CN211383524U - Ultrasonic knife host control device - Google Patents

Ultrasonic knife host control device Download PDF

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Publication number
CN211383524U
CN211383524U CN201921314085.5U CN201921314085U CN211383524U CN 211383524 U CN211383524 U CN 211383524U CN 201921314085 U CN201921314085 U CN 201921314085U CN 211383524 U CN211383524 U CN 211383524U
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module
output
feedback
control
transducer
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汤俊伟
马辉
李文伟
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Nanchang Yuanhe Zezhong Technology Co ltd
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Nanchang Yuanhe Zezhong Technology Co ltd
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Abstract

The utility model discloses an ultrasonic knife host computer controlling means, including power module, touch screen module, control module, put the module in advance, output module, transducer and feedback module, power module installs in the host board upper end, output module installs in power module left side, put the module in advance and install in power module lower extreme, and lie in the output module right side, feedback module and control module install in put the module lower extreme in advance, and feedback module lies in the output module right side, control module lies in the feedback module right side, touch screen module, control module, put the module in advance, output module all links with power module electricity, touch screen module, control module, put the module in advance, output module, transducer, feedback module, connect gradually between the control module; the MCU module among the control module adopts STM32F407ZET6 as the MCU of host computer, under the circumstances that guarantees the performance requirement, more simple than the scheme hardware structure of MCU plus the DSP chip, the cost is lower, and host computer operation consumption is lower.

