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An Evaluation of Flavored Photostimulable Phosphor (PSP) Barrier in Bitewing Radiography: A Randomized Crossover
Shwetha Hegde1, Scott Cameron Dickie2, Thirimadura Ruvin Mendis2
1Dentomaxillofacial Radiology, Sydney Dental School, University of Sydney, Sydney, Australia.
Clinical and Experimental Dental Research
|March 26, 2026
Summary
Flavored photostimulable phosphor (PSP) barrier sleeves significantly improved the sensory experience during bitewing radiography. This low-cost intervention enhances patient comfort and acceptability, potentially improving cooperation during dental imaging procedures.
Area of Science:
- Dental Radiology
- Patient Comfort
- Sensory Perception
Background:
- Intraoral radiography, particularly bitewing imaging, is essential for diagnosing dental conditions.
- Patient discomfort, gagging, and unpleasant sensory experiences with barrier sleeves can negatively impact the radiography procedure.
- Photostimulable phosphor (PSP) plates are widely used, necessitating effective barrier sleeve designs.
Purpose of the Study:
- To evaluate if flavored PSP barrier sleeves enhance patient comfort and sensory perception during intraoral radiography compared to non-flavored sleeves.
- To assess the impact of flavored sleeves on specific sensory aspects like taste, scent, and feel.
Main Methods:
- A double-blind, randomized, crossover study involving 74 dental students.
- Participants underwent two molar bitewing placements using either flavored or non-flavored PSP barrier sleeves, with a washout period.
- Patient-reported outcomes included comfort, gagging, irritation, taste, aftertaste, scent, feel, and overall experience, analyzed using appropriate statistical tests.
Main Results:
- Flavored sleeves demonstrated significantly higher scores for chemosensory experience (p < 0.001).
- Order effects and carryover effects were observed for taste, scent, and aftertaste, indicating a persistent sensory impact.
- A majority (58.7%) of participants preferred the flavored sleeves, with preference strongly linked to the order of treatment.
Conclusions:
- Flavored PSP barrier sleeves significantly enhance the chemosensory experience and perceived acceptability of bitewing radiography.
- While the impact on procedural discomfort and gagging was limited, flavored sleeves may improve patient cooperation and overall experience.
- This represents a cost-effective method to improve patient satisfaction, especially for anxious or pediatric dental patients.
Keywords:
barrier sleevesbitewing radiographypatient acceptabilityphotostimulable phosphor platesrandomized crossover trial
