The Impact of Tibial Tubercle-trochlear Groove Distance and Patellar Height on the Outcome of Isolated Medial Patellofemoral Ligament Reconstruction

Status

Active, not recruiting

Phases

Unknown

Study type

Observational

Source

ClinicalTrials.gov

Registry ID

NCT03076008

Acronym

TT-TG Outcome

Enrollment

201

Registered

2017-03-09

Start date

2016-10-01

Completion date

2026-09-30

Last updated

2026-07-14

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

Conditions

Patellar Dislocation

Brief summary

The investigators plan to perform a prospective observational cohort study of patients undergoing MPFL reconstruction for the treatment of episodic patellar instability in the absence of significant degenerative disease. The investigators will follow these study subjects for a minimum of two years to monitor their functional and clinical outcome.

Interventions

OTHERObservational

No intervention

Study design

Observational model

COHORT

Time perspective

PROSPECTIVE

Eligibility

Sex/Gender

ALL

Age

13 Years to 90 Years

Healthy volunteers

Inclusion criteria

* MPFL Reconstruction

Exclusion criteria

* Trochleoplasty Required * Prior ipsilateral knee surgery * Iwano grade 2+ * CHondral injury requiring surgical treatment beyond debridement * Major ligamentous injury to the knee

Design outcomes

Primary

Measure	Time frame	Description
Recurrent Dislocation	2 years	Recurrent Dislocation

Countries

United States

Contacts

PRINCIPAL_INVESTIGATORElizabeth Arendt

University of Minnesota

Outcome results

None listed

Source: ClinicalTrials.gov · Data processed: Jul 15, 2026