Patent ID: 11911298
Assignee: UNIVERSITY OF WASHINGTON
Field: Medical technology (Instruments)
Classification: CPC A | IPC A

Claim 9:
10. The prosthetic foot device of claim 1, wherein the upper portion further comprises a first sidewall spaced apart from a second sidewall, wherein the first sidewall includes the first contact surface and the second sidewall includes a third contact surface, wherein the lower portion further comprises a third sidewall spaced apart from a fourth sidewall, wherein the third sidewall includes the second contact surface and the fourth sidewall includes a fourth contact surface, wherein the first contact surface of the upper portion is configured to contact the second contact surface of the lower portion and the third contact surface of the upper portion is configured to contact the fourth contact surface of the lower portion, wherein the first end of the first pin is positioned through the first through-hole in the first sidewall of the lower portion and further through the second through-hole in the third sidewall of the upper portion, and wherein the second end of the first pin is positioned through a third through-hole in the second sidewall of the lower portion and further through the fourth through-hole in the fourth sidewall of the upper portion such that the lower portion is rotatably coupled to the upper portion via the first pin.