CN204318790U - A kind of skin measurement device based on high frequency ultrasound - Google Patents

Abstract

The utility model discloses a skin measurement device based on high-frequency ultrasound, which comprises a high-frequency ultrasound transmitting device, an ultrasound receiving device, a controller, a signal preprocessor, a single-chip microcomputer, a display and a keyboard. The keyboard is connected with the single-chip microcomputer through a wire, And key in command information to the single-chip microcomputer by the keyboard, the single-chip microcomputer is connected with the controller through the serial port line, and the information obtained is sent to the controller, the electrical connection mode is between the described controller and the high-frequency ultrasonic emission device, and the controller The received electrical signal is sent to the high-frequency ultrasonic transmitting device. The skin measuring device based on high-frequency ultrasonic can measure the fat thickness according to the principle of ultrasonic pulse reflection. interface, the pulses are reflected back to the ultrasound receiving device, and the thickness of the fat is determined by precisely measuring the time the ultrasound travels through the body.

Description

A skin measuring device based on high-frequency ultrasound

technical field

The utility model relates to the technical field of medical measurement, in particular to a skin measurement device based on high-frequency ultrasound.

Background technique

Subcutaneous fat is fatty tissue stored under the skin. By measuring the thickness of subcutaneous fat, we can not only understand the thickness of subcutaneous fat and judge the fatness and thinness of the human body, but also use the measured sebum thickness to estimate the amount of body fat and evaluate the proportion of body composition. Related studies have shown that the detection of subcutaneous fat is of great significance in the process of clinical disease diagnosis. At present, the methods for measuring subcutaneous fat mainly include: computed tomography, magnetic resonance imaging, dual-energy X-ray absorptiometry, bioelectrical impedance measurement, etc., but all of them need to go to professional medical institutions for measurement, and the equipment is highly specialized, so it is difficult to practice Promote apps.

Utility model content

The purpose of this utility model is to provide a skin measurement device based on high-frequency ultrasound to solve the problems raised in the above-mentioned background technology.

In order to achieve the above object, the utility model provides the following technical solutions: a skin measurement device based on high-frequency ultrasound, including a high-frequency ultrasound transmitting device, an ultrasound receiving device, a controller, a signal preprocessor, a single-chip microcomputer, a display and a keyboard. The keyboard is connected to the single-chip microcomputer through a wire, and the instruction information is input to the single-chip microcomputer by the keyboard, and the single-chip microcomputer is connected to the controller through a serial port line, and the obtained information is sent to the controller. It is an electrical connection mode, the controller sends the received electrical signal to the high-frequency ultrasonic transmitting device, the high-frequency ultrasonic transmitting device is close to the human body, and transmits high-frequency sound waves to the human body through the probe, and the human body reflects the high-frequency sound waves and passes through The ultrasonic receiving device receives the reflected pulse information, the ultrasonic receiving device is connected with the signal pre-processor through an electrical connection, and sends the received information to the signal pre-processor, and the signal pre-processor is connected through a serial port line The obtained pulse information is processed and transformed into an electrical signal and sent to the single-chip microcomputer, and the single-chip microcomputer sends the electrical signal sent by the signal preprocessor to the display through wires, and the display converts the electrical signal into a digital signal and displays it.

Preferably, the high-frequency ultrasonic transmitting device, ultrasonic receiving device, controller, signal preprocessing, single-chip microcomputer, display and keyboard are combined into a unified whole, and each two adjacent structures are connected in one direction.

Preferably, the keyboard has functions of function selection and program writing, and the system can be programmed and commanded by typing in instructions.

Preferably, the controller is a microprogram controller, and the microprogram controller includes a control memory and microinstructions, and the microinstructions are segmented and decoded using a field decoding method.

Preferably, the probes are T-shaped disk emitting heads, and the number of probes is not less than four.

Compared with the prior art, the beneficial effect of the utility model is that the skin measuring device based on high-frequency ultrasound can measure the thickness of fat according to the principle of ultrasonic pulse reflection. At the interface, the pulse is reflected back to the ultrasonic receiving device, and the thickness of the fat is determined by accurately measuring the propagation time of the ultrasonic wave in the human body. This method is simple, intuitive, low in measurement cost, and has a large penetration depth.

Description of drawings

Fig. 1 is a structural representation of the utility model;

Fig. 2 is a block diagram of the working system of the utility model.

Detailed ways

The technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of them. example. Based on the embodiments of the present utility model, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the scope of protection of the present utility model.

