Devices for measuring blood sugar for medical purposes; Medical devices for treating congestive heart failure; Medical apparatus, namely, an ear wash device in the nature of a container to be filled with appropriate fluid by the user for flushing ear wax from the ear; Medical apparatus, namely, an injectable oxygen delivery system comprising an oxygen device which produces nanobubbles and nanobatteries to prevent or treat eye disease; Medical cutting devices; Medical lancing devices; Blood pr...