Interference testing device for cardiac and electroencephalogram electromechanical surgery

Abstract

The utility model discloses an interference testing device for cardiac and electroencephalogram electromechanical surgery. The interference testing device comprises a shell; the interference source is arranged in the shell; the control unit is arranged in the shell and is connected with the interference source; the coupling network is arranged in the shell and is connected with the interference source and the control unit; and the action port is connected with the coupling network. According to the interference testing device for the electrocardiograph and electroencephalogram electromechanical surgery, coupling networks suitable for different objects are achieved, the interference testing device is suitable for structures with flexibly-changed shielding conditions, the total cost is reduced, and the occupied space of equipment is reduced.

Description

TECHNICAL FIELD

[0001] The utility model relates to interference test device technical field especially a heart, brain electrograph machine electric surgery interference test device. BACKGROUND

[0002] The electrocardiograph, electrocardio monitor and electroencephalograph are common medical instruments in the medical and health industry, and the heart and brain electrical equipment needs to be subjected to electric surgery interference test before being put on the market, mainly according to GB 9706.227-2021 "Medical Electrical Equipment Part 2-27: Special Requirements for Basic Safety and Basic Performance of Electrocardio Monitor", YY 9706.234-2021 "Medical Electrical Equipment Part 2-34: Special Requirements for Basic Safety and Basic Performance of Invasive Blood Pressure Monitor", YY 9706.249-2023 "Medical Electrical Equipment Part 2-49: Special Requirements for Safety of Multi-parameter Patient Monitor", IEC 80601-2-26-2019 Medical Electrical Equipment. Part 2-26: Special Requirements for Basic Safety and Basic Performance of Electroencephalograph.

[0003] Because the electric surgery interference devices used by various standards of the heart and electroencephalograph are inconsistent, if various types of products need to be detected at the same time, different electric surgery test devices need to be configured, and even the multi-parameter electrocardio monitor needs to be configured with different interference devices with different shielding conditions, which causes unnecessary waste, therefore, a set of electric surgery interference devices suitable for different products is researched. UTILITY MODEL CONTENT

[0004] The utility model provides a heart, brain electrograph machine electric surgery interference test device in view of the deficiency in the prior art, solves the technical problems in the prior art.

[0005] The utility model discloses the purpose is realized in the following mode: a heart, brain electrograph machine electric surgery interference test device, including:

[0006] Shell;

[0007] Interference source, be located in the shell;

[0008] Control unit, be located in the shell, with interference source connects;

[0009] Coupling network, be located in the shell, with interference source connects, with Control unit connects;

[0010] Action port, with coupling network connects.

[0011] As an optional scheme of the utility model technical scheme, the interference source includes:

[0012] A rectification filter module is arranged in the shell.

[0013] A high-voltage output module is connected with the rectification filter module.

[0014] A high-voltage high-frequency output module is connected with the high-voltage output module.

[0015] An interference source drive is connected with the high-voltage high-frequency output module.

[0016] As an optional scheme of the utility model technical scheme, the control unit comprises the following modules:

[0017] A microprocessor is connected with the rectification filter module.

[0018] A low-voltage module is connected with the microprocessor.

[0019] A key drive is connected with the microprocessor.

[0020] A key is connected with the key drive.

[0021] A display drive is connected with the microprocessor.

[0022] A display is connected with the display drive.

[0023] An analog signal output drive is connected with the microprocessor.

[0024] An analog signal output module is connected with the analog signal output drive.

[0025] As an optional scheme of the utility model technical scheme, the coupling network comprises:

[0026] A first output drive is connected with the microprocessor.

[0027] An electrocardio conductive part coupling module is connected with the first output drive.

[0028] A second output drive is connected with the microprocessor.

[0029] An electrocardio non-conductive part coupling module is connected with the second output drive.

[0030] A third output drive is connected with the microprocessor.

[0031] An invasive blood pressure part coupling module is connected with the third output drive.

[0032] A fourth output drive is connected with the microprocessor.

[0033] An electroencephalogram coupling module is connected with the fourth output drive.

[0034] As an optional scheme of the utility model technical scheme, the action port is connected with the electrocardiogram conductive part coupling module, the electrocardiogram non-conductive part coupling module, the invasive blood pressure part coupling module and the electroencephalogram coupling module respectively.

