WO2010108366A1 - Appareil médical doté d'une alarme vibrante - Google Patents

Appareil médical doté d'une alarme vibrante Download PDF

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Publication number
WO2010108366A1
WO2010108366A1 PCT/CN2009/075018 CN2009075018W WO2010108366A1 WO 2010108366 A1 WO2010108366 A1 WO 2010108366A1 CN 2009075018 W CN2009075018 W CN 2009075018W WO 2010108366 A1 WO2010108366 A1 WO 2010108366A1
Authority
WO
WIPO (PCT)
Prior art keywords
vibration
alarm
medical device
value
central processing
Prior art date
Application number
PCT/CN2009/075018
Other languages
English (en)
Chinese (zh)
Inventor
谢育飞
刘艳
贾雷鹏
Original Assignee
北京超思电子技术有限责任公司
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 北京超思电子技术有限责任公司 filed Critical 北京超思电子技术有限责任公司
Priority to CN200990100732.0U priority Critical patent/CN202776309U/zh
Publication of WO2010108366A1 publication Critical patent/WO2010108366A1/fr

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Classifications

    • G—PHYSICS
    • G08—SIGNALLING
    • G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
    • G08B6/00—Tactile signalling systems, e.g. personal calling systems
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00—Measuring for diagnostic purposes; Identification of persons
    • A61B5/145—Measuring characteristics of blood in vivo, e.g. gas concentration, pH value; Measuring characteristics of body fluids or tissues, e.g. interstitial fluid, cerebral tissue

