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Botox and robot walkers join forces to unlock stiff knees in stroke survivors

NCT ID NCT06070987

Symptom relief Sponsor: Chang Gung Memorial Hospital Source: ClinicalTrials.gov ↗

What the study statuses mean

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Recruitment status, easiest to join first

Recruiting now
This trial is taking on new participants right now.
Not yet recruiting
Registered, but not yet taking participants.
By invitation only
Not open to general applications. Only people the study team invites can take part.
Paused
Paused for now. It may or may not start again.
Ongoing
Running, but no longer taking on new participants.
Completed This study
The trial has finished. Results may not be published yet.
Stopped early
Stopped early, before it reached the end. That can be for many reasons, including safety.
Cancelled
Cancelled before anyone took part.

Expanded access (not trials)

Expanded access
Not a trial. This treatment can be requested outside a study, case by case, for people who qualify.
Expanded access (paused)
Not a trial. The treatment can normally be requested outside a study, but is unavailable right now.
Expanded access (ended)
Not a trial. The treatment could once be requested outside a study, but no longer can.
Approved
The treatment has been approved, so it is available normally rather than through this programme.

When the status isn't known

Details not published
The full record has not been published yet, so there is little to show here.
Status unknown
This status has not been confirmed recently, so it may be out of date.

First seen Jun 27, 2026 · Last updated Jun 27, 2026

Summary

This study tested whether combining botulinum toxin injections with robotic walking training helps stroke survivors with a stiff-knee gait walk better. Thirty adults who had a stroke at least 3 months ago took part. The goal was to improve knee movement and walking speed.

This is an AI summary of the original study and may miss details. Read our disclaimer.

Study facts

What this study's own registry entry says, in plain language.

Phase

Not a phased trial

Phase numbers describe drug development. The registry uses this when they do not apply, as it does for trials of devices, procedures or behaviour changes, and for observational studies.

Participants

30 people

The number who actually took part.

Started

Aug 2023

Finished

Jul 2025

Lead sponsor

Other sponsor

The registry's catch-all category, for sponsors it does not file as a company, a government agency, or a research network.

Who can take part

This study's own entry requirements. Only the study team can say for certain whether you qualify.

Ages

20 years and older

Sex

Anyone

Healthy volunteers

Not accepted

This study is not open to healthy volunteers. The entry requirements below say who it is open to.

Show the full entry requirements

Copied word for word from the study's registry entry, so the wording is the study team's rather than ours.

Inclusion Criteria: * Ischemic or hemorrhagic stroke ≥ 3 months * Age ≥ 20 years * Functional Ambulation Category ≥4 * Affected rectus femoris spasticity (MAS between 1+ and 2) * BoNT-A treatment-naive or treated with BoNT-A ≥4 months in the affected leg before recruitment * Receiving oral muscle relaxants or other medication for spasticity were on a stable dose for≥2 months * Can obey simple order Exclusion Criteria: * Pregnant * Sensitivity to BoNT-A * Infection of the skin, soft tissue in the injection area * Participation in other trials * Fixed contractures or bony deformities in the affected leg * Previous treatment of the affected leg with neurolytic or surgical procedures (i.e., phenol block, tendon lengthening of transfer, tenotomy, muscle release, arthrodesis) * Severe cardiovascular comorbidity (i.e., recent myocardial infarction, heart failure, uncontrolled hypertension, orthostatic hypotension)

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Conditions

The condition(s) this trial relates to.

Gait Disorders, Neurologic Muscle Spasticity stroke disorder

As listed by the trial registrant

The condition terms exactly as the trial's registrant entered them.

Spastic Spastic gait

Contacts and locations

Locations

  • Department of Rehabilitation, Chang Gung Memorial Hospital-Kaohsiung Medical Center, Kaohsiung, Taiwan

    Kaohsiung City, Kaohsiung, 833, Taiwan

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