ClinicalTrials.gg
RecruitingNCT07932626Updated Nov 12, 2026

Virtual Reality Education Before CyberKnife Treatment for Prostate Cancer

An interventional study of VR-assisted education and Standard education in Prostate Cancer Patients, sponsored by University Hospital Ostrava. Recruiting at 1 site in Czechia. Open to male participants aged 40 Years to 80 Years. Per ClinicalTrials.gov, last updated 2026-11-12.

Sponsored by University Hospital Ostrava · Not applicable, Interventional, and Other

From the registry’s dates

  • Registered 3 months after the study started (first participant enrolled Aug 2026, registered Nov 2026).
  • Started Aug 2026; still recruiting 3 months later.
Updated Nov 12, 2026Newly registeredGo to Updates ↓

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Phase
Not applicable
Study type
Interventional
Enrollment
100
Allocation
Randomized
Ages
40 Years to 80 Years
Sex
Male
01

Where this study stands

Counted across the records on this site · 2026-11-13

Among 117 studies in Prostatic Neoplasms with a site in Czechia — 13 open to participants now, 38 under way, 25 of them phase 3. Prostatic Neoplasms · Czechia.

Planned enrollment
94th of 108
100 · median 642
Started
2026
the only one that year
No phase
6 of 117
3 open now
Primary completion
2028-08
later than 29 of 37 live
Registered
117th of 117
by date

Among the 117 studies in Prostatic Neoplasms with a site in Czechia, this one is the 94th largest by planned enrollment of the 108 interventional ones that give a count, is the only one that started in 2026, is one of 6 with no phase, reaches primary completion later than 29 of the 37 other live ones, and was the 117th registered.

Prostatic Neoplasms

7,046 studies on the registry are indexed under Prostatic Neoplasms; 1,579 are open to participants now.

Browse Prostatic Neoplasms studies →

Open to participants now

13 of the 117 studies in Prostatic Neoplasms with a site in Czechia are open now. Recruiting first, the newest first:

7 more — sign in →

All 13 open studies →

A study can be open while its sites in Czechia have not opened yet or have stopped. Only those recruiting at a site in Czechia →

Who these studies take

Of the 1,228 Prostatic Neoplasms studies recruiting now, 927 (75%) set no upper age limit and 76 (6%) stop at 75 or younger; 67 take children under 18; 82 take healthy volunteers.

This study: 40 Years to 80 Years · male · no healthy volunteers.

The full table on the hub →

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Watch this landscapeDownload CSVNarrow it in search →With an account: a weekly mail of what changed among 117 studies in Prostatic Neoplasms with a site in Czechia, or all of them as a file.
02

Study summary

This randomized controlled study evaluates virtual reality education for men aged 40 to 80 years with prostate cancer who are scheduled for CyberKnife radiotherapy at the University Hospital Ostrava. Participants are assigned in a 1:1 ratio to standard patient education alone or standard education supplemented by the Virtual Doctor's Assistant. The virtual environment reproduces the CyberKnife treatment room and explains the equipment, the treatment process, and the importance of consistent bladder and rectal preparation. The study aims to reduce stress before treatment and improve patients' understanding of the procedure and preparation requirements. Cancer treatment itself is unchanged. Outcomes will be assessed using patient questionnaires.

Read the detailed description

Patients preparing for radiotherapy need to understand both the treatment procedure and the steps they should take before each treatment session. For prostate radiotherapy, consistent bladder and rectal filling is an important component of treatment preparation. Unfamiliarity with the treatment room and equipment may also contribute to stress before the first irradiation.

The Virtual Doctor's Assistant is a virtual reality (VR) educational system developed to supplement the information provided by the treating physician. Using a VR headset, participants enter a computer-generated representation of the CyberKnife treatment room. A virtual doctor introduces the main components of the equipment, explains the treatment process, and demonstrates how preparation affects the anatomical relationships between the prostate, bladder, and rectum.

Men with prostate cancer scheduled for CyberKnife radiotherapy at University Hospital Ostrava will be assigned at random to one of two groups, with an equal probability of receiving standard education alone or standard education supplemented by VR. The radiotherapy procedure will follow standard clinical practice in both groups. Participation is voluntary, and participants may discontinue the VR experience or withdraw from the study.

The study will compare patient-reported psychological well-being and understanding of treatment and preparation requirements between the groups All measurements will be conducted using standardized collection protocols and under consistent environmental and procedural conditions to ensure reproducibility and comparability of data.

03

Conditions studied

  • Prostate Cancer Patients

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Keywords

  • Virtual reality
  • Patient education
  • Prostate cancer
  • Stereotactic body radiotherapy (SBRT)
04

Who can participate

Ages eligible
40 Years to 80 Years
Sexes eligible
Male
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

  • Male patients aged 40 to 80 years
  • Diagnosis of prostate cancer
  • Indication for CyberKnife SBRT at the Oncology Department of University Hospital Ostrava
  • Written to participate in the study

Exclusion criteria

Exclusion Criteria:

  • Not signing the
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.

Informed consent

Before you join, the study team explains what taking part involves — its purpose, what happens, the risks and possible benefits — and answers your questions, so you can decide freely. Consent is usually recorded on a form (the informed consent form, ICF) signed by you or, where the law allows, by someone legally authorised to decide for you.

You can keep asking questions during the study, you are told of new information that matters, and you can choose to leave at any time.

05

Study design

Phase
Not applicable
Primary purpose
Other
Allocation
Randomized
Intervention model
Parallel assignment
Masking
None (open label)
Enrollment
100 participants (estimated)

Study arms

  • Experimental
    VR-assisted education

    Study subjects randomised in this arm will receive VR-assisted education.

