This interventional randomized controlled clinical trial aims to evaluate the effectiveness of two nonpharmacological devices, Buzzy and TickleFlex, in reducing pain and fear associated with insulin injections among children with Type 1 Diabetes Mellitus (T1DM). A total of 90 participants aged 6 to 12 years will be randomly assigned to one of three groups: Buzzy, TickleFlex, or control. The Buzzy device provides combined cold and vibration stimulation near the injection site to decrease pain perception based on the gate control theory, while the TickleFlex device is a soft, flexible attachment for insulin pens designed to minimize needle pressure and discomfort during injection. Pain and fear will be assessed immediately before and after a single insulin injection using validated instruments, including the Wong-Baker FACES Pain Rating Scale and the Children's Fear Scale (CFS), rated independently by the child, parent, and researcher. It is hypothesized that both Buzzy and TickleFlex applications will significantly reduce pain and fear compared to standard insulin injection without intervention. The study is expected to provide evidence supporting the use of nonpharmacological methods in pediatric diabetes care to improve children's comfort and treatment adherence.
Children with Type 1 Diabetes Mellitus (T1DM) require multiple daily insulin injections, which are often associated with pain, fear, and anxiety. Repeated exposure to needle-related discomfort can negatively affect children's treatment adherence, emotional well-being, and overall quality of life. Therefore, there is a growing need for safe, practical, and nonpharmacological interventions to improve the injection experience in pediatric diabetes care. This randomized controlled trial aims to investigate the effectiveness of two noninvasive devices-Buzzy and TickleFlex-in reducing pain and fear during insulin injections in children with T1DM. The Buzzy device uses vibration and cold stimulation to reduce pain perception through the gate control mechanism, while the TickleFlex device, a soft and flexible attachment for insulin pens, minimizes needle pressure and distributes the injection sensation evenly. A total of 90 children aged 6-12 years will be randomly assigned to three groups: Buzzy, TickleFlex, and control. All participants will receive a single subcutaneous insulin injection as part of their regular diabetes management. Pain and fear levels will be measured before and immediately after the injection using validated scales: the Wong-Baker FACES Pain Rating Scale and the Children's Fear Scale (CFS), rated independently by the child, parent, and researcher. It is hypothesized that both Buzzy and TickleFlex will significantly reduce perceived pain and fear compared with standard insulin injection without intervention. Findings from this study are expected to contribute to evidence-based pediatric nursing practices by supporting the integration of nonpharmacological pain management methods into routine diabetes care.
Study Type
INTERVENTIONAL
Allocation
RANDOMIZED
Purpose
TREATMENT
Masking
NONE
Enrollment
90
The Buzzy device is a non-invasive, bee-shaped device that combines cold and vibration to reduce pain perception during needle procedures. It was applied for 30 seconds before and during insulin administration to reduce pain and fear according to the gate control theory.
The TickleFlex device is a soft, flexible insulin-pen attachment that gently stretches the skin and diffuses needle pressure, reducing injection pain and anxiety in children with Type 1 Diabetes Mellitus.
Standard subcutaneous insulin injection performed following pediatric diabetes nursing protocols.
Hakkari University
Hakkâri, Centre, Turkey (Türkiye)
Pain Intensity During Insulin Injection
The primary outcome is the level of pain experienced by children during insulin injection, measured using the Wong-Baker FACES Pain Rating Scale (0-10). Assessments are performed independently by the child, parent, and researcher immediately before and after the injection. Higher scores indicate greater pain intensity.
Time frame: Immediately before and after a single insulin injection.
Fear Level Associated with Insulin Injection
The secondary outcome is the level of fear experienced by children during insulin injection. Fear is assessed using the Children's Fear Scale (CFS), which scores from 0 (no fear) to 4 (extreme fear). Assessments are conducted independently by the child, parent, and researcher before and immediately after the injection. Lower scores indicate reduced fear levels.
Time frame: Immediately before and after a single insulin injection.
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