(1) This section applies to a relevant patient.
(2) An authorised doctor, or a health practitioner authorised by an authorised doctor, may use mechanical restraint on the relevant patient in the authorised mental health service if—(a) the authorised mental health service is—(i) a high security unit; or(ii) another authorised mental health service approved by the chief psychiatrist for the purposes of this part; and(b) the device used is an approved device; and(c) the chief psychiatrist has given approval under section 249 for an authorised doctor to authorise the use of mechanical restraint on the relevant patient; and(d) the use of mechanical restraint on the relevant patient is authorised by an authorised doctor under section 250 ; and(e) the use of mechanical restraint on the relevant patient complies with the restraint, seclusion and other practices policy; and(f) if a reduction and elimination plan for the relevant patient has been approved under section 267 —the use of mechanical restraint on the relevant patient complies with the plan; and(g) the use of mechanical restraint on the relevant patient, including applying the device to the relevant patient, is with no more force than is necessary and reasonable in the circumstances; and(h) the relevant patient is observed continuously while restrained.