CN210095699U

CN210095699U - Muscle relaxation monitor

Info

Publication number: CN210095699U
Application number: CN201822236622.0U
Authority: CN
Inventors: 陈宁; 陈顺俊
Original assignee: Guangdong Medical Technology Co Aisne
Current assignee: Guangdong Medical Technology Co Aisne
Priority date: 2018-12-28
Filing date: 2018-12-28
Publication date: 2020-02-21
Anticipated expiration: 2028-12-28

Abstract

The utility model relates to a muscle relaxation monitor, which comprises a host, an electrode plate and an acceleration sensor, wherein the electrode plate and the acceleration sensor are connected with the host through cable joints; the host computer includes the shell, control panel, control circuit board, pulse transformer and power, and control panel sets up openly at the shell, and control circuit board, transformer and power all set up in the shell, and pulse transformer, power and control panel all are connected with control circuit board electricity. The utility model has the advantages that: the device has the advantages of simple and easy structure, convenient operation, small volume, portability, capability of quickly and simply measuring the relaxation degree of the muscle of a detector, low requirement on the use environment and wider use range; the single mode key is arranged, so that the mode can be quickly set by one key, the setting process is omitted, the operation process is simple and quick, errors are avoided under the condition of disorder, and the invalid operation rate is reduced.

Description

Muscle relaxation monitor

Technical Field

The utility model belongs to the field of medical equipment, especially, relate to a muscle relaxation monitor.

Background

The muscle relaxation monitor is suitable for monitoring surgical anesthesia and ICU patients, continuously monitors the change of muscle relaxation degree in real time, objectively reflects the growth and contraction process of muscle relaxation effect, correctly guides the application of muscle relaxation medicine and researches the pharmacodynamics of the muscle relaxation medicine, and is an instrument for observing the muscle relaxation medicine effect by stimulating peripheral nerves to cause muscle twitch of the patients in the surgical anesthesia process. The muscle relaxant has larger individual difference, and different muscle groups of the whole body have different sensibility to the muscle relaxant, the monitoring of the muscle tension can guide the reasonable application of the muscle relaxant during anesthesia, the requirement of the muscle relaxant at different stages of anesthesia can be ensured, the opportunity of intubation and tube drawing can be favorably mastered, the incidence rate of the residual action of the postoperative muscle relaxant is reduced, and the safety of patients is ensured.

Under the condition of complete neuromuscular function, when peripheral motor nerves are electrically stimulated to reach a certain stimulation intensity, the muscles contract to generate a certain muscle force, the response of single muscle fibers to the stimulation follows an all-or-nothing mode, the muscle force of the whole machine group depends on the number of the muscle fibers participating in the contraction, if the stimulation intensity exceeds a threshold value, all the muscle fibers innervated by nerves contract, and the muscles generate the maximum contraction force, clinically, the stimulation intensity which is more than 20-25% of the threshold value is used as super-strong stimulation to ensure that the maximum contraction response is caused, the super-strong stimulation can generate pain, a patient does not feel pain during anesthesia, and the patient can feel pain during recovery. Patent No. CN103845065 discloses a muscle relaxation degree measuring method, a processing device and a muscle relaxation measuring instrument, which describe a more accurate data acquisition and calculation method, but do not disclose a specific configuration.

Disclosure of Invention

In order to solve the technical problem, the utility model provides a muscle relaxation monitor.

The utility model adopts the technical proposal that: a muscle relaxation monitor comprises a host, an electrode plate and an acceleration sensor, wherein the electrode plate and the acceleration sensor are connected with the host through cable connectors; the host comprises a shell, a control panel, a control circuit board, a pulse transformer and a power supply, wherein the control panel is arranged on the front side of the shell, the control circuit board, the transformer and the power supply are arranged in the shell, and the pulse transformer, the power supply and the control panel are electrically connected with the control circuit board;

the control circuit board comprises a CPU, a voltage control module, an input module, an output module, a storage module and an acceleration sensor feedback module, wherein the voltage control module, the input module, the output module, the storage module and the acceleration sensor feedback module are all connected with the CPU, and the voltage control module is connected with a pulse transformer;

the input module and the output module are connected with the control panel, the acceleration sensor feedback module is connected with the acceleration sensor through a cable joint, and the pulse transformer is connected with the electrode plate through the cable joint.

