1. When using the root operation Fusion, there are very specific rules regarding how the device character (sixth character) is assigned. Use the list of devices listed in the ICD-10-PCS book (listed below) for character 6 to complete the table that follows:

An Interbody Fusion Device

4 Internal Fixation Device

5 External Fixation Device

7 Autologous Tissue Substitute

J Synthetic Substitute

K No autologous Tissue Substitute

Z No device

Complete the following table:

Device Used to Render the Joint Immobile	ICD-10-PCS Device (Character 6)
Interbody fusion device alone
Interbody fusion device with bone graft
Bone graft taken from patient
Bone graft taken from bone bank
Bone graft taken from patient and a donor
Bone graft taken from a donor mixed with synthetic binders