Sleeve or legging for stimulating flow of fluids within an animal body

Claim 1

MEANS FOR STIMULATING FLOW WITHIN AN ANIMAL BODY EXTREMITY COMPRISING AN ELONGATED ENVELOPE CLOSED AT ONE END AND OPEN AT THE OTHER, SAID ENVELOPE HAVING INNER AND OUTER MEMBERS DEFINING AN ELONGATED SUBSTANTIALLY ANNULAR SPACE THEREBETWEEN, AND ADAPTED TO FIT ABOUT THE BODY EXTREMITY WITH SAID INNER MEMBER IN CONTACT WITH SAID BODY EXTREMITY TO SURROUND THE SAME AND EXTEND LONGITUDINALLY THEREOF WITH NEGLIGIBLE PRESSURE THEREON, EACH OF SAID INNER AND OUTER ENVELOPE MEMBERS BEING A NON-ELASTIC, FLEXIBLE FABRIC COATED ON ONE SIDE WITH AN AIR IMPERMEABLE SUBSTANCE, AND MEANS FOR ADMITTING FLUID UNDER PRESSURE TO THE SPACE BETWEEN SAID MEMBERS AND ALTERNATELY RELEASING THE SAME TO INTERMITTENTLY CONTACT SAID INNER MEMBER AND PRODUCE A RADIALLY INWARDLY DIRECTED PRESSURE AGAINST SAID BODY EXTREMITY, SAID ANNULAR SPACE BEING CONTINUOUS AND UNINTERRUPTED AND EMBRACING SUBSTANTIALLY THE ENTIRE BODY EXTREMITY TO APPLY A UNIFORM PRESSURE SIMULTANEOUSLY ON ALL PORTIONS THEREOF INCLUDING THE FREE END OF SAID EXTREMITY, SAID ENVELOPE BEING IN THE FORM OF A GARMENT CLOSED AT ONE END AND OPEN AT THE OTHER END FOR RECEIVING A LIMB INCLUDING THE EXTREMITY THEREOF, SAID INNER AND OUTER MEMBERS BEING HERMETICALLY JOINED TOGETHER FOR THE ENTIRE CIRCUMFERENCE AT BOTH THE OPEN AND THE CLOSED ENDS THEREOF AND BEING HERMETICALLY JOINED TOGETHER LONGITUDINALLY BETWEEN SAID END JOINTS.