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Comparison between digital intraoral scanning and conventional alginate impressions in pediatric dental patients in terms of time, comfort, and child preference

A comparative clinical study assessing digital intraoral scanning (Cameo intraoral scanner) versus conventional alginate impressions in children, evaluating procedure time, patient comfort, operator difficulty, and patient/parent preference

Status
Completed
Phases
Unknown
Study type
Interventional
Source
ANZCTR
Registry ID
ACTRN12626000181303
Acronym
DIGISKID
Enrollment
36
Registered
2026-02-11
Start date
2025-01-01
Completion date
2025-04-01
Last updated
2026-02-16

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

None listed

Brief summary

This clinical study compares digital intraoral scanning (Cameo intraoral scanner) and conventional alginate impressions in pediatric dental patients. The main outcomes include total procedure time, operator difficulty, child comfort (including gag reflex, crying, and breathing difficulty), and final preference reported by the child and parent. Thirty-six children aged 6–9 years were included at the Pediatric Dentistry Department, Faculty of Dentistry, Damascus University, Syria. Both techniques were performed in the same visit for each child, and all outcomes were recorded immediately. This trial was retrospectively registered after data collection due to administrative reasons.

Interventions

All participating children will receive two full-arch impressions as part of the study, conducted in two separate appointments. Digital impressions will be obtained using a Cameo intraoral scanner, operated by a trained pediatric dentist according to the manufacturer’s instructions. Participants will be seated in a dental chair, and standardized scanning protocols will be followed to acquire maxillary and mandibular digital scans. Conventional impressions will be taken using standard stock tra

All participating children will receive two full-arch impressions as part of the study, conducted in two separate appointments. Digital impressions will be obtained using a Cameo intraoral scanner, operated by a trained pediatric dentist according to the manufacturer’s instructions. Participants will be seated in a dental chair, and standardized scanning protocols will be followed to acquire maxillary and mandibular digital scans. Conventional impressions will be taken using standard stock trays and alginate impression material following routine pediatric dental clinical procedures. The order of impression techniques (digital or conventional) will be randomized using a simple randomization method to minimize order-related bias. A washout period of at least 14 days will be observed between the two impression techniques to reduce potential carryover effects. Adherence to the intervention will be ensured through direct operator supervision and standardized clinical protocols throughout all procedures.

Sponsors

Faculty of Dentistry, Damascus University
Lead SponsorUniversity

Study design

Allocation
Randomised controlled trial
Intervention model
Crossover
Primary purpose
Diagnosis
Masking
Open (masking not used)

Eligibility

Sex/Gender
All
Age
6 Years to 9 Years
Healthy volunteers
No

Inclusion criteria

• Children aged 6 to 9 years. • Cooperative behavior adequate for dental procedures (Frankl 3 or 4). • Requiring maxillary and mandibular impressions for diagnostic or treatment planning purposes (e.g. space maintainer, orthodontic assessment). • Signed parental consent and child verbal assent.

Exclusion criteria

• Severe gag reflex preventing impression taking. • Children with respiratory problems or special medical conditions that may interfere with safe impression taking (e.g. uncontrolled asthma, airway issues). • Uncooperative behavior (Frankl 1 or 2). • Acute pain or dental emergency on the day of recording.

Outcome results

None listed

Source: ANZCTR · Data processed: Feb 19, 2026