Preferably, the electrode plate is a double parallel electrode plate, and the double parallel electrode plate is provided with a temperature measuring electrode plate and a stimulating electrode plate.

Preferably, the double parallel electrode plates are two connected circular sheet structures, and the temperature measuring electrode plate and the stimulating electrode plate are respectively arranged at the circle centers of the two circular sheet structures.

Preferably, the electrode plate is a sub-conductive electrode plate, a central conductive electrode and a sub-conductive electrode are arranged on the sub-conductive electrode plate, the central conductive electrode and the sub-conductive electrode are connected through a conductive metal sheet, a battery groove is arranged on the back of the sub-conductive electrode plate, and a button battery is arranged in the battery groove;

preferably, the number of the branch conducting electrodes is 3-5, the number of the conducting metal sheets is the same as that of the branch conducting electrodes, and the branch conducting electrodes are uniformly distributed around the central conducting electrode.

Preferably, the front surface of the sub-conducting pole piece is provided with a glue surface, and the upper surface of the glue surface is provided with a glue surface protection paste;

preferably, one side of the adhesive surface protection paste is connected with one side of the sub-conducting pole piece, and the other side of the sub-conducting pole piece is provided with an adhesive-free opening.

Preferably, the control panel comprises a display and keys, the display is connected with the output module, and the keys are connected with the input module.

Preferably, the display is an LCD display screen, and the keys comprise an on-off key, two direction keys, four mode keys and two function keys.

Preferably, the power supply comprises a lithium battery and a charging and discharging circuit, the charging and discharging circuit is connected with the lithium battery, and the lithium battery is connected with the CPU.

Preferably, the control circuit board further comprises a clock module, and the clock module is an RTC clock chip.

Preferably, the memory module is an spi-flash memory chip.

The utility model has the advantages and positive effects that:

the technical scheme 1 has the advantages of simple and easy structure, convenient operation, small volume and portability, can quickly and simply measure the relaxation degree of muscles of a detector, has low requirements on the use environment, and has wider use range;

2, an independent mode key is arranged, so that the mode can be quickly set by one key, the setting process is omitted, the operation process is simple and quick, errors are avoided under the condition of disorder, and the invalid operation rate is reduced;

3, the double parallel electrode plates are adopted, the body temperature of a detector is measured at the same time, auxiliary parameters are provided, the stimulation waveform can be better analyzed, and the state of the detector is further fed back;

and 4, the conductive pole pieces are adopted, so that the electric shock effect is enhanced, the electric shock action area is increased, and the detection sensitivity is increased.

Drawings

Fig. 1 is a schematic structural diagram of the present invention;

FIG. 2 is a block diagram of the control circuit board structure of the present invention;

FIG. 3 is a circuit diagram of the control circuit board of the present invention;

FIG. 4 is a schematic view of a dual parallel electrode sheet structure;

FIG. 5 is a schematic view of a conductive tab structure.

In the figure:

1. shell 2, button 3, display

4. Control circuit board 5, pulse transformer 6, power

7. Cable joint 8, acceleration sensor 9, electrode slice

11. Temperature measuring electrode piece 12, stimulating electrode piece 21 and central conducting electrode

22. Conductive electrode 23, conductive metal sheet 24 and adhesive surface

25. Glue surface protecting paste 26 and glue-free opening

Detailed Description

An embodiment of the present invention is described below with reference to the drawings.

As shown in fig. 1, the utility model relates to a muscle relaxation monitor, including host computer, electrode slice 9 and acceleration sensor 8 all are connected with the host computer through cable joint 7, and electrode slice 9 is used for realizing amazing function, and acceleration sensor 8 is used for perception weak mobile signal, fixes electrode slice 9 and acceleration sensor 8 on the skin surface during the use, exerts the current stimulation through electrode slice 9, draws the muscle motion law through acceleration sensor 8 to detect muscle relaxation; the host computer includes shell 1, control panel, control circuit board 4, pulse transformer 5 and power 6, control panel is used for realizing the operating function, and with muscle feedback information display, control circuit realizes the overall control function of detector, be control system's carrier, power 6 supports system power, pulse transformer 5 has realized converting the electric current into stimulus signal and export, control panel sets up openly at shell 1, and in the operation, control circuit board 4, transformer and power 6 all set up in shell 1, pulse transformer 5, power 6 and control panel all are connected with control circuit board 4 electricity.

