Patent ID: 9372486
Filing Date: 2016-06-21
CPC Classification: A61M,F16K,F16M,G05D,G16H

Claim Text:
1. A flow meter, comprising: a coupler adapted to couple to a drip chamber; a support member operatively coupled to the coupler; an image sensor having a field of view and operatively coupled to the support member, wherein the image sensor is positioned to view the drip chamber within the field of view; a valve comprising: at least one processor operatively coupled to the image sensor to receive image data therefrom and to the actuator to actuate the valve, wherein the at least one processor is configured to estimate a flow of fluid through the drip chamber and to actuate the valve to control the flow of fluid through the drip chamber to achieve a target flow rate, wherein the at least one processor compares an image of the image data to a reference image to estimate at least one parameter of liquid within the drip chamber.