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Picture of the micromotor (Marathon-4, Maximum RPM-35000, SDE-H37LI, Saeyang Microtech, Korea) to power the dental burr assisted laminectomy (a) with pedal switch for operation (b). The sterile hand piece with attached replaceable dental burr (SS White Carbide burrs, SSWHP-559, NJ, USA) (c) and a magnified view of the dental burr with scale (d).
