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Presentation of the team “Keeper”

One of the finalists for the selection is the Keeper team from Moscow. The team owns a number of successfully implemented projects. In particular, the group members developed a remote monitoring device for the physiological state of the swimmers, which was used in preparing the Russian national team for the 2008 Olympics. A prototype of a device for remote control and rehabilitation of stress states was also developed, and a device for monitoring the state of the human body based on a smartphone was developed.



The MDU concept proposed by the team is aimed at developing a low-cost, publicly available diagnostic device that can be used without the participation of specialists. At the same time, the concept should be open and expandable, both for the inclusion of new sensors and for the diagnosis of new diseases. These two provisions are obviously in conflict, which is proposed to be resolved as follows: group the MRL sensors into several separately wearable devices ( ONU ). The composition of the sensors of each ONU is selected based on the conditions of the possibility of proximity of the sensors and the functional completeness of the ONU. The user can select and use one or more ONU, depending on the intended purpose of its use.

Proposed for development in the ONU project:
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  1. Cuff on the wrist . Includes: temperature sensor; 3-axis accelerometer; pulse wave microphone; optical pair (LED photosensor) to determine the level of blood oxygenation; electrodes of the reographical assignment.
  2. Bandana forehead . Includes: temperature sensor; 3-axis accelerometer; optical pair (LED photosensor) to remove photoplethysmogram; electrodes of the reographical assignment.
  3. ECG vest . Includes: ECG sensors - from 3 to 6 leads; 3-axis gyro; 3-axis accelerometer; magnetometer
  4. Cuff on the elbow . Includes: pressure sensor; pulse microphone; inflatable cuff; micropomp; temperature sensor; strain gauge sensor.
  5. Clip on ear . It includes: two optical pairs (LED photosensor) for determining the relative density of blood.
  6. Spirometer Includes: air velocity sensor during inhalation and exhalation.

Each ONU, using the BlueTooth4.0 (LE) interface, transmits data from sensors to a smartphone or tablet computer that performs data processing and provides communication capabilities. Data is transmitted in batches, which allows to eliminate collisions between different ONUs.

A simple user-friendly interface of the MDU is built by maximizing the computing and graphics capabilities of a smartphone or tablet, minimizing user experience.

Source: https://habr.com/ru/post/152543/


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