Please refer to Figure 1-2, the utility model provides a technical solution: a skin measurement device based on high-frequency ultrasound, including a high-frequency ultrasound transmitter 2, an ultrasound receiver 3, a controller 4, a signal preprocessor 5, Single-chip microcomputer 6, display 7 and keyboard 8, keyboard 8 is connected with single-chip microcomputer 6 by wire, and input command information to single-chip microcomputer 6 by keyboard 8, keyboard 8 has function selection and programming function, carries out program writing and command to system by keying in command , the single-chip microcomputer 6 is connected with the controller 4 through the serial port line, and sends the obtained information to the controller 4, and the electrical connection mode is between the controller 4 and the high-frequency ultrasonic transmitting device 2, and the received electrical signal is transmitted by the controller 4 Sent to the high-frequency ultrasonic transmitting device 2, the controller 4 selects a microprogram controller, and the microprogram controller includes a control memory and a microinstruction, and the microinstruction adopts the field decoding method for segmental decoding, and the high-frequency ultrasonic emission 2 The device is close to the human body 1, and transmits high-frequency sound waves 9 to the human body through the probe 21. The probe 21 is a T-shaped disc transmitting head, and the number of probes 21 is not less than four. The human body 1 reflects high-frequency sound waves 9 and passes them through the ultrasonic receiving device 3 To receive the reflected pulse information, the ultrasonic receiving device 3 is connected to the signal preprocessor 5 through an electrical connection, and sends the received information to the signal preprocessor 5, and the signal preprocessor 5 connects the obtained The pulse information is processed and transformed into an electrical signal and sent to the single-chip microcomputer 6. The single-chip microcomputer 6 sends the electrical signal sent by the signal pre-processor 5 to the display 7 through a wire, and the display 7 converts the electrical signal into a digital signal and displays it. The high-frequency ultrasonic transmitter 2 , ultrasonic receiving device 3, controller 4, signal preprocessing 5, single-chip microcomputer 6, display 7 and keyboard 8 are combined into a unified whole, and each adjacent two structures are unidirectionally connected.

Working principle: when working, stick the device on the surface of the human body 1, key in instructions on the keyboard 8, and control the operation of the high-frequency ultrasonic transmitting device 2 through the single-chip microcomputer 6 and the controller 4, and the high-frequency ultrasonic transmitting device 2 transmits ultrasonic waves to the human body 1 through the probe 21, The ultrasonic pulse penetrates the skin 11 and fat 12 of the human body 1 and reaches the muscle 13. The muscle 13 reflects the echo signal back and is received by the ultrasonic receiving device 3. After preprocessing the signal, the result is sent to the single-chip microcomputer 6, and the single-chip microcomputer 6 pairs the data. Perform calculation and sorting, and then send to the display 7, the display 7 converts the signal into a digital signal for display, and adopts a multi-point measurement method in the measurement process to achieve the accuracy of the measurement result.

It is obvious to those skilled in the art that the present invention is not limited to the details of the above exemplary embodiments, and that the present invention can be implemented in other specific forms without departing from the spirit or essential features of the present invention. Therefore, no matter from all points of view, the embodiments should be regarded as exemplary and non-restrictive, and the scope of the present invention is defined by the appended claims rather than the above description, so it is intended to fall within the scope of the claims All changes within the meaning and range of equivalents of the required elements are included in the present invention. Any reference sign in a claim should not be construed as limiting the claim concerned.

In addition, it should be understood that although this specification is described according to implementation modes, not each implementation mode only contains an independent technical solution, and this description in the specification is only for clarity, and those skilled in the art should take the specification as a whole , the technical solutions in the various embodiments can also be properly combined to form other implementations that can be understood by those skilled in the art.

Claims (5)

1. A skin measuring device based on high-frequency ultrasound, comprising high-frequency ultrasound transmitting device, ultrasound receiving device, controller, signal preprocessor, single-chip microcomputer, display and keyboard, it is characterized in that: described keyboard is connected with single-chip microcomputer by wire , and key in instruction information to the single-chip microcomputer through the keyboard, and the single-chip microcomputer is connected with the controller through a serial port line, and sends the obtained information to the controller. The device sends the received electrical signal to the high-frequency ultrasonic transmitting device. The high-frequency ultrasonic transmitting device is close to the human body, and transmits high-frequency sound waves to the human body through the probe. The human body reflects the high-frequency sound waves and passes the reflected pulse through the ultrasonic receiving device. Information reception, the ultrasonic receiving device is connected to the signal pre-processor through an electrical connection, and sends the received information to the signal pre-processor, and the signal pre-processor processes the obtained pulse information through a serial port line connection The electrical signal is converted into an electrical signal and sent to a single-chip microcomputer, and the single-chip microcomputer sends the electrical signal sent by the signal preprocessor to a display through a wire, and the display converts the electrical signal into a digital signal and displays it. 2. A kind of skin measurement device based on high-frequency ultrasound according to claim 1, characterized in that: said high-frequency ultrasound transmitting device, ultrasound receiving device, controller, signal preprocessing, single-chip microcomputer, display and keyboard are combined into A unified whole, and every two adjacent structures are connected in one direction. 3. A skin measurement device based on high-frequency ultrasound according to claim 1, characterized in that: the keyboard has functions of function selection and program writing, and the system is programmed and commanded by typing in instructions. 4. A skin measuring device based on high-frequency ultrasound according to claim 1, characterized in that: the controller is a microprogram controller, and the microprogram controller includes a control memory and micro instructions, and the microprogram controller Instructions are decoded in segments using the field decoding method. 5 . A skin measurement device based on high-frequency ultrasound according to claim 1 , wherein the probes are T-shaped disc emitters, and the number of probes is not less than four.