[0035] As an optional scheme of the utility model technical scheme, the high-voltage high-frequency output module is connected with the electrocardiogram conductive part coupling module, the electrocardiogram non-conductive part coupling module, the invasive blood pressure part coupling module and the electroencephalogram coupling module respectively.

[0036] As an optional scheme of the utility model technical scheme, the analog signal output module is connected with the electrocardiogram conductive part coupling module, the electrocardiogram non-conductive part coupling module, the invasive blood pressure part coupling module and the electroencephalogram coupling module respectively.

[0037] As an optional scheme of the utility model technical scheme, the electrocardiogram conductive part coupling module, the electrocardiogram non-conductive part coupling module, the invasive blood pressure part coupling module and the electroencephalogram coupling module are connected with each other.

[0038] As an optional scheme of the utility model technical scheme, the shell is detachably connected with the interference source, the control unit, the coupling network and the action port.

[0039] The utility model has the advantages of:

[0040] The utility model discloses a kind of electroencephalograph and electrocardiograph for electro-surgery interference test device, which is provided with interference source, control unit, coupling network and action port. By simple selection, the impedance value of coupling network in test process can be quickly changed. The shielding effect can be switched conveniently by detachable shielding metal shell. The coupling network suitable for different objects and the structure suitable for flexible shielding situation are realized. The total cost is reduced, and the equipment occupied space is reduced. BRIEF DESCRIPTION OF DRAWINGS

[0041] To more clearly illustrate the technical scheme in the utility model embodiment, the drawings needed in the embodiment will be simply introduced as follows. Obviously, the drawings in the following description are only some embodiments of the utility model, and other drawings can be obtained according to these drawings without creative labor for those skilled in the art.

[0042] Figure 1 It is a schematic diagram of the electroencephalograph and electrocardiograph for electro-surgery interference test device of the utility model embodiment 1.

[0043] Figure 2The utility model discloses a detailed structure schematic drawing of an electroencephalograph and electrocardiograph interference test device for electro surgery of embodiment 1.

[0044] Reference signs:

[0045] 1, interference source;2, control unit;3, coupling network;4, action port;5, shell;101, rectifier filter module;102, high voltage output module;103, high voltage high frequency output module;104, interference source drive;201, microprocessor;202, low voltage module;203, button;204, button drive;205, display;206, display drive;207, analog signal output module;208, analog signal output drive;301, first output drive;302, electrocardiograph conductive part coupling module;303, second output drive;304, electrocardiograph non-conductive part coupling module;305, third output drive;306, invasive blood pressure part coupling module;307, fourth output drive;308, electroencephalogram coupling module. Specific embodiments

[0046] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments.

[0047] It should be noted that all directional indications (such as up, down, left, right, front, back, etc.) in the embodiments of the utility model are only used to explain the relative positional relationship, movement condition, etc. between components in a certain posture (as shown in the drawings), and if the certain posture changes, the directional indications will also change accordingly.

[0048] In the description of the embodiments, unless otherwise explicitly specified and limited, the terms "set", "connected", etc. should be understood broadly. For example, it can be fixedly connected, or detachably connected, or integrally connected, or mechanically connected, or directly connected, or connected through an intermediate medium, or the internal communication of two elements. For ordinary skilled in the art, the specific meaning of the above terms in the utility model can be understood according to the specific circumstances.

[0049] Embodiment 1

[0050] As Figure 1 shown, an electroencephalograph and electrocardiograph interference test device for electro surgery, comprising: shell 5, interference source 1, control unit 2, coupling network 3, action port 4, wherein: interference source 1 is located in shell 5;Control unit 2 is located in shell 5, and is connected with interference source 1;Coupling network 3 is located in shell 5, and is connected with interference source 1 and control unit 2;Action port 4 is connected with coupling network 3.

[0051] As shown in Figure 2 As a further scheme of the present embodiment, the interference source 1 comprises: a rectification filter module 101, a high-voltage output module 102, a high-voltage high-frequency output module 103, and an interference source drive 104, wherein: the rectification filter module 101 is arranged in the shell 5; the high-voltage output module 102 is connected with the rectification filter module 101; the high-voltage high-frequency output module 103 is connected with the high-voltage output module 102; and the interference source drive 104 is connected with the high-voltage high-frequency output module 103. The interference source 1 outputs interference electricity of 300-10000 kHz cutting, electrocoagulation and other modes through the analog electric surgical equipment.

