CN210494806U - Intelligent MEMS jet atomization therapeutic apparatus - Google Patents
Intelligent MEMS jet atomization therapeutic apparatus Download PDFInfo
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- CN210494806U CN210494806U CN201920033163.8U CN201920033163U CN210494806U CN 210494806 U CN210494806 U CN 210494806U CN 201920033163 U CN201920033163 U CN 201920033163U CN 210494806 U CN210494806 U CN 210494806U
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Abstract
The utility model discloses an intelligence MEMS efflux atomizing therapeutic instrument, include: the power supply module is used for supplying power; the liquid storage bin is used for storing liquid medicine; the MEMS jet atomizer comprises a liquid inlet, a first micro-orifice plate, a second micro-orifice plate, a third micro-orifice plate and a liquid outlet, wherein the first micro-orifice plate, the second micro-orifice plate and the third micro-orifice plate are all provided with micro-orifice arrays, and micro-orifice switches are arranged on the micro-orifice arrays; a first liquid cavity is formed between the first micro-orifice plate and the second micro-orifice plate, a second liquid cavity is formed between the second micro-orifice plate and the third micro-orifice plate, the liquid inlet is communicated with the liquid storage bin, and the liquid outlet is communicated with the mist outlet; the circuit module comprises a control module and a wireless communication module, wherein the control module is electrically connected with the MEMS jet atomizer and is used for controlling the MEMS jet atomizer; the wireless communication module is connected with the control module and used for establishing communication connection between the control module and an external platform; and the human-computer interaction module is connected with the control module and is used for human-computer interaction.
Description
Technical Field
The utility model relates to the technical field of medical equipment, in particular to intelligence MEMS efflux atomizing therapeutic instrument.
Background
With the increasing severity of air pollution, the incidence of respiratory diseases such as asthma, bronchitis, rhinitis, etc. has also increased year by year. Compared with the traditional administration mode, the administration method of the atomization treatment has the advantages in the aspects of reducing respiratory diseases and the like: 1. the inhaled medicine can directly reach respiratory tract and lung and directly enter blood through capillary vessels of lung, so the effect is quick and more effective; 2. because the medicine is directly inhaled into the respiratory tract, the first-pass effect of the liver is avoided, the dosage is less, and the toxic and side effects of the medicine are reduced; 3. humidifying air passage and diluting sputum, can be widely applied to various respiratory diseases, and is particularly suitable for children and the old.
Currently, the more widely used therapeutic nebulizers are mainly compression, ultrasound and more novel mesh nebulizers, whether compression, ultrasound or mesh nebulizers, which can achieve a minimum drug particle size of about 5 μm, such as the ohm dragon NE-U22 mesh nebulizer. Although the particle size and the atomization speed are leading values in the industry, for the application of health and medical grade, the atomized particles reach below 0.5um, so that accurate lung administration can be completely realized, and no side effect is generated on human bodies; in addition, the atomizing flow and the atomizing time of the existing atomizing therapeutic apparatus are not controllable, and intelligent functions such as medicine administration and health management are not reminded, so that the requirements of different users on atomizing therapy cannot be met.
SUMMERY OF THE UTILITY MODEL
In order to solve the problem, the utility model provides an intelligence MEMS efflux atomizing therapeutic instrument solves above-mentioned problem through the structural design and the system improvement of innovation.
The utility model adopts the technical proposal that: an intelligent MEMS fluidic aerosol therapy device comprising: the power supply module is used for supplying power; the liquid storage bin is used for storing liquid medicine; the MEMS jet atomizer comprises a liquid inlet, a first micro-orifice plate, a second micro-orifice plate, a third micro-orifice plate and a liquid outlet, wherein the first micro-orifice plate, the second micro-orifice plate and the third micro-orifice plate are all provided with micro-orifice arrays, and micro-orifice switches are arranged on the micro-orifice arrays; a first liquid cavity is formed between the first micro-orifice plate and the second micro-orifice plate, a second liquid cavity is formed between the second micro-orifice plate and the third micro-orifice plate, the liquid inlet is communicated with the liquid storage bin, and the liquid outlet is communicated with the mist outlet; the circuit module comprises a control module and a wireless communication module, wherein the control module is electrically connected with the MEMS jet atomizer and is used for controlling the MEMS jet atomizer; the wireless communication module is connected with the control module and used for establishing communication connection between the control module and an external platform; and the human-computer interaction module is connected with the control module and is used for human-computer interaction.