Description

Ultrasonic knife host control device
Technical Field
The utility model belongs to the technical field of supersound sword host computer control, concretely relates to supersound sword host computer controlling means.
Background
The ultrasonic knife utilizes the extremely strong penetrating power of ultrasonic waves to lead water in tissue cells to be gasified, and protein hydrogen bonds to be broken, and the like to achieve the purposes of cutting tissues and stopping bleeding. Since the ultrasonic scalpel has little thermal damage to surrounding tissues and almost no smoke or eschar generation, and is particularly suitable for endoscopic surgery, thereby minimizing complications, the ultrasonic scalpel is widely applied to the operation in the surgical operation.
The ultrasonic scalpel that is used clinically at present needs to cooperate the ultrasonic host computer to use, and the ultrasonic host computer on the existing market leads to system hardware complicacy because the hardware adopts analog signal source and DSP control technology, and the consumption is big, and accessories are difficult to purchase, leads to the repair cycle extension of host computer, seriously influences the normal use of machine.
Disclosure of Invention
The utility model provides an supersound sword host computer controlling means to solve the problem that proposes in the above-mentioned background art. The technical scheme of the utility model is realized like this:
an ultrasonic knife host control device comprises a power supply module, a touch screen module, a control module, a pre-amplification module, an output module, a transducer and a feedback module, wherein the power supply module is installed at the upper end of a host board, the output module is installed on the left side of the power supply module, the pre-amplification module is installed at the lower end of the power supply module and is positioned on the right side of the output module, the feedback module and the control module are installed at the lower end of the pre-amplification module, the feedback module is positioned on the right side of the output module, the control module is positioned on the right side of the feedback module, the touch screen module, the control module, the pre-amplification module and the output module are all electrically connected with the power supply module, and the touch screen module, the control module, the pre-amplification module, the output module;
the power supply module is used for generating working voltage required by normal work of a system, and comprises 5V voltage and 3.3V voltage, and the power supply module also comprises an adjustable power supply module with adjustable output voltage, and the voltage adjusting range is 0-45V;
the touch screen module is used for displaying system information and equipment operation during man-machine interaction, a 7-inch touch screen is adopted, the working state can be displayed during normal work, data of the transducer can be checked and output and detected, and the operation is finished through touch screen operation when the setting is needed;
the control module is used for generating ultrasonic signals, processing feedback signals, resetting the system, controlling the on and off of the system, processing liquid crystal display data, storing system parameters, storing pictures displayed by the liquid crystal display, and storing data in a system running program, and is main hardware for running the system;
the pre-amplification module is used for amplifying the 3.3V signal output by the control module to 5V and driving an output circuit of the output module;
the control signal output by the pre-amplifier module controls the push-pull circuit, the output power is adjusted by the power supply voltage of the push-pull circuit, and the output voltage of the push-pull transformer is output to the transducer after being filtered by the LC to drive the transducer to work;
the energy converter is used for converting the electric energy output by the output module into mechanical vibration with a frequency corresponding to the electric energy and transmitting the mechanical vibration to the feedback module;
the feedback module is used for reading voltage, current, handle key feedback signals and pedal feedback signals when the transducer works.
The utility model discloses an among the supersound sword host computer controlling means, control module includes MCU module, FLASH module, EEPROM module and SRAM module.
The utility model discloses an among the supersound sword host computer controlling means, the MCU module adopts the MCU that the model is STM32F407ZET 6.
The utility model discloses an among the supersound sword host computer controlling means, output module's output control circuit adopts MOS pipe and the BUCK circuit that freewheeling diode constitutes, and output is by PWM pulse width control.
The utility model discloses an among the supersound sword host computer controlling means, put the module in advance and adopt two input and output logic chips opposite completely, utilize a control signal to control two MOS pipes work in turn respectively.
The utility model discloses an among the supersound sword host computer controlling means, adjustable power module is right through the pressure regulating mode output module's output adjusts.
The utility model discloses an among the ultrasonic knife host computer controlling means, the MCU module just can reachd present operating voltage, electric current, power, impedance and the frequency of transducer through the signal that detects the feedback, adjusts the frequency and the output of ultrasonic wave again according to these parameters to make the transducer work at optimum.
Implement the utility model discloses a this kind of supersound sword host computer controlling means has following beneficial effect:
(1) the MCU module adopts STM32F407ZET6 as the MCU of the host, and under the condition of ensuring the performance requirement, the hardware structure is simpler, the cost is lower and the running power consumption of the host is lower than that of the scheme of adding a DSP chip into the MCU;
(2) the output power control circuit of the output module adopts a BUCK circuit consisting of an MOS (metal oxide semiconductor) tube and a freewheeling diode, and the output power is controlled by PWM (pulse width modulation) pulse width, so that good voltage stabilization, filtering and anti-interference effects are achieved on the circuit;
(3) the pre-amplifier module adopts two chips with completely opposite input and output logics, so that two MOS tubes can be controlled to work alternately by using one control signal, and software and hardware are simpler.
Drawings
FIG. 1 is a circuit diagram of the ultrasonic knife host control device of the present invention;
