Wireless program control interface system and device integrating electroencephalogram decoding and spinal cord electrical stimulation

By integrating a wireless control interface system for EEG decoding and spinal cord stimulation, the problem of stable, safe, and low-interference dual wireless real-time communication and authorized control between EEG decoding devices and spinal cord stimulation devices has been solved. This system enables highly stable and secure collaborative operation of dual wireless links, improving the integration of the system and the flexibility of its application scenarios.

CN121560131APending Publication Date: 2026-02-24ZHONGSHAN HOSPITAL FUDAN UNIV
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Patent Information

Application Number
CN202511740143.0
Authority / Receiving Office
CN · China
Patent Type
Applications(China)
Current Assignee / Owner
Filing Date
2025-11-25
Publication Date
2026-02-24

AI Technical Summary

Technical Problem

Existing EEG decoding devices and spinal cord stimulation devices cannot achieve stable, safe, and low-interference dual wireless real-time communication and authorized control. The system has low integration, many connection bundles, limited application scenarios, and transmission delay and wireless link stability affect the reliability and accuracy of stimulation parameter adjustment.

Method used

The system employs an integrated EEG decoding-spinal cord stimulation wireless control interface system, comprising a circuit board module, a processing module, a power management module, a wireless communication module, and an authorization and verification module. Through circuit board partitioning, interlayer ground isolation strips, dual-regulated power supply paths, and a single-sided RF shielding structure for the wireless module, the system achieves collaborative operation of dual wireless links. Furthermore, independent dongle chambers and authorization and verification modules ensure system security and controllable data access.

Benefits of technology

It significantly improves the communication stability and data parsing accuracy of dual wireless links, ensuring the security and data access controllability of the system during use, while also improving the simplicity of human-computer interaction and the reliability and wearability of the device.

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Abstract

The invention discloses a wireless program control interface system and device integrating electroencephalogram decoding and spinal cord electrical stimulation, and the system comprises a circuit board module, a processing module, a power management module, a wireless communication module and an authorization verification module, and achieves the structural isolation and stable arrangement through a main cavity and a password dog cavity in a housing. The circuit board adopts a partitioned layout of a processing area, a power supply area and a wireless area, and is matched with a ground wire isolation belt, a double-voltage-stabilizing power supply path and a radio frequency shielding structure, so that cross-regional crosstalk is effectively reduced, and the working stability of double wireless links is improved. The authorization verification module is connected with the data interface through the independent chamber and provides safety authorization control for the system. The device realizes man-machine interaction and data access through the front key assembly, the indicator light assembly and the side interface. According to the scheme, the compact interface system design of double-wireless-link cooperation, modular structure integration and authorization control is achieved, and the method can be suitable for real-time communication scenes between multiple types of electroencephalogram interaction terminals and external stimulation equipment.
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Description

Technical Field

[0001] This invention relates to the field of brain-computer interfaces and neuromodulation, specifically to a threadless controllable interface system and device integrating EEG decoding and spinal cord stimulation. Background Technology

[0002] Spinal Cord Stimulation (SCS) is a neuromodulation technique that modulates spinal cord nerve activity by implanting electrodes and applying pulsed currents. Clinically, it has been used for chronic pain management, assistive motor function after spinal cord injury, and adjunctive treatment of some neurological diseases. Current SCS systems generally rely on external programmers or handheld controllers to set the stimulation intensity, frequency, pulse width, and channel location. Parameter adjustments typically require manual operation, making it difficult to achieve synchronized adjustment with the patient's immediate movement intentions.

[0003] Meanwhile, EEG acquisition and decoding technology has rapidly developed in the field of neural engineering. EEG signals reflecting motor intentions can be obtained through scalp electrodes or invasive electrodes, and specific movement-related features can be extracted using signal processing and pattern recognition methods. Current EEG decoding research mainly focuses on intention recognition, device control, or virtual interaction, but has not yet established a tightly coupled real-time control link with spinal cord stimulation.