Definitions

  • the present invention relates to a medical device, and more particularly to a medical device such as an oximeter having a vibration alarm. Background technique
  • the measurement data over-limit alarm mode of the medical device includes an audible alarm mode or a visual alarm mode.
  • the speaker For the audible alarm mode, when the measurement data is out of limits, the speaker emits a sound to alert the user, caregiver, or doctor. However, when the speaker makes a sound, it interferes with the normal work or life of others, especially at night, which can cause others to wake up during sleep.
  • a further object of the present invention is to provide a medical device in which a user, a caregiver, or a doctor can be alerted even when the patient is in a sleep state, so that it is not necessary to rest because of the monitoring measurement data.
  • the present invention provides a medical device provided with a vibration alarm including a vibration circuit, a vibrator, and a controller mounted on a main circuit board or a housing of the medical device .
  • the medical device provided by the present invention further includes: a data collection unit connected to each other and Central processing unit.
  • the data collection unit collects the physiological parameter values of the test subject and transmits them to the central processing unit; the central processing unit receives the physiological parameter values from the data collection unit, and determines the physiological parameter values Whether it exceeds its alarm threshold, and if so, issues an alarm command to the vibration alarm.
  • the medical device provided by the present invention further includes: a data storage unit, a display unit, a power management unit, and a communication interface.
  • the data storage unit is connected to the central processing unit for storing the physiological parameter value under the control of the central processing unit;
  • the display unit is connected to the central processing unit for displaying physiological parameter values and working under the control of the central processing unit
  • the power management unit is configured to provide operating voltages for the various units and components;
  • the communication interface includes a Bluetooth interface and/or a USB interface for communicating with the PC or the host computer under the control of the central processing unit.
  • the physiological parameter value comprises a blood oxygen value and/or a pulse rate value and/or a heart rate.
  • the upper limit of the alarm threshold of the blood oxygen value is 71 to 99; the lower limit of the alarm threshold of the blood oxygen value is 70 to 98; the upper limit of the alarm threshold of the pulse rate The value ranges from 31 to 235; the lower limit of the alarm threshold of the pulse rate value ranges from 30 to 234.
  • the vibrator may comprise a vibrating rod and/or a vibrating motor.
  • the vibrator can be mounted offset on the medical device. In practical applications, the ratio of the offset distance in one direction of the medical device to the length in the direction is between 1/3-1/6.
  • the controller sets or changes the opening, closing, vibration intensity and vibration frequency of the vibration alarm.
  • the vibration alarm sends an alarm by vibration when the measurement parameter exceeds the limit, the finger clip falls off, and/or the battery power is exhausted.
  • the alarm mode of the vibration alarm includes continuous vibration, intermittent vibration, variable frequency vibration or variable amplitude vibration.
  • the medical instrument provided by the invention has a vibration alarm device, and when the measurement data exceeds the limit and the alarm does not interfere with the normal work or life of others, the user, the caregiver, or the doctor can get an alarm even in a sleep state. Therefore, it is not necessary to take a break due to monitoring measurement data.
  • FIG. 1 is a schematic block diagram of a medical device with a vibration alarm according to an embodiment of the present invention
  • FIG. 2 is a schematic view showing the operation of a specific implementation of the vibration alarm control unit of Figure 1;
  • FIG 3 is a flow chart showing the vibration alarm of the medical device with the vibration alarm shown in Figure 1.
  • the core of the technology of the present invention is: Provided is a medical instrument having a vibration alarm, the vibration alarm including a vibration circuit, a vibrator, and a controller.
  • the vibrator can be mounted on the main circuit board of the medical device, so that the wiring is more convenient and easy to install; in addition, the vibrator can be mounted on the housing of the medical device, so that the vibration of the user is felt at the same power. Stronger and does not interfere with other electronic devices.
  • an oximeter with a vibration alarm function provided by the present invention includes: a central processing unit, a data collection unit, a data storage unit, a vibration alarm control unit, a display unit, and a power management unit (not shown).
  • the data collection unit is connected to the central processing unit for collecting the physiological parameter values of the subject, such as blood oxygenation values and pulse rate values, and transmitting them to the central processing unit.
  • the central processing unit receives the collected physiological parameter values such as blood oxygen value and pulse rate value, and determines whether the physiological parameter values such as the blood oxygen value and the pulse rate value collected by the collected value exceed their respective alarm thresholds, if Yes, an alarm command is issued to the vibration alarm control unit.
  • the so-called alarm threshold is preset. For example, the following contents are preset: The upper limit of the blood oxygen level alarm threshold, the value range is 71 ⁇ 99; the lower limit of the blood oxygen value alarm threshold, the value range is 70 ⁇ 98; pulse rate value alarm threshold upper limit, its value range It is 31-235; and the lower limit of the pulse rate alarm threshold, which ranges from 30-234.
  • the central processing unit can employ, for example, a microcontroller (MCU), a microcontroller, or the like.
  • the vibration alarm control unit is connected to the central processing unit for receiving an alarm command from the central processing unit and issuing a corresponding vibration alarm signal according to the alarm command.
  • the vibration alarm control unit may include a vibrator and a vibrator control circuit.
  • the vibrator may be a vibration motor or the like.
  • a vibrator control circuit is used to control the vibrator to initiate or stop vibration based on an alarm command from the central processing unit.
  • the data storage unit is coupled to the central processing unit for storing information such as blood oxygen, pulse rate, etc. under the control of the central processing unit.
  • information such as blood oxygen, pulse rate, and the like processed by the central processing unit may be stored, or information such as unprocessed blood oxygen, pulse rate, and the like collected by the data collection unit may be stored.
  • the display unit is connected to the central processing unit for displaying the measurement data, working mode and the like of the oximeter under the control of the central processing unit.
  • the power management unit is used to provide operating voltages for the various units and components in the oximeter.
  • the oximeter with vibration alarm function provided by the present invention further comprises a communication interface for communicating with an electronic device such as a PC, a monitor or a host computer under the control of the central processing unit.
  • the communication interface can include a Bluetooth interface and/or a USB interface.
  • the vibration alarm control unit includes a vibration motor Bl, a diode D2, a transistor Q1, resistors R11, R12, R13, R14, capacitors C5 and C10.
  • resistor R11 is connected to the resistor R12 and the capacitor CIO, and the other end of the resistor R11 is connected to a central processing unit such as an MCU to receive a control signal CTL-MOTOR from the MCU for the vibrator control circuit portion.
  • Resistor R11, capacitor C10 and MCU form an electrical connection network to protect the vibrator control circuit section and the MCU control section.
  • the resistance of resistor R11 can be 100 ⁇ ⁇ 5%; the capacitance of capacitor C10 can be 0.1 ⁇ ⁇ ⁇ 20%; the resistance of R12 can be 1.5 ⁇ ⁇ 5%.
  • the transistor Q1 is a ⁇ -type transistor, for example, a three-pole type ⁇ 3094 can be used. Tube.
  • the resistor R14 is a current limiting resistor. Based on the power consumption and vibration effect of the circuit, the resistance value is selected to be 51 ⁇ ⁇ 5%.
  • the vibration intensity can be controlled by adjusting the resistance of the resistor R14.
  • the resistor R14 can be set as an adjustable resistor to facilitate control of the vibration intensity.
