CN218784568U - Ultrasonic conductivity meter treatment head capable of tuning output frequency - Google Patents
Ultrasonic conductivity meter treatment head capable of tuning output frequency Download PDFInfo
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- CN218784568U CN218784568U CN202221639941.6U CN202221639941U CN218784568U CN 218784568 U CN218784568 U CN 218784568U CN 202221639941 U CN202221639941 U CN 202221639941U CN 218784568 U CN218784568 U CN 218784568U
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Abstract
An ultrasonic conductivity meter treatment head with tunable output frequency comprises an integrated control component, a contact treatment component and a trigger driving component which are arranged in a matching mode, wherein the integrated control component is used for adjusting the modal rigidity of the contact treatment component, namely controlling the natural frequency of the treatment head; the contact treatment component is used for being in direct contact with the skin of a patient to transmit the energy of mechanical waves to a part to be treated of the patient, and the trigger driving component is used for outputting ultrasonic waves to trigger and drive the contact treatment component to vibrate for treatment; the integrated control assembly is connected with a monitoring module and a timing module, the monitoring module is used for monitoring admittance change parameters of the treatment head, and the timing module is used for setting treatment time parameters.
Description
The technical field is as follows:
the utility model relates to an ultrasonic conductivity meter treatment head with tunable output frequency.
Background art:
the ultrasonic conductivity meter is an electronic medical device which takes ultrasonic waves as main power to realize the needle-free injection target medicine penetration of medicines, and comprehensively adopts physical energy such as alternating current, ultralow frequency ultrasound and the like, and uses the focusing radiation pressure of the ultrasonic waves to generate impact force after the cell channel is opened by the alternating current, so that the mechanical energy is converted into powerful kinetic energy, and the medicines are transmitted into the body through the skin to achieve the needle-free injection effect.
The working principle of the ultrasonic wave output by the ultrasonic conductivity meter is that the ultrasonic transduction vibrator generates vibration under the action of alternating current, when the alternating current is consistent with the resonance frequency of the ultrasonic transduction vibrator, the transduction vibrator is in a resonance state, and the electric energy of alternating current is efficiently converted into mechanical energy so as to be transmitted to a part to be treated of a patient in an ultrasonic wave form.
In the treatment process, a treatment head of the ultrasonic conductivity meter and the skin of a patient form a vibration system, an ultrasonic transduction vibrator is in a resonance state, the control system of the existing ultrasonic conductivity meter usually depends on a radio frequency remote controller or an infrared transceiver to remotely adjust and control the ultrasonic transduction vibrator, the control mode is too simple, the loss or operation error of a control instruction is easy to occur, meanwhile, the whole vibration system is not necessarily in a good coupling state, namely, the ultrasonic output of the ultrasonic transduction vibrator is not necessarily and efficiently absorbed by the part to be treated of the patient, even when the anti-resonance frequency of the part to be treated of the patient is consistent with the resonance frequency of the ultrasonic transduction vibrator, the output of the ultrasonic transduction vibrator cannot be completely absorbed by the part to be treated of the patient, the working efficiency and the ultrasonic utilization rate are low, medicines cannot be fully utilized, and the treatment application scene is single; and when the part of the patient to be treated can not effectively absorb the ultrasonic wave, the energy carried by the ultrasonic wave is dissipated through other paths, which may cause the damage of the treatment head.
Aiming at the problems, the control system in the technical scheme adopts a control mode of linkage and matching of a plurality of functional components, and changes the resonance frequency of the treatment head by adjusting the modal rigidity of the magnetorheological elastomer so as to improve the working efficiency and avoid the damage of the treatment device.
The utility model has the following contents:
the embodiment of the utility model provides an ultrasonic conductance appearance treatment head of tunable output frequency, structural design is reasonable, based on the mutually supporting effect of a plurality of functional unit, can change the resonant frequency of treatment head through adjusting the modal rigidity of magnetic current becomes elastomer, can obtain great modal rigidity control range simultaneously, and the treatment application scene is extensive, and then promotes work efficiency and medicine utilization ratio; and can carry out real-time supervision to the admittance parameter, avoid the treatment panel amplitude on the treatment head too big or output admittance too high to avoid the treatment head to produce the damage, solved the problem that exists among the prior art.
The utility model discloses a solve the technical scheme that above-mentioned technical problem adopted and be:
an ultrasonic conductivity meter treatment head with tunable output frequency comprises an integrated control component, a contact treatment component and a trigger driving component which are arranged in a matched mode, wherein the integrated control component is used for adjusting the modal rigidity of the contact treatment component, namely controlling the natural frequency of the treatment head; the contact treatment component is used for being in direct contact with the skin of a patient to transmit the energy of mechanical waves to a part to be treated of the patient, and the trigger driving component is used for outputting ultrasonic waves to trigger and drive the contact treatment component to vibrate for treatment; the integrated control assembly is connected with a monitoring module and a timing module, the monitoring module is used for monitoring admittance change parameters of the treatment head, and the timing module is used for setting treatment time parameters.
