Device for calculating swallowing feeding based on chewing rhythm

Abstract

The invention discloses a device for calculating swallowing food intake based on chewing rhythm. The device comprises a sensor and a processor. The sensor senses the mechanical movement of related movement organ tissues during chewing, and generates a trigger signal according to a chewing rhythm or directly generates a trigger signal; the processor receives the trigger signal and calculates the number of times of swallowing or calculates the number of times of swallowing according to a preset chewing-swallowing rhythm matching algorithm. The sensor comprises an organ tissue motion sensing piece, a signal generator and a head tying belt or a wearing frame; the processor comprises a signal receiver, a counter and a display. According to the device, by directly sensing mechanical motion, errors caused by electromagnetic, acousto-optic and other complex signal processing are avoided, and the accuracy of swallowing counting is improved through an individualized chewing-swallowing rhythm matching algorithm. The device can be used for monitoring the feeding condition of the user and assisting diet management.

Description

Technical Field

[0001] The present invention relates to the technical field of eating monitoring, and more particularly to a device for calculating swallowing and eating based on chewing rhythm. Background Art

[0002] Currently, there is a certain demand for the monitoring and recording of food intake, especially in the fields of medical health, diet management, etc. In the existing technologies, food intake can be measured by directly monitoring swallowing actions, such as directly monitoring the number of swallows through video, sound, ear pressure, etc. In addition, there are also technologies that attempt to indirectly infer swallowing, such as inferring swallowing through the intensity of chewing sound waves, so as to indirectly measure the amount of swallowed food.

[0003] For example, US Patent Application Publication No. US-20170086779-1 discloses a diet action detection device and a diet action detection method, which infers swallowing through the intensity of chewing sound waves, so as to indirectly measure swallowed food intake.

[0004] However, the above-mentioned existing technologies, especially the technical solutions based on sound wave discrimination, are easily interfered by environmental noise, resulting in misjudgment, thus affecting the accuracy of food intake measurement. Therefore, how to provide a device for calculating swallowing and eating based on chewing rhythm has become a technical problem that needs to be solved urgently in this field. Summary of the Invention

[0005] The object of the present invention is to provide a device for calculating swallowing and eating based on chewing rhythm.

[0006] According to the present invention, there is provided a device for calculating swallowing and eating based on chewing rhythm, including a sensor and a processor;

[0007] The sensor is used to sense the mechanical movement of relevant moving organ tissues during chewing and generate a trigger signal;

[0008] The processor is connected to the sensor in a wired or wireless manner, receives the trigger signal, and calculates the number of swallows based on the chewing rhythm of the trigger signal.

[0009] Optionally, the sensor includes: an organ tissue movement sensor, a signal generator, and a headband or a pendant;

[0010] The organ tissue movement sensor is used to sense the mechanical movement of relevant moving organ tissues during chewing;

[0011] The signal generator is connected to the organ tissue movement sensor and emits a signal according to the trigger of the organ tissue movement sensor;

[0012] The headband or the pendant is used to fix the organ tissue movement sensor and the signal generator on the user's head.

[0013] Optionally, the processor includes: a signal receiver, a counter, and a display;

[0014] The signal receiver is configured to receive the signal emitted by the inductor;

[0015] The counter is connected to the signal receiver and counts the number of swallows according to the received signal;

[0016] The display is connected to the counter and displays the counting result.

[0017] Optionally, the organ tissue motion sensor is a contact switch, and the contact switch closes or opens under the mechanical motion of the relevant moving organ tissue during chewing.

[0018] Optionally, the signal generator selectively emits a signal matching the swallowing action according to a preset chewing-swallowing rhythm time range.

[0019] There are different types of chewing-swallowing rhythm time ranges. For example, optionally, a preset chewing-swallowing rhythm time range.

[0020] Optionally, the preset chewing-swallowing rhythm time range is that chewing is less than or equal to 0.5 seconds per time, and swallowing is greater than or equal to 1.0 second per time, and a signal matching the swallowing action is selectively emitted.

[0021] Optionally, the preset chewing-swallowing rhythm time range is that chewing is less than or equal to 1.0 second per time, and swallowing is greater than or equal to 2.0 seconds per time, and a signal matching the swallowing action is selectively emitted.

