EP4161380A1 - Meuble pour dormir ou inclinable doté d'un capteur et procédé de détection de paramètres physiologiques d'une personne - Google Patents

Meuble pour dormir ou inclinable doté d'un capteur et procédé de détection de paramètres physiologiques d'une personne

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Publication number
EP4161380A1
EP4161380A1 EP21731937.5A EP21731937A EP4161380A1 EP 4161380 A1 EP4161380 A1 EP 4161380A1 EP 21731937 A EP21731937 A EP 21731937A EP 4161380 A1 EP4161380 A1 EP 4161380A1
Authority
EP
European Patent Office
Prior art keywords
sleeping
thermal imaging
imaging camera
person
evaluation unit
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
EP21731937.5A
Other languages
German (de)
English (en)
Inventor
Armin Hille
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Dewertokin Technology Group Co Ltd
Original Assignee
Dewertokin Technology Group Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Dewertokin Technology Group Co Ltd filed Critical Dewertokin Technology Group Co Ltd
Publication of EP4161380A1 publication Critical patent/EP4161380A1/fr
Pending legal-status Critical Current

Links

Classifications

    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00—Measuring for diagnostic purposes; Identification of persons
    • A61B5/01—Measuring temperature of body parts ; Diagnostic temperature sensing, e.g. for malignant or inflamed tissue
    • A61B5/015—By temperature mapping of body part
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00—Measuring for diagnostic purposes; Identification of persons
    • A61B5/01—Measuring temperature of body parts ; Diagnostic temperature sensing, e.g. for malignant or inflamed tissue
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00—Measuring for diagnostic purposes; Identification of persons
    • A61B5/0002—Remote monitoring of patients using telemetry, e.g. transmission of vital signals via a communication network
    • A61B5/0004—Remote monitoring of patients using telemetry, e.g. transmission of vital signals via a communication network characterised by the type of physiological signal transmitted
    • A61B5/0008—Temperature signals
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00—Measuring for diagnostic purposes; Identification of persons
    • A61B5/0002—Remote monitoring of patients using telemetry, e.g. transmission of vital signals via a communication network
    • A61B5/0015—Remote monitoring of patients using telemetry, e.g. transmission of vital signals via a communication network characterised by features of the telemetry system
    • A61B5/002—Monitoring the patient using a local or closed circuit, e.g. in a room or building
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00—Measuring for diagnostic purposes; Identification of persons
    • A61B5/0059—Measuring for diagnostic purposes; Identification of persons using light, e.g. diagnosis by transillumination, diascopy, fluorescence
    • A61B5/0077—Devices for viewing the surface of the body, e.g. camera, magnifying lens
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00—Measuring for diagnostic purposes; Identification of persons
    • A61B5/103—Detecting, measuring or recording devices for testing the shape, pattern, colour, size or movement of the body or parts thereof, for diagnostic purposes
    • A61B5/11—Measuring movement of the entire body or parts thereof, e.g. head or hand tremor, mobility of a limb
    • A61B5/1113—Local tracking of patients, e.g. in a hospital or private home
    • A61B5/1114—Tracking parts of the body
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00—Measuring for diagnostic purposes; Identification of persons
    • A61B5/48—Other medical applications
    • A61B5/4806—Sleep evaluation
    • A61B5/4815—Sleep quality
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00—Measuring for diagnostic purposes; Identification of persons
    • A61B5/68—Arrangements of detecting, measuring or recording means, e.g. sensors, in relation to patient
    • A61B5/6887—Arrangements of detecting, measuring or recording means, e.g. sensors, in relation to patient mounted on external non-worn devices, e.g. non-medical devices
    • A61B5/6891—Furniture
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00—Measuring for diagnostic purposes; Identification of persons
    • A61B5/72—Signal processing specially adapted for physiological signals or for diagnostic purposes
    • A61B5/7271—Specific aspects of physiological measurement analysis
    • A61B5/7275—Determining trends in physiological measurement data; Predicting development of a medical condition based on physiological measurements, e.g. determining a risk factor
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01J—MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
    • G01J5/00—Radiation pyrometry, e.g. infrared or optical thermometry
    • G01J5/0022—Radiation pyrometry, e.g. infrared or optical thermometry for sensing the radiation of moving bodies
    • G01J5/0025—Living bodies
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01J—MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
    • G01J5/00—Radiation pyrometry, e.g. infrared or optical thermometry
    • G01J5/02—Constructional details
    • G01J5/025—Interfacing a pyrometer to an external device or network; User interface
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B2505/00—Evaluating, monitoring or diagnosing in the context of a particular type of medical care
    • A61B2505/07—Home care
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B2505/00—Evaluating, monitoring or diagnosing in the context of a particular type of medical care
    • A61B2505/09—Rehabilitation or training
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B2560/00—Constructional details of operational features of apparatus; Accessories for medical measuring apparatus
    • A61B2560/02—Operational features
    • A61B2560/0223—Operational features of calibration, e.g. protocols for calibrating sensors
    • A61B2560/0238—Means for recording calibration data
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B2562/00—Details of sensors; Constructional details of sensor housings or probes; Accessories for sensors
    • A61B2562/02—Details of sensors specially adapted for in-vivo measurements
    • A61B2562/0204—Acoustic sensors
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00—Measuring for diagnostic purposes; Identification of persons
    • A61B5/103—Detecting, measuring or recording devices for testing the shape, pattern, colour, size or movement of the body or parts thereof, for diagnostic purposes
    • A61B5/11—Measuring movement of the entire body or parts thereof, e.g. head or hand tremor, mobility of a limb
    • A61B5/1113—Local tracking of patients, e.g. in a hospital or private home
    • A61B5/1115—Monitoring leaving of a patient support, e.g. a bed or a wheelchair
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01J—MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
    • G01J5/00—Radiation pyrometry, e.g. infrared or optical thermometry
    • G01J2005/0077—Imaging

