Randomized controlled trial on efficacy of non-metal clasp dentures

Randomized controlled trial on efficacy of non-metal clasp dentures - Randomized controlled trial of non-metal clasp dentures

Status

Active, not recruiting

Phases

Unknown

Study type

Interventional

Source

JPRN

Registry ID

JPRN-UMIN000018586

Enrollment

Registered

2015-09-01

Start date

2015-10-01

Completion date

Unknown

Last updated

2026-06-29

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

Conditions

Missing teeth

Interventions

Metal clasp denture Non-metal clasp denture

Eligibility

Sex/Gender

All

Inclusion criteria

Inclusion criteria: - Patients who are planned to receive prosthetic treatment with definitive clasp-retained removable partial dentures - Clasps will be fabricated on anterior and/or premolar teeth - Absence of caries on all abutment teeth - Mobility less than 2, periodontal pocket depth less than 4 mm and absence of bleeding on probing on all abutment teeth

Exclusion criteria

Exclusion criteria: - Contra-indications for non-metal clasp dentures -Metal full cast fixed denture is fabricated on abutment on which resin clasp will be placed - Patients who cannot accept to use metal clasp dentures due to esthetic reason - Patients with metal, accrylic resin, peanuts allergy

Design outcomes

Primary

Measure	Time frame
Oral Health-related Quality of Life Questionnaire: Oral-health impact profile (OHIP)-J (54 items) Evaluation interval: pre-treatment, 3, 6, 12, 24 and 36 month after treatment	—

Secondary

Measure	Time frame
Patient satisfaction Masticatory function Periodontal condition	—

Countries

Japan

Contacts

Public ContactFueki Kenji

Tokyo Medical and Dental University Graduate school, Removable partial denture prosthodontics

kunfu.rpro@tmd.ac.jp03-5803-5744

Outcome results

None listed

Source: JPRN (via WHO ICTRP) · Data processed: Jul 3, 2026