Represents a request for a patient to employ a medical device. The device may be an implantable device, or an external assistive device, such as a walker.

Indicates the site on the subject's body where the device should be used ( i.e. the target site).

Knowing where the device is targeted is important for tracking if multiple sites are possible.

The status of the request.

The details of the device to be used.

An encounter that provides additional context in which this request is made.

Identifiers assigned to this order by the orderer or by the receiver.

Reason or justification for the use of this device.

Details about this request that were not represented at all or sufficiently in one of the attributes provided in a class. These may include for example a comment, an instruction, or a note associated with the statement.

The proposed act must be performed if the indicated conditions occur, e.g.., shortness of breath, SpO2 less than x%.

The time when the request was made.

The time at which the request was made/recorded.

The patient who will use the device.

The timing schedule for the use of the device The Schedule data type allows many different expressions, for example. "Every 8 hours"; "Three times a day"; "1/2 an hour before breakfast for 10 days from 23-Dec 2011:"; "15 Oct 2013, 17 Oct 2013 and 1 Nov 2013".

Characterizes how quickly the use of device must be initiated. Includes concepts such as stat, urgent, routine.