Definitions

  • the invention relates to sleeping or resting furniture with a sensor and a method for detecting physiological parameters of a person using the sleeping or resting furniture.
  • monitoring devices In the clinical field, monitoring devices are known that monitor a patient's state of health during sleep, e.g. to be able to intervene in the event of critical cardiac and circulatory parameters.
  • devices for monitoring the state of sleep on the basis of physiological parameters are also commercially available for non-clinical purposes. These devices, which are placed on a bedside table, for example, record noises and / or movement states during sleep with the aid of microphones and / or cameras.
  • a sleep state is derived from the recorded information, the course of which is recorded over time.
  • the recorded sleep history can be called up and evaluated afterwards. It can provide information about how deep and restful your sleep was.
  • a sensor-based system in which a pressure-sensitive sensor strip is placed over the mattress and in which this sensor strip is connected to a mobile phone (smartphone) that records the sensor data.
  • a heart rate and a breathing rate are derived from the sensor data.
  • a piece of furniture for sleeping or resting in which a sensor for detecting vibrations, movement and / or sound is mounted on a section of a support element of the furniture for sleeping or resting, which is supported by other sections of the support element of the furniture is decoupled.
  • a good detection of the vibrations or the sound of the person is achieved even with good suppression of extraneous sound, in particular impact sound.
  • An evaluation of the vibrations or the sound makes it possible, for example, to determine a heart rate, a breathing rate and / or a state of movement of the person using the sleeping or resting furniture.
  • the physiological parameters mentioned already reflect the state of health of the person using the sleeping or resting furniture and can provide information on whether there is a health risk for the person and whether a warning is issued to a caregiver or a nursing service.
  • a sleeping or resting furniture according to the invention is characterized in that a thermal imaging camera is arranged on the sleeping or resting furniture as a sensor.
  • a person using the sleeping and / or rest furniture can be recorded by the thermal imaging camera and information from the thermal imaging camera can be evaluated to determine physiological parameters of the person, e.g. to determine a change in body temperature without contact or to assign a movement pattern to the person during sleep determine.
  • the integration of the thermal imaging camera in the furniture simplifies the wiring of the thermal imaging camera with the sleeping and resting furniture and in particular with components such as an evaluation unit arranged in or on the furniture and leads to a more robust and also tamper-proof system.
  • a thermal imaging camera is to be understood as any device that can detect and display temperature information in a spatially resolved manner without contact. This can be implemented by directing thermal radiation through suitable optics onto a flat sensor with a plurality of image points (pixels) will. Alternatively, thermal radiation can also be directed to an individual sensor, for example a pyrometric sensor, through suitable optics in conjunction with deflecting and thus scanning elements.
  • the at least one thermal imaging camera advantageously has a detection angle range of at least 30 ° and preferably at least 60 ° in order to enable detection even in a wide variety of positions in which a user is in the bedroom or rest furniture.
  • the thermal imaging camera can be arranged on a head part of the sleeping or resting furniture, in particular if the sleeping or resting furniture is a bed, preferably a stationary bed with feet or lockable castors. If the sleeping or resting furniture is designed as a care bed, at least two thermal imaging cameras can also be provided, which are each arranged on a side rail of the care bed. In all cases, the at least one thermal imaging camera is furthermore preferably arranged flexibly with regard to its position and / or alignment on the sleeping or resting furniture, so that it can be aligned in the best possible way, taking into account individual sleeping positions.
  • the sleeping or resting furniture also has an evaluation unit connected to the at least one thermal imaging camera for processing image and / or temperature information from the at least one thermal imaging camera.
  • the evaluation unit is preferably designed to evaluate changes over time in the image and / or temperature information from the at least one thermal imaging camera and is set up to determine a body temperature of the person as a physiological parameter.
  • the evaluation unit can also be set up to store the information from the thermal imaging camera and / or the determined physiological parameters at least for a limited period of time.
  • the evaluation unit includes, for example, a memory for storing a time course of the physiological parameters.
  • the evaluation unit can also be designed to be connected to a network, preferably an intranet or Internet, in order to forward the recorded and / or derived information.
  • the evaluation unit has a transmission unit for transmitting the physiological parameters to a network and / or to a mobile device.
  • the transmission unit can preferably be set up for wireless transmission of the physiological parameters into the network or to the mobile device, in particular via a WLAN or Bluetooth transmission path.
