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Superior and Inferior Capsulotomy in Bipolar Hemiarthroplasty Using Posterior Approach

Comparison Between Superior and Inferior Capsulotomy in Bipolar Hemiarthroplasty Using Posterior Approach

Status
Completed
Phases
NA
Study type
Interventional
Source
ClinicalTrials.gov
Registry ID
NCT04719936
Enrollment
3502
Registered
2021-01-22
Start date
2020-12-01
Completion date
2022-12-31
Last updated
2025-06-10

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

Conditions

Femoral Neck Fractures

Keywords

Femoral Neck Fractures

Brief summary

Investigators will compared the clinical outcomes between superior capulotomy and inferior capsulotomy in bipolar hemiarthropalsty using posterior approach.

Detailed description

primary clinical outcome will be dislocation within 1 year after surgery.

Interventions

PROCEDUREinferior capsulotomy

inferior capsulotomy will be conducted during posterior approach.

PROCEDUREsuperior capsulotomy

superior capsulotomy was conducted during posterior approach. (These control group is consisted of patients who received bipolar hemiarthroplasty using superior capsulotomy from January 2010 to December 2020)

Sponsors

Ajou University School of Medicine
CollaboratorOTHER
Nowon Eulji Medical Center
CollaboratorUNKNOWN
Dankook University
CollaboratorOTHER
Konkuk University Medical Center
CollaboratorOTHER
Gyeongsang National University Hospital
CollaboratorOTHER
Semyeong Christianity Hospital
CollaboratorUNKNOWN
Seoul National University Hospital
Lead SponsorOTHER

Study design

Allocation
NON_RANDOMIZED
Intervention model
PARALLEL
Primary purpose
TREATMENT
Masking
NONE

Intervention model description

Inferior capsulotomy in bipolar hemiarthroplasty will be performed in 25 patients. As control group, historical group of patients who received bipolar hemiarthroplasty using superior capsulotomy from January 2010 to December 2020 will be included. A total of 5500 patients are to be included in multicenters.

Eligibility

Sex/Gender
ALL
Age
50 Years to No maximum
Healthy volunteers
No

Inclusion criteria

* more than 50 years old * displaced femoral neck fractgure

Exclusion criteria

* less than 50 years old

Design outcomes

Primary

MeasureTime frameDescription
dislocation12 monthsrate of dislocation

Secondary

MeasureTime frameDescription
mobility change12 monthschange of mobility according to Koval classification; independent community ambulatory community ambulatory with cane community ambulatory with crutch, walker independent household ambulatory household ambulatory with cane household ambulatory with crutch, walker nonfunctional ambulatory

Countries

South Korea

Outcome results

None listed

Source: ClinicalTrials.gov · Data processed: Feb 4, 2026