Preferably, the second micro-orifice plate is made of a piezoelectric material, and the circuit control module controls the deformation of the second micro-orifice plate by applying voltage to realize the suction and the ejection of the liquid.
Preferably, the first micro-orifice plate, the second micro-orifice plate and the third micro-orifice plate are all made of piezoelectric materials, and the circuit control module controls the deformation of the first micro-orifice plate, the second micro-orifice plate and the third micro-orifice plate by applying voltage to realize the suction and the ejection of liquid.
Preferably, the power module is a rechargeable or replaceable battery.
Preferably, the control module comprises a driving circuit, a control circuit, a protection circuit and a flow control circuit.
Preferably, the human-computer interaction module comprises a key module, a display module and a prompting device, the key module comprises a power switch and a flow control knob, the display module is an LED display screen, and the prompting device is a vibration or acousto-optic prompting device.
Preferably, the wireless communication module is bluetooth, ZigBee or wifi.
Preferably, the external platform is a health cloud platform and/or a smart terminal.
Preferably, the MEMS jet nebulizer and the circuit module are integral or separate.
Preferably, the nebulizer treatment apparatus is open or closed as a whole.
Compared with the prior art, the utility model discloses there are following technological effect:
1) the micro-orifice plate manufactured by the MEMS process overcomes the technical bottleneck of the traditional manufacturing process, can realize micron-scale or even nano-scale ultra-micro pore diameter, can realize layer-by-layer atomization of liquid by being arranged in a liquid passage step by step, and finally obtains atomized particles lower than 0.5 micron; meanwhile, the atomization flow can be accurately controlled by controlling the deformation vibration frequency of the micro-orifice plate, the ultra-large flow exceeding 1 ml/min is realized, the application requirements of medical atomization, targeted therapy and the like can be completely met, and if a plurality of groups of chips are connected in series and in parallel, the important parameters such as the diameter of atomized particles, the atomization flow and the like can be further improved; meanwhile, the MEMS jet atomizer is simple in structure, small in size and remarkably improved in integration level, so that the size and the weight of the atomization therapeutic apparatus are also remarkably reduced, and the real portable design is realized;
2) the switch key and the flow control knob are configured, so that a patient can manually adjust the atomization flow according to treatment feeling, personalized use requirements are met, and the display module can display the conditions of the current time, the atomization flow, the atomization time, the electric quantity and the like of the therapeutic apparatus, so that the user can conveniently manage; a prompt module is arranged in the therapeutic apparatus, and the patient can be reminded of carrying out the atomization therapy in time by matching with a therapy scheme input by an external platform, so that the therapy is prevented from being influenced by forgetting of the user;
3) establishing a communication connection between the atomization therapeutic apparatus and an external platform through a wireless communication module, wherein the communication connection comprises a health cloud platform and an intelligent terminal, and the health cloud platform stores diagnosis and treatment schemes of a large number of diseases and administration schemes of different medicines as clinical references; and be provided with user management APP on the intelligent terminal, the user can set up the number of times of using medicine, time of using medicine, atomizing flow and atomizing time isoparametric according to self treatment scheme, carries out visual management to the aerosol therapy apparatus, is showing the user experience who improves aerosol therapy apparatus.
Drawings
FIG. 1 is a schematic external view of an intelligent MEMS fluidic nebulizer instrument;
FIG. 2 is a schematic diagram of the structure of the intelligent MEMS fluidic nebulizer treatment device 1;
FIG. 3 is a schematic diagram of the MEMS jet nebulizer of FIG. 2;
FIG. 4a is a schematic diagram of a top view of the micro orifice plate of FIG. 2;
FIG. 4b is a schematic top view of the micro orifice plate of FIG. 2;
FIG. 4c is a schematic diagram of a top view of the micro orifice plate of FIG. 2;
FIG. 4d is a schematic top view of the micro orifice plate of FIG. 2;
FIG. 5 is a functional block diagram of the intelligent MEMS fluidic nebulizer treatment device;
FIG. 6 is a schematic view of the MEMS jet nebulizer of FIG. 3 deformed to effect liquid inhalation 1;
FIG. 7 is a schematic view 1 of the MEMS jet nebulizer of FIG. 3 deformed to effect liquid ejection;
FIG. 8 is a schematic view of the MEMS jet nebulizer of FIG. 3 deformed to effect liquid inhalation, FIG. 2;
FIG. 9 is a schematic view of the MEMS jet nebulizer of FIG. 3 deformed to effect liquid inhalation, FIG. 2;
FIG. 10 is a schematic structural view of the MEMS jet atomizing therapeutic apparatus of the present invention, which is shown in FIG. 2;
fig. 11 is a schematic structural diagram 3 of the MEMS fluidic atomizing therapeutic apparatus of the present invention.
