Müller type hip prosthesis, which consists of a solid, spherical cobalt chromium alloy femoral head attached to a smaller diameter cylindrical base; the base flares out and joins with a long triangular stem; the stem is made of solid metal, with five sides and a rounded curved inner edge; the tip …
Müller type hip prosthesis, which consists of a solid, spherical cobalt chromium alloy femoral head attached to a smaller diameter cylindrical base; the base flares out and joins with a long triangular stem; the stem is made of solid metal, with five sides and a rounded curved inner edge; the tip of the stem is a blunted point.
Number Of Parts
1
Provenance
Used at Kingston General Hospital by Dr. Charles Sorbie
The base of the femoral head has, "11 32 20 // 2 // PROTASUL" stamped into the metal.
Permanent Location
Storage Room 0010
0010-E2-5
Unit Of Measure
centimeters
Dimension Notes
Length 15.8 cm x Width 5.1 cm x Depth 4.5 cm
Condition Remarks
The metal shows some wear; no corrosion is visible.
Copy Type
Original
Reference Types
Person
Document
Reference Comments
Dr. Charles Sorbie; "The History of Prosthetic Joint Replacement: A Preliminary Research Guide," by Daniel Sipes, 1999, p. 17
Research Facts
This type of prosthesis had stems that were improved to better suit the interior geometry of the upper femur; until 1975, all stems were put in with bone cement (polymethylmethacrylate), which is inert in the body.