[0004] In existing technologies, EEG acquisition devices and epidural spinal stimulation (SCS) devices are generally independent units, with their data links, communication protocols, power management, and control logic operating separately. If simultaneous EEG decoding and spinal cord stimulation are required, multiple devices are typically needed for data acquisition, processing, and programming, resulting in low system integration, numerous connection bundles, inconsistent wireless links, and limited application scenarios. Furthermore, in real-time control scenarios, factors such as EEG signal transmission delay, wireless link stability, and security verification of parameter distribution can all affect the reliability and accuracy of stimulation parameter adjustments.

[0005] In view of this, the present invention proposes a threadless control interface system and device integrating EEG decoding and spinal cord stimulation. Summary of the Invention

[0006] The purpose of this invention is to provide a wireless control interface system and device integrating EEG decoding and spinal cord stimulation, which solves the problem that traditional EEG decoding devices and spinal cord stimulation devices cannot achieve stable, safe, and low-interference dual wireless real-time communication and authorized control.

[0007] In a first aspect, the present invention provides a threadless controllable interface system integrating EEG decoding and spinal cord stimulation, comprising a circuit board module, a processing module, a power management module, a wireless communication module, and an authorization verification module; the wireless communication module includes a first wireless communication module and a second wireless communication module; wherein:

[0008] The circuit board module is located in the main cavity of the housing and is used to carry all electrical units of the system. It includes a processing module installation area, a power management module installation area and a wireless communication module installation area arranged sequentially along the length of the circuit board. The circuit board module integrates multiple modules through a single-board structure.

[0009] The processing module, soldered to the processing module mounting area of ​​the circuit board module, is used to parse, schedule, and execute internal control logic for the data of the first data link and the second data link.

[0010] A power management module is located in the power management module mounting area of ​​the circuit board module. It is used to provide stable power to the processing module and the wireless communication module, and to rectify, distribute and manage the voltage of the input current from the external interface.

[0011] A first wireless communication module is disposed in the wireless communication module mounting area of ​​the circuit board module and electrically connected to the processing module, for establishing a first wireless data link with a first external device and transmitting first data to the processing module;

[0012] The second wireless communication module is disposed in the wireless communication module mounting area of ​​the circuit board module and electrically connected to the processing module. It is used to send the output data generated by the processing module to the second external device through the second wireless data link and to receive the status data of the second external device.

[0013] The authorization verification module is located inside the dongle chamber and is electrically connected to the circuit board module via a power interface. It is used to provide authorization information during system operation, so that the processing module can determine whether the second wireless communication module is allowed to send data based on the authorization status.

[0014] In a preferred embodiment of the present invention, the processing module mounting area, power management module mounting area, and wireless communication module mounting area within the circuit board module are separated by multi-layer grounding isolation strips disposed between the circuit board layers.

[0015] The grounding isolation strip runs through the length of the circuit board and forms an electromagnetic shielding structure between each module mounting area, ensuring that the high-speed digital signal of the processing module will not couple with the radio frequency signal of the wireless communication module when the processing module executes the dual-link scheduling logic.

[0016] Furthermore, the interlayer isolation structure described above reduces cross-regional crosstalk, thereby improving the collaborative reliability of the two wireless modules on the same circuit board.

[0017] As a preferred embodiment of the present invention, the power management module includes a first voltage regulation path and a second voltage regulation path.

[0018] The first voltage regulation path is dedicated to powering the processing module, and the second voltage regulation path is dedicated to powering both the first and second wireless communication modules.

[0019] The two voltage regulation paths employ independent voltage regulator devices and circuit layouts, forming non-overlapping power distribution areas on the circuit board.

[0020] This ensures that dynamic current fluctuations in the processing module during data parsing and dual-link scheduling do not interfere with the wireless communication module, thereby improving the overall power supply stability and signal integrity of the system.

[0021] In a preferred embodiment of the present invention, the wireless communication module mounting area has a continuous metal shielding layer at the edge of the circuit board module.

