An Improved Version of Simple Angle-Measuring Instrument for Measuring Cemented Stem Anteversion during Total Hip Arthroplasty

An Improved Version of Simple Angle-Measuring Instrument for Measuring Cemented Stem Anteversion during Total Hip Arthroplasty - An Improved Version of Simple Angle-Measuring Instrument for Measuring Cemented Stem Anteversion during Total Hip Arthroplasty

Status

Recruiting

Phases

Unknown

Study type

Interventional

Source

JPRN

Registry ID

JPRN-UMIN000043837

Enrollment

149

Registered

2021-04-08

Start date

2021-04-08

Completion date

Unknown

Last updated

2026-06-29

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

Conditions

osteoarthritis, osteonecrosis of the head, rapidly destructive coxarthrosis, rheumatoid arthritis, and femoral neck fracture

Interventions

Measurement accuracy was defined as the difference between the intraoperative measurements of stem anteversion obtained using the conventional or improved version of instrument and the postoperative m

Eligibility

Sex/Gender

All

Inclusion criteria

Inclusion criteria: The following were required: primary THA, age of 20 years or older, a willingness to participate,

Exclusion criteria

Exclusion criteria: Exclusion criteria included revision THA, prior hip surgery, infection, bone defect, metabolic bone disease, contraindications for the use of instrument or other conditions judged to be inadequate for participation in this analysis.

Design outcomes

Primary

Measure	Time frame
measurements of stem anteversion	—

Secondary

Measure	Time frame
surgical time, amount of bleeding, Harris hip score, HOOS, complications	—

Countries

Japan

Contacts

Public ContactRyo Mitsutake

Asahikawa Medical University Department of orthopaedic surgery

mitutake@asahikawa-med.ac.jp0166682511

Outcome results

None listed

Source: JPRN (via WHO ICTRP) · Data processed: Jul 3, 2026