[0022] Optionally, the relevant moving organ tissue during chewing includes the temporalis muscle, masseter muscle, lateral pterygoid muscle, or chin.

[0023] Optionally, the chewing-related moving organ tissue is the temporalis muscle:

[0024] The lace or harness is worn on the user's head.

[0025] Optionally, the chewing-related moving organ tissue is the chin:

[0026] The lace or harness is worn on the user's neck.

[0027] Optionally, the signal emitted by the signal generator is a Bluetooth signal.

[0028] Optionally, the processor is one of a mobile phone, a computer, or an electronic device.

[0029] Optionally, the sensor generates a trigger signal by directly sensing the mechanical movement of the relevant motor organ tissues during chewing, without the need for conversion and processing of electromagnetic, acoustic, or optical signals.

[0030] Optionally, the sensor and the processor are directly connected by wire.

[0031] According to the technical content disclosed in the present invention, the following beneficial effects are achieved:

[0032] Direct mechanical movement sensing, strong anti-interference ability: The present invention adopts a direct mechanical movement sensing method. By using a contact switch to sense the mechanical movement of the relevant motor organ tissues during chewing, the signal emission and counting are directly triggered, avoiding the need for complex signal processing and analysis in the prior art based on induction methods such as acoustic waves and light waves. Thus, interference factors such as environmental noise and light changes are effectively avoided, improving the accuracy and reliability of measurement.

[0033] Based on chewing rhythm to adjust signal emission, more accurate swallowing recognition: The signal generator of the present invention can adjust the signal emission according to the chewing rhythm. For example, by setting a time threshold to distinguish chewing actions from swallowing actions, the swallowing action can be more accurately recognized, improving the accuracy of swallowing and eating measurement. This rhythm-based adjustment method can better match the human physiological process and improve the intelligence level of the device.

[0034] Simple structure, easy to implement: The device of the present invention has a simple structure and mainly consists of a sensor and a processor. The sensor uses an organ tissue movement sensor and a signal generator, and the processor uses a signal receiver, a counter, and a display. Each component is a mature electronic component, easy to manufacture and implement, with low cost, and convenient for popularization and application.

[0035] Through the following detailed description of the exemplary embodiments of the present invention with reference to the accompanying drawings, other features and advantages of the present invention will become clear. BRIEF DESCRIPTION OF THE DRAWINGS

[0036] The drawings incorporated in the specification and constituting a part of the specification illustrate embodiments of the present invention and, together with the description, are used to explain the principles of the present invention.

[0037] Figure 1 FIG. is a schematic diagram of a device for calculating swallowing and eating based on chewing rhythm according to an embodiment;

[0038] Figure 2 FIG. is a schematic diagram of the wearing position of a temporalis muscle ligament or bracket of a device for calculating swallowing and eating based on chewing rhythm according to an embodiment;

[0039] Figure 3The figure shows the wearing position of the chin tie or harness for a device for calculating swallowing and eating based on chewing rhythm according to an embodiment;

[0040] Figure 4 The figure shows the wearing position of the chin harness for a device for calculating swallowing and eating based on chewing rhythm according to an embodiment;

[0041] Figure 5 The figure shows a schematic diagram of a wired connection for a device for calculating swallowing and eating based on chewing rhythm according to an embodiment.

[0042] Explanation of reference numerals: 100 - Organ tissue motion sensor, 200 - Signal generator, 300 - Tie or harness, 400 - Signal receiver, 500 - Counter, 600 - Display. Detailed implementation manners

[0043] Now, various exemplary embodiments of the present invention will be described in detail with reference to the accompanying drawings. It should be noted that: Unless otherwise specifically stated, the relative arrangements of components and steps, numerical expressions, and numerical values set forth in these embodiments do not limit the scope of the present invention.

[0044] The following description of at least one exemplary embodiment is merely illustrative in nature and in no way limits the present invention, its application, or its use.

[0045] Techniques, methods, and devices known to those of ordinary skill in the relevant art may not be discussed in detail, but where appropriate, such techniques, methods, and devices should be regarded as part of the specification.

[0046] In all the examples shown and discussed herein, any specific values should be construed as merely exemplary and not as limitations. Thus, other examples of the exemplary embodiments may have different values.

