
The pressure of fluid, wherein the fluid is air or physiological saline.
8. such as the facial protective film of any of claims 1-6 with pressure sensor, which is characterized in that the face
Portion's protective film further includes wireless data transmission unit, and the pressure for sensing the pressure sensor is transmitted outward.
9. such as the facial protective film of any of claims 1-6 with pressure sensor, which is characterized in that the face
Membrane body includes two oculars, nasal region, mouth region, forehead region and two cheek areas, is set in each region
It is equipped at least one described pressure reaction chamber (5) and at least one described pressure sensor (6).
10. such as the facial protective film of any of claims 1-6 with pressure sensor, which is characterized in that described
Facial protective film further comprises warning device, exceeds given threshold when carry out sound in the pressure of pressure sensor detection
And/or light alarm, and alarm when any pressure sensor (6) is without output or output abnormality.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821801933.0U CN209695400U (en) | 2018-11-02 | 2018-11-02 | A kind of facial protective film with pressure sensor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821801933.0U CN209695400U (en) | 2018-11-02 | 2018-11-02 | A kind of facial protective film with pressure sensor |
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| Publication Number | Publication Date |
|---|---|
| CN209695400U true CN209695400U (en) | 2019-11-29 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821801933.0U Active CN209695400U (en) | 2018-11-02 | 2018-11-02 | A kind of facial protective film with pressure sensor |
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| CN (1) | CN209695400U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109363782A (en) * | 2018-11-02 | 2019-02-22 | 中国医学科学院北京协和医院 | A kind of facial protective film with pressure sensor |
-
2018
- 2018-11-02 CN CN201821801933.0U patent/CN209695400U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109363782A (en) * | 2018-11-02 | 2019-02-22 | 中国医学科学院北京协和医院 | A kind of facial protective film with pressure sensor |
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