  • a storage and / or exit In this case, scoring can alternatively or additionally be carried out via network-based services (cloud services).
  • cloud services The use of external storage services offers high availability and long storage times for the data. The data can easily be made available to various other entities for evaluation or comparison.
  • Such a cloud can be a storage space offered by an external service provider that is provided in a decentralized and / or distributed manner by servers that can be reached via the Internet.
  • it can also be a so-called personal cloud, in which a storage location is local, e.g. B. is provided in the form of a NAS (Network Attached Storage) storage device that can be reached in an intranet.
  • NAS Network Attached Storage
  • a mass storage device connected directly to the evaluation unit by cable would also be understood as a cloud in this sense.
  • Other forms of wired, or more precisely wired, cloud include USB mass storage sticks or memory cards such as SD cards.
  • the evaluation unit or a mobile device to which information from the evaluation unit is transmitted has a monitoring device for comparing the physiological parameters with predetermined limit values.
  • a warning and alarm function can be implemented, e.g. to get help if deviations in the physiological parameters are detected
  • the sleeping or resting furniture has at least one further sensor, in particular a vibration or sound sensor and / or a camera sensitive in the visible spectral range, this further sensor also being connected to the evaluation unit.
  • the evaluation unit is then set up to determine at least one further physiological parameter of the person using the sleeping or resting furniture on the basis of information from the further sensor. Irregularities or illnesses can thus be detected more reliably, since illnesses usually show themselves through various symptoms.
  • the sleeping or resting furniture also has an electromotive furniture drive with adjustment drives for adjusting furniture parts and a control device for controlling the adjustment drives, the evaluation unit being coupled to the control device or being integrated into the control device.
  • the evaluation unit is coupled to the control device or being integrated into the control device.
  • components of the control device that are used in the electromotive furniture drive are already available, can also be used for the evaluation unit, for example a power supply unit, communication devices and / or a housing including the connection options.
  • wiring the thermal imaging camera is simplified if the existing structure of the electromotive furniture drive is used. Further before given, the evaluation unit can then be integrated into the control device of the electromotive furniture drive.
  • information sent to the control device of the electromotive furniture drive can be used directly by the latter in order to control suitable actions of the furniture drive.
  • an adjustment motor of the electromotive furniture drive is activated, for example to change the position of a back or foot part of the bed, whereby the person in bed usually also changes their sleeping position and a assumes a relieving position.
  • provision can be made, for example, to switch on a lighting device coupled to the control device, for example so-called underbed lighting, when the data sent to the control device indicate that the person has just left or left the bed.
  • a method for detecting physiological parameters of a person using such sleeping or resting furniture has the following steps: A sequence of images of a person in the sleeping or resting furniture is recorded by the thermal imaging camera. Furthermore, at least one image area is identified in which a temperature can be assigned to a body temperature of the person. Then a temporal change in the temperature and / or position of the identified image area is determined.
  • a recognition of the person in the thermal image based on plausibility is initially carried out. Objects with a body temperature outside of an expected range are not taken into account. The limits can be selected to such an extent that the method can also be carried out if the thermal imaging camera has not been precisely calibrated. An identified image area is then observed with regard to changes in the measured temperature and / or position in order to be able to make statements about a state of health.
  • a display device is coupled to the evaluation unit connected to the thermal imaging camera and an image from the thermal imaging camera is displayed on the display device.
  • a body area of the person in the picture is then selected, for example by the nursing staff, and a body temperature is measured by means of a thermometer in this body area of the person.
  • the body area is selected on the image shown on the display device and the measured body temperature is entered on an input device coupled to the display device.
  • a temperature scale for images from the thermal imaging camera is calibrated on the basis of the selected body area and the given body temperature.
  • a mobile device for example, can be used as the display device and input device.
  • thermometer usually available in the care area, e.g. a contactless infrared thermometer.
  • the figure shows:
  • Figure 1 is a schematic representation of a bed with a thermal imaging camera mounted thereon.
  • a bed 1 is shown as an example of a piece of furniture in a schematic view.
  • the bed 1 has a frame with an overlaid mattress.
  • a thermal imaging camera 10 is arranged on a head part 2 of the frame.
  • the thermal imaging camera 10 detects a temperature distribution without contact for a certain number of picture elements (pixels) in a detection angle range predetermined by the optics of the thermal imaging camera 10.
