An investigation on the amount of salivary nickel and chromium in patients with fixed orthodontic appliances

Status

Active, not recruiting

Phases

Unknown

Study type

Interventional

Source

IRCT

Registry ID

IRCT201011132481N2

Enrollment

Registered

2010-12-18

Start date

2010-11-22

Completion date

Unknown

Last updated

2018-02-22

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

Conditions

Dental malocclusion. Dentofacial anomalies

Interventions

Different orthodontic wires, first to third months: Niti wire from fourth months: Stainless steel wire.

Treatment - Devices

Different orthodontic wires, first to third months: Niti wire from fourth months: Stainless steel wire

Eligibility

Sex/Gender

All

Age

12 Years to 24 Years

Inclusion criteria

Inclusion criteria: Inclusion criteria: having permanent dentition, not having any amalgam and metal restoration, having 22 Roth brackets and bands on the teeth, having any palatal or lingual appliances welded to bands, having extraoral appliance (i.e., head gear) Exclusion criteria: unwilling to continue in the study

Exclusion criteria

Exclusion criteria:

Design outcomes

Primary

Measure	Time frame
Salivary nickel and chromium. Timepoint: Pre intervention, 1, 3, 6 months after intervention. Method of measurement: salivary of patients.	—

Countries

Iran (Islamic Republic of)

Contacts

Public ContactSoghra Yassaei

Faculty of Dentistry

syassaei@yahoo.com+98 35 1621 2222

Outcome results

None listed

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