[0022] The metal shielding layer covers the radio frequency output sides of both the first and second wireless communication modules, thus restricting the transmission direction of the two wireless modules when they are arranged adjacent to each other.

[0023] Furthermore, by using single-sided shielding, radio frequency energy is radiated outward from the edge of the circuit board, thereby reducing electromagnetic interference to the processing module and power management module in the middle of the circuit board.

[0024] As a preferred embodiment of the present invention, the first wireless communication module is provided with a multi-level protocol parsing structure, including a primary format filtering unit, a secondary field parsing unit, and a high-level data verification unit.

[0025] The primary filtering unit is used to reject data packets from non-target devices;

[0026] The secondary parsing unit reorganizes the fields in the valid data packet and forms structured data;

[0027] The advanced verification unit performs length verification, check code verification, and timestamp comparison on the structured data. The processed data forms a regularized, low-noise data frame when it is sent to the processing module.

[0028] In a preferred embodiment of the present invention, the second wireless communication module comprises three parts: a data formatting unit, a wireless transmission unit, and a status monitoring unit.

[0029] The data formatting unit reassembles the bytes of the data output by the processing module and adds a synchronization field.

[0030] The wireless transmitting unit transmits formatted data to the second external device according to the set frequency band; the status monitoring unit monitors the return signal from the second external device in real time and compares it with a preset status table.

[0031] This enables the processing module to adjust the data structure or transmission timing for the next transmission based on the comparison results, achieving bidirectional closed-loop data interaction.

[0032] As a preferred embodiment of the present invention, a limiting structure with the same shape as the authorization verification module is formed in the dongle chamber.

[0033] The limiting structure uses a three-sided bonding method to keep the authorization verification module in a stable position after it is inserted into the communication interface.

[0034] The processing module periodically reads the authorization information from the authorization verification module and dynamically determines the activation status of the second wireless communication module based on the reading results.

[0035] When abnormal authorization information, authorization module not inserted, or security code is detected, the processing module immediately stops the data transmission function of the second wireless communication module and drives the status indicator module to display the abnormal status, thereby forming a physical and logical dual-layer authorization control system composed of hardware and shell structure.

[0036] As a preferred embodiment of the present invention, the processing module includes a link scheduling unit, which is based on the data access rate of the first wireless communication module, the transmission window of the second wireless communication module, and the power supply status of the power management module.

[0037] Dynamically adjust the scheduling priority and working sequence of the two wireless links.

[0038] When dual links compete for system resources or data congestion occurs, the link scheduling unit coordinates the operation of the two links by modifying the buffer window size, switching the transmission priority, and reorganizing the link scheduling cycle. Even in a single-board structure, it can still achieve stable collaborative operation of the two wireless links.

[0039] In a preferred embodiment of the present invention, the power interface of the power supply and data interface module is soldered to the edge of the circuit board and corresponds one-to-one with the interface openings on the side wall of the housing.

[0040] A limiting frame is set around the interface opening to guide the circuit board module to the correct installation position during assembly, so as to achieve precise exposure of the interface port outside the housing. When external force is applied, the housing limits the mechanical stress on the interface solder joints, thereby improving the overall assembly stability and the service life of the interface.

[0041] In a second aspect, the present invention provides a threadless control interface device integrating EEG decoding-spinal cord stimulation, for integrating and carrying out the first aspect, including a housing and a circuit board module, a processing module, a power management module, a wireless communication module and an authorization verification module disposed inside the housing;

[0042] The housing consists of an upper housing and a lower housing, which are fixed together by screws through four corner screw holes to form a closed cavity. The interior of the housing is divided into a main chamber and a dongle chamber by a partition. The main chamber is used to install the circuit board and the processing module, power management module and wireless communication module installed on it. The dongle chamber has a one-sided opening that communicates with the main chamber and is connected to the authorization verification module of the circuit board through a communication interface.

