ClinicalTrials.gg
RecruitingNCT06366360Updated Sep 17, 2026

Immersive Virtual Reality Treatment for Unilateral Spatial Neglect

An interventional study of Immersive Virtual Reality Intervention and Conventional rehabilitation in Stroke and Unilateral Spatial Neglect, sponsored by Hopitaux de Saint-Maurice. Recruiting at 1 site in France. Open to participants aged 18 Years and older. Per ClinicalTrials.gov, last updated 2026-09-17.

Sponsored by Hopitaux de Saint-Maurice · Not applicable, Interventional, and Treatment

From the registry’s dates

  • Started Mar 2024; still recruiting 2 years 8 months later.
Phase
Not applicable
Study type
Interventional
Enrollment
80
Allocation
Randomized
Ages
18 Years and older
Sex
All
01

Study summary

Unilateral Spatial Neglect (USN) is a relatively common neuropsychological syndrome following stroke. It is characterized by difficulties in detecting, orienting and identifying events located in the hemispace contralateral to a brain lesion, unrelated to a primary motor or sensory disorder. Numerous methods have been developed for the rehabilitation of this syndrome. However, limitations in terms of efficacy are highlighted. These limitations may be linked to the fact that these methods are restricted to certain sensory modalities, thus failing to take into account the heterogeneity of the syndrome. Moreover, some patients' adherence to rehabilitation programs can also be complicated by motivational difficulties. Immersive Virtual Reality could help overcome these limitations. Indeed, it enables the introduction of new sensory modalities, notably auditory, to support a better apprehension of space.

The main objective of this study is to determine the efficacy of an immersive virtual reality rehabilitation protocol based on musical practice in patients suffering from USN. This study also aims to explore the benefits of this rehabilitation protocol on patients' daily lives, as well as to explore the influence of patients' mood and motivation on the benefits of the immersive virtual reality rehabilitation protocol.

To achieve these goals, patients will benefit from immersive virtual reality rehabilitation based on music practice. This rehabilitation will be compared to conventional USN rehabilitation. To this end, patients will be divided into two groups: classical rehabilitation only or classical rehabilitation and immersive virtual reality in parallel. Each patient will be randomly assigned to one of the two groups for a period of 2 weeks. Pre- and post-rehabilitation assessments will be provided.

02

Conditions studied

  • Stroke
  • Unilateral Spatial Neglect

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Keywords

  • Rehabilitation
  • Unilateral Spatial Neglect
  • Immersive Virtual Reality
  • Music
03

In context

Stroke

8,255 studies on the registry are indexed under Stroke; 2,056 are open to participants now.

This study's planned enrollment of 80 is above the median of 49 across 6,024 interventional studies indexed under Stroke.

Browse Stroke studies →

Lead sponsor

Hopitaux de Saint-Maurice is the lead sponsor of 16 studies on the registry; 6 are open to participants now.

Counted across the registry records on this site, refreshed daily.

04

Who can participate

Ages eligible
18 Years and older
Sexes eligible
All
Accepts healthy volunteers
No

Go through the criteria one by one — yes, no or not sure — and take the list to your doctor or the study team. Kept in this browser only.

Inclusion criteria

  • Men and women over 18 years
  • Free and informed written consent
  • Enrolled in the French social security system
  • Cerebral lesion of vascular origin
  • Unilateral spatial neglect syndrome

Exclusion criteria

Exclusion Criteria:

  • Epilepsy or migraine
  • Major vision problems
  • Major hearing impairment
  • Pre-existing cognitive impairment ( \< 20)
  • Major disorders of verbal comprehension preventing the protocol
  • Refusal to sign consent form
Terms in these criteria, in plain language(1)

Underlined terms in the criteria open these too. Explained by clinicaltrials.gg, not part of the registry record. The study team decides who can take part.

MMSE and MoCA

Short tests of memory and thinking, each scored out of 30. Lower scores suggest more difficulty; criteria give a range, either to include people with memory problems or to leave them out.