  • the thermal imaging camera 10 can already be integrated in a component of the bed 1 when the bed 1 is lowered, or it can be attached to the furniture when the bed 1 is lowered.
  • the thermal imaging camera 10 is aligned so that a person 3 lying in bed 1 has his head within the detection range of the thermal imaging camera 10. is positioned.
  • the thermal imaging camera 10 has a detection angle range of at least 30 °, preferably at least 60 ° and particularly preferably over 100 °.
  • the positioning of the thermal imaging camera 10 on the headboard 2 of the bed 1 is shown purely by way of example in Fi gur 1. Taking into account the installation location of the thermal imaging camera 10, the detection angle range is selected in such a way that, in each of the usual positions of the person 3, their head is detected by the thermal imaging camera.
  • the thermal imaging camera 10 can also be mounted in other positions, in particular in the case of care beds, also on a side rail of the bed. It is also conceivable to arrange more than one thermal imaging camera 10 on the bed 1. In particular, if a picture is taken from the side, it makes sense to use at least two thermal imaging cameras 10, which are each aligned from one side to the center of the bed 1.
  • the at least one thermal imaging camera 10 is mounted on a piece of furniture that forms a unit with the bedroom or rest furniture, e.g. a side table or bedside table.
  • the case table or bedside table are to be understood as part of the bedroom or rest furniture.
  • a thermal imaging camera that is not arranged directly on the bedroom or rest furniture or on a piece of furniture belonging to it, but is assigned to it, can be provided, the thermal images of which are additionally evaluated.
  • a thermal imaging camera mounted on a wall opposite the bed, but oriented towards the bed, can be used.
  • the thermal imaging camera 10 can be arranged so as to be adjustable in terms of its position and / or orientation.
  • it can be set using clamps or locking arrangements, for example, in order to vary its position.
  • a pivot arrangement in one or more spatial directions in order to be able to change an orientation of the camera.
  • Another possibility is the arrangement of the camera on a flexible holder, for example a gooseneck holder, which enables both the positioning and the alignment to be varied.
  • the thermal imaging camera 10 is connected to an evaluation unit 11 which is also arranged on the bed 1.
  • the evaluation unit 11 can support the nursing staff in different ways.
  • the evaluation unit 11 transmits the thermal image for display to a display device, with the aid of which the thermal imaging camera 10 can be aligned.
  • the display device can, for example, be a mobile device (for example smartphone or tablet computer) belonging to the nursing staff.
  • an automatic image evaluation can take place in the evaluation unit 11, which e.g. determines a focus of a temperature distribution indicating a body temperature and uses simple display elements such as light-emitting diodes (LED) to indicate whether the focus is approximately in the center of the image.
  • LED light-emitting diodes
  • a green LED can indicate a correct alignment and optionally several, e.g. red, directional arrows indicate in which direction the thermal imaging camera 10 must be pivoted in order to achieve the correct alignment.
  • the evaluation unit 11 evaluates the image and temperature data supplied by the thermal imaging camera 10, stores them at least for a limited period of time and derives information about physiological parameters of the person 3.
  • the evaluation unit 11 is preferably connected to a network 4, preferably an intranet or the Internet, in order to forward the recorded and / or derived information.
  • the evaluation unit 11 can, for example, be connected to an external memory via the network 4.
  • This can be a cloud, for example, a storage space offered by an external service provider that is provided in a decentralized and / or distributed manner by servers that can be reached via the Internet.
  • it can also be a so-called personal cloud, in which a storage location is local, e.g. B. is provided in the form of a NAS (Network Attached Storage) memory that can be reached in an intranet.
  • NAS Network Attached Storage
  • a mass storage device connected directly to the evaluation unit by cable would also be understood as a cloud in this sense.
  • Other forms of wired, or more precisely wired cloud include USB Mass memory sticks or memory cards such as SD cards.
  • These cloud-forming storage elements can be provided at various locations and components, for example also in a PC (personal computer) or a smartphone as a mobile device.
  • the evaluation unit can also have a monitoring device for comparing the physiological parameters with predetermined limit values, so that in the event that a health hazard for the person is recognized, this person or another person can be warned.
  • the evaluation unit preferably has a signal device for outputting a warning signal.
  • a warning message can be output via the network 4 so that it is output on a coupled device, e.g. a mobile device of a caregiver or a care service.
  • a transmission unit in the evaluation unit 11 which transmits a warning message directly to a mobile device or other external device.
  • the transmission unit is then preferably set up for wireless transmission to the mobile device or the other external device, in particular via a WLAN or Bluetooth transmission path. Wired coupling to external units is also conceivable, for example if the external unit is a staff call system in a nursing home.