[0047] It should be noted that: Similar reference numerals and letters denote similar items in the following drawings. Therefore, once an item is defined in one drawing, it does not need to be further discussed in subsequent drawings.

[0048] According to the present invention, as Figure 1 shown, a device for calculating swallowing and eating based on chewing rhythm is provided, including a sensor and a processor;

[0049] The sensor is used to sense the mechanical motion of relevant moving organ tissues during chewing and generate a trigger signal; the processor is connected to the sensor wired or wirelessly, receives the trigger signal, and calculates the number of swallows based on the chewing rhythm of the trigger signal. The processor is an independent dedicated receiving, processing, and displaying device or an integrated electronic device including a computer, a mobile phone, or other electronic devices.

[0050] In some embodiments, the sensor includes: an organ tissue motion sensor 100, a signal generator 200, and a headband or bracket 300.

[0051] The organ tissue motion sensor 100 includes: a motion sensor, a stress sensor, or a proximity sensor, for sensing the mechanical motion of relevant moving organ tissues during chewing; the signal generator 200 is connected to the organ tissue motion sensor 100 and, triggered by the organ tissue motion sensor 100, emits a wireless signal; the organ tissue motion sensor 100 is used for sensing the mechanical motion of relevant moving organ tissues during chewing; the signal generator 200 is connected to the organ tissue motion sensor 100 and, triggered by the organ tissue motion sensor 100, emits a wireless signal; the headband or bracket 300 is used to fix the organ tissue motion sensor 100 and the signal generator 200 to the user's head;

[0052] Wherein, the processor includes: a signal receiver 400, a counter 500, and a display 600; the processor can be one of a mobile phone, a computer, or an electronic device, etc.

[0053] As Figure 1 shown, the signal receiver 400 includes an induction signal filter and a signal transmitter; the induction signal filter, the signal transmitter, the power supply, and the switch are connected in sequence to form a closed loop.

[0054] The signal receiver 400 is used for receiving the wireless signal emitted by the sensor; the counter 500 is connected to the signal receiver 400 and counts the number of swallows according to the received wireless signal; the display 600 is connected to the counter 500 and displays the counting result.

[0055] As Figure 1 shown, specifically, the signal receiver 400 is connected to the calculator 500, the display 600, the power supply, and the switch in sequence to form a closed loop.

[0056] In some embodiments, the organ tissue motion sensor 100 is a motion switch, a stress switch, or a proximity sensor switch. The switch of the organ tissue motion sensor closes or opens under the action of the mechanical motion of relevant moving organ tissues during chewing. The switch of the organ tissue motion sensor closes or opens under the action of the mechanical motion of relevant moving organ tissues during chewing.

[0057] Among them, there are different types of chewing-swallowing rhythm time ranges, and a preset chewing-swallowing rhythm time range; the preset chewing-swallowing rhythm time range is that chewing is less than or equal to 0.5 seconds per time, and swallowing is greater than or equal to 1.0 seconds per time, and signals matching the swallowing action are selectively emitted; the preset chewing-swallowing rhythm time range is that chewing is less than or equal to 1.0 seconds per time, and swallowing is greater than or equal to 2.0 seconds per time, and signals matching the swallowing action are selectively emitted.

[0058] In some embodiments, the signal generator 200 selectively emits wireless signals matching the swallowing action according to a preset chewing-swallowing rhythm time range. For example, the chewing-swallowing of young people is fast while that of the elderly is slow, and different time ranges are set to distinguish chewing and swallowing; the relevant motor organ tissues during chewing include the temporal muscle, masseter muscle, lateral pterygoid muscle, or the chin.

[0059] Specifically, the chewing-related motor organ tissue is the temporal muscle: the headband or mount 300 is worn on the user's head, as Figure 2 shown.

[0060] In some embodiments, the chewing-related motor organ tissue is the chin: the headband or mount 300 is worn on the user's neck, as Figure 3 shown.

[0061] In some embodiments, the chewing-related motor organ tissue is the chin: the headband or mount 300 is worn on the user's head, as Figure 4 shown.

[0062] In some embodiments, the wireless signal emitted by the signal generator 200 is a Bluetooth signal.

[0063] In addition, in some specific embodiments, the sensor and the processor can also be directly connected by wire, as Figure 5 shown.