[0052] As shown in Figure 2 As a further scheme of the present embodiment, the control unit 2 comprises the following modules: a microprocessor 201, a low-voltage module 202, a key drive 204, a key 203, a display drive 206, a display 205, an analog signal output drive 208, and an analog signal output module 207, wherein: the microprocessor 201 is connected with the rectification filter module 5757101; the low-voltage module 202 is connected with the microprocessor 201; the key drive 204 is connected with the microprocessor 201; the key 203 is connected with the key drive 204; the display drive 206 is connected with the microprocessor 201; the display 205 is connected with the display drive 206; the analog signal output drive 208 is connected with the microprocessor 201; and the analog signal output module 207 is connected with the analog signal output drive 208. The control unit 2 controls the interference source to output interference electricity of different frequencies, different powers, and different modes; controls the switching circuit in the coupling network to change the analog impedance through the digital logic circuit to obtain the expected analog impedance value; and outputs the analog signal, such as triangular wave and pulse wave, which is recognizable by the heart and brain electricity to the application end to confirm the working state of the measured heart and brain electricity equipment.

[0053] As shown in Figure 2As shown in the further scheme of the embodiment, the coupling network 3 comprises: a first output driver 301, an electrocardio-conductive-part coupling module 302, a second output driver 303, an electrocardio-non-conductive-part coupling module 304, a third output driver 305, an invasive blood pressure part coupling module 306, a fourth output driver 307, and an electroencephalogram coupling module 308, wherein: the first output driver 301 is connected with the microprocessor 201; the electrocardio-conductive-part coupling module 302 is connected with the first output driver 301; the second output driver 303 is connected with the microprocessor 201; the electrocardio-non-conductive-part coupling module 304 is connected with the second output driver 303; the third output driver 305 is connected with the microprocessor 201; the invasive blood pressure part coupling module 306 is connected with the third output driver 305; the fourth output driver 307 is connected with the microprocessor 201; and the electroencephalogram coupling module 308 is connected with the fourth output driver 307. The coupling network 3 internally integrates standard analog impedance circuits, which are isolated from each other by digital logic circuits.

[0054] As shown in the further scheme of the embodiment, the high-voltage high-frequency output module 103 is connected with the electrocardio-conductive-part coupling module 302, the electrocardio-non-conductive-part coupling module 304, the invasive blood pressure part coupling module 306, and the electroencephalogram coupling module 308. Figure 2

[0055] As shown in the further scheme of the embodiment, the high-voltage high-frequency output module 103 is connected with the electrocardio-conductive-part coupling module 302, the electrocardio-non-conductive-part coupling module 304, the invasive blood pressure part coupling module 306, and the electroencephalogram coupling module 308. Figure 2 As shown in the further scheme of the embodiment, the high-voltage high-frequency output module 103 is connected with the electrocardio-conductive-part coupling module 302, the electrocardio-non-conductive-part coupling module 304, the invasive blood pressure part coupling module 306, and the electroencephalogram coupling module 308.

[0056] Figure 2 As shown in the further scheme of the embodiment, the high-voltage high-frequency output module 103 is connected with the electrocardio-conductive-part coupling module 302, the electrocardio-non-conductive-part coupling module 304, the invasive blood pressure part coupling module 306, and the electroencephalogram coupling module 308.

[0057] As shown in the further scheme of the embodiment, the high-voltage high-frequency output module 103 is connected with the electrocardio-conductive-part coupling module 302, the electrocardio-non-conductive-part coupling module 304, the invasive blood pressure part coupling module 306, and the electroencephalogram coupling module 308. Figure 2 As shown in the further scheme of the embodiment, the high-voltage high-frequency output module 103 is connected with the electrocardio-conductive-part coupling module 302, the electrocardio-non-conductive-part coupling module 304, the invasive blood pressure part coupling module 306, and the electroencephalogram coupling module 308.

[0058] Figure 2 As shown in the further scheme of the embodiment, the high-voltage high-frequency output module 103 is connected with the electrocardio-conductive-part coupling module 302, the electrocardio-non-conductive-part coupling module 304, the invasive blood pressure part coupling module 306, and the electroencephalogram coupling module 308.