05

Study design

Phase
Not applicable
Primary purpose
Treatment
Allocation
Randomized
Intervention model
Crossover assignment
Masking
Double (Participant, Outcomes assessor)
Enrollment
80 participants (estimated)

Study arms

  • Active comparator
    Immersive virtual reality rehabilitation first

    Each patient received 2 rehabilitations: both an immersive virtual reality and a conventional rehabilitation first (during 2 weeks), and then conventional rehabilitation alone (during 2 weeks)

    Other: Immersive Virtual Reality Intervention · Other: Conventional rehabilitation

  • Active comparator
    Conventional rehabilitation first

    Each patient received 2 rehabilitations: a conventional rehabilitation alone first (during 2 weeks), and then both conventional rehabilitation and immersive virtual reality rehabilitation (during 2 weeks)

    Other: Immersive Virtual Reality Intervention · Other: Conventional rehabilitation

Interventions

  • OtherImmersive Virtual Reality Intervention

    The immersive virtual reality rehabilitation protocol is an experimental protocol based on musical practice. This protocol will be based on the "Piano Vision" application, which allows several modes of music production: free or guided musical practice.

  • OtherConventional rehabilitation

    The conventional rehabilitation corresponds to the classically performed in the cognitive treatment of unilateral spatial neglect. It involves training visual scanning using barrage exercises, sequence identification, scene description, and pointing.

06

What researchers measure

Primary outcomes

  1. Bells Test

    The patient has to circle 35 bells placed on an A4 sheet between distractors. The number of total and lateralized omissions is examined. The minimum value corresponds to the absence of omissions and the maximum value corresponds to the total number of stimuli (35 bells) or the number of lateralized stimuli (15 bells in each hemifield). Specifically, if the total number of omissions is greater than 6, or the difference in omissions between the two sides of the sheet is greater than 2, the patient is considered deficient.

    Time frame: 8 weeks

  2. Mesulam cancellation Task

    The patient has to cross out a target stimulus (the letter A) among other distracting letters arranged on a sheet of A4 paper. The number of total and lateralized omissions on each side of the sheet is analyzed. A maximum score of 60 omissions can be recorded. 30 lateralized omissions is possible and a minimum score of 0 lateralized omissions is also possible.

    Time frame: 8 weeks

  3. Bisection Test

    The patient must cut the lines of different lengths (20 cm and 5 cm) into two equal parts. The minimum value corresponds to a bisection at the center of the stimuli and the maximum value corresponds to a bisection at the contralesional end of this stimulus. More specifically, for the 20 cm lines, a deviation of +6.5 mm or -7.3 mm is considered a deficit, and for the 5 cm lines, a deviation of +2 mm or -2 mm is considered a deficit.

    Time frame: 8 weeks

  4. Copying Test

    The patient has to copy a figure representing a house with trees on both sides on a sheet of A4 paper. Each element of the drawing is individually marked with a score of 0 (if not represented or poorly represented) or 1 (if well represented). The omission of an element is considered a deficit and corresponds to a score below the maximum of 6.

    Time frame: 8 weeks

  5. Scene description Task

    The patient has to describe the objects in a visual scene presented on an A3 sheet of paper and placed in front of him or her. The number of omissions in each part of the picture is analyzed. The total score is between 0 and 3: 0 corresponds to 3 or more omissions, 1 to 2 omissions, 2 to 1 omission, and 3 to no omissions. The patient is considered to be deficient if the score exceeds 0.

    Time frame: 8 weeks

  6. Ecological scale of daily life activities

    The patient and a therapist or family member complete a scale that asks questions about everyday activities. The patient must answer 10 questions, each of which is scored from 0 to 3 according to the severity criterion. 0 corresponds to no neglect and 3 to significant neglect, so the minimum score is 0 and the maximum is 30. If a patient receives a score equal to or greater than 1, he is considered neglected.

    Time frame: 8 weeks

  7. Piano bisection Task

    The patient must indicate which key corresponds to the middle key of the piano. It's a qualitative measure. There are no minimum or maximum values among the 61 piano keys. However, the investigators can consider the minimum to be the actual center key of the piano and the maximum to be the contralesional key of the piano.

    Time frame: 8 weeks

  8. Identifying the keys at the ends of the piano

    The patient must indicate which keys are furthest to the left and right of the piano. It's a qualitative measure. The maximum value can be considered as the touch at the contralesional end, and the minimum as the touch at the ipsilesional end.

    Time frame: 8 weeks

  9. Virtual reality Bells Test

    The patient is asked to perform the same task as in the classical test, but this time the bells are placed in a virtual environment 120° around the patient. As in the classical version, the number of total and lateralized omissions is assessed. The minimum value corresponds to the absence of omissions and the maximum value corresponds to the total number of stimuli (35 bells) or the number of lateralized stimuli (15 bells in each hemifield).

