Pressure device and system for treating body members

Claim 1

A PRESSURE DEVICE FORMED OF PLASTIC MATERIAL AND ADAPTED TO RECEIVE AN ANIMAL EXTREMITY THEREIN, SAID DEVICE COMPRISING A FLEXIBLE GENERALLY NON-ELASTIC INNER ENVELOPE OF SINGLE WALL THICKNESS AND A FLEXIBLE GENERALLY NON-ELASTIC OUTER ENVELOPE OF SINGLE WALL THICKNESS DEFINING AN ELONGATED ARTICLE WHICH IS OPEN AT BOTH ENDS THEREOF FOR RECEIVING SAID ANIMAL EXTREMITY THERETHROUGH, SAID ENVELOPES BEING TRANSPARENT AND BEING SEALED TOGETHER AT THEIR ENDS TO PROVIDE A SINGLE AIR PRESSURE RECEIVING SPACE THEREBETWEEN, GENERALLY LINEARLY EXTENDING MEANS SEALING THE ENVELOPES TOGETHER ALONG ONE WHOLE SIDE THEREOF TO PROVIDE A UNITARY TUNNEL-LIKE STRUCTURE FOR APPLYING A UNIFORM PRESSURE TO SUCH EXTREMITY THROUGHOUT THE ENTIRE AREA OF THE EXTREMITY RECEIVED THEREIN, AND MEANS FOR INFLATING THE SPACE BETWEEN SAID ENVELOPES, WHEREBY SAID INNER ENVELOPE WILL BE COMPRESSED TIGHTLY AGAINST THE ANIMAL EXTREMITY AND SAID OUTER ENVELOPE WILL BECOME A GENERALLY RIGID ARTICLE.