ICD-10-PCS Billable Code

0QH405Z

Insertion Acetabulum, Right to No Qualifier with External Fixation Device, Open Approach

Procedural Specifications

Clinical Axis Detail Definition
Section0 Medical and Surgical
Body SystemQ Lower Bones
OperationH Insertion
Body Part4 Acetabulum, Right
Approach0 Open
Device5 External Fixation Device
QualifierZ No Qualifier

Operation Definition

Putting in a nonbiological appliance that monitors, assists, performs, or prevents a physiological function but does not physically take the place of a body part

Procedure Overview

Insertion procedures place a nonbiological device into a lower bone to monitor, assist, or support it, without taking the place of any bone tissue. Common examples include implanting a bone growth stimulator, placing radiographic markers, or inserting fixation hardware such as pins or screws for stabilization when no fracture is being actively repaired at that session.

These devices support healing or diagnosis over time rather than immediately fixing a structural problem, so patients often keep them in place for weeks or months, with follow-up imaging or visits to track progress.

Anatomy & Axis Detail

Acetabulum, Right

Insertion into the right acetabulum places a device into the cup-shaped socket of the pelvis that articulates with the femoral head to form the hip joint, without replacing the joint surface or performing a full arthroplasty. This is relevant in procedures placing structural augments, screws, or fixation anchors to support a periacetabular fracture or to prepare the socket ahead of staged reconstruction, distinct from full joint replacement, which would be coded as a different root operation. The acetabulum's thin medial wall and proximity to the pelvic vasculature and sciatic nerve as it courses posteriorly make precise device placement especially important to avoid violating the joint surface or nearby structures unintentionally.

Approach: Open

Open approach means the surgeon cuts through skin, mucous membrane, or other tissue layers to physically expose the target site to view before performing the procedure. It gives direct visualization and hands-on access, distinguishing it from Percutaneous approaches where instruments pass through a small puncture without exposing the site. Open is typical for procedures needing wide access, such as most laparotomies.

Device: External Fixation Device

This is the general external fixation device value, used when pins or wires anchored in bone are connected to a stabilizing frame outside the body to hold a fracture or joint in position, without specifying a more particular frame configuration. It contrasts with the more specific External Fixation Device subtypes - Monoplanar, Ring, Hybrid, and Limb Lengthening - which describe the frame's geometry or added lengthening function.

Coding & Documentation

This code family applies when a device is put into the bone and nothing about the bone itself is being cut, repaired, or realigned in that same procedure. Documentation should name the specific device and confirm it isn't replacing a body part. A frequent misstep is coding insertion when hardware is placed during an active fracture reduction or fusion - in those cases the device placement is typically captured within the reduction or fusion code rather than as a separate insertion, and coding both can result in overcoding. Insertion is coded separately when the device placement is the entire purpose of the encounter, such as a later-stage stimulator implant.

Commonly Confused With

Insertion is most often confused with Replacement, which physically substitutes for bone tissue (such as a joint prosthesis) rather than simply adding a device alongside it, and with the device-placement component bundled into Reposition or Fusion procedures, where hardware is incidental to the primary root operation rather than the reason for the encounter.