Claims Analysis
Total Claims: 6
Claim 1
Independent Claim
202 words
An insert unit for use with a prosthesis, said prosthesis having a hollow body of a predetermined cross sectional shape including stiff peripheral walls and a cup shaped concave partition defining with said walls an elongated first socket for receipt of said insert unit, said insert unit comprising: a first member shaped substantially complimentarily to said socket having a concave bottom portion and continuous peripheral side walls, said bottom portion being supportably mounted upon said partition and said side walls frictionally engaging the peripheral walls of said socket; a second member spaced inwardly of said first member having a base and continuous upstanding walls, said upstanding walls of said second member and said side walls of said first member being hermetically sealed to define a first continuous chamber between said first and second members, said first chamber containing air; and a third member spaced inwardly of said second member forming an elongated second socket for receipt of a human stump, said second socket having a continuous wall and base, said wall being hermetically sealed, adjacent the open end of said second socket, to said upstanding wall of said second member defining a sealed second continuous chamber therebetween, said second chamber containing liquid.
Claim 2
Dependent Claim
202 words
An insert unit for use with a prosthesis, said prosthesis having a hollow body of a predetermined cross sectional shape including stiff peripheral walls and a cup shaped concave partition defining with said walls an elongated first socket for receipt of said insert unit, said insert unit comprising: a first member shaped substantially complimentarily to said socket having a concave bottom portion and continuous peripheral side walls, said bottom portion being supportably mounted upon said partition and said side walls frictionally engaging the peripheral walls of said socket; a second member spaced inwardly of said first member having a base and continuous upstanding walls, said upstanding walls of said second member and said side walls of said first member being hermetically sealed to define a first continuous chamber between said first and second members, said first chamber containing air; and a third member spaced inwardly of said second member forming an elongated second socket for receipt of a human stump, said second socket having a continuous wall and base, said wall being hermetically sealed, adjacent the open end of said second socket, to said upstanding wall of said second member defining a sealed second continuous chamber therebetween, said second chamber containing liquid.
Claim 3
Dependent Claim
39 words
The insert unit of claim 1, further including a manually operated air pump mounted upon said first member having an air inlet communicating with said air chamber, said air pump adapted to apply air pressure to said air chamber.
Claim 4
Dependent Claim
35 words
The insert unit of claim 2, further including a manually operated pressure relief valve mounted upon said first member having a one way air outlet communicating with said air chamber for selectively exhausting air therefrom.
Claim 5
Dependent Claim
28 words
The insert unit of claim 3, wherein said pump and said relief valve project outwardly from said second member and protrude through the peripheral wall of said prosthesis.
Claim 6
Dependent Claim
31 words
The insert unit of claim 1, further including a manually operated air pump and a manually operated relief valve mounted upon said first member and located upon the medial side thereof.