K-Bubble is a versatile pneumatic dynamometer that transforms pressure variations into accurate force measurements. The device can be inserted into inflatable objects to perform a wide variety of measurements.

All K-Bubble accessories are included.

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    Objective and instantaneous assessment

    Kinvent’s app-integrated assessment devices allow you to objectively and instantaneously measure strength, balance and range of motion. Motivate patients for longer engagement and improved results with in-app games and reports.

    Connect multiple Kinvent devices with a single Kinvent Physio app license. If you don’t already have access to the app, choose from the following licenses here.


    Multiple assessments

    K-Bubble is a dynamic pressure sensor that, when inserted into any inflatable object, can give precise force measurements in a number of movements, including:

    • Grip
    • Chest strength
    • Neck extension
    • Adductor strength

    K-Bubble has a maximum pressure of up to .4 Bar, delivering data accuracy of 98.5%. It also has a 1ms syncing accuracy. K-Bubble also delivers wireless data transmission through an integrated App.