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Minimally Invasive Versus Open Scarf Osteotomy for Hallux Valgus Correction: a Randomized Controlled Trial

Minimally Invasive Versus Open Scarf Osteotomy for Hallux Valgus Correction: a Randomized Controlled Trial

Status
UNKNOWN
Phases
NA
Study type
Interventional
Source
ClinicalTrials.gov
Registry ID
NCT03575338
Enrollment
86
Registered
2018-07-02
Start date
2017-09-01
Completion date
2019-09-01
Last updated
2018-07-02

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

Conditions

Hallux Valgus and Bunion (Disorder)

Keywords

scarf, minimally invasive surgery, hallux valgus

Brief summary

The purpose of this study was to compare a minimally invasive scarf technique and the well-established open scarf technique for correction of hallux valgus deformity.

Detailed description

Hallux valgus surgery is a common procedure being the open scarf osteotomy, one of the most studied techniques for correction of the hallux valgus. It is widely reported its capacity to reduce the angle of the first metatarso-phalangeal joint. Minimally invasive scarf (MIS) technique has been designed to decrease the soft tissue damage and postoperative pain. This procedure does not require ischemia, being able to do under local anesthesia and sedation. This technique is more suitable for outpatient surgery. There is a lack of studies comparing both techniques, and our purpose is to do a prospective comparative study among the two approaches of the scarf osteotomy: open vs MIS.

Interventions

PROCEDUREOpen Scarf Osteotomy

Open Scarf Osteotomy

PROCEDUREMinimally invasive scarf Osteotomy

Minimally invasive scarf Osteotomy

Sponsors

Hospital Mutua de Terrassa
Lead SponsorOTHER

Study design

Allocation
RANDOMIZED
Intervention model
PARALLEL
Primary purpose
TREATMENT
Masking
SINGLE (Outcomes Assessor)

Masking description

The outcomes assessor will not know the technique

Intervention model description

Randomized controlled trial

Eligibility

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

Inclusion criteria

\- Patients undergo hallux valgus surgery

Exclusion criteria

* Intermetatarsal angle \>20º * Previous hallux valgus surgery * Metatarsalgia of the lesser rays that requires an osteotomy during the surgical procedure * 1st cuneometatarsal instability * Infection * Vascular ischemia * Neuropathy

Design outcomes

Primary

MeasureTime frameDescription
Hallux valgus angle postoperative1 year - 2 yearsThe angle among the first metatarsal and the first phalanx

Secondary

MeasureTime frameDescription
Surgery durationMeasurement during the surgeryThe records of the surgery duration
IrradiationMeasurement during the surgeryThe records of the radiation during the surgeries
First metatarso-phalangeal range of movement1 year - 2 yearsThe range of movement of the first metatarso-phalangeal joint
Intermetatarsal 1-2 angle1 year - 2 yearsThe angle among the 1st and the 2nd metatarsal

Countries

Spain

Outcome results

None listed

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