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US 2008/0304984 A1Published application
Therapeutic device
OwnerMan-Yan Chaninventor
Life of this patent
Estimating the term…
Abstract
A handheld device includes a casing having a cylinder presenting an opening for placement upon a user's skin. A motor is housed within the casing. A piston driven by the motor oscillates within the cylinder toward and away from the skin of a user to cause a pressure fluctuation thereagainst.
Claims3
A handheld device, comprising:
- a casing having a cylinder presenting an opening for placement upon a user's skin,
- a motor housed within the casing,
- a piston driven by the motor to oscillate within the cylinder toward and away from the skin of a user.
Dependencies are inferred from the claim text.