Mechanisms and structural changes in capsular tissue of post-traumatic shoulder stiffness

Status

Active, not recruiting

Phases

Unknown

Study type

Observational

Source

DRKS

Registry ID

DRKS00039180

Enrollment

Registered

2026-02-02

Start date

2024-01-01

Completion date

Unknown

Last updated

2026-03-02

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

Conditions

post-traumatic shoulder stiffness following proximal humeral fracture

Interventions

Group 1: Proximale Humerusfraktur

Eligibility

Sex/Gender

All

Age

18 Years to No maximum

Inclusion criteria

Inclusion criteria: - written informed consent - Indication for implant removal and open arthrolysis after plate fixation of the proximal humerus. - Clinical diagnosis of restricted passive and active range of motion (>30% loss compared to contralateral side in active abduction, external rotation, and forward flexion). - Fracture union and no evidence of infection, refracture, or implant failure on plain radiographs of the affected shoulder.

Exclusion criteria

Exclusion criteria: - age under 18 years - lack of consent - history of frozen shoulder or post-traumatic stiffness in any joint

Design outcomes

Primary

Measure	Time frame
Gene Expression of 24 candidate genes	—

Secondary

Measure	Time frame
qualitative histopathology	—

Countries

Germany

Contacts

Public ContactLeopold Henßler

Universitätsklinikum Regensburg

leopold.henssler@ukr.de+499419446805

Outcome results

None listed

Source: DRKS (via WHO ICTRP) · Data processed: May 10, 2026