    Time frame: 8 weeks

  10. Auditory Stimuli Localization Task in virtual reality

    The patient must localize auditory stimuli in a 180° horizontal virtual environment to a precise point in the virtual environment. The difference between the real position of the sound and the position targeted by the patient is examined. The minimum value corresponds to no difference and the maximum value corresponds to a maximum difference between these two coordinates.

    Time frame: 8 weeks

  11. Ecological virtual reality bisection task

    The patient has to cut bread sticks of different size into 2 equal parts. The minimum value corresponds to a bisection at the center of the stimulus and the maximum value corresponds to a bisection at the contralesional end of this stimulus. For each stimulus, a calculation is made between the value reported by the patient and the actual expected value.

    Time frame: 8 weeks

  12. Virtual reality Baking Tray test

    The patient must place 16 pieces of dough evenly on a baking tray. The minimum value corresponds to an equal distribution between the 2 hemispaces of the tray (i.e. 8 pieces of dough on each side) and the maximum value corresponds to the positioning of all pieces in the contralesional hemispace. A difference of more than 2 cubes indicates a deficit.

    Time frame: 8 weeks

Secondary outcomes

  1. Mood assessment

    At the beginning and end of each session, patients are asked to rate their mood on a visual analog scale from 1 to 10 to quantify the impact of their mood on the treatment.

    Time frame: 4 weeks

  2. Situational motivation questionnaire

    Before and after each intervention, patients are asked to complete a Situational Motivation Questionnaire to assess the impact of their words on their health.

    Time frame: 4 weeks

07

Study locations

1 of 1 sites recruiting
  • Hôpitaux de Saint-Maurice
    Saint-Maurice, 94410, France
    Recruiting
08

Timeline

Tracking since Sep 25, 2026
ElapsedEstimatedEstimated, not yet reachedSimilar studies: half by the dot; the band is the middle halfHalf of similar studies reached it by the dot; the band is the middle half, from a quarter to three quarters

Ran from Mar 2024 to primary completion in Jun 2024, 3 months.

Of 3,108 non-industry interventional studies with no phase under Stroke, half reached primary completion within 23 months of starting (the median), counting those still running; a quarter within 10 and three quarters within 46. This study's 3 months is below that.

Counting every sponsor, half of 3,252 studies reached it within 23 months; a quarter within 10 and three quarters within 46.

How these figures are worked out, and which studies are left out of them.

Registered
Mar 27, 2024
First posted
Apr 15, 2024
StartActual
Mar 11, 2024
Primary completionActual
Jun 12, 2024
CompletionEst.
Sep 2027
Last update
Sep 17, 2026
What these dates mean
Start.
When the first participant enrolled; while estimated, when the study expects to open to recruitment.
Primary completion.
When the last participant was examined or treated to collect data for the study's main question, its primary outcome. A study that stopped early gives the date its data collection stopped.
Completion.
When the last participant's last visit took place, for every outcome, secondary ones and side effects included: the end of the study. Often later than primary completion, sometimes the same day.
Actual and Est.
Actual means the registry says the date has happened. Est. (estimated) is a date the sponsor plans or expects. It can still move, and the sponsor is expected to change it to actual once it has passed.
No changes since tracking began. The registry record was last updated on Sep 17, 2026, before this site started recording changes on Sep 25, 2026. Its history is on ClinicalTrials.gov ↗
09

Registry details

Key details

Study ID
NCT06366360
Lead sponsor
Hopitaux de Saint-Maurice
Responsible party
Sponsor
First posted
Apr 15, 2024
Start date
Mar 11, 2024
Primary completion
Jun 12, 2024
Completion
Sep 2027 (estimated)
Last update
Sep 17, 2026

Study contacts

Auriane AS SLAMA, ARC
Contact
auriane.slama@hpevm.fr
06 07 31 79 69 ext. +33
Clémence BOURLON, PhD
Contact
clemence.bourlon@ght94n.fr
01 43 96 63 08 ext. +33

Oversight

Data monitoring committee
No
FDA-regulated drug
No
FDA-regulated device
No
View the source record on ClinicalTrials.gov ↗

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