The integrated control assembly is a magnetorheological controller, the monitoring module is an admittance measuring instrument, and the timing module is a timer; the model of the magneto-rheological controller is STM32F103C8T6, a pin fifteen of the magneto-rheological controller is connected with the admittance measuring instrument through an AD converter, and the magneto-rheological controller is connected with the timer through a pin forty-five.
A coil is connected to the magnetorheological controller and disposed around the contact therapy assembly for adjusting the modal stiffness of the contact therapy assembly.
The contact treatment component is a magnetorheological elastomer, a shell and an upper cover are arranged outside the magnetorheological elastomer to clamp the magnetorheological elastomer, so that the middle area of the magnetorheological elastomer is in a suspended state, a treatment panel is attached to the outer surface of the magnetorheological elastomer, and the treatment panel is in contact with the skin of a patient.
The trigger driving component is an ultrasonic transduction vibrator which is arranged on the back of the magnetorheological elastomer, so that sound waves output by the ultrasonic transduction vibrator drive the magnetorheological elastomer to vibrate.
By adopting the structure, the utility model adjusts the modal rigidity of the contact therapy component through the integrated control component, namely, the natural frequency of the therapy head is controlled; transmitting energy of the mechanical waves to a site to be treated of the patient by direct contact of the contact treatment assembly with the skin of the patient; the driving component is triggered to output ultrasonic waves to trigger the driving contact therapy component to vibrate for therapy; the admittance change parameter of the therapy head is monitored through the monitoring module, the therapy time parameter is set through the timing module so as to improve the working efficiency and the drug utilization rate, and the therapy head has the advantages of safety, high efficiency, simplicity, convenience and practicability.
Description of the drawings:
fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a schematic diagram of the internal structure of the present invention.
Fig. 3 is a schematic structural view of the coil and the magnetorheological elastomer of the present invention.
Fig. 4 is a cross-sectional view of fig. 3.
Fig. 5 is a schematic flow chart of the present invention.
Fig. 6 is an electrical schematic diagram of the magnetorheological controller of the present invention.
Fig. 7 is an electrical schematic diagram of the AD converter of the present invention.
Fig. 8 is an electrical schematic diagram of the timer of the present invention.
In the figure, 100, a treatment panel, 200, a magnetorheological elastomer, 300, an ultrasonic transducer vibrator, 400, a coil, 500, an upper cover, 600 and a shell.
The specific implementation mode is as follows:
in order to clearly explain the technical features of the present invention, the present invention will be explained in detail by the following embodiments and the accompanying drawings.
As shown in fig. 1 to 8, an ultrasonic conductivity meter treatment head capable of tuning output frequency comprises an integrated control component, a contact treatment component and a trigger driving component which are arranged in a matching way, wherein the integrated control component is used for adjusting the modal rigidity of the contact treatment component, namely controlling the natural frequency of the treatment head; the contact treatment component is used for being in direct contact with the skin of a patient to transmit the energy of the mechanical waves to the part of the patient to be treated, and the trigger driving component is used for outputting ultrasonic waves to trigger the contact treatment component to be driven to vibrate for treatment; the integrated control assembly is connected with a monitoring module and a timing module, the monitoring module is used for monitoring admittance change parameters of the treatment head, and the timing module is used for setting treatment time parameters.
The integrated control assembly is a magnetorheological controller, the monitoring module is an admittance measuring instrument, and the timing module is a timer; the model of the magneto-rheological controller is STM32F103C8T6, a pin fifteen of the magneto-rheological controller is connected with the admittance measuring instrument through an AD converter, and the magneto-rheological controller is connected with the timer through a pin forty-five.
Connected to the magnetorheological controller is a coil 400 arranged around the contact therapy assembly, said coil 400 being used to adjust the modal stiffness of the contact therapy assembly.
The contact therapy component is a magnetorheological elastomer 200, a shell 600 and an upper cover 500 are arranged outside the magnetorheological elastomer 200 to clamp the magnetorheological elastomer 200, so that the middle area of the magnetorheological elastomer 200 is in a suspended state, a therapy panel 100 is attached to the outer surface of the magnetorheological elastomer 200, and the therapy panel 100 is in contact with the skin of a patient.
