Hemiarthroplasty for irreparable distal radius fractures in the elderly: A comprehensive review

Table 1 Clinical outcomes reported by the different studies for each implant

Ref.	Patient number	Sex		Mean age	Prosthesis indication				AO classification					Follow-up in mo	VAS	DASH	Lyon score, %	PRWE	Grip strength	Flexion	Extension	Forearm rotation arc	Ulnar deviation	Radial deviation	Cemented	Non cemented
		M	F		Fracture	Mal union	Tumor	OTF	C	C1	C2	C3	A3
Cobra, Benedikt et al[17], 2022	13	1	12	73.5	13	0	0	0	0	0	0	13	0	31.2	1.1	39.1	63.3	36.2	78.3%	22°	46°	136°	29°	17°	7	5
Cobra, Anger et al[16], 2019	11	0	11	80	11	0	0	0	0	0	2	9	0	18.3	3.8	59.0	50.0	72.0	44.0%	36°	27°	164°	26°	15°	8	3
Cobra, Apard et al[14], 2022	1	0	1	83	1	0	0	0	0	0	0	1	0	6.0	1.0	ND	80.0	ND	ND	ND	70°	ND	ND	ND	0	1
EMIReMotion, Holzbauer et al[25], 2022	1	0	1	73	1	0	0	0	0	0	0	1	0	78.0	0	38.0	ND	ND	28 kg	35°	35°	180°	20°	15°	0	1
SOPHIA, Roux et al[11], 2009	12	1	11	73	4	1	1	0	NA	NA	NA	NA	NA	27.0	1.5	27.2	ND	ND	80.0%	30°	65°	110°	20°	20°	6	0
SOPHIA, Roux et al[15], 2011	12	1	11	75	6	5	1	0	NA	NA	NA	NA	NA	29.0	ND	ND	ND	ND	72.0%	36°	60°	128°	26°	21°	12	0
SOPHIA, Vergnenègre et al[26], 2015	8	0	8	80	8	0	0	0	0	0	8	0	0	25.0	2.0	18.0	ND	ND	92.0%	46°	44°	160°	25°	25°	8	0
ReMotion/Cobra, Herzberg et al[18], 2023	26	1	25	79	28	0	0	0	28	0	0	0	0	32.0	1.0	ND	75.0	ND	68.0%	25°	35°	148°	ND	ND	2 C§	10 R2; 16 C1
ReMotion/Cobra, Herzberg et al[22], 2017	15	0	11	74	12	0	0	0	12	0	0	0	0	32.0	1.0	25.0	75.0	22.0	69.0%	27°	35°	149°	ND	ND	0	12/12
		0	4	78	1	3	0	0	NA	NA	NA	NA	NA	24.0	2.3	31.0	67.0	39.3	59.3%	25°	41°	146°	ND	ND	0	4/4
ReMotion/Cobra, Herzberg et al[19], 2018	25	1	24	77	19	5	0	3	NA	NA	NA	NA	NA	32.0	1.0	26.0	74.0	25.0	68.0%	24°	36°	150°	ND	ND	2/27	25/27
ReMotion/Cobra, Herzberg et al[21], 2015	11	0	11	76	12	0	0	0	12	0	0	0	0	30.0	1.0	32.0	73.0	24.0	64.0%	26°	34°	151°	ND	ND	9 R2; 2 C1	0
Prosthelast, Ichihara et al[23], 2015	12	0	12	76	11	0	0	1	0	1	6	3	2	32.0	2.8	37.4	ND	ND	49.9%	40°	52°	138°	ND	ND	0	12
Prosthelast, Martins et al[20], 2020	24	2	22	78	24	0	0	0	0	0	7	15	0	55.0	2.1	39.8	ND	42.7	65.5%	39°	49°	142°	ND	ND	0	24

¹C: Cobra prosthesis implant.

²R: ReMotion implant.

DASH: Disability of the arm, shoulder, and hand; NA: Not available; ND: Not done; OTF: Other treatment failure; PRWE: Patient rated wrist evaluation; VAS: Visual analog scale.