  • Capacitor C5 and diode D2 protect the vibration motor. It has been verified that the vibration motor B1 can be simply and effectively protected by setting the capacitor C5 and the diode D2 in this way, and the current electric protection function is prevented from being realized as follows: If the transistor Q1 is turned on, the vibration motor B1 starts to operate, and the instantaneous current is large. At this time, the capacitor C5 can provide some compensation to avoid excessive demand for the Vbat current; if the transistor Q1 is cut off, the vibration motor B1 stops working, and the electromotive force stored by the vibration motor B1 itself and the corresponding inertial energy need to be released in time (otherwise it may cause vibration) The life of the motor B1 is shortened, and even the vibration motor B1 is burned.
  • the diode D2 provides the energy release circuit of the vibration motor B1, and the capacitor C5 can also provide partial power storage.
  • the capacitance of capacitor C5 can be 0.1 ⁇ F ⁇ 20%.
  • Diode D2 can be used with Schottky diodes of the type MBR0520.
  • Resistor R13 is the base bias voltage of transistor Q1 and can have a resistance of 4.99 ⁇ ⁇ ⁇ 5%.
  • the resistance of R12 can be 1.5 ⁇ 5%.
  • the vibration motor B1 can use the model XY1027B002F vibration motor of Xinyu Electromechanical Co., Ltd.
  • the vibration mode can be set by setting the value representing the vibration mode by software.
  • the MCU modulates the corresponding PWM wave according to the vibration mode to control the opening and closing of the transistor Q1 to control the vibration of the vibration motor B1, so the MCU can control the vibration motor B1 by the control signal CTL-MOTOR. Start or stop, vibration frequency, etc.
  • the MCU sends an alarm command to the vibration alarm control unit, and the vibration alarm control unit responds to the instruction of the MCU, and according to
  • the PWM wave modulated by the MCU controls the rhythm conduction and turn-off of the transistor Q1, thereby controlling the rhythmic vibration of the vibration motor B1.
  • the PWM wave is modulated by the MCU according to the value set by the software. Therefore, the frequency of the vibration can be changed by software to obtain various vibration modes.
  • the oximeter with the vibration alarm function provided by the invention emits an alarm by vibration.
  • step 310 the blood oxygen level and the pulse rate value of the subject are collected.
  • Step 320 Determine whether the collected blood oxygen value is greater than a preset blood oxygen level alarm threshold upper limit, and if yes, go to step 340; if no, go to step 330.
  • Step 330 Determine whether the collected blood oxygen value is less than a preset hypoxic alarm threshold value, and if yes, go to step 340; if no, go to step 350.
  • the vibration alarm is performed in the vibration mode 1.
  • the so-called vibration mode 1 refers to a vibration mode that is used when the blood oxygen value exceeds its threshold.
  • different vibration alarm modes can be set separately for exceeding the upper limit of the blood oxygen level alarm threshold and exceeding the lower limit of the blood oxygen level alarm threshold.
  • Step 350 Determine whether the pulse rate value of the collected subject is greater than a preset pulse rate threshold upper limit, if no, go to step 360; if yes, go to step 370.
  • Step 360 Determine whether the collected pulse rate value is less than a preset pulse rate value alarm threshold lower limit, if yes, go to step 370; if no, return to the main program.
  • the vibration alarm is performed in the vibration mode 2.
  • the vibration mode 2 refers to a vibration mode that is used when the pulse rate value exceeds its threshold value. Of course, in practical applications, different vibrations can also be set separately for exceeding the pulse rate value alarm threshold upper limit and exceeding the pulse rate value alarm threshold lower limit. Alarm mode. It can be understood that the vibration mode 2 can be different from the vibration mode 1 or the vibration mode 1, that is, the oximeter with the vibration alarm function can also set only one alarm mode, whether it is a blood oxygen value or a pulse rate value. This type of alarm mode is used as long as it exceeds its respective threshold.
  • the processing is further included: that is, the upper limit of the blood oxygen level alarm threshold, the lower limit of the blood oxygen level alarm threshold, the upper limit of the pulse rate value alarm threshold, and the pulse rate value alarm threshold are set by software. Lower limit, and set the vibration mode after the over limit.
  • the default value of the oximeter with vibration alarm function provided by the invention is set as follows: the upper limit of the blood oxygen value alarm threshold is 99, the lower limit of the blood oxygen value alarm threshold is 90; the upper limit of the pulse rate value alarm threshold is 100, the pulse rate value The lower limit of the alarm threshold is 60.
  • the vibration mode 1 alarm is used, and the vibration alarm mode of the mode is "vibration-vibration- Vibration-vibration-vibration-vibration-vibration-vibration-vibration-vibration-vibration-vibration-vibration", and occurs every 10 seconds; when the pulse rate value collected by ⁇ is greater than the pulse rate value alarm threshold upper limit value or less than the pulse rate value alarm When the lower limit value is exceeded, the vibration mode 2 alarm is used.
  • the vibration alarm mode of this mode is: “vibration-vibration-vibration", which occurs every 15 seconds.
  • the judgment order may not be limited to the order shown in steps 320 to 370 in FIG. 3, and It is also possible to use such an order: for example, first determine whether the pulse rate value exceeds its threshold value, and then determine whether the blood oxygen value exceeds its threshold; or, first, determine whether the pulse rate value and/or blood oxygen value exceeds its respective value.
  • the lower limit of the threshold and then determine whether the pulse rate value and / or blood oxygen value exceed their respective upper limit of the threshold, and so on.
  • the oximeter referred to in the present invention may be a clip-type oximeter, a non-pivoting finger-type oximeter, or a finger-type pulse oximeter or a finger-type pulse. Oximeter.
  • the vibrator can be biasedly mounted on the medical device, for example, the ratio of the offset distance along the width direction of the medical device to the width is 1/3-1/6. between.
  • the vibration alarm method can be used in conjunction with an audible alarm or a visual alarm.
  • the user can select the vibration alarm and the audible alarm mode at the same time, or select the vibration alarm and the visual alarm mode at the same time, and also select the vibration alarm, the audible alarm and the visual alarm simultaneously.
  • the user can also select any one of the vibration alarm, the audible alarm, the visual >3 ⁇ 4 alarm, and the two >3 ⁇ 4 alarm modes, and change other "alarm modes".
  • the vibration intensity of the vibrator according to the present invention can be set in advance so that the vibration intensity can be adjusted, i.e., the vibration power can be adjusted, thereby being suitable for people who have different vibration sensations, and can save unnecessary electric energy.
  • the unique vibration alarm function of the invention is different from the previous sound alarm and visual alarm, which brings more convenience to the user. For example, during nighttime sleep monitoring, the over-limit alarm can be realized without disturbing others.
  • the setting parameters can be retained even after the power is turned off, and the setting is not required for the next power-on.
  • the test data can be browsed locally through the foregoing display unit, and can also be uploaded and browsed, and the user can perform dynamic continuous monitoring on the blood oxygen physiological parameters, and upload the data to the PC or other upper computer for data analysis and data.
  • the vibration alarm can be set on the medical device itself or on the terminal of the medical staff engaged in nighttime sleep monitoring.
  • the parameters of the over-limit alarm can be blood oxygen, pulse rate, and ECG measurement data; the upper and lower limits of the alarm can be set.
  • the over-limit alarm in addition, in addition to the over-limit alarm, other alarm functions can be set, such as the finger-off alarm. If the vibration is turned on, the vibration alarm will occur when the finger is off. If the vibration is off, the sound will be alarmed when the finger is off.
  • Vibration alarms include continuous vibration, intermittent vibration, variable frequency vibration, and variable amplitude vibration. Different alarm parameters can be used in different vibration modes. In this way, the vibration alarm method can simultaneously monitor the overrun of multiple parameters.
  • the vibration alarm of the present invention may be a vibrating rod or other forms of vibration generator.
  • the medical device with the vibration alarm provided by the present invention is described in detail by taking the oximeter with the vibration alarm function as an example in the foregoing embodiment, the medical device provided by the present invention is not limited thereto. But it can also include other handheld electrocardiographs, etc. Medical devices suitable for indoor or outdoor use, medical units and homes. That is to say, the vibration alarm method of the present invention can be applied to various medical instruments, such as a finger oximeter, a wrist sphygmomanometer, and a belly massager, and can be used not only for an adult medical device but also for a child medical device. Not only for monitoring medical parameters, but also for urging users to change their sleep posture.