The trigger driving component is an ultrasonic transduction vibrator 300, and the ultrasonic transduction vibrator 300 is installed on the back of the magnetorheological elastomer 200, so that the sound wave output by the ultrasonic transduction vibrator 300 drives the magnetorheological elastomer 200 to vibrate.
The embodiment of the utility model provides an in ultrasonic conductance appearance treatment head's of tunable output frequency theory of operation does: based on the mutual cooperation of a plurality of functional components, the resonance frequency of the therapy head can be changed by adjusting the modal stiffness of the magnetorheological elastomer, a larger modal stiffness adjusting range can be obtained, the therapy application scene is wide, and the working efficiency and the drug utilization rate are further improved; and can carry out real-time supervision to the admittance parameter, avoid the treatment panel amplitude on the treatment head too big or output admittance too high to avoid the treatment head to take place to damage, when the ultrasonic wave of discovery treatment head output can not effectively be absorbed by the patient, can be in the ultrasonic wave of tuning output in the certain limit, with the ultrasonic wave absorption efficiency who improves the patient, thereby the functionality is stronger, conveniently promotes and popularizes.
In the integral scheme, the treatment head mainly comprises an integrated control component, a contact treatment component and a trigger driving component which are matched with each other, wherein the integrated control component is used for adjusting the modal rigidity of the contact treatment component, namely controlling the natural frequency of the treatment head; the contact treatment component is used for being in direct contact with the skin of a patient to transmit the energy of the mechanical waves to the part of the patient to be treated, and the trigger driving component is used for outputting ultrasonic waves to trigger the contact treatment component to be driven to vibrate for treatment; the integrated control assembly is connected with a monitoring module and a timing module, the monitoring module is used for monitoring admittance change parameters of the treatment head, and the timing module is used for setting treatment time parameters.
Under the linkage and mutual cooperation of the functional components, the inherent resonance frequency of the treatment head is changed by adjusting the modal stiffness of the magnetorheological elastomer 200 to treat the patient, so that the medical personnel can conveniently control the treatment head, and the treatment effect is improved.
Preferably, the integrated control assembly is a magnetorheological controller, the monitoring module is an admittance measuring instrument, and the timing module is a timer; the model of the magneto-rheological controller is STM32F103C8T6, a pin fifteen of the magneto-rheological controller is connected with the admittance measuring instrument through an AD converter, the magneto-rheological controller is connected with the timer through a pin forty-five, the treatment process of the treatment head can be accurately quantified, and specifically, the voltage parameter for driving the magneto-rheological elastomer 200 and the current parameter flowing through the magneto-rheological elastomer 200 can be monitored, so that the admittance parameter of the treatment head can be measured by calculating the ratio of the output quantity to the input quantity of the treatment head.
As for the mode of adjusting the modal stiffness of the magnetorheological elastomer, a point-by-point scanning mode can be adopted, namely the mode stiffness of the magnetorheological elastomer 200 is controlled and adjusted to be gradually increased from minimum to maximum, and the admittance change condition of the treatment head in the process of increasing the modal stiffness is recorded; after the scanning is finished, automatically setting the modal stiffness corresponding to the maximum admittance parameter; the admittance parameters of the therapy head can also be maximized by continuously iterating the control parameters of the magnetorheological controller in a closed-loop feedback control manner.
Further, when the admittance of the therapy head has reached the maximum, i.e. the output efficiency of the therapy head has reached the optimum, the skin condition of the patient may change during the continuous therapy, and the temperature of the ultrasound transducer will also rise due to its own operation, which will all change the resonance characteristics of the therapy head, so that after the therapy head starts to operate, the control parameters of the magnetorheological elastomer 200 can be continuously adjusted during the whole therapy process, so that the therapy head is always in the maximum admittance state.
Preferably, a coil 400 is connected to the magnetorheological controller and disposed around the contact therapy assembly for adjusting the modal stiffness of the contact therapy assembly.
Preferably, the contact therapy component is a magnetorheological elastomer 200, the outer shell 600 and the upper cover 500 are arranged outside the magnetorheological elastomer 200 to clamp the magnetorheological elastomer 200, so that the middle area of the magnetorheological elastomer 200 is in a suspended state, the therapy panel 100 is attached to the outer surface of the magnetorheological elastomer 200, and the therapy panel 100 is in contact with the skin of a patient to ensure the therapy safety.
Preferably, the trigger driving component is an ultrasonic transduction vibrator 300, and the ultrasonic transduction vibrator 300 is installed on the back of the magnetorheological elastomer 200, so that sound waves output by the ultrasonic transduction vibrator 300 drive the magnetorheological elastomer 200 to vibrate, and the smooth action of the magnetorheological elastomer 200 is ensured.