[0043] The front surface of the housing is provided with a power button, an EEG connection button, an SCS control button, and corresponding indicator lights. Each button corresponds to a micro switch on the circuit board through an opening, and each indicator light corresponds to an LED through a light-transmitting hole.

[0044] A power connection interface is provided on the side wall of the housing. The power connection interface is soldered to the edge of the circuit board and exposed through a lateral opening.

[0045] An external fixing component is provided on the back of the housing to fix the device to the outside of the wearer. The external fixing component is isolated from the dongle chamber and does not interfere with the main chamber.

[0046] The technical effects and advantages provided by the present invention in the above technical solution are as follows:

[0047] This invention employs a partitioned circuit board layout, interlayer ground isolation strips, dual-regulated power supply paths, and a single-sided RF shielding structure for the wireless module. This effectively reduces crosstalk between the high-speed signals of the processing module and the wireless RF signals, thereby significantly improving the communication stability and data parsing accuracy of the dual wireless links. Simultaneously, by setting up an independent dongle chamber inside the housing and combining it with the data interface of the authorization verification module, a collaborative mechanism of hardware isolation and access control is achieved. This ensures that the start and stop of the second wireless link are entirely driven by the authorization status, thus guaranteeing higher security and controllable data access during system use. Furthermore, the layout of the front-mounted button assembly, the indicator light transmission structure, and the side-mounted interface gives the device advantages such as simple human-machine interaction, high assembly reliability, and flexible wearable fixing methods. Attached Figure Description

[0048] To more clearly illustrate the technical solutions in the embodiments of this application or the prior art, the drawings used in the embodiments will be briefly introduced below. Obviously, the drawings described below are only some embodiments recorded in this invention. For those skilled in the art, other drawings can be obtained based on these drawings.

[0049] Figure 1 This is a flowchart of the threadless interface for the integrated EEG decoding-spinal cord stimulation of the present invention.

[0050] Figure 2 This is a three-dimensional structural diagram of the threadless control interface device of the present invention:

[0051] Figure 3 This is a schematic diagram of the front surface structure of the threadless control interface device of the present invention;

[0052] Figure 4 This is a schematic diagram of the side node interface structure of the threadless control interface device of the present invention;

[0053] Figure 5 This is a schematic diagram of the back structure of the threadless control interface device of the present invention. Detailed Implementation

[0054] To make the objectives, technical solutions, and advantages of this application clearer, the technical solutions in the embodiments of this application will be described in more detail below with reference to the accompanying drawings.

[0055] Throughout the accompanying drawings, the same or similar reference numerals denote the same or similar elements or elements having the same or similar functions. The described embodiments are only a part of the embodiments of this application, not all of them. The embodiments described below with reference to the accompanying drawings are exemplary and intended to explain this application, and should not be construed as limiting this application. All other embodiments obtained by those skilled in the art based on the embodiments in this application without inventive effort are within the scope of protection of this application. The embodiments of this application will be described in detail below with reference to the accompanying drawings.

[0056] Example 1

[0057] Please see Figure 1 As shown, this embodiment provides a threadless control interface system integrating EEG decoding and spinal cord stimulation, including a circuit board module, a processing module, a power management module, a wireless communication module, and an authorization verification module; the wireless communication module includes a first wireless communication module and a second wireless communication module; wherein:

[0058] The circuit board module is located in the main chamber 11 of the housing 10 and is used to carry all electrical units of the system. It includes a processing module installation area, a power management module installation area and a wireless communication module installation area arranged sequentially along the length of the circuit board. The circuit board module integrates multiple modules through a single-board structure.

[0059] The processing module, soldered to the processing module mounting area of ​​the circuit board module, is used to parse, schedule, and execute internal control logic for the data of the first data link and the second data link.

[0060] A power management module is located in the power management module mounting area of ​​the circuit board module. It is used to provide stable power to the processing module and the wireless communication module, and to rectify, distribute and manage the voltage of the input current from the external interface.