[0059] ​​​The workflow of the embodiment: first, connect the measured object; then, the interference source 1 outputs the interference electricity of cutting, electrocoagulation and other modes under (300-10000) kHz through the simulation of electrosurgical equipment; then, the control unit 2 controls the interference source to output the interference electricity of different frequencies, different powers and different modes; the switch circuit in the coupling network is controlled to change the analog impedance through the digital logic circuit to obtain the expected analog impedance value; the analog signals recognizable by the heart and brain electricity, such as triangular waves, pulse waves and the like, are output to the application end to confirm the working state of the measured heart and brain electricity equipment; then, the coupling network 3 internally integrates the analog impedance circuits of various standards and is isolated from each other through the digital logic circuit; then, it is determined whether the shell 5 needs to be removed according to the requirement.

[0060] The above merely describes the preferred embodiments of the present application and is not intended to limit the present application, and any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present application shall be included in the protection scope of the present application. In addition, the technical solutions of various embodiments can be combined with each other, but it must be based on the realization of ordinary technical personnel in the art; when the combination of technical solutions appears contradictory or unachievable, it shall be considered that the combination of technical solutions does not exist and is not within the protection scope required by the present application.

Claims

1. An electroencephalograph and electrocardiograph electrical surgical interference testing device, characterized by, The utility model relates to a kind of medical device, including: Housing (5); Interference source (1), be located in the housing (5); Control unit (2), be located in the housing (5), connect with the interference source (1); Coupling network (3), be located in the housing (5), connect with the interference source (1), connect with the control unit (2); Action port (4), connect with the coupling network (3); Rectifier filter module (101), be located in the housing (5); High-voltage output module (102), connect with the rectifier filter module (101); High-voltage high-frequency output module (103), connect with the high-voltage output module (102); Interference source drive (104), connect with the high-voltage high-frequency output module (103); The control unit (2) includes the following modules: Microprocessor (201), connect with the rectifier filter module (101); Low-voltage module (202), connect with the microprocessor (201); Key drive (204), connect with the microprocessor (201); Key (203), connect with the key drive (204); Display drive (206), connect with the microprocessor (201); Display (205), connect with the display drive (206); Analog signal output drive (208), connect with the microprocessor (201); Analog signal output module (207), connect with the analog signal output drive (208); The coupling network (3) includes: First output drive (301), connect with the microprocessor (201); Electrocardio conductive part coupling module (302), connect with the first output drive (301); Second output drive (303), connect with the microprocessor (201); Electrocardio non-conductive part coupling module (304), connect with the second output drive (303); Third output drive (305), connect with the microprocessor (201); Invasive blood pressure part coupling module (306), connect with the third output drive (305); Fourth output drive (307), connect with the microprocessor (201); Electroencephalogram coupling module (308), connect with the fourth output drive (307).

2. An interference test device for electro-surgical use with an electroencephalograph or electroencephalograph according to claim 1, characterized in that, The action port (4) is connected with the electrocardio conductive part coupling module (302), the electrocardio non-conductive part coupling module (304), the invasive blood pressure part coupling module (306), the electroencephalogram coupling module (308) respectively.

3. An interference testing device for electro-surgical use with an electroencephalograph or electroencephalograph according to claim 1, characterized in that, The high-voltage high-frequency output module (103) is connected with the electrocardio conductive part coupling module (302), the electrocardio non-conductive part coupling module (304), the invasive blood pressure part coupling module (306), the electroencephalogram coupling module (308) respectively.

4. The interference testing device for electro-surgery of an electroencephalograph or electrocardiograph according to claim 1, characterized in that, The analog signal output module (207) is connected with the electrocardio conductive part coupling module (302), the electrocardio non-conductive part coupling module (304), the invasive blood pressure part coupling module (306), the electroencephalogram coupling module (308) respectively.

5. The interference testing device for electro-surgery of an electroencephalograph or electrocardiograph according to claim 1, characterized in that, The electrocardio conductive part coupling module (302), the electrocardio non-conductive part coupling module (304), the invasive blood pressure part coupling module (306), and the electroencephalogram coupling module (308) are interconnected.

6. The interference testing device for electro-surgery of an electroencephalograph or electrocardiograph according to claim 1, characterized in that, The shell (5) is detachably connected with the interference source (1), the control unit (2), the coupling network (3), and the action port (4).

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