Comparison of the effects of two types of vibrating and non-vibrating ankle orthoses on balance, proprioception, and reaction time of ankle muscles in people with chronic ankle instability

Comparison of the effect of vibratory and non-vibratory orthosis on sensorimotor function in people with chronic ankle instability

Status

Active, not recruiting

Phases

Unknown

Study type

Interventional

Source

IRCT

Registry ID

IRCT20181021041400N2

Enrollment

Registered

2023-02-20

Start date

2023-05-12

Completion date

Unknown

Last updated

2023-03-13

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

Conditions

Chronic ankle instability. Sprain and strain of ankle

Interventions

Intervention 1: Intervention group: Ankle orthosis with Vibration. This type of orthosis consists of a supporting part and a vibrating part. Its supporting part is made of neoprene and thermoplastic a

Eligibility

Sex/Gender

All

Age

18 Years to 60 Years

Inclusion criteria

Inclusion criteria: History of at least 1 ankle sprain 1.1. The first sprain must have occurred at least 12 months prior to study participation. 1.2. The sprain is accompanied by inflammatory symptoms (pain, swelling, etc.). The last injury must have occurred more than 3 months before participating in the study. Feeling of emptying and ankle instability 2.1. At least 2 episodes of giving way in the 6 months prior to study participation. 2.2. A score of less than 24 on the Cumberland Instability Instrument Have not received treatment in the last 3 months. Age 60-18 years old

Exclusion criteria

Exclusion criteria: History of previous surgeries on musculoskeletal structures (eg, bones, joint structures, nerves) in any lower limb History of fracture in any lower limb Acute injury to musculoskeletal structures of other joints of the lower limb in Past 3 months that has affected joint integrity and function resulting in at least 1 day away from daily activity

Design outcomes

Primary

Measure	Time frame
Proprioception. Timepoint: Before the start of the study and 4 weeks after using the orthosis. Method of measurement: Biodex Multi-Joint Systems, Germany.;Reaction time of peroneus longus and brevis muscle during external perturbation. Timepoint: Before the start of the study and 4 weeks after using the orthosis. Method of measurement: Surface electromyography 8 canals Myon brand.;Postural control. Timepoint: Before the start of the study and 4 weeks after using the orthosis. Method of measurement: Force plate AMTI, Germany.	—

Measure

Time frame

Proprioception. Timepoint: Before the start of the study and 4 weeks after using the orthosis. Method of measurement: Biodex Multi-Joint Systems, Germany.;Reaction time of peroneus longus and brevis muscle during external perturbation. Timepoint: Before the start of the study and 4 weeks after using the orthosis. Method of measurement: Surface electromyography 8 canals Myon brand.;Postural control. Timepoint: Before the start of the study and 4 weeks after using the orthosis. Method of measurement: Force plate AMTI, Germany.

—

Secondary

Measure	Time frame
Quality of life. Timepoint: Before starting and 4 weeks after using the orthosis. Method of measurement: Foot and Ankle Ability Measure (FAMM) questionnaire.	—

Countries

Iran (Islamic Republic of)

Contacts

Public ContactMaryam Ashkar

Iran University of Medical Sciences

Ashkar.Maryam42@yahoo.com+98 21 2222 0947

Outcome results

None listed

Source: IRCT (via WHO ICTRP) · Data processed: Feb 4, 2026