    Other: VR-assisted education · Procedure: Stereotactic radiosurgery

  • Active comparator
    Standard education

    Study subjects randomised in this arm will receive standard education.

    Other: Standard education · Procedure: Stereotactic radiosurgery

Interventions

  • OtherVR-assisted education

    VR-assisted education will be provided for study subjects randomised in this intervention group.

  • OtherStandard education

    Standard education will be provided for study subjects randomised in this intervention group.

  • ProcedureStereotactic radiosurgery

    Stereotactic radiosurgery is a non-surgical radiation therapy that uses precisely focused beams of high-dose radiation to treat small tumors, lesions, or functional abnormalities

06

What researchers measure

Primary outcomes

  1. Understanding of CyberKnife radiotherapy and preparation requirements

    The primary outcome measure is to assess and compare patients' understanding of CyberKnife radiotherapy and preparation requirements between the VR-assisted education group and the standard education group. Understanding will be assessed using the five-item knowledge test in Part 2 of the study-specific questionnaire. Each correct answer will receive one point, yielding a total score from 0 to 5, with higher scores indicating better understanding. The questions cover the treatment schedule, bladder and rectal preparation, the importance of consistent anatomical conditions, the consequences of inadequate preparation, and cooperation during irradiation.

    Time frame: On Day 1 of the treatment - after completion of patient education and before the first irradiation

Secondary outcomes

  1. Patient-reported clarity of education and perceived understanding

    Patients' perceptions of the clarity of the information provided, their ability to anticipate the first irradiation, and their understanding of preparation requirements will be assessed using Part 1 of the questionnaire. Four items are rated on a five-point agreement scale, from 1 (strongly agree) to 5 (strongly disagree), with lower scores indicating more favourable responses. A separate three-category item assesses whether patients perceive their understanding to have improved following education. Responses will be compared between groups and analysed separately.

    Time frame: On Day 1 of the treatment - after completion of patient education and before the first irradiation

  2. Patient-reported psychological responses before the first irradiation

    Current stress, concerns about the treatment room experience, and confidence in knowing what to expect during treatment will be assessed using the three separate numerical rating scales in Part 3 of the questionnaire. Each item is rated from 0 to 10. Higher scores indicate greater stress, greater concerns, and greater confidence, respectively. Each item will be analysed separately and compared between groups.

    Time frame: Before the first CyberKnife treatment fraction

  3. Patient-reported usefulness and tolerability of VR education

    Part 4 of the questionnaire will assess the VR group's perceptions of how VR helped them visualise the treatment room, understand treatment and preparation requirements, and reduce concerns. Willingness to recommend VR education will also be assessed. These four items use a five-point agreement scale, from 1 (strongly agree) to 5 (strongly disagree). A separate categorical item records discomfort experienced during VR use, including nausea, dizziness, or other symptoms. Responses will be analysed descriptively within the VR group.

    Time frame: Before the first CyberKnife treatment fraction, referring to the preceding VR education session

  4. Adequacy of patient preparation and treatment workflow

    Patient preparation will be evaluated indirectly by assessing prostate position on pre-treatment X-ray images acquired before each CyberKnife treatment fraction. Prostate localisation will be based on implanted fiducial markers. Deviations from the planned reference position will be recorded and compared between the VR-assisted education group and the standard education group.

    Time frame: Before the 1st fraction

07

Study locations

1 of 1 sites recruiting
  • University Hospital Ostrava
    Ostrava, Moravian-Silesian Region 708 52, Czechia
    Recruiting
    • Lukáš Knybel, Assoc.Prof., Ing., Ph.D. · Contactlukas.knybel@fno.cz · +42059737
    • Jiří Hynčica · Contactjiri.hyncica@fno.cz · +42059737
    • Lukáš Knybel, Assoc.Prof., Ing., Ph.D. · Principal investigator
    • Andrea Šoltisová, Bc. · Sub investigator
    • David Pakizer, Mgr., Ph.D. · Sub investigator
08

References and documents

Individual participant data

Plan to share: No — There is no plan to make individual participant data accessible, the data may be provided upon reasonable request.

No publications or documents are linked to this record.

09

Timeline

1 registry update 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

Started Aug 2026 (actual). Primary completion is estimated for Aug 2028, 24 months after the start.

Of 1,098 non-industry interventional studies with no phase under Prostatic Neoplasms, half reached primary completion within 43 months of starting (the median), counting those still running; a quarter within 22 and three quarters within 87. This study's planned 24 months is below that.

Counting every sponsor, half of 1,155 studies reached it within 43 months; a quarter within 22 and three quarters within 86.

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

Registered
Nov 2, 2026
First posted
Nov 12, 2026
StartActual
Aug 1, 2026
Primary completionEst.
Aug 2028
CompletionEst.
Dec 2028
Last update
Nov 12, 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.
Registered
First appeared on the registry. No changes since
Nov 12, 2026
Show all 1 update
  1. Nov 12, 2026
    First appeared on the registry

From the registry record's own update history. This site started tracking changes on Sep 25, 2026; for anything earlier, see the record history on ClinicalTrials.gov ↗

10

Registry details

Key details

Study ID
NCT07932626
Responsible party
Sponsor
First posted
Nov 12, 2026
Start date
Aug 1, 2026
Primary completion
Aug 2028 (estimated)
Completion
Dec 2028 (estimated)
Last update
Nov 12, 2026

Study contacts

Lukáš Knybel, Assoc.Prof., Ing., Ph.D.
Contact
lukas.knybel@fno.cz
+42059737 ext. 2125
Jiří Hynčica
Contact
jiri.hyncica@fno.cz
+42059737 ext. 2587
Lukáš Knybel, Assoc.Prof., Ing., Ph.D.
principal investigator · University Hospital Ostrava

Oversight

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

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