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This study aims to evaluate the impact of assistive torque from a hip-assist exoskeleton on gait patterns in healthy adults. The investigators will analyze how different torque settings affect spatiotemporal parameters, joint kinematics, muscle activity (EMG), and foot pressure during walking.
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| Label | Type | Description | Intervention Names |
|---|---|---|---|
| Healthy Adult Group | Experimental | Healthy adult males and females aged 19 years or older, with a body weight ranging from 50 kg to 100 kg, who meet all inclusion criteria and have no history of hip surgery or gait impairment. |
|
| Name | Type | Description | Arm Group Labels | Other Names |
|---|---|---|---|---|
| ANGEL SUIT H10 (Hip-assist exoskeleton) | Device | A wearable robot that provides assistive torque (Flexion/Extension) to the hip joint during walking. |
|
| Measure | Description | Time Frame |
|---|---|---|
| Step Length | Distance between the point of initial contact of one foot and the point of initial contact of the opposite foot. Unit: Meters (m) | Day 1 |
| Stride Length | Distance between successive points of initial contact of the same foot. Unit: Meters (m) | Day 1 |
| Cadence | Number of steps taken per minute. Unit: steps/min | Day 1 |
| Gait Speed | verage walking speed during the 10-meter walk test. Unit: Meters per second (m/s) | Day 1 |
| Single/Double Limb Support Phase | The duration of time when one or both feet are in contact with the ground. Unit: Percentage of gait cycle (% GC) | Day 1 |
| Hip Joint Range of Motion | The maximum excursion of the hip joint in the sagittal plane during the gait cycle. Unit: Degrees | Day 1 |
| Knee Joint Range of Motion | The maximum excursion of the knee joint in the sagittal plane during the gait cycle. Unit: Degrees | Day 1 |
| Ankle Joint Range of Motion | The maximum excursion of the ankle joint in the sagittal plane during the gait cycle. Unit: Degrees |
| Measure | Description | Time Frame |
|---|---|---|
| Muscle Activation of Rectus Femoris | Mean Root Mean Square (RMS) value of the rectus femoris muscle during the gait cycle. Unit: Microvolts | Day 1 |
| Muscle Activation of Vastus Medialis | Unit: Microvolts |
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Inclusion Criteria:
Exclusion Criteria:
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| Facility | Status | City | State | ZIP | Country | Contacts |
|---|---|---|---|---|---|---|
| Severance Hospital | Recruiting | Seoul | 03722 | South Korea |
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| Day 1 |
| Unit: Microvolts |
| Muscle Activation of Medial Hamstring | Unit: Microvolts | Day 1 |
| Muscle Activation of Tibialis Anterior | Unit: Microvolts | Day 1 |
| Muscle Activation of Gastrocnemius | Unit: Microvolts | Day 1 |
| Peak Plantar Pressure | The maximum pressure recorded under the foot during the stance phase. Unit: N/cm^2 | Day 1 |
| Pressure-Time Integral (PTI) | The integral of pressure over the time of contact. Unit: Ns/cm^2 | Day 1 |