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| Name | Class |
|---|---|
| HypnoVR | INDUSTRY |
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The aim of this study is to evaluate the impact of virtual reality hypnosis technique on pain and anxiety of women during labor. We will perform a randomized controlled trial on a group of labouring women at several hospitals in Tunis. We will also evaluate the satisfaction of women after the exposure to the virtual reality headset.
This multicenter randomized controlled trial evaluates the effectiveness of a virtual reality hypnosis device (HypnoVR) in managing pain and anxiety during labor. Women in the latent and active phases of labor will be randomly assigned to either a VR intervention group or a control group receiving standard care.
Primary outcomes include pain level, measured using the Visual Analogue Scale (VAS), and anxiety level, assessed with the State-Trait Anxiety Inventory (STAI-Y). Both will be evaluated before and after the intervention.
Secondary outcomes include maternal vital signs (blood pressure and pulse), labor parameters (contraction frequency, duration, and intensity via NST), fetal parameters (heart rate and decelerations via Doppler), and maternal satisfaction (measured postpartum using a VAS satisfaction scale).
This study aims to determine whether HypnoVR can be an effective non-pharmacological method for improving the labor experience.
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| Label | Type | Description | Intervention Names |
|---|---|---|---|
| Control Group | No Intervention | The patients included in this arm received standard care with no additional intervention | |
| VR-group | Experimental | Patients in the intervention arm received standard obstetric care in addition to a virtual reality hypnosis session using the HypnoVR headset. The VR session, administered during the latent or active phase of labor, included immersive audiovisual content designed to promote relaxation, reduce anxiety, and alleviate pain through guided breathing and hypnotic suggestions |
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| Name | Type | Description | Arm Group Labels | Other Names |
|---|---|---|---|---|
| Virtual Reality Hypnosis for Labor Pain and Anxiety Management | Device | For patients randomized to the intervention arm, the investigator will provide a clear explanation of the procedure and the use of the HypnoVR virtual reality headset. The investigator will remain present throughout the session to supervise the experience, using the companion tablet to monitor the visualization in real time. Participants will be invited to select one of eight immersive visual environments designed to promote relaxation and analgesia during labor. Available options include: Tropical Beach, Underwood, Underwater Dive, Zen Garden, Astral Travel, Winter Landscape, Aurora Borealis, and Oasis. Patients will be informed that they may discontinue the use of the headset at any time and for any reason, without any consequences for their standard medical care. |
| Measure | Description | Time Frame |
|---|---|---|
| pain level | The investigator assessed the pain level before and after the intervention using a Visual Analogue Scale VAS. The score ranges from 0 (no pain at all) to 10 (the worst pain imaginable). | Immediately before starting the intervention and immediately after completing the intervention |
| anxiety level | The investigator assessed the Anxiety level using the State Trait Anxiety Inventory (STAI) forme Y. The score ranges from 20 to 80 and higher scores are associated with higher levels of anxiety. | Immediately before starting the intervention and immediately after completing the intervention |
| Measure | Description | Time Frame |
|---|---|---|
| Blood pressure | Blood pressure in millimetres of mercury (mmHg) | Immediately before starting the intervention and immediately after completing the intervention, both systolic and diastolic blood pressures are mesures in millimetres of mercury (mmHg) |
| Pulse rate |
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Inclusion Criteria:
Participants must meet all of the following criteria to be eligible for inclusion in the study:
Exclusion Criteria: Participants will be excluded from the study if they meet any of the following criteria:
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| Facility | Status | City | State | ZIP | Country | Contacts |
|---|---|---|---|---|---|---|
| Ben Arous regional Hospital | Ben Arous | 2096 | Tunisia |
| PubMed Identifier | Type | Citation | Retractions |
|---|---|---|---|
| 19272275 | Result | Mahrer NE, Gold JI. The use of virtual reality for pain control: a review. Curr Pain Headache Rep. 2009 Apr;13(2):100-9. doi: 10.1007/s11916-009-0019-8. | |
| 37404226 | Result | Orhan M, Bulez A. The Effect of Virtual Reality Glasses Applied During the Episiotomy On Pain and Satisfaction: A Single Blind Randomized Controlled Study. J Pain Res. 2023 Jun 29;16:2227-2239. doi: 10.2147/JPR.S412883. eCollection 2023. |
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Individual Participant Data (IPD) will not be shared due to concerns regarding participant confidentiality and data privacy. Although data will be collected in a de-identified format, the risk of re-identification cannot be completely eliminated, especially in small or vulnerable populations. In addition, no explicit consent for data sharing beyond the scope of the current study has been obtained from participants. Therefore, to comply with ethical standards and data protection regulations (e.g., GDPR), IPD will not most likely be made publicly available.
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| ID | Term |
|---|---|
| D048949 | Labor Pain |
| D001008 | Anxiety Disorders |
| D000377 | Agnosia |
| ID | Term |
|---|---|
| D010146 | Pain |
| D009461 | Neurologic Manifestations |
| D012816 | Signs and Symptoms |
| D013568 | Pathological Conditions, Signs and Symptoms |
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Parallel Randomized Controlled Trials
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|
pulse rate mesured in heart beat per minute (bpm) |
| Immediately before starting the intervention and immediately after completing the intervention |
| contractions intensity | contractions intensity is measured by NST machine, in millimiter of mercury (mmHg) | Immediately before starting the intervention and immediately after completing the intervention |
| Contraction frequency | Contraction frequency per 10 mn These measurements were made using an NST machine | Immediately before starting the intervention and immediately after completing the intervention |
| Contraction duration | contraction duration measured in minutes | Immediately before starting the intervention and immediately after completing the intervention |
| Patient's satisfaction | Satisfaction will be assessed using the Visual Analog Scale for Satisfaction (VAS; 0 = not at all satisfied, 10 = completely satisfied), with higher scores indicating greater satisfaction | After giving birth postpartum within two hours (H2) |
| 29781508 | Result | Slater M. Immersion and the illusion of presence in virtual reality. Br J Psychol. 2018 Aug;109(3):431-433. doi: 10.1111/bjop.12305. Epub 2018 May 21. |
| D001523 | Mental Disorders |
| D010468 | Perceptual Disorders |
| D019954 | Neurobehavioral Manifestations |
| D009422 | Nervous System Diseases |