Detailed Description
The invention is further described below with reference to the accompanying drawings.
Referring to fig. 1-4, an intelligent MEMS fluidic aerosolization therapy apparatus, comprising: the power supply module 10 is used for supplying power, and can be a replaceable battery or a rechargeable battery; the liquid storage bin 20 comprises a liquid injection port 21 and is used for storing liquid medicine; the MEMS jet atomizer 30 comprises a liquid inlet 36, a first micro-orifice plate 31, a second micro-orifice plate 32, a third micro-orifice plate 33 and a liquid outlet 37, wherein a liquid passage with a fixed liquid flow direction is formed by the liquid inlet and the liquid outlet, the first micro-orifice plate 31, the second micro-orifice plate 32 and the third micro-orifice plate 33 are sequentially arranged on the liquid passage and are provided with micro-orifice arrays 311, 321 and 331, and micro-orifice switches 312, 322 and 332 are arranged on the micro-orifice arrays, so that the liquid can flow through the micro-orifice switches; a first liquid cavity 34 is formed between the first micro-orifice plate 31 and the second micro-orifice plate 32, a second liquid cavity 35 is formed between the second micro-orifice plate 32 and the third micro-orifice plate 33, and the aperture of the first micro-orifice plate 31, the aperture of the second micro-orifice plate 32 and the aperture of the third micro-orifice plate 33 are sequentially decreased in a descending manner to realize the function of atomizing layer by layer. The aperture of the first micro-orifice plate is preferably 8 to 12 μm, the aperture of the second micro-orifice plate is preferably 3 to 7 μm, and the aperture of the third micro-orifice plate is preferably 0.1 to 0.5 μm, more preferably, the aperture of the first micro-orifice plate is 10 μm, the aperture of the second micro-orifice plate is 5 μm, and the aperture of the micro-orifice array of the third micro-orifice plate is 0.3 μm. The liquid inlet 36 is communicated with a liquid outlet of the liquid storage bin 20, and the liquid outlet 37 is communicated with a mist outlet.
In particular, the shape of the micro-orifice plate (31, 32, 33) may be square (as shown in fig. 4a and 4 c) or circular (as shown in fig. 4b and 4 d). The micro-hole array on the micro-orifice plate can be uniformly arranged (as shown in fig. 4a and 4 b) or non-uniformly arranged (as shown in fig. 4c and 4 d), the non-uniform arrangement mode means that the distribution density of the micro-holes is decreased from the center to the periphery of the micro-orifice plate, and compared with the uniformly arranged micro-hole array, the non-uniformly arranged micro-hole array can improve the efficiency of driving the spray. Of course, the microwell array may be arranged in other ways, and is not limited thereto.
Referring to fig. 5, the MEMS fluidic atomizer further includes a circuit module 40, where the circuit module includes a control module and a wireless communication module, the control module is electrically connected to the MEMS fluidic atomizer, and specifically may include a driving circuit, a control circuit, a protection circuit, and a flow control circuit, so as to implement driving, controlling, protecting, and flow control functions; the wireless communication module is connected with the control module and used for establishing communication connection between the control module and an external platform, and the wireless communication module can be Bluetooth, ZigBee or wifi; the external platform can be a health cloud platform and/or an intelligent terminal, wherein the health cloud platform is used for storing diagnosis and treatment schemes of a large number of diseases and administration schemes of different medicines as clinical references; and be provided with user management APP on the intelligent terminal, the user can set up the number of times of using medicine, time of using medicine, atomizing flow and atomizing time isoparametric according to self treatment scheme, carries out visual management to the aerosol therapy appearance, avoids taking medicine the condition such as time-out, flow discomfort and takes place, is particularly useful for old man and child, is showing the user experience who improves aerosol therapy appearance.
