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Multicenter Prospective Study on the Incidence and Influencing Factors of Femoral Neck Shortening Following Internal Fixation of Femoral Neck Fractures

Multicenter Prospective Study on the Incidence and Influencing Factors of Femoral Neck Shortening Following Internal Fixation of Femoral Neck Fractures

Status
Active, not recruiting
Phases
Unknown
Study type
Observational
Source
ChiCTR
Registry ID
ChiCTR2600123141
Enrollment
Unknown
Registered
2026-04-22
Start date
2026-05-01
Completion date
Unknown
Last updated
2026-04-27

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

Conditions

Femoral Neck Shortening after Internal Fixation of Femoral Neck Fracture

Interventions

Observational group:None

Sponsors

The Fourth Medical Center of PLA General Hospital
Lead Sponsor

Eligibility

Sex/Gender
All
Age
18 Years to 75 Years

Inclusion criteria

Inclusion criteria: 1.Age and Diagnosis: Patients aged between 18 and 75 years with a clear diagnosis of femoral neck fracture. 2.Treatment Plan: Patients who undergo internal fixation surgery (e.g., conventional cannulated screws (CCS), Femoral Neck System (FNS), Dynamic Hip Screw (DHS), etc.). 3.Follow-up Compliance: Patients who agree to undergo standardized imaging and functional follow-up from post-operation up to 12 months. 4.Informed Consent: Patients who participate in this study completely voluntarily and have signed the informed consent form.

Exclusion criteria

Exclusion criteria: 1.Age Mismatch: Patients younger than 18 years or older than 75 years. 2.Treatment Mismatch: Patients with femoral neck fractures who receive non-surgical conservative treatment or undergo primary total hip arthroplasty. 3.Poor Compliance: Patients who are unable to comply with the intensive dynamic postoperative follow-up (e.g., at 1, 2, 3, 6, and 12 months postoperatively) due to physical, mental, or other objective reasons.

Design outcomes

Primary

MeasureTime frame
Amount and velocity of femoral neck shortening;

Secondary

MeasureTime frame
Harris Hip Score (HHS);Gait assessment and VAS pain score;Incidence of postoperative complications;

Countries

China

Contacts

Public ContactLianhua Li

The Fourth Medical Center of PLA General Hospital

lilianhua@301hospital.com.cn+86 138 1121 4543

Outcome results

None listed

Source: ChiCTR (via WHO ICTRP) · Data processed: May 1, 2026