Particularly, when the admittance of the treatment head is too large, the ultrasonic power output by the treatment head is also too large, the skin of a patient can be damaged by burns and the like, and in addition, the vibration amplitude of the treatment head also exceeds the design allowable range, so that the treatment head is damaged; in order to protect the patient and the therapy head, the upper limit of the admittance parameters can be set, and the control parameters of the magnetorheological elastomer are not changed continuously after the admittance of the therapy head reaches the upper limit.
For different medicines, the medicine solution of the medicine often has different physicochemical properties, and the utilization rate of the medicine can be effectively improved by tuning the output frequency of ultrasonic waves; when the amplitude of the therapy panel of the therapy head is too large or the output admittance is too high, the modal stiffness can be adjusted to effectively avoid the frequency range so as to avoid the therapy head from being damaged.
To sum up, the embodiment of the present invention provides an ultrasonic conductivity meter treatment head with tunable output frequency, which is based on the mutual cooperation of a plurality of functional components, and can change the resonance frequency of the treatment head by adjusting the modal stiffness of the magnetorheological elastomer, and meanwhile, can obtain a larger modal stiffness adjustment range, and has a wide treatment application range, thereby improving the working efficiency and the drug utilization rate; and can carry out real-time supervision to the admittance parameter, avoid the treatment panel amplitude on the treatment head too big or output admittance too high to avoid the treatment head to take place to damage, when the ultrasonic wave of discovery treatment head output can not effectively be absorbed by the patient, can be in the ultrasonic wave of tuning output in the certain limit, with the ultrasonic wave absorption efficiency who improves the patient, thereby the functionality is stronger, conveniently promotes and popularizes.
The above-mentioned specific embodiments can not be regarded as the restriction to the scope of protection of the utility model, to technical personnel in this technical field, it is right the utility model discloses any replacement improvement or transform that embodiment made all fall within the scope of protection of the utility model.
The parts of the present invention not described in detail are known to those skilled in the art.
Claims (3)
1. An ultrasonic conductivity meter treatment head with tunable output frequency is characterized in that: the treatment head comprises an integrated control assembly, a contact treatment assembly and a trigger driving assembly which are arranged in a matched mode, wherein the integrated control assembly is used for adjusting the modal rigidity of the contact treatment assembly, namely controlling the natural frequency of the treatment head; the contact treatment component is used for being in direct contact with the skin of a patient to transmit the energy of the mechanical waves to the part of the patient to be treated, and the trigger driving component is used for outputting ultrasonic waves to trigger the contact treatment component to be driven to vibrate for treatment; the integrated control assembly is connected with a monitoring module and a timing module, the monitoring module is used for monitoring admittance change parameters of the treatment head, and the timing module is used for setting treatment time parameters;
the integrated control assembly is a magnetorheological controller, the monitoring module is an admittance measuring instrument, and the timing module is a timer; the model of the magneto-rheological controller is STM32F103C8T6, a pin fifteen of the magneto-rheological controller is connected with the admittance measuring instrument through an AD converter, and the magneto-rheological controller is connected with the timer through a pin forty-five;
the contact treatment component is a magnetorheological elastomer, a shell and an upper cover are arranged outside the magnetorheological elastomer to clamp the magnetorheological elastomer, so that the middle area of the magnetorheological elastomer is in a suspended state, a treatment panel is attached to the outer surface of the magnetorheological elastomer, and the treatment panel is in contact with the skin of a patient.
2. The ultrasonic conductometer treatment head of claim 1, wherein the ultrasonic conductometer treatment head is capable of tuning output frequency: a coil is connected to the magnetorheological controller and disposed around the contact therapy assembly for adjusting the modal stiffness of the contact therapy assembly.
3. The ultrasonic conductometer treatment head of claim 1, wherein the ultrasonic conductometer treatment head is capable of tuning output frequency: the triggering driving component is an ultrasonic transduction vibrator which is arranged on the back of the magnetorheological elastomer so that sound waves output by the ultrasonic transduction vibrator drive the magnetorheological elastomer to vibrate.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221639941.6U CN218784568U (en) | 2022-06-28 | 2022-06-28 | Ultrasonic conductivity meter treatment head capable of tuning output frequency |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202221639941.6U CN218784568U (en) | 2022-06-28 | 2022-06-28 | Ultrasonic conductivity meter treatment head capable of tuning output frequency |
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| CN218784568U true CN218784568U (en) | 2023-04-04 |
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| CN202221639941.6U Active CN218784568U (en) | 2022-06-28 | 2022-06-28 | Ultrasonic conductivity meter treatment head capable of tuning output frequency |
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