NV arch building lingual appliance in comparison to conventional lingual arch.

Comparative evaluation of NV arch building lingual arch space maintainer as compared to conventional lingual arch space maintainer in the management of developing crowding in children: A randomized controlled trial

Status

Active, not recruiting

Phases

Phase 4

Study type

Interventional

Source

CTRI

Registry ID

CTRI/2022/09/045832

Enrollment

Registered

2022-09-23

Start date

Unknown

Completion date

Unknown

Last updated

2022-10-17

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

Conditions

Health Condition 1: K006- Disturbances in tooth eruption

Interventions

Intervention1: NV Arch building lingual appliance: Its a modified lingual arch appliance with an acrylic button and open coil spring given for 1 year Control Intervention1: Conventional lingual arch:

Eligibility

Inclusion criteria

Inclusion criteria: Subjects with class I and class II crowding in mandibular incisors Subjects with mandibular incisor crowding of less than 10 mm Subjects with early mixed dentition stage with fully erupted four permanent incisors, and permanent first molars Subjects who are willing for the treatment

Exclusion criteria

Exclusion criteria: Subjects with class III relationship with crowding in mandibular incisors Subjects with spacing Subjects with no crowding Subjects with crowding of 10 mm or more Subjects with primary dentition and permanent dentition Subjects with congenitally missing permanent successors of canines and premolars Subjects with history of previous orthodontic treatment given

Design outcomes

Primary

Measure	Time frame
1. Resolution of mandibular incisor crowding 2. Maintenance of leeway spaceTimepoint: At the baseline, 3 months, 6 months and 1 year	—

Secondary

Measure	Time frame
Vertical control of mandibular molars and incisorsTimepoint: At the baseline, 3 months, 6 months and 1 year	—

Countries

India

Contacts

Public ContactDr Vipin Ahuja

Sharad Pawar Dental College and Hospital

drnthosar@rediffmail.com7209901113

Outcome results

None listed

Source: CTRI (via WHO ICTRP) · Data processed: Feb 4, 2026