Surface Roughness of CoCr and ZrO₂ Femoral Heads with Metal Transfer: A Retrieval and Wear Simulator Study

Table 1

Retrieval information (blank cells indicate unavailable information).

Implant data			Donor data
Manufacturer	Size (mm)/Material	Mos. in vivo	Age (yrs)	Sex	Weight (lbs.)	Height (inches)
J&J	28/CoCr	36	55	M	145	70
Richards	28/CoCr	60	75	F	119	62
Richards	28/CoCr	30	49	F	215	65
Depuy	32/CoCr	108	82	F	145	65
Biomet	28/CoCr	0.3	60	F
	28/CoCr			M	143	69
Richards	28/ZrO2	54
Richards	28/ZrO2	48	39	M	215	72
Biomet	28/ZrO2	12	27
Richards	28/ZrO2	60	68	M
Biomet	28/ZrO2	2	46	M	139	69
Richards	28/ZrO2			F
Richards	32/ZrO2	120	40	F
Biomet	28/ZrO2
Biomet	28/ZrO2		49	M	185	73
	32/ZrO2		50	M