The human-computer interaction module is arranged on the shell of the atomization therapeutic apparatus and connected with the control module. The man-machine interaction module comprises a key module, a display module and a prompt device. The key module comprises a power switch 51 and a flow control knob 52, and is provided with a switch key and a flow control knob, so that a patient can manually adjust the atomization flow according to treatment feeling, and the individualized use requirement is met; the display module is an LED display screen and is used for displaying the conditions of the current time, the atomization flow, the atomization time, the electric quantity and the like of the therapeutic apparatus, so that the management of a user is facilitated; the prompting device is a vibration or acousto-optic prompting device, and a patient can be timely reminded of carrying out atomization treatment by matching with a treatment scheme input by an external platform, so that the user is prevented from forgetting to influence the treatment. Further, if the power module is a rechargeable battery, the human-computer interaction module further comprises a charging interface.
Here, the control module realizes the suction and ejection of the liquid by controlling the deformation of the MEMS fluidic atomizer 30, and the specific driving modes are mainly two types:
scheme 1: referring to fig. 6 and 7, the second micro-orifice plate 32 is made of a piezoelectric material, and the control module controls deformation of the second micro-orifice plate 32 by applying a voltage to suck and eject the liquid.
The specific working process is as follows: a. in a non-working state, the first micro-orifice plate 31, the second micro-orifice plate 32 and the third micro-orifice plate 33 are all kept in a horizontal state, and each micro-orifice switch is closed; b. the liquid storage bin leads liquid into the atomizer, a micropore switch of the first micro orifice plate is forced to be opened, and the liquid enters the first liquid cavity 34; c. the control module applies voltage to the second micro-orifice plate 32 to control the second micro-orifice plate to deform downwards, the micro-orifice switch 322 of the second micro-orifice plate 32 is forced to open, liquid is sucked into the second liquid cavity 35, and at the moment, the micro-orifice switch 332 of the third micro-orifice plate 33 keeps a closed state; d. the control module applies voltage to the second micro-orifice plate 32 to control the second micro-orifice plate to deform upwards, the volume of the second liquid cavity 35 is compressed, the pressure is increased, the micro-orifice switch 322 of the second micro-orifice plate 32 is closed under stress, meanwhile, the micro-orifice switch 332 of the third micro-orifice plate 33 is opened under stress, and liquid is ejected through the micro-orifice array 331 with the smallest aperture, so that the injection of the ultramicro liquid is realized.
Scheme 2: referring to fig. 8 and 9, the first micro orifice plate 31, the second micro orifice plate 32 and the third micro orifice plate 33 are all made of piezoelectric materials, and the control module applies voltage and simultaneously controls the deformation of the first micro orifice plate 31, the second micro orifice plate 32 and the third micro orifice plate 33 to realize the suction and ejection of liquid.
The specific working process is as follows: a. in a non-working state, the first micro-orifice plate 10, the second micro-orifice plate 20 and the third micro-orifice plate 30 are all kept in a horizontal state, and all micro-orifice switches are closed; b. the liquid storage bin leads liquid into the atomizer, the micropore switch 12 of the first micro orifice plate 10 is forced to be opened, and the liquid enters the first liquid cavity 40; c. the control module applies voltage to the second micro-orifice plate 20 to control the downward deformation of the second micro-orifice plate, applies voltage to the first micro-orifice plate and the third micro-orifice plate to control the upward deformation of the first micro-orifice plate and the third micro-orifice plate, the micro-orifice switch 22 of the second micro-orifice plate 20 is forced to be opened, liquid is sucked into the second liquid cavity 50, and at the moment, the micro-orifice switch 32 of the third micro-orifice plate 30 keeps a closed state; d. the control module applies voltage to the second micro-orifice plate 20 to control the upward deformation of the second micro-orifice plate, applies voltage to the first micro-orifice plate 10 and the third micro-orifice plate 30 to control the downward deformation of the first micro-orifice plate and the third micro-orifice plate, the volume of the second liquid cavity 50 is sharply compressed, the pressure is remarkably increased, the micro-orifice switch 22 of the second micro-orifice plate 20 is forced to be closed, the micro-orifice switch 32 of the third micro-orifice plate 30 is forced to be opened, and liquid is ejected through the micro-orifice array 31 with the smallest aperture, so that the injection of the ultramicro liquid is realized.
It can be seen that, compared with the scheme 1 of controlling only the deformation of the second micro-orifice plate, the scheme 2 can rapidly and powerfully realize the suction and the ejection of the liquid, and further improve the atomization efficiency. Furthermore, the utility model discloses the preferred piezoelectricity drive mode that adopts, but other modes can still be adopted to the drive of spouting the orifice plate a little to control module, as long as can realize spouting the electric control of orifice plate a little can.