[0061] A first wireless communication module is disposed in the wireless communication module mounting area of ​​the circuit board module and electrically connected to the processing module, for establishing a first wireless data link with a first external device and transmitting first data to the processing module;

[0062] The second wireless communication module is disposed in the wireless communication module mounting area of ​​the circuit board module and electrically connected to the processing module. It is used to send the output data generated by the processing module to the second external device through the second wireless data link and to receive the status data of the second external device.

[0063] The authorization verification module is located inside the dongle chamber 12 and is electrically connected to the circuit board module via the power interface 18. It is used to provide authorization information during system operation, so that the processing module can determine whether the second wireless communication module is allowed to send data based on the authorization status.

[0064] To avoid electromagnetic interference caused by multi-module integration, this embodiment incorporates a continuous ground isolation strip within the multi-layered structure of the circuit board module. This isolation strip is positioned along the length of the circuit board between the processing module mounting area, the power management module mounting area, and the wireless communication module mounting area. The isolation strip provides interlayer shielding, significantly reducing the coupling between high-speed digital signals and radio frequency signals, thereby improving the system's stability and anti-interference capability when both wireless links are operating simultaneously.

[0065] In practical implementation, the power management module includes a first voltage regulation path and a second voltage regulation path. The first voltage regulation path provides an independent regulated power supply to the processing module, preventing current fluctuations in the processing module from interfering with the wireless module. The second voltage regulation path supplies power to both the first and second wireless communication modules. The two paths form non-overlapping power supply areas on the circuit board and are each equipped with an independent voltage regulator chip, filter network, and grounding structure to ensure power supply stability.

[0066] In practical implementation, the wireless communication module mounting area is located at the edge of the circuit board. This embodiment features a metal shielding layer on the output side of the RF module. This shielding layer covers the RF radiation surfaces of both wireless communication modules and guides RF energy to the outer edge of the circuit board through a single-sided opening. This arrangement reduces the impact of RF energy on the processing module and power management module in the central area of ​​the circuit board, improving the system's electromagnetic interference immunity.

[0067] In practical implementation, the first wireless communication module integrates a multi-level protocol parsing structure, including a format filtering unit, a field parsing unit, and a verification unit. The format filtering unit is used to filter out non-target device data; the field parsing unit performs structured processing on valid data packets; and the verification unit performs length verification, checksum verification, and timestamp comparison on the data. The parsed, regularized data frames are directly called by the processing module, reducing the load on the processing module.

[0068] In practical implementation, the second wireless communication module includes a data formatting unit, a wireless transmission unit, and a status monitoring unit. The formatting unit re-encodes the data output by the processing module and adds synchronization fields; the wireless transmission unit transmits data according to the set frequency band; the status monitoring unit receives status information returned by the second external device in real time and transmits it to the processing module for subsequent link optimization and timing adjustment.

[0069] In practical implementation, the dongle chamber 12 is equipped with a limiting structure that matches the shape of the authorization verification module to prevent the module from becoming loose or damaged. During operation, the processing module periodically reads the contents of the authorization verification module. When authorization is invalid, the module is removed, or there is an abnormality, it automatically shuts down the data transmission function of the second wireless communication module and drives the corresponding indicator light on the front panel to enter an abnormal indication state, thus realizing a two-layer security mechanism that combines hardware structure and logic control.

[0070] In practical implementation, the processing module is equipped with a link scheduling unit. This unit dynamically allocates the scheduling priority of the two wireless links based on the input rate of the first wireless communication module, the transmission window of the second wireless communication module, the power supply status of the power management module, and the system buffer occupancy. When link congestion occurs, the scheduling unit can proactively adjust the buffer window, change the scheduling cycle, or switch task priorities, thereby ensuring that the system can still achieve stable dual-wireless collaboration under single-board integration conditions.

[0071] In practice, the power interface 18 is soldered to the edge of the circuit board and exposed through an interface opening on the side wall of the housing. A limiting frame structure is provided around the interface opening to guide the circuit board to be accurately positioned during assembly, ensuring that the exposed position of the interface remains consistent. This also reduces the direct external force acting on the interface solder joints, improving the mechanical reliability and service life of the overall device.