Abstract

L'invention concerne un appareil médical doté d'une alarme vibrante. L'alarme vibrante comprend un circuit vibrant, un vibreur et une unité de commande. Le vibreur est monté sur une carte de circuits imprimés principale ou sur un boîtier.
PCT/CN2009/075018 2009-03-26 2009-11-18 Appareil médical doté d'une alarme vibrante WO2010108366A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN200990100732.0U CN202776309U (zh) 2009-03-26 2009-11-18 具有振动报警器的医疗器械

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN200910080865A CN101843492A (zh) 2009-03-26 2009-03-26 具有振动报警器的医疗器械
CN200910080865.2 2009-03-26

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WO2010108366A1 true WO2010108366A1 (fr) 2010-09-30

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CN103713888A (zh) * 2012-09-29 2014-04-09 联想(北京)有限公司 一种信息处理的方法及装置
US20140197963A1 (en) * 2013-01-15 2014-07-17 Fitbit, Inc. Portable monitoring devices and methods of operating the same
CN107928629B (zh) * 2013-06-03 2021-06-11 飞比特公司 便携式监视装置及其操作方法
CN103431868A (zh) * 2013-08-15 2013-12-11 费军 一种无人值守伤员的中央监护定位系统
CN103550052A (zh) * 2013-11-18 2014-02-05 李丹华 智能车用按摩靠背
US9031812B2 (en) 2014-02-27 2015-05-12 Fitbit, Inc. Notifications on a user device based on activity detected by an activity monitoring device
CN104504828B (zh) * 2015-01-09 2017-05-10 何向锋 一种用于卧床患者的无线呼助装置
CN204807959U (zh) * 2015-02-10 2015-11-25 苏州宝时得电动工具有限公司 可穿戴设备、电动工具及电动工具系统

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