Minimally Invasive Screw Fixation of Unstable Pelvic Fractures Using the “Blunt End” Kirschner Wire Technique Assisted by 3D Printed External Template

Table 1

Demographic characteristics of 28 patients with unstable pelvic fracture.

Patient no.	Sex	Age (years)	Tile	Number of fluoroscopies	Operative time (min)	Operative time per screw (number of screws) (min)				Postoperative hospital stay (days)
						S1	S2	ASRS	RSRS
1	M	54	C1	47	105	19 (1)	15 (1)	25 (2)	—	5
2	M	27	C1	40	90	17 (1)	18 (1)	—	32 (1)	4
3	M	30	C2	60	150	25 (2)	20 (2)	—	—	7
4	M	67	C1	33	85	17 (1)	15 (1)	—	—	12
5	M	61	C1	30	70	16 (1)	12 (1)	—	—	5
6	M	47	C2	32	80	—	17 (1)	20 (1)	—	7
7	F	51	B2	28	70	15 (1)	13 (1)	—	—	5
8	M	68	C2	40	90	15 (1)	15 (1)	18 (1)	24 (1)	6
9	M	54	B2	28	60	—	28 (1)	—	—	3
10	F	47	B1	32	75	18 (1)	14 (1)	—	—	4
11	F	55	B1	30	75	—	27 (1)	35 (1)	—	5
12	M	38	B1	43	100	30 (1)	20 (1)	—	20 (1)	4
13	F	24	C1	36	85	20 (1)	15 (1)	—	—	4
14	F	18	B2	42	100	17 (1)	17 (1)	22 (2)	—	6
15	F	44	C1	35	95	—	23 (1)	20 (1)	—	5
16	M	49	B2	30	80	—	27 (1)	—	—	4
17	M	35	B2	32	90	20 (1)	17 (1)	—	—	6
18	M	47	B1	34	80	—	23 (1)	28 (1)	—	6
19	M	38	B2	40	90	—	20 (1)	30 (2)	—	5
20	M	37	B1	28	75	—	24 (1)	—	—	7
21	M	47	B2	34	90	18 (1)	16 (1)	—	—	8
22	F	39	B2	30	70	—	22 (1)	—	—	5
23	M	57	B1	40	80	16 (1)	15 (1)	—	27 (1)	6
24	M	37	C1	36	85	20 (1)	16 (1)	—	—	8
25	F	52	C1	42	90	22 (1)	18 (1)	—	—	4
26	M	54	C2	32	80	18 (1)	20 (1)	—	—	7
27	M	55	B2	30	75	—	26 (1)	—	—	5
28	F	68	B2	28	70	25 (1)	—	—	—	9

M: male; F: female; ASRS: antegrade superior ramus screw; RSRS: retrograde superior ramus screw.