[0064] In some embodiments, the sensor generates a trigger signal by directly sensing the mechanical movement of the relevant motor organ tissues during chewing, without the need for conversion and processing of electromagnetic, acoustic, or optical signals.

[0065] In summary, according to the technical content disclosed in the present invention,

[0066] Direct mechanical movement sensing, strong anti-interference ability: The present invention adopts the method of stress sensing or proximity sensing generated by direct movement, and senses the mechanical movement of the relevant motor organ tissues during chewing through a contact switch, directly triggering signal emission and counting, avoiding the complex signal processing and analysis required by the prior art for induction methods based on sound waves, light waves, etc., thus effectively avoiding interference from factors such as environmental noise and light changes, and improving the accuracy and reliability of measurement.

[0067] Based on the adjustment of signal emission according to chewing rhythm, swallowing recognition is more accurate: The signal generator of the present invention can adjust signal emission according to chewing rhythm. For example, by setting a time threshold to distinguish chewing actions from swallowing actions, swallowing actions can be recognized more accurately, improving the accuracy of swallowing and food intake measurement. This rhythm-based adjustment method can better match the human physiological process and improve the intelligence level of the device.

[0068] Simple structure and easy to implement: The device of the present invention has a simple structure and is mainly composed of a sensor and a processor. The sensor uses an organ tissue motion sensor and a signal generator, and the processor uses a signal receiver, a counter, and a display. Each component is a mature electronic component, easy to manufacture and implement, with low cost and convenient for popularization and application.

[0069] Although some specific embodiments of the present invention have been described in detail by way of examples, those skilled in the art should understand that the above examples are only for illustration and not for limiting the scope of the present invention. Those skilled in the art should understand that the above embodiments can be modified without departing from the scope and spirit of the present invention. The scope of the present invention is defined by the appended claims.

Claims

1. A device for calculating swallowing and eating based on chewing rhythm, characterized in that Comprising: A sensor and a processor; The sensor is used to sense the mechanical movement of relevant motor organ tissues during chewing, and generate a trigger signal according to the chewing rhythm or directly generate a trigger signal; The processor is connected to the sensor in a wired or wireless manner, receives the trigger signal, and calculates the number of swallows or calculates the number of swallows based on the chewing rhythm of the trigger signal.

2. The device for calculating swallowing and eating based on chewing rhythm according to claim 1, wherein The sensor includes: an organ tissue movement sensing member, a signal generator, and a lace or a holder; The organ tissue movement sensing member includes: a movement sensing member, a stress sensing member, or a proximity sensing member, which is used to sense the mechanical movement of relevant motor organ tissues during chewing; The signal generator is connected to the organ tissue movement sensing member and emits a signal when triggered by the organ tissue movement sensing member; The lace or the holder is used to fix the organ tissue movement sensing member and the signal generator to the head or neck.

3. The device for calculating swallowing and eating based on chewing rhythm according to claim 2, wherein The processor includes: a signal receiver, a counter, and a display; The signal receiver is used to receive the signal emitted by the sensor; The counter is connected to the signal receiver and counts the number of swallows according to the received signal; The display is connected to the counter and displays the counting result.

4. The device for calculating swallowing and eating based on chewing rhythm according to claim 3, characterized in that, The organ tissue movement sensing member is a motion switch, a stress switch, or a proximity sensing switch, and the switch of the organ tissue movement sensing member closes or opens under the action of the mechanical movement of relevant motor organ tissues during chewing.

5. The device for calculating swallowing and eating based on chewing rhythm according to claim 4, wherein The signal generator selectively emits a signal matching the swallowing action according to a preset chewing-swallowing rhythm time range.

6. The device for calculating swallowing and eating based on chewing rhythm according to claim 5, characterized in that, The relevant motor organ tissues during chewing include the temporalis muscle, the masseter muscle, the lateral pterygoid muscle, or the chin.

7. The device for calculating swallowing and eating based on chewing rhythm according to claim 1, wherein The processor is one of a mobile phone, a computer, or an electronic device.

8. The device for calculating swallowing and eating based on chewing rhythm according to claim 1, wherein The signal emitted by the signal generator is a Bluetooth signal or a wireless signal.

9. The device for calculating swallowing and eating based on chewing rhythm according to claim 1, wherein The sensor and the processor are directly connected by wire.

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