Cement Removal from the Femur Using the ROBODOC System in Revision Total Hip Arthroplasty

Table 1

The patients demographic and operative data.

Case	Age (years)	Sex	Primary diagnosis	Reason for revision	Operation time (min)	Blood loss (g)	FWB (weeks)	Stem subsidence
1	76	M	FNF	Aseptic loosening	210	600	9	−
2	72	F	OA	Aseptic loosening	225	1600	1	−
3	69	F	OA	Aseptic loosening	250	450	5	−
4	63	F	RA	Aseptic loosening	215	1100	1	−
5	51	F	OA	Aseptic loosening	180	960	4	+
6	70	F	OA	Aseptic loosening	225	550	5	−
7	78	F	OA	Aseptic loosening	258	1000	1	−
8	73	F	OA	Aseptic loosening	285	1100	9	−
9	71	M	FNF	Septic loosening	251	3000	1	+
10	74	F	OA	Aseptic loosening	420	1350	9	−
11	77	F	FNF	Aseptic loosening	300	700	8	−
12	54	F	OA	Aseptic loosening	285	570	1	−
13	64	F	OA	Aseptic loosening	405	1450	9	−
14	75	F	OA	Aseptic loosening	335	1750	1	−
15	82	F	OA	Aseptic loosening	205	1100	1	−
16	59	F	OA	Aseptic loosening	275	2100	1	−
17	80	F	OA	Aseptic loosening	212	1500	1	−
18	75	F	OA	Aseptic loosening	260	1000	1	−
19	72	F	FNF	Bipolar head migration	290	1600	1	−

Abbreviations: FWB: full weight bearing; FNF: femoral neck fracture; OA: osteoarthritis; RA: rheumatoid arthritis.