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Orthotics and Achilles Load in Runners

Controlled Trial to Compare the Achilles Tendon Load During Running in Flatfeet Subjects Using a Customized Arch Support Orthoses vs an Orthotic Heel Lift

Status
Completed
Phases
NA
Study type
Interventional
Source
ClinicalTrials.gov
Registry ID
NCT04003870
Enrollment
12
Registered
2019-07-01
Start date
2019-01-01
Completion date
2019-04-01
Last updated
2020-05-15

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

Conditions

Achilles Tendinopathy, Flatfoot, Sports Injury

Brief summary

Compare Customized arch support orthoses (CASO) and orthotic heel lift (HL) on the effect of ATL in recreational runners with pronated feet.

Detailed description

This was a controlled laboratorial, within subject, repeated measures study. The aim of this study was to compare two clinically applied treatment options: Customized arch support orthoses (CASO) and orthotic heel lift (HL) on the effect of ATL in recreational runners with pronated feet. It implicated to provide a better understanding of the types of foot orthoses for flatfeet runners and additional biomechanical evidence for the clinical field to guide orthotic prescription as well as selection for Achilles tendinopathy management.

Interventions

DEVICECASO

Customized arch support orthoses (CASO)

DEVICEHL

Orthotic Heel Lift (HL)

Sponsors

North District Hospital
Lead SponsorOTHER

Study design

Allocation
NA
Intervention model
SINGLE_GROUP
Primary purpose
TREATMENT
Masking
NONE

Eligibility

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

Inclusion criteria

Inclusion: * Foot Posture Index (FPI) was used as evaluating pronated foot posture. Subjects with FPI scores of 6-12 were recruited in the current study. * All participants should be free of Achilles tendinopathy and triceps surae injury for 6 months. * no previous surgery. * not previously attempted any foot orthoses intervention before this study. Exclusion: * leg-length discrepancy * rigid forefoot varus deformity * gastrocnemius equinus * structural hallux limitus, or rigidus * Any musculoskeletal or neurological disorders

Design outcomes

Primary

MeasureTime frameDescription
Peak plantarflexion momentDay 08-camera motion capturing system
Peak Achilles tendon loadDay 0Piezoelectric force platform, computed using the Newton-Euler inverse-dynamics

Countries

Hong Kong

Outcome results

None listed

Source: ClinicalTrials.gov · Data processed: Mar 1, 2026