Subtalar Extra-articular Screw Arthroereisis

Università Vita-Salute San Raffaele

Status

Not yet enrolling

Conditions

Flatfoot, Flexible

Treatments

Other: Histological Analysis

Study type

Observational

Funder types

Other

Identifiers

NCT06389253

HTSW1

Details and patient eligibility

About

The aim of the study is to investigate the effect of subtalar extra-articular calcaneo-stop screw on the proprioceptive and nociceptive pathways of the ankle before and after implantation. The hypothesis of the study is that an increased number of receptors related to proprioception will be detected in the sinus tarsi.

Enrollment

40 estimated patients

Sex

All

Ages

10+ years old

Volunteers

Accepts Healthy Volunteers

Inclusion criteria

Study Group:

Patients aged 14 years old and above that will remove the calcaneo stop screw, in place for at least 3 years after the implant, will be recruited
Patients willing and able to give informed consent for the participation in the study. For underage patients, a parent/legal representative will give consent for the participation in the study.
Male and female patients in fertile age can be recruited.

Control Group:

Syndromic patients
Previous foot malformation (synostosis, congenital clubfoot)
Female participant who is pregnant, lactating or planning pregnancy during the course of the study.

Exclusion criteria

Control Group:

Syndromic patients
Previous foot malformation (synostosis, congenital clubfoot)
Female participant who is pregnant, lactating or planning pregnancy during the course of the study.

Study Group:

Patients suffering from post-operative complications
Syndromic patients
Previous foot malformation (synostosis, congenital clubfoot)
Female participant who is pregnant, lactating or planning pregnancy during the course of the study.