Portable device for maintaining the back of a vertebral body in traction

Claim 1

A DEVICE FOR MAINTAINING IN TRACTION THE BACK OF A VERTICAL BODY HAVING A HEAD, SHOULDERS AND A TRUNK, COMPRISING A FRAME HAVING ANGULARLY RELATED PREDETERMINED UPPER AND LOWER ENDS ADAPTED TO BE MOUNTED ON THE BACK OF THE TRUNK OF SUCH A BODY; A SUBSTANTIALLY RIGID SUPPORT POST MOUNTED IN SUBSTANTIALLY UPSTANDING RELATION ON THE FRAME CENTRALLY OF THE BACK OF THE TRUNK AND HAVING AN ANGULARLY BENT LOWER PORTION, SAID FRAME AND SAID LOWER PORTION OF THE POST BEING DISPOSED IN SUBSTANTIALLY CONFROMING RELATION TO THE BACK OF THE TRUNK, SAID SUPPORT POST INCLUDING A SUBSTANTIALLY RIGID INTEGRAL UPPER ARM DISPOSED IN A SUBSTANTIALLY HORIZONTAL ATTITUDE AND HAVING A PREDETERMINED FORWARD END DISPOSED A PREDETERMINED DISTANCE FORWARDLY OF THE HEAD; SHOULDER STRAP MEANS ON FRAME FOR HOLDING THE UPPER END OF THE FRAME IN PREDETERMINED SPACED RELATION TO SAID TRUNK; SLING MEANS BORNE BY THE HEAD PROVIDING A GRIP AGAINST THE BACK OF THE HEAD; ADJUSTABLE TENSION MEANS DISPOSED WITHIN SAID ARM AND HAVING AN END DOWNWARDLY REARWARDLY EXTENDIBLE FROM THE FORWARD END OF THE ARM FOR CONNECTION TO SAID SLING MEANS IN SUBSTANTIALLY LONGITUDINALLY ALIGNED RELATION TO SAID VERTEBRAL BODY TO IMPOSE A RECTILINEAR PULLING FORCE THEREAGAINST AND TO PRODUCE A REACTION FORCE THROUGH SAID ARM AND POST TO PRESS THE FRAME DOWNWARDLY AND MORE TIGHTLY AGAINST THE BACK OF THE TRUNK.

Claim 2

A DEVICE FOR MAINTAINING IN TRACTION THE BACK OF A VERTICAL BODY HAVING A HEAD, SHOULDERS AND A TRUNK, COMPRISING A FRAME HAVING ANGULARLY RELATED PREDETERMINED UPPER AND LOWER ENDS ADAPTED TO BE MOUNTED ON THE BACK OF THE TRUNK OF SUCH A BODY; A SUBSTANTIALLY RIGID SUPPORT POST MOUNTED IN SUBSTANTIALLY UPSTANDING RELATION ON THE FRAME CENTRALLY OF THE BACK OF THE TRUNK AND HAVING AN ANGULARLY BENT LOWER PORTION, SAID FRAME AND SAID LOWER PORTION OF THE POST BEING DISPOSED IN SUBSTANTIALLY CONFROMING RELATION TO THE BACK OF THE TRUNK, SAID SUPPORT POST INCLUDING A SUBSTANTIALLY RIGID INTEGRAL UPPER ARM DISPOSED IN A SUBSTANTIALLY HORIZONTAL ATTITUDE AND HAVING A PREDETERMINED FORWARD END DISPOSED A PREDETERMINED DISTANCE FORWARDLY OF THE HEAD; SHOULDER STRAP MEANS ON FRAME FOR HOLDING THE UPPER END OF THE FRAME IN PREDETERMINED SPACED RELATION TO SAID TRUNK; SLING MEANS BORNE BY THE HEAD PROVIDING A GRIP AGAINST THE BACK OF THE HEAD; ADJUSTABLE TENSION MEANS DISPOSED WITHIN SAID ARM AND HAVING AN END DOWNWARDLY REARWARDLY EXTENDIBLE FROM THE FORWARD END OF THE ARM FOR CONNECTION TO SAID SLING MEANS IN SUBSTANTIALLY LONGITUDINALLY ALIGNED RELATION TO SAID VERTEBRAL BODY TO IMPOSE A RECTILINEAR PULLING FORCE THEREAGAINST AND TO PRODUCE A REACTION FORCE THROUGH SAID ARM AND POST TO PRESS THE FRAME DOWNWARDLY AND MORE TIGHTLY AGAINST THE BACK OF THE TRUNK.