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Accuracy of cuffed oral preformed tracheal tube size using Motoyama’s formula and depth using age based formula in children undergoing tonsillectomy and/or adenoidectomy: A retrospective study

Accuracy of cuffed oral preformed tracheal tube size using Motoyama’s formula and depth using age based formula in children undergoing tonsillectomy and/or adenoidectomy: A retrospective study

Status
Active, not recruiting
Phases
Unknown
Study type
Observational
Source
TCTR
Registry ID
TCTR20200409008
Enrollment
Unknown
Registered
2020-04-09
Start date
2020-02-01
Completion date
Unknown
Last updated
2026-08-03

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

Conditions

Pediatric patients undergoing tonsillectomy/adenotonsillectomy under general anesthesia with oral preformed tracheal tube Tonsillectomy Adenotonsillectomy Oral preformed tracheal tube Endotracheal tube RAE Tube Size Depth weight Malpostion

Interventions

Patients who have weight between 5th&#45
85th percentile for age,Patients who have weight more than 85th percentile for age,Patients who have less than 5th percentile for age
Treatment,Treatment,Treatment
Normal weight,Overweight,Underweight

Sponsors

Matula Tareerath
Lead Sponsor
Peerachatra Mangmeesri
Collaborator

Eligibility

Sex/Gender
All
Age
2 Years to 8 Years

Inclusion criteria

Inclusion criteria: Patients age between 2-8 years Undergoing tonsillectomy/adenotonsillectomy Under general anesthesia with oral preformed tracheal tube

Exclusion criteria

Exclusion criteria: History of tracheostomy Hisotry of tracheal stenosis of upper airway obstruction Anticipated difficult airway such as Pierr Robin Syndrome Patients with Down's syndrome

Design outcomes

Primary

MeasureTime frame
Comparison of actual and calculated size of oral preformed tracheal tube 1.5 year percentage, chi-square

Secondary

MeasureTime frame
Comparison of actual and calculated depth of oral preformed tracheal tube 1.5 year percentage, chi-square,Comparison of bend-to-tip distance 1.5 year percentage, chi-square,Incidence of reintubation 1.5 year percentage,Incidence of respiratory complication 1.5 year percentage

Contacts

Public ContactPeerachatra Mangmeesri

Siriraj Hospital

peerachatra@hotmail.com0629955659

Outcome results

None listed

Source: TCTR (via WHO ICTRP) · Data processed: Aug 9, 2026