Reconstruction of the rotation center of the hip after oblong cups in revision total hip arthroplasty

García-Rey, Eduardo; Fernández-Fernández, Ricardo; Durán, David; Madero, Rosario

doi:10.1007/s10195-012-0217-8

Journal of Orthopaedics and Traumatology

Official Journal of the Italian Society of Orthopaedics and Traumatology

Table 2 Preoperative and postoperative radiological data at the last follow-up evaluation

From: Reconstruction of the rotation center of the hip after oblong cups in revision total hip arthroplasty

Case no.	Preoperative acetabular abduction angle (°)	Preoperative horizontal distance (mm)	Preoperative vertical distance (mm)	Preoperative CPFH–AFHC distance (mm)	True acetabular region (preoperative)	Postoperative acetabular abduction angle (°)	Postoperative horizontal distance (mm)	Postoperative vertical distance (mm)	Postoperative CPFH–AFHC distance (mm)	True acetabular region (postoperative)
1	75	30	25	12	Inside	45	35	20	8	Inside
2	38	40	25	15	Outside	60	35	20	10	Outside
3	55	40	20	15	Outside	50	30	20	10	Inside
4	110	22	55	30	Outside	70	30	15	3	Inside
5	85	30	35	20	Outside	55	35	5	20	Inside
6	70	30	40	20	Outside	50	30	15	13	Outside
7	45	30	20	8	Inside	35	32	22	10	Inside
8	45	40	20	18	Outside	35	35	20	8	Inside
9	35	15	35	10	Outside	40	15	35	15	Inside
10	70	30	15	7	Outside	45	35	0	25	Outside
11	100	30	45	25	Outside	40	30	20	4	Inside
12	60	30	10	12	Outside	70	30	10	3	Inside
13	95	30	50	35	Outside	80	35	35	20	Inside
14	70	35	30	10	Inside	45	35	10	15	Outside
15	45	35	20	10	Inside	50	35	20	2	Inside
16	50	40	40	25	Outside	50	35	20	5	Inside
17	80	35	30	10	Inside	40	35	15	5	Inside
18	55	30	20	12	Inside	50	35	20	10	Inside
19	50	40	35	20	Outside	50	40	25	5	Outside
20	70	30	10	15	Outside	50	35	5	10	Outside
21	40	35	35	5	Inside	45	30	20	3	Inside
22	55	30	25	5	Inside	40	30	20	2	Inside
23	65	30	35	20	Outside	50	35	20	5	Inside
24	70	30	40	20	Outside	40	25	25	0	Inside
25	80	35	25	10	Inside	45	30	20	2	Inside
26	35	30	55	37	Outside	50	30	40	15	Inside
27	80	60	45	40	Outside	55	35	40	20	Inside
28	50	40	20	20	Outside	45	30	45	25	Outside
29	70	35	50	30	Outside	70	5	5	25	Outside
30	70	35	30	10	Outside	40	30	20	0	Inside
31	70	40	40	20	Inside	70	35	40	20	Inside
32	50	40	40	30	Outside	60	30	25	4	Inside
33	55	42	36	26	Outside	46	30	30	8	Inside
34	80	40	40	25	Outside	45	30	20	5	Inside
35	55	40	45	30	Outside	45	30	35	13	Inside
36	80	40	70	45	Outside	40	30	35	20	Inside
37	35	35	50	35	Outside	45	35	45	25	Outside
38	80	35	45	30	Outside	40	25	35	15	Inside
39	80	40	40	30	Outside	50	40	20	15	Inside
40	80	35	25	30	Outside	45	25	20	5	Inside
41	68	34	24	18	Outside	42	26	34	18	Inside
42	55	38	28	32	Outside	45	30	30	3	Inside
43	80	35	40	20	Inside	45	20	35	10	Inside
44	40	35	35	28	Outside	50	30	30	12	Inside
45	55	45	25	30	Inside	42	40	15	6	Inside
46	62	34	18	6	Inside	49	33	15	5	Inside

CPFH center of the prosthetic femoral head, AFHC approximate center of the femoral head

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