[0072] Example 2

[0073] like Figure 2-5 As shown, this embodiment provides a threadless control interface device integrating EEG decoding and spinal cord stimulation based on embodiment 1. The device includes a housing 10, which consists of an upper housing and a lower housing. The two housings are fixed together by screws through four corner screw holes 13, thereby forming a closed internal accommodating space.

[0074] The front surface of the housing 10 is a functional operating surface, and the back is provided with an external fixing component 17. The interior of the housing 10 consists of a main chamber 11 and a dongle chamber 12, which are separated by an internal partition. The main chamber 11 occupies the main space inside the device and is used to house the circuit board, processing module, power management module and wireless module.

[0075] The dongle chamber 12 is located in the upper left position of the main chamber and is separated from the main chamber 11 by an internal partition, so that the chamber can only accommodate the external dongle and remain stable. There is a single-sided opening between the two chambers, so that the dongle can be directly connected to the circuit board via a USB plug. The power interface 18 is located on the side of the housing 10 and is exposed to the outside through the opening. The interface is soldered to the edge of the circuit board inside the main chamber 11.

[0076] The front panel of the housing 10 includes three buttons and three corresponding indicator lights, with the following relative positions: the power button 15 is located in the lower middle of the panel, and its indicator light is located to the right or above the button; the EEG connection button 14 is located in the middle of the panel, and its right indicator light is used to display the EEG link connection status; the SCS indicator component 16 is located in the upper part of the panel, and the SCS indicator component 16 includes an SCS control button and a corresponding indicator light. The indicator light displays the spinal cord stimulation pathway status. The buttons correspond to internal microswitches through openings, and each indicator light is attached to an LED through a light-transmitting hole. A positioning post is provided on the back of the front panel so that the buttons and LEDs automatically correspond to the reserved positions on the circuit board during assembly.

[0077] The power interface 18 is located on the lower side of the housing 10. Its back is connected to the circuit board by solder points. The power interface 18 includes a USB interface and a Type-C interface. The location of the power interface 18 does not overlap with the dongle chamber 12, ensuring that the internal wiring will not interfere.

[0078] The circuit board is placed horizontally inside the main cavity, and is on the same horizontal plane or the same fixed layer as the power interface 18, the dongle chamber 12, and the button opening in the cross-sectional view. The dongle chamber 12 is directly connected to the circuit board port via a USB slot. The external fixing component 17 is fixed on the back of the lower housing and is distributed vertically to the dongle chamber, without interfering with the electrical structure inside the cavity. The external fixing component 17 is a fixing slot or a back clip for fixing the fixing strap. The front end of the external fixing component 17 is close to the outer wall of the housing, while the dongle chamber 12 is completely inside the housing 10, and the two are separated by the inner wall of the housing 10.

[0079] The back clip is set at the center of the rear surface of the lower housing through two fixing points or by one-piece molding. The back clip forms a gap with the back of the housing 10 for inserting belts, hanging straps or the edge of clothing. The width of the back clip is smaller than the width of the housing. In order to avoid touching the buttons or side interfaces when wearing, the back structure and the front button structure are not on the same plane, so that no pressure is applied to the button operation.

[0080] The assembly sequence of the above structure is as follows: the circuit board is placed in the main chamber 11 and fixed with screws through the four corner screw holes 13; the USB socket of the dongle chamber 12 is connected to the circuit board so that the dongle can be stably fixed after being inserted; the springs or microswitches of the three buttons are soldered on the circuit board, corresponding to the button holes of the housing 10; the three LED patches are soldered on the circuit board and correspond to the light-transmitting holes of the front panel.

[0081] The power interface 18 is soldered to the edge of the circuit board and exposed through the side wall opening. A battery or power module is installed, and the housing 10 is fastened. The external fixing component 17 is fixed in a manner determined by the production method.