  • the warning message output via the network 4 can be configured in several stages and, for example, comprise a preliminary alarm stage that is triggered when the person 3 approaches an image edge of the thermal image. This can be viewed as a request to control the position of person 3 in bed 1 and also to control the correct alignment of thermal imaging camera 10. A next alarm level can then be triggered, for example, if the person 3 is actually no longer identified in the image area of the thermal imaging camera 10.
  • the monitoring device itself can be designed externally from the evaluation unit and connected to the evaluation unit.
  • an external monitoring device can be formed, for example, in a mobile device. The functionality required for this can be provided via a corresponding program ("app").
  • the external monitoring device can also be part of an alarm center, for example in a care facility.
  • Information from the thermal imaging camera 10 is preferably not evaluated in absolute terms, but rather with regard to observed changes. In this way, important information about the physiological state of the person 3 can be obtained even without an exact calibration of the thermal imaging camera 10.
  • a recognized temperature pattern can be assigned to a person at all.
  • a spatial and / or temporal change behavior of the recorded data can be used.
  • an identified, periodically increasing and weakening heat source can point to a cigarette and a very suddenly occurring and disappearing heat source to a lighter or a hot beverage cup that was temporarily taken from the bedside table and put down again after drinking.
  • a heat source with a temperature that is constant for a short time and only changes slightly over longer periods of time can be assigned to a person.
  • absolute measured values can be used in extreme cases to identify heat sources is calibrated, and physiologically and therefore more likely to be assigned to other heat sources such as the cigarettes, lighters (or even a fire) and / or beverage cups mentioned.
  • a person for example person 3 shown in FIG. 1, is identified as a probable heat source, a statement is already made as to whether a person is actually in bed or has just left it. This information in itself is also valuable and can, if necessary, be passed on as warning information from the aforementioned monitoring device.
  • a temperature can be recorded by a recognized person in order to be able to observe and meaningfully evaluate a change in temperature.
  • a gradually increasing temperature at certain points or over an area suggests the development of a disease with fever symptoms.
  • Typical temperature changes that people experience as a result of different sleep phases can also be taken into account.
  • a movement pattern of the person 3 can also be recorded, which is analyzed and, if necessary, additionally allows conclusions to be drawn about a physiological state of the person 3.
  • the sleep phases can be identified, for example, on the basis of the previously mentioned state of movement of the person 3. Movement states that deviate from typical sleep patterns also allow conclusions to be drawn about illnesses.
  • the thermal imager 10 can be calibrated and be helpful, in particular to be able to reliably identify heat sources and to be able to differentiate them.
  • thermometer for example by nursing staff, namely on a part of the body that is recognizable and easily identifiable on the thermal image, e.g. on the forehead of person 3 Evaluation unit 11 transmitted, for example, to the mobile device of the nursing staff.
  • This can take place, for example, via a coupling with the mobile device via the network 4 or directly via WLAN or Bluetooth.
  • a contactless method is preferably used to measure the temperature, for example by means of an infrared thermometer.
  • the measured value can be compared with the information from the (current) camera calibration on the mobile device.
  • the measuring point or the area corresponding to the measuring point can be selected on the display of the thermal image and the measured value of the thermometer can be entered. This value is used for calibration and transferred accordingly to all other areas of the thermal image.
  • environmental values such as room temperature and / or a degree of humidity can be measured by appropriate sensors and correction values for the temperature information output by thermal imaging camera 10 can be derived therefrom using known algorithms.
  • the bed 1 has an electric motor-driven furniture drive with at least one adjustment drive for adjusting one or more movable furniture parts.
  • an electromotive furniture drive which is also often found in care beds, for example, usually has a control device that receives control instructions from one or various manual control units and controls the adjustment drives.
  • the evaluation unit 11 can preferably be coupled to the control device or integrated into the control device.
  • existing components of the control device of the electromotive furniture drive can also be used for the evaluation unit, for example a power supply unit, communication devices and / or a housing including the connection options.
  • cabling of the thermal imaging camera 10 is simplified if the existing structure of the electromotive furniture drive is used.
  • vibration or sound sensors for recording body or airborne sound can be connected to the evaluation unit 11.
  • a sound pick-up can be formed, for example, by a condenser microphone.
  • Piezo elements can be provided as vibration sensors. The detection of vibrations and / or airborne sound enables pulse and breathing frequencies to be determined.

