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Clinical outcomes of incorporating neutral zone and CAD/CAM technology into complete denture workflow (Crossover Randomized Clinical Trial)

Article

Last updated: 28 Dec 2024

Subjects

-

Tags

Prosthodontics

Abstract

Aim: The purpose of this study was to evaluate and compare neutral-zone CAD/CAM dentures and conventionally fabricated heat-polymerized dentures; by assessing patient satisfaction, dentist satisfaction, and upper denture peak retention force. Materials & Methods: This research employed a within-subject comparison of two distinct denture kinds in a randomized clinical trial design as follows; group I: CAD/CAM neutral-zone dentures, and group II: heat-polymerized conventional dentures. Twelve completely edentulous patients exhibiting marked ridge resorption were recruited, and each patient received two denture sets in a random sequence. Dentures were clinically evaluated on the insertion day by a non-operating dentist then, patients used their dentures for eight weeks before further assessments. Dentures' clinical adequacy was rated by the dentist via the visual analog scale (VAS), also a digital force gauge was used to measure the dentures' peak retention force. Patient satisfaction was evaluated according to the patient denture assessment questionnaire (PDA). The obtained scores were used to compare the two denture types using the independent-samples t-test and the Pearson's correlation coefficient test was used to assess the degree of association between patient and dentist-reported outcomes. Results: The independent t-test revealed significantly higher values for patient and dentist satisfaction with neutral-zone dentures compared to conventional dentures, and also a higher mean value for CAD/CAM dentures' peak retention force (P <0.001). Pearson's correlation coefficient test revealed a non-significant correlation between patient and dentist satisfaction scores (p>0.05). Conclusion: Milled neutral-zone dentures demonstrated better retention and better impact on patient and dentist acceptance than conventional heat-polymerized dentures.

DOI

10.21608/asdj.2024.284509.1256

Keywords

CAD/CAM complete dentures, Neutral zone, denture Retention, patient satisfaction, Dentist satisfaction

Authors

First Name

sara

Last Name

soliman

MiddleName

ibrahim

Affiliation

oral and maxillofacial prosthodontics, faculty of dentistry, Ain shams universitty

Email

saraibrahim@dent.asu.edu.eg

City

cairo

Orcid

0000-0003-0953-6402

First Name

MOHAMED

Last Name

ABDEL AAL

MiddleName

ABDEL HAKIM

Affiliation

Department of Removable prosthodontics, faculty of dentistry, Beni-Suef university

Email

mabdelhakim@dent.bsu.edu.eg

City

Beni-Suef

Orcid

0000-0001-9349-7885

Volume

34

Article Issue

2

Related Issue

48077

Issue Date

2024-06-01

Receive Date

2024-04-22

Publish Date

2024-06-01

Page Start

203

Page End

214

Print ISSN

1110-7642

Online ISSN

2735-5039

Link

https://asdj.journals.ekb.eg/article_358778.html

Detail API

https://asdj.journals.ekb.eg/service?article_code=358778

Order

358,778

Type

Original articles

Type Code

1,638

Publication Type

Journal

Publication Title

Ain Shams Dental Journal

Publication Link

https://asdj.journals.ekb.eg/

MainTitle

Clinical outcomes of incorporating neutral zone and CAD/CAM technology into complete denture workflow (Crossover Randomized Clinical Trial)

Details

Type

Article

Created At

28 Dec 2024