FIG. 2 is a system diagram of the ultrasonic knife host control device of the present invention;
fig. 3 is a diagram of the control module operating system of the present invention.
Detailed Description
The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention.
As shown in fig. 1 to 3, the ultrasonic knife host control device includes a power module 1, a touch screen module, a control module 2, a pre-amplifier module 3, an output module 4, a transducer and a feedback module 5, where the power module 1 is installed at the upper end of a host board, the output module 4 is installed at the left side of the power module 1, the pre-amplifier module 3 is installed at the lower end of the power module 1 and is located at the right side of the output module 4, the feedback module 5 and the control module 2 are installed at the lower end of the pre-amplifier module 3, the feedback module 5 is located at the right side of the output module 4, the control module 2 is located at the right side of the feedback module 5, the touch screen module, the control module 2, the pre-amplifier module 3 and the output module 4 are all electrically connected to the power module 1, and the touch screen module, the control module 2, the pre-amplifier module 3; the power supply module 1 is used for generating working voltage required by normal work of a system, and comprises 5V voltage and 3.3V voltage, the power supply module 1 also comprises an adjustable power supply module 1 with adjustable output voltage, the voltage adjusting range is 0-45V, and the adjustable power supply module 1 adjusts the output power of the output module 4 in a voltage adjusting mode; the touch screen module is used for displaying system information and equipment operation during man-machine interaction, a 7-inch touch screen is adopted, the working state can be displayed during normal work, data of the transducer can be checked and output and detected, and the operation is finished through touch screen operation when the setting is needed; the control module 2 is used for generating ultrasonic signals, processing feedback signals, resetting a system, controlling on and off and processing liquid crystal display data, is main hardware for system operation, the EEPROM is used for storing parameters of the system, the FLASH is used for storing pictures of liquid crystal display, the SRAM is a data storage in a program run by the system, the control module (2) comprises an MCU module 21, a FLASH module 22, an EEPROM module 23 and an SRAM module 24, and the MCU module 21 adopts an MCU with the model of STM32F407ZET 6. Under the condition of ensuring the performance requirement, the hardware is simpler and the cost is lower than the hardware of the scheme of adding the MCU and the DSP chip; the pre-amplifier module 3 is used for amplifying a 3.3V signal output by the control module 2 to 5V and driving an output circuit of the output module 4, the pre-amplifier module 3 adopts two chips with completely opposite input and output logics, and one control signal is used for respectively controlling two MOS (metal oxide semiconductor) tubes to work alternately, so that software and hardware are simpler; the output module 4 controls the push-pull circuit by the control signal output by the pre-amplifier module 3, the output power is adjusted by the power supply voltage of the push-pull circuit, and the output voltage of the push-pull transformer is output to the transducer after being filtered by LC to drive the transducer to work; an output power control circuit of the output module 4 adopts a BUCK circuit composed of an MOS (metal oxide semiconductor) tube and a freewheeling diode, and the output power is controlled by PWM (pulse width modulation) pulse width; the energy converter is used for converting the electric energy output by the output module 4 into mechanical vibration with frequency corresponding to the electric energy and transmitting the mechanical vibration to the feedback module 5; the feedback module 5 is used for reading the voltage, the current, the handle key feedback signal and the pedal feedback signal when the transducer works, the MCU module 21 can obtain the current working voltage, the current, the power, the impedance and the frequency of the transducer by detecting the feedback signal, and then the frequency and the output power of the ultrasonic wave are adjusted according to the parameters, so that the transducer works in the optimal state.
The ultrasonic knife host control device is characterized in that a power supply module 1 respectively supplies power to a touch screen module, a control module 2, a pre-amplifier module 3 and an output module 4, the output module 4 needs to be adjusted in a voltage adjusting mode, so that the adjustable power supply module 1 in the power supply module 1 supplies power, after the power supply, the host basically works normally, the touch screen module is set to send a working instruction which is received by the control module 2, wherein an MCU (microprogrammed control unit) module 21 processes an ultrasonic signal, a feedback signal, a system reset instruction, a startup and shutdown control instruction and a liquid crystal display data instruction which are output by the touch screen module, an EEPROM (electrically erasable programmable read-only memory) module 23 stores and processes system parameters, a FLASH module 22 stores and processes pictures displayed by liquid crystal, an SRAM (static random access memory) module 24 stores and processes data in a system operation program, and the MCU module 21 transmits the processed signals to the pre-, the EEPROM module 23, the FLASH module 22 and the SRAM module 24 all feed back the stored information to the touch screen module, the pre-amplifier module 3 amplifies the 3.3V signal output by the MCU module 21 to 5V for driving the output module 4, the output signal controls the push-pull circuit of the output module 4, thereby adjusting the output power, the output voltage of the push-pull transformer is output to the transducer after LC filtering, the transducer is driven to work, the transducer converts the filtered electric energy into mechanical vibration with corresponding frequency, and transmits the mechanical vibration to the feedback module 5, the feedback module 5 reads the signal, and transmits the feedback signal to the MCU module 21 for signal detection while performing feedback work, and performs signal adjustment according to the detection information, and the above steps are repeated to transmit the adjusted signal to the feedback module 5, and the signal is continuously adjusted and fed back until the feedback module 5 works in the optimal state.
The present invention is not limited to the embodiments, and any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (7)

