# text.div
This code system http://hl7.org/fhir/deviceassociation-status defines the following codes:

Code | Display | Definition
implanted | Implanted | The device is implanted in the patient.
explanted | Explanted | The device is no longer implanted in the patient. Note that this is not the value to be used for devices that have never been implanted. In those cases, no value or a specific value can be used.
entered-in-error | Entered in Error | The association was entered in error and therefore nullified.
attached | Attached | The device is attached to the patient but not implanted in the patient.
unknown | Unknown | The association status of the device has not been determined.

# concept[].definition
The device is no longer implanted in the patient. Note that this is not the value to be used for devices that have never been implanted. In those cases, no value or a specific value can be used.

# concept[].definition
The association was entered in error and therefore nullified.

# concept[].definition
The device is attached to the patient but not implanted in the patient.

# concept[].definition
The association status of the device has not been determined.