Table 1.

Relevant data of the revised implant and data about the new components.

Patient	Side	Sex	Age	Previous implant	Implant	Explanted head	Diagnosis	Cup	Paprosky	Size cup	Screw number	Head	Graft
1	Right	F	72	Press-fit	Uncemented	28 met	Aseptic loosening	Regenerex	2 B	54	4	Cer 32	Yes
2	Right	F	54	Press-fit	Uncemented	36 cer	Aseptic loosening	Regenerex	2 C	56	5	Cer 36	Yes
3	Left	F	58	Press-fit	Uncemented	28 met	Implant instability	Regenerex	2 A	54	4	Cer 32	Yes
4	Right	F	64	Cemented	Cemented	28 met	Aseptic loosening	Regenerex	2 A	54	4	Cer 32	No
5	Left	F	61	Press-fit	Uncemented	36 met	Metallosis	Regenerex	1	54	4	Cer 32	No
6	Right	F	73	Press-fit	Uncemented	36 cer	Aseptic loosening	Regenerex	2 A	54	5	Cer 32	No
7	Right	F	77	Treated	Uncemented	36 cer	Aseptic loosening	Regenerex	1	58	5	Cer 32	No
8	Left	M	75	Cemented	Uncemented	28 met	Aseptic loosening	Regenerex	2 C	62	5	Cer 36	Yes
9	Left	M	73	Cemented	Cemented	28 met	Aseptic loosening	Regenerex	3 A	56	5	Cer 32	Yes
10	Left	F	74	Press-fit	Uncemented	28 cer	Aseptic loosening	Regenerex	2 B	60	5	Cer 32	Yes
11	Left	M	64	Press-fit	Uncemented	36 cer	Implant instability	Regenerex	1	58	4	Cer 32	No
12	Left	F	46	Press-fit	Uncemented	28 cer	Aseptic loosening	Regenerex	2 B	54	4	Cer 32	Yes
13	Left	M	78	Press-fit	Uncemented	28 cer	Aseptic loosening	Regenerex	2 B	62	5	Cer 36	No
14	Right	M	64	Treated	Uncemented	36 cer	Aseptic loosening	Regenerex	2 A	58	5	Cer 36	No
15	Right	F	71	Cemented	Uncemented	36 cer	Aseptic loosening	Regenerex	3 A	56	4	Cer 32	Yes
16	Right	M	64	Press-fit	Uncemented	32 cer	Aseptic loosening	Regenerex	2 B	56	5	Cer 32	No
17	Right	F	76	Cemented	Uncemented	36 cer	Aseptic loosening	Regenerex	2 B	56	6	Cer 32	No
18	Left	F	40	Press-fit	Uncemented	36 cera	Aseptic loosening	Regenerex	1	50	3	Cer 32	No
19	Left	M	74	Treated	Uncemented	36 cer	Aseptic loosening	Regenerex	2 B	62	6	Cer 36	No
20	Left	M	67	Press-fit	Uncemented	28 met	Implant instability	Regenerex	1	54	6	Cer 32	No
21	Right	M	58	Press-fit	Uncemented	50 met	Metallosis	Regenerex	1	58	5	Cer 36	No
22	Right	F	64	Press-fit	Uncemented	50 met	Metallosis	Regenerex	1	56	5	Cer 36	No
23	Left	F	72	Treated	Uncemented	32 cer	Aseptic loosening	Regenerex	2 C	60	8	Cer 36	Yes
24	Right	F	79	Press-fit	Cemented	22 met	Aseptic loosening	Regenerex	3 A	58	6	Cer 32	Yes
25	Right	F	58	Press-fit	Uncemented	32 cer	Aseptic loosening	Regenerex	3 A	56	7	Cer 32	Yes
26	Left	F	74	Press-fit	Uncemented	36 met	Aseptic loosening	Regenerex	2 A	54	5	cer 32	No
27	Right	M	74	Press-fit	Uncemented	22 met	Aseptic loosening	Regenerex	1	68	6	Cer 36	No
28	Left	F	72	Press-fit	Uncemented	36 cer	Aseptic loosening	Regenerex	3 A	56	7	Cer 32	Titanium augmentation
29	Left	F	81	Press-fit	Cemented	28 met	Aseptic loosening	Regenerex	3 A	56	5	Cer 32	Titanium augmentation
30	Right	F	63	Treated	Uncemented	36 cer	Aseptic loosening	Regenerex	2 C	60	5	Cer 36	No
31	Left	F	75	Cemented	Uncemented	28 met	Aseptic loosening	Regenerex	2 C	60	7	Cer 36	Yes
32	Right	F	75	Press-fit	Uncemented	28 met	Aseptic loosening	Regenerex	3 A	54	6	Cer 32	Yes
33	Left	F	59	Press-fit	Uncemented	40 met	Metallosis	Regenerex	1	58	6	Cer 36	No