Accuracy of Cup Positioning Relative to Acetabular Rim Planning by Three-Dimensional Computerized Tomography

Accuracy of Cup Positioning Relative to Acetabular Rim Planning by Three-Dimensional Computerized Tomography: a Randomized-Controlled Trial

Status

Active, not recruiting

Phases

Unknown

Study type

Interventional

Source

TCTR

Registry ID

TCTR20201220001

Enrollment

123

Registered

2020-12-20

Start date

2021-01-01

Completion date

Unknown

Last updated

2026-08-03

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Acetabular cup positioning acetabular cup positioning, total hip arthroplasty, acetabular rim, digital protractor, 3D-CT, randomized controlled trial

Interventions

cup placement using mechanical alignment guide and digital protractor,cup placement using relative position to acetabular rim planned by 3D&#45

CT and digital protractor

Active Comparator Procedure/Surgery,Experimental Procedure/Surgery

mechanical alignment guide and digital protractor,relative position planned by 3D&#45

Eligibility

Sex/Gender

All

Age

25 Years to 100 Years

Inclusion criteria

Inclusion criteria: adult patients with hip conditions that require THA

Exclusion criteria

Exclusion criteria: hip with ill-defined acetabular rim, fused hip, severe ankylosis hip

Design outcomes

Primary

Measure	Time frame
inclination and anteversion angles 5 days postoperatively PACS program and equation calculation	—

Secondary

Measure	Time frame
Number of dislocation & complication 1 year cumulative record	—

Countries

Thailand

Contacts

Public ContactAnuwat Pongkunakorn

Lampang Hospital

dranuwat@hotmail.com054237400

Outcome results

None listed

Source: TCTR (via WHO ICTRP) · Data processed: Aug 9, 2026