Database searches for burst fractures & orthosis 

Ovid Medline; Ovid Medline In-Process & Other Non-Indexed Citations; Ovid Medline Epub Ahead of Print (451 results on February 16, 2018)
(exp spinal fractures/ or ((ao3 or ao 3 or a3* or burst or compression or vertebral body) adj3 fracture*).tw.) and (exp orthotic devices/ or brace*.ti. or (cto or minerva or orthesis or orthosis or orthotic* or tlso).tw.)

Elsevier mbase (955 results on February 16, 2018)
('burst fracture'/exp ORÊ'compression fracture'/exp ORÊ'spine fracture'/de OR (((ao3ÊORÊ'ao 3'ÊORÊa3*ÊORÊburstÊORÊcompressionÊORÊ'vertebral body') NEAR/3Êfracture*):ti,ab)) AND ('orthosis'/exp ORÊbrace*:ti ORÊcto:ti,ab ORÊminerva:ti,ab ORÊorthesis:ti,ab ORÊorthosis:ti,ab ORÊorthotic*:ti,ab ORÊtlso:ti,ab)

Wiley Cochrane Central Register of Controlled Trials (25 results on February 16, 2018)
1. [mh "spinal fractures"] or ((ao3 or "ao 3" or a3* or burst or compression or vertebral body) near/3 fracture*):ti,ab
2. [mh "orthotic devices"] or brace*:ti or (cto or minerva or othesis or orthosis or orthotic* or tlso):ab,ti
3. #1 and #2