In the present invention, the MEMS fluidic atomizer 30 and the circuit module 40 can be manufactured by MEMS process integration to form an integrated MEMS fluidic atomization chip (integral type). Under the condition of an integrated structure, the whole atomization therapeutic apparatus can be designed to be closed, i.e. not detachable (as shown in fig. 2) or open, i.e. detachable, for example, a battery is separately arranged in a battery chamber, and an atomization chip and a liquid storage chamber are arranged in the atomization chamber, so that the battery and the atomization chamber can be conveniently replaced (as shown in fig. 10); the MEMS fluidic atomizer 30 and the circuit module 40 can be separately arranged (separated type), under the separated structure condition, the power module and the circuit module can be arranged in the battery compartment, and the atomizer and the liquid storage compartment are arranged in the atomization compartment (as shown in fig. 11).
In summary, the above is only a preferred embodiment of the present invention, and is not intended to limit the scope of the present invention, and the equivalent transformation or modification made by the present invention should be included in the scope of the present invention within the spirit of the present invention.
Claims (10)
1. An intelligent MEMS jet atomization therapy apparatus, comprising:
the power supply module is used for supplying power;
the liquid storage bin is used for storing liquid medicine;
the MEMS jet atomizer comprises a liquid inlet, a first micro-orifice plate, a second micro-orifice plate, a third micro-orifice plate and a liquid outlet, wherein the first micro-orifice plate, the second micro-orifice plate and the third micro-orifice plate are all provided with micro-orifice arrays, and micro-orifice switches are arranged on the micro-orifice arrays; a first liquid cavity is formed between the first micro-orifice plate and the second micro-orifice plate, a second liquid cavity is formed between the second micro-orifice plate and the third micro-orifice plate, the liquid inlet is communicated with the liquid storage bin, and the liquid outlet is communicated with the mist outlet;
the circuit module comprises a control module and a wireless communication module, wherein the control module is electrically connected with the MEMS jet atomizer and is used for controlling the MEMS jet atomizer; the wireless communication module is connected with the control module and used for establishing communication connection between the control module and an external platform;
and the human-computer interaction module is connected with the control module and is used for human-computer interaction.
2. The intelligent MEMS jet atomizing therapeutic apparatus of claim 1, wherein: the second micro-orifice plate is made of piezoelectric materials, and the circuit control module controls the deformation of the second micro-orifice plate by applying voltage to realize the suction and the ejection of liquid.
3. The intelligent MEMS jet atomizing therapeutic apparatus of claim 1, wherein: the first micro-orifice plate, the second micro-orifice plate and the third micro-orifice plate are all made of piezoelectric materials, and the circuit control module controls the deformation of the first micro-orifice plate, the second micro-orifice plate and the third micro-orifice plate by applying voltage to realize the suction and the ejection of liquid.
4. The intelligent MEMS jet atomizing therapeutic apparatus of claim 1, wherein: the power module is a rechargeable or replaceable battery.
5. The intelligent MEMS jet atomizing therapeutic apparatus of claim 1, wherein: the control module comprises a driving circuit, a control circuit, a protection circuit and a flow control circuit.
6. The intelligent MEMS jet atomizing therapeutic apparatus of claim 1, wherein: the man-machine interaction module comprises a key module, a display module and a prompting device, wherein the key module comprises a power switch and a flow control knob, the display module is an LED display screen, and the prompting device is a vibration or acousto-optic prompting device.
7. The intelligent MEMS jet atomizing therapeutic apparatus of claim 1, wherein: the wireless communication module is Bluetooth, ZigBee or wifi.
8. The intelligent MEMS jet atomizing therapeutic apparatus of claim 1, wherein: the external platform is a health cloud platform and/or an intelligent terminal.
9. The intelligent MEMS jet atomizing therapeutic device of any one of claims 1 to 8, wherein: the MEMS jet atomizer and the circuit module are integrated or separated.
10. The intelligent MEMS jet atomizing therapeutic device of any one of claims 1 to 8, wherein: the whole atomization therapeutic apparatus is open or closed.
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| CN201920033163.8U CN210494806U (en) | 2019-01-09 | 2019-01-09 | Intelligent MEMS jet atomization therapeutic apparatus |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| WO2022267077A1 (en) * | 2021-06-22 | 2022-12-29 | 中国科学院苏州生物医学工程技术研究所 | Rhinitis therapeutic instrument and operation method therefor |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2022267077A1 (en) * | 2021-06-22 | 2022-12-29 | 中国科学院苏州生物医学工程技术研究所 | Rhinitis therapeutic instrument and operation method therefor |
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