[0082] The above description is merely a specific embodiment of this application, but the scope of protection of this application is not limited thereto. Any variations or substitutions that can be easily conceived by those skilled in the art within the scope of the technology disclosed in this application should be included within the scope of protection of this application. Therefore, the scope of protection of this application should be determined by the scope of the claims.

Claims

1. A threadless controllable interface system integrating EEG decoding and spinal cord stimulation, characterized in that, It includes a circuit board module, a processing module, a power management module, a wireless communication module, and an authorization verification module; the wireless communication module includes a first wireless communication module and a second wireless communication module; wherein: The circuit board module is located in the main chamber (11) of the housing (10) and is used to carry all electrical units of the system. It includes a processing module installation area, a power management module installation area and a wireless communication module installation area arranged sequentially along the length of the circuit board. The circuit board module integrates multiple modules through a single board structure. The processing module, soldered to the processing module mounting area of ​​the circuit board module, is used to parse, schedule, and execute internal control logic for the data of the first data link and the second data link. A power management module is located in the power management module mounting area of ​​the circuit board module. It is used to provide stable power to the processing module and the wireless communication module, and to rectify, distribute and manage the voltage of the input current from the external interface. A first wireless communication module is disposed in the wireless communication module mounting area of ​​the circuit board module and electrically connected to the processing module, for establishing a first wireless data link with a first external device and transmitting first data to the processing module; The second wireless communication module is disposed in the wireless communication module mounting area of ​​the circuit board module and electrically connected to the processing module. It is used to send the output data generated by the processing module to the second external device through the second wireless data link and to receive the status data of the second external device. The authorization verification module is located inside the dongle chamber (12) and is electrically connected to the circuit board module via the power interface (18). It is used to provide authorization information during system operation so that the processing module can determine whether the second wireless communication module is allowed to send data based on the authorization status.

2. The thread-free control interface system integrating EEG decoding and spinal cord stimulation according to claim 1, characterized in that, The processing module installation area, power management module installation area, and wireless communication module installation area within the circuit board module are separated by multi-layer grounding isolation strips disposed between the circuit board layers. The grounding isolation strip runs through the length of the circuit board and forms an electromagnetic shielding structure between each module mounting area, ensuring that the high-speed digital signal of the processing module will not couple with the radio frequency signal of the wireless communication module when the processing module executes the dual-link scheduling logic. Furthermore, the interlayer isolation structure described above reduces cross-regional crosstalk, thereby improving the collaborative reliability of the two wireless modules on the same circuit board.

3. The threadless control interface system integrating EEG decoding and spinal cord stimulation according to claim 1, characterized in that, The power management module includes a first voltage regulation path and a second voltage regulation path. The first voltage regulation path is dedicated to powering the processing module, and the second voltage regulation path is dedicated to powering both the first and second wireless communication modules. The two voltage regulation paths employ independent voltage regulator devices and circuit layouts, forming non-overlapping power distribution areas on the circuit board. This ensures that dynamic current fluctuations in the processing module during data parsing and dual-link scheduling do not interfere with the wireless communication module, thereby improving the overall power supply stability and signal integrity of the system.

4. The threadless control interface system integrating EEG decoding and spinal cord stimulation according to claim 1, characterized in that, The wireless communication module mounting area has a continuous metal shielding layer at the edge of the circuit board module. The metal shielding layer covers the radio frequency output sides of both the first and second wireless communication modules, thus restricting the transmission direction of the two wireless modules when they are arranged adjacent to each other. Furthermore, by using single-sided shielding, radio frequency energy is radiated outward from the edge of the circuit board, thereby reducing electromagnetic interference to the processing module and power management module in the middle of the circuit board.

5. The threadless control interface system integrating EEG decoding and spinal cord stimulation according to claim 1, characterized in that, The first wireless communication module is equipped with a multi-level protocol parsing structure, including a primary format filtering unit, a secondary field parsing unit, and a high-level data verification unit. The primary filtering unit is used to reject data packets from non-target devices; The secondary parsing unit reorganizes the fields in the valid data packet and forms structured data; The advanced verification unit performs length verification, check code verification, and timestamp comparison on the structured data. The processed data forms a regularized, low-noise data frame when it is sent to the processing module.