1. The ultrasonic knife host control device is characterized by comprising a power supply module (1), a touch screen module, a control module (2), a pre-release module (3), an output module (4), a transducer and a feedback module (5), wherein the power supply module (1) is arranged at the upper end of a mainboard, the output module (4) is arranged at the left side of the power supply module (1), the pre-release module (3) is arranged at the lower end of the power supply module (1) and is positioned at the right side of the output module (4), the feedback module (5) and the control module (2) are arranged at the lower end of the pre-release module (3), the feedback module (5) is positioned at the right side of the output module (4), the control module (2) is positioned at the right side of the feedback module (5), and the touch screen module, the control module (2), the pre-release module (3) and the output module (4) are all electrically connected with the power supply module (1), the touch screen module, the control module (2), the pre-amplifier module (3), the output module (4), the transducer, the feedback module (5) and the control module (2) are sequentially connected;
the power supply module (1) is used for generating working voltage required by normal work of a system, the working voltage comprises 5V voltage and 3.3V voltage, the power supply module (1) further comprises an adjustable power supply module (1) with adjustable output voltage, and the voltage adjusting range is 0-45V;
the touch screen module is used for displaying system information and equipment operation during man-machine interaction, a 7-inch touch screen is adopted, the working state can be displayed during normal work, data of the transducer can be checked and output and detected, and the operation is finished through touch screen operation when the setting is needed;
the control module (2) is used for generating ultrasonic signals, processing feedback signals, resetting the system, controlling the on and off of the system, processing liquid crystal display data, storing system parameters, storing pictures displayed by the liquid crystal display, and storing data in a system operation program, and is main hardware for system operation;
the pre-amplification module (3) is used for amplifying a 3.3V signal output by the control module (2) to 5V and driving an output circuit of the output module (4);
the control signal output by the pre-amplifier module (3) controls the push-pull circuit, the output power is adjusted by the power supply voltage of the push-pull circuit, and the output voltage of the push-pull transformer is output to the transducer after being filtered by the LC to drive the transducer to work;
the energy converter is used for converting the electric energy output by the output module (4) into mechanical vibration with a frequency corresponding to the electric energy and transmitting the mechanical vibration to the feedback module (5);
the feedback module (5) is used for reading voltage, current, handle key feedback signals and pedal feedback signals when the transducer works.
2. The ultrasonic blade host control device according to claim 1, wherein the control module (2) comprises an MCU module (21), a FLASH module (22), an EEPROM module (23) and an SRAM module (24).
3. The ultrasonic blade host control device according to claim 2, wherein the MCU module (21) adopts an MCU of model STM32F407ZET 6.
4. The ultrasonic scalpel mainframe control device according to claim 1, wherein the output power control circuit of the output module (4) adopts a BUCK circuit composed of a MOS transistor and a freewheeling diode, and the output power is controlled by a PWM pulse width.
5. The ultrasonic scalpel host control device according to claim 1, wherein the pre-amplifier module (3) adopts two chips with completely opposite input and output logics, and one control signal is used to control the two MOS tubes to work alternately.
6. The ultrasonic knife host control device according to claim 1, wherein the adjustable power supply module (1) adjusts the output power of the output module (4) by means of voltage regulation.
7. The ultrasonic scalpel mainframe control device according to claim 2, wherein the MCU module (21) can obtain the current working voltage, current, power, impedance and frequency of the transducer by detecting the feedback signal, and then adjust the frequency and output power of the ultrasonic wave according to the parameters, so as to enable the transducer to work in the optimal state.
CN201921314085.5U 2019-08-14 2019-08-14 Ultrasonic knife host control device Active CN211383524U (en)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110339495A (en) * 2019-08-14 2019-10-18 南昌元合泽众科技有限公司 A kind of ultrasound knife host control device

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110339495A (en) * 2019-08-14 2019-10-18 南昌元合泽众科技有限公司 A kind of ultrasound knife host control device

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