Is a
Patent attributes
Patent Jurisdiction
Patent Number
Date of Patent
September 22, 2009
Patent Application Number
10564971
Date Filed
July 19, 2004
Patent Primary Examiner
Patent abstract
A flexible fluid filled actuator has an elastic bladder and a guide surrounding the bladder. The guide has asymmetrical elastic properties. When the bladder is inflated the guide directs the bladder to expand preferentially in a selected direction or directions. The actuator has utility in the traction and/or unloading of portions of the body. A fluid-filled traction apparatus is disclosed which has particular advantages in spinal unloading.
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