6. The threadless control interface system integrating EEG decoding and spinal cord stimulation according to claim 1, characterized in that, The second wireless communication module comprises three parts: a data formatting unit, a wireless transmission unit, and a status monitoring unit. The data formatting unit reassembles the bytes of the data output by the processing module and adds a synchronization field. The wireless transmitting unit transmits formatted data to the second external device according to the set frequency band; the status monitoring unit monitors the return signal from the second external device in real time and compares it with a preset status table. This enables the processing module to adjust the data structure or transmission timing for the next transmission based on the comparison results, achieving bidirectional closed-loop data interaction.

7. The threadless control interface system integrating EEG decoding and spinal cord stimulation according to claim 1, characterized in that, A limiting structure with the same shape as the authorization verification module is formed inside the dongle chamber (12). The limiting structure uses a three-sided bonding method to keep the authorization verification module in a stable position after it is inserted into the communication interface. The processing module periodically reads the authorization information from the authorization verification module and dynamically determines the activation status of the second wireless communication module based on the reading results. When abnormal authorization information, authorization module not inserted, or security code is detected, the processing module immediately stops the data transmission function of the second wireless communication module and drives the status indicator module to display the abnormal status, thereby forming a physical and logical dual-layer authorization control system composed of hardware and shell structure.

8. The threadless control interface system integrating EEG decoding and spinal cord stimulation according to claim 1, characterized in that, The processing module includes a link scheduling unit, which is based on the data access rate of the first wireless communication module, the transmission window of the second wireless communication module, and the power supply status of the power management module. Dynamically adjust the scheduling priority and working sequence of the two wireless links. When dual links compete for system resources or data congestion occurs, the link scheduling unit coordinates the operation of the two links by modifying the buffer window size, switching the transmission priority, and reorganizing the link scheduling cycle. Even in a single-board structure, it can still achieve stable collaborative operation of the two wireless links.

9. The threadless control interface system integrating EEG decoding and spinal cord stimulation according to claim 1, characterized in that, The power interface (18) of the power and data interface module is soldered to the edge of the circuit board and corresponds one-to-one with the interface openings on the side wall of the housing. A limiting frame is set around the interface opening to guide the circuit board module to the correct installation position during assembly, so as to achieve precise exposure of the interface port outside the housing. When external force is applied, the housing limits the mechanical stress on the interface solder joints, thereby improving the overall assembly stability and the service life of the interface.

10. A threadless controllable interface device integrating EEG decoding-spinal electrical stimulation, used to integrate a threadless controllable interface system carrying out the integrated EEG decoding-spinal electrical stimulation according to any one of claims 1-9, characterized in that, Includes a housing (10) and a circuit board module, a processing module, a power management module, a wireless communication module and an authorization verification module disposed inside the housing (10); The housing (10) is formed by fixing the upper housing and the lower housing with screws through four corner screw holes (13) to form a closed cavity. The interior of the housing is divided into a main chamber (11) and a dongle chamber (12) by a partition. The main chamber (11) is used to install the circuit board and the processing module, power management module and wireless communication module set on it. The dongle chamber (12) has a single-sided opening that communicates with the main chamber (11) and is connected to the authorization verification module of the circuit board through a communication interface. The front surface of the housing (10) is provided with a power button (15), an EEG connection button (14), an SCS control button (16), and corresponding indicator lights. Each button corresponds to a micro switch on the circuit board through an opening, and each indicator light corresponds to an LED through a light-transmitting hole. A power interface (18) is provided on the side wall of the housing. The power interface (18) is soldered to the edge of the circuit board and exposed through a lateral opening. An external fixing component (17) is provided on the back of the housing to fix the device to the outside of the wearer. The external fixing component (17) is arranged separately from the dongle chamber (12) and does not interfere with the main chamber (11).