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  • Health & Medical Sciences (AREA)
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  • General Physics & Mathematics (AREA)
  • Physiology (AREA)
  • Human Computer Interaction (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Artificial Intelligence (AREA)
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  • Measuring And Recording Apparatus For Diagnosis (AREA)

Abstract

L'invention concerne un meuble pour dormir ou inclinable comprenant un capteur permettant la détection de paramètres physiologiques d'une personne (3) occupant le meuble pour dormir ou inclinable. Le meuble pour dormir ou inclinable est caractérisé en ce que le capteur est au moins une caméra thermique (10) qui est disposée sur le meuble pour dormir ou inclinable, et le meuble pour dormir ou inclinable comprend une unité d'analyse (11) qui est reliée à ladite caméra thermique (10) afin de traiter des informations d'image et/ou de température de ladite caméra thermique (10). L'invention concerne en outre un procédé de détection de paramètres physiologiques d'une personne sur un tel meuble pour dormir ou inclinable.
EP21731937.5A 2020-06-04 2021-06-02 Meuble pour dormir ou inclinable doté d'un capteur et procédé de détection de paramètres physiologiques d'une personne Pending EP4161380A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE202020103225.9U DE202020103225U1 (de) 2020-06-04 2020-06-04 Schlaf- oder Ruhemöbel mit einem Sensor
PCT/EP2021/064784 WO2021245132A1 (fr) 2020-06-04 2021-06-02 Meuble pour dormir ou inclinable doté d'un capteur et procédé de détection de paramètres physiologiques d'une personne

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EP4161380A1 true EP4161380A1 (fr) 2023-04-12

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EP21731937.5A Pending EP4161380A1 (fr) 2020-06-04 2021-06-02 Meuble pour dormir ou inclinable doté d'un capteur et procédé de détection de paramètres physiologiques d'une personne

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US (1) US20230293017A1 (fr)
EP (1) EP4161380A1 (fr)
CN (1) CN115697195A (fr)
DE (1) DE202020103225U1 (fr)
WO (1) WO2021245132A1 (fr)

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CN114732246B (zh) * 2022-03-30 2024-02-06 浙江梦神家居股份有限公司 一种智能床垫软硬度调节方法、系统、存储介质及智能终端

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CN115697195A (zh) 2023-02-03
WO2021245132A1 (fr) 2021-12-09
DE202020103225U1 (de) 2021-09-07
US20230293017A1 (en) 2023-09-21

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