As shown in fig. 2, the control circuit board 4 includes a CPU, a voltage control module, an input module, an output module, a storage module and an acceleration sensor feedback module, the voltage control module, the input module, the output module, the storage module and the acceleration sensor feedback module are all connected to the CPU, and the voltage control module is connected to the pulse transformer 5; the CPU is a control chip, a common general chip can be adopted to realize a control function, the input module and the output module are connected with a control panel, the control panel comprises a display 3 and a key 2, the display 3 is connected with the output module, the key 2 is connected with the input module, and the display 3 is an LCD (liquid crystal display) screen, so that man-machine interaction is carried out to embody a detection result; the storage module is used for storing the information of the detector and can adopt an spi-flash storage chip; the pulse transformer 5 is connected with the electrode plate 9 through the cable joint 7, high voltage of 300-400V is output through the pulse transformer 5, the cpu sends pwm pulse according to the circuit diagram shown in fig. 3, output of high voltage pulse is realized, and the electrode plate 9 stimulates a detector to realize electrode stimulation; the acceleration sensor 8 feedback module is connected with the acceleration sensor 8 through the cable joint 7, the acceleration sensor detects the acceleration of the finger movement of the person to be detected, the information fed back by the acceleration sensor 8 is processed, and the muscle relaxation is reflected through the data or waveform of the display 3. The power supply 6 comprises a lithium battery and a charging and discharging circuit, the charging and discharging circuit is connected with the lithium battery, the lithium battery is connected with the CPU, correspondingly, the power supply can be set into a direct current power supply line, and the power supply is realized through an external power supply. The control circuit board 4 further comprises a clock module, wherein the clock module is an RTC clock chip, and can reflect time in real time and assist in detection.

The scheme adopts nine-key operation, and the key 2 comprises an on-off key, two direction keys, four mode keys and two function keys; the on-off key is used for realizing the functions of starting up and shutting down and confirming, and in the power-off state, the short press is used for starting up, the long press is used for shutting down for more than 3s, and in the power-on state, the confirmation function is realized; the two direction keys are an upper key and a lower key respectively, so that the upward and downward functions are realized, and the wave intensity adjustment and the stimulation depth adjustment can be carried out according to the tolerance of a detector; the four mode keys are DBS, PTC, STC and TOF respectively, so that detection is performed according to the preset four modes respectively, and the operation mode is quicker, simpler and more convenient to use; the two function keys are respectively a calibration key and a setting key, when the calibration key 2 is pressed down, a calibration interface appears on a screen, a pulse is sent out to stimulate a detector, the running condition of the finger of the detector is obtained through acceleration feedback, a setting button is pressed down, a setting interface is popped up, and time and various parameter settings are carried out. The nine operation keys are simple and clear, are convenient to operate, and can realize the conversion of various operation modes through mutual cooperation.

As shown in fig. 4, the electrode sheet 9 may be a dual electrode sheet, and a temperature measurement electrode sheet 11 and a stimulation electrode sheet 12 are provided on the dual electrode sheet, the stimulation electrode sheet 12 is used for providing corresponding current stimulation to the examiner, and the temperature measurement electrode sheet 11 is used for measuring questions of the examiner and providing auxiliary parameters for the examination. The double parallel electrode plates can be oval, the temperature measurement electrode plates 11 and the stimulation electrode plates 12 are respectively arranged on two sides and act on the skin surfaces of a detector at the same time, the temperature measurement electrode plates 11 and the stimulation electrode plates 12 are respectively arranged at the circle centers of the two circular sheet structures for being connected with each other, the positioning is convenient, and the mutual influence of the temperature measurement electrode plates 11 and the stimulation electrode plates 12 during the action is also avoided. According to needs, distinguishing and identifying functions can be achieved by marking the electrode plates on the two sides through colors.

As shown in fig. 5, the electrode plate 9 may also be a sub-conductive electrode plate, the sub-conductive electrode plate is provided with a central conductive electrode 21 and a sub-conductive electrode 22, the central conductive electrode 21 and the sub-conductive electrode 22 are connected by a conductive metal sheet 23, a battery jar is provided on the back of the sub-conductive electrode plate, and a button battery is provided in the battery jar; the number of the partial conductive electrodes 22 is 3-5, the number of the conductive metal sheets 23 is the same as that of the partial conductive electrodes 22, and the partial conductive electrodes 22 are uniformly distributed around the central conductive electrode 21. The front surface of the sub-conducting pole piece is provided with a glue surface 24 for being fixedly stuck on the skin surface of a detector, if the glue surface of the existing pole piece is made of the glue surface material, the glue surface can be repeatedly used, and the upper surface of the glue surface 24 is provided with a glue surface protection sticker 25 for preventing the glue surface 24 from being damaged or polluted; the glue surface protection paste 25 can be independently present, or in order to avoid losing the glue surface protection paste 25, one side of the glue surface protection paste 25 is connected with one side of the sub-conducting pole piece, and the other side of the sub-conducting pole piece protrudes and is provided with a glue-free opening 26, so that the glue surface protection paste 25 can be conveniently taken down.

While one embodiment of the present invention has been described in detail, the description is only a preferred embodiment of the present invention, and should not be considered as limiting the scope of the present invention. All the equivalent changes and improvements made according to the application scope of the present invention should still fall within the patent coverage of the present invention.

Claims

1. A muscle relaxation monitor is characterized in that: the system comprises a host, an electrode plate and an acceleration sensor, wherein the electrode plate and the acceleration sensor are connected with the host through cable connectors; the host comprises a shell, a control panel, a control circuit board, a pulse transformer and a power supply, wherein the control panel is arranged on the front surface of the shell, the control circuit board, the transformer and the power supply are arranged in the shell, and the pulse transformer, the power supply and the control panel are electrically connected with the control circuit board;

the control circuit board comprises a CPU, a voltage control module, an input module, an output module, a storage module and an acceleration sensor feedback module, wherein the voltage control module, the input module, the output module, the storage module and the acceleration sensor feedback module are all connected with the CPU, and the voltage control module is connected with the pulse transformer;

the input module and the output module are connected with the control panel, the acceleration sensor feedback module is connected with the acceleration sensor through the cable joint, and the pulse transformer is connected with the electrode plate through the cable joint.

2. The muscle relaxation monitor of claim 1, wherein: the electrode plates are double parallel electrode plates, and the double parallel electrode plates are provided with temperature measuring electrode plates and stimulating electrode plates.

3. The muscle relaxation monitor of claim 2, wherein: the double parallel electrode plates are two connected circular sheet structures, and the temperature measuring electrode plate and the stimulating electrode plate are respectively arranged at the circle centers of the two circular sheet structures.

4. The muscle relaxation monitor of claim 1, wherein: the electrode plate is a sub-conductive electrode plate, a central conductive electrode and a sub-conductive electrode are arranged on the sub-conductive electrode plate, the central conductive electrode and the sub-conductive electrode are connected through a conductive metal sheet, a battery groove is arranged on the back of the sub-conductive electrode plate, and a button battery is arranged in the battery groove;

preferably, the number of the sub-conducting electrodes is 3-5, the number of the conducting metal sheets is the same as that of the sub-conducting electrodes, and the sub-conducting electrodes are uniformly distributed around the central conducting electrode.

5. The muscle relaxation monitor of claim 4, wherein: the front surface of the conductive electrode separating plate is provided with a glue surface, and the upper surface of the glue surface is provided with a glue surface protective paste;

preferably, one side of the adhesive surface protection paste is connected to one side of the sub-conducting pole piece, and the other side of the sub-conducting pole piece protrudes and is provided with an adhesive-free opening.

6. A muscle relaxation monitor as claimed in any one of claims 2 to 5, wherein: the control panel comprises a display and a key, the display is connected with the output module, and the key is connected with the input module.

7. The muscle relaxation monitor of claim 6, wherein: the display is an LCD screen, and the keys comprise an on-off key, two direction keys, four mode keys and two function keys.

8. A muscle relaxation monitor as claimed in any one of claims 2 to 5, wherein: the power supply comprises a lithium battery and a charging and discharging circuit, the charging and discharging circuit is connected with the lithium battery, and the lithium battery is connected with the CPU.

9. A muscle relaxation monitor as claimed in any one of claims 2 to 5, wherein: the control circuit board further comprises a clock module, and the clock module is an RTC clock chip.

10. A muscle relaxation monitor as claimed in any one of claims 2 to 5, wherein: the storage module is an spi-flash storage chip.