scholarly journals Bite Force in Elderly with Full Natural Dentition and Different Rehabilitation Prosthesis

Author(s):  
Licia Manzon ◽  
Iole Vozza ◽  
Ottavia Poli

(1) Background: This study aimed to investigate maximum bite force (MBF) in elderly patients with natural full dentition (FD), patients rehabilitated with Traditional Complete Dentures (CD), with overdentures (IRO) and edentulous patients (ED). We also tested whether MBF changes are associated with gender, age of the patients and body mass index (BMI) as result of altered food; (2) Methods: Three hundred and sixty-eight geriatric patients were included. We studied two types of prostheses: (a) IRO with telescopic attachments. (b) CD (heat polymerized polymethyl methacrylate resin). The MBF was measured using a digital dynamometer with a bite fork; (3) Results: We found that MBF is higher in males than females, regardless of teeth presence or absence (p < 0.01). In patients with CD or IRO, there are no differences between males and females; prostheses improve MBF compared to edentulous patients (p < 0.0001) and this effect is greater with IRO prostheses (p < 0.0001); the chewing force of FD subjects remains greater (p < 0.0001); there are no differences among chewing strength based on different BMI categories, although FD subjects have a reduced incidence of obesity; there is a significant negative correlation between MBF and age (p = 0.038; R = 0.145), and no correlation between MBF and BMI; (4) Conclusions: This study showed that MBF improves more in patients using IRO prostheses, although not reaching the MBF of FD subjects. MBF does not correlate with BMI, although we found increased percentages of obesity in edentulous subjects or those with prostheses. Thus, old people wearing prostheses require special attention by a nutritionist to avoid risk of malnutrition.

2019 ◽  
Vol 2 (2) ◽  
pp. 86-91
Author(s):  
Amar Bhochhibhoya

Caring for the geriatric edentulous patients is challenging, as it requires a holistic approach, which addresses both the physical as well as the psychological aspects of such patients. Considering the increase in number of elderly individuals, the clinician should have adequate patience and understanding of psychological and emotional factors to tactfully deal with their problems. The appraisal of psychology and mental attitude for the overall success of complete denture rehabilitation is well recognized. Although important, these aspects are ignored occasionally, which is one of the major reasons for the failure of adequately constructed complete dentures. This article provides a comprehensive review of relevant literature on the mental attitudes and personality of geriatric patients and highlights the necessity of considering these factors for the overall success of complete denture treatment.


Author(s):  
Byron Velásquez-Ron ◽  
María Galárraga-Criollo ◽  
María Romero-Guerrero ◽  
María Rodriguez-Tates ◽  
Flavio Pineda-Lopez

Abstract Objective The aim of this study was to assess the evolution of chewing force in edentulous geriatric patients rehabilitated with complete dentures. Chewing function is compromised in individuals who lose all their teeth, as well as in those with complete dentures. The maintenance and recovery of the chewing function in these patients require replacement of the lost natural teeth. Materials and Methods In this study, the chewing force was evaluated by electromyographic analysis of the temporalis and masseter muscle endings in 120 patients with old and new bimaxillary complete dentures. Results Replacement of complete dentures was shown to improve stability, retention, occlusion, and support of the prosthesis. All jaw movements were evaluated using electromyography to assess the evolution of chewing force with and without occlusal adjustment, identify premature contact points, identify occlusal interference, respect the balanced occlusal scheme, and assess the increase in muscle strength. This study found that muscle strength in patients with prosthesis without occlusal adjustment was 527.1 N but was higher for prostheses with occlusal adjustment at 614.7 N, and this strength of 614.7 N was maintained after 1 month of control. Conclusion The chewing force evolved in patients with complete dentures, and an increase was observed when occlusal adjustment was performed.


2021 ◽  
Vol 45 (1) ◽  
Author(s):  
Eman M. Ibraheem ◽  
Hisham S. ElGabry

Abstract Background This study aimed to evaluate the effect of mandibular complete dentures relining using soft relining material on the distribution of various occlusal forces using T-Scan system. Fifty completely edentulous patients having their conventional complete dentures earlier fabricated and utilized were selected for this study. Patients were controlled diabetics, characterized by having their residual alveolar ridges moderately developed and lined with firm mucoperiosteum. Mandibular complete dentures were relined with soft denture liner and T-Scan device was used for occlusal force distribution measurement prior to denture relining and three months thereafter the relinning procedure. Results Comparison between occlusal forces percentages before and after denture relining revealed that occlusal forces percentages was significantly lower after denture relining in anterior area, significantly higher after denture relining in right posterior area, where it was insignificantly higher after relining in left posterior area. Conclusions Our findings revealed that the use of soft denture liner for mandibular complete denture relining significantly improved the occlusal load distribution. Clinical trial registration Trial registration NCT, NCT04701970. Registered 23/11/2020—Retrospectively registered, https://clinicaltrials.gov/ct2/show/NCT04701970


2021 ◽  
Vol 11 (13) ◽  
pp. 5786
Author(s):  
Hwa-Jung Lee ◽  
Jeongho Jeon ◽  
Hong Seok Moon ◽  
Kyung Chul Oh

This technical procedure demonstrates a 4-step completely digital workflow for the fabrication of complete dentures in edentulous patients. The digital scan data of the edentulous arches were obtained using an intraoral scanner, followed by the fabrication of modeless trial denture bases using additive manufacturing. Using the trial denture base and a wax rim assembly, the interarch relationship was recorded. This record was digitized using an intraoral scanner and reversed for each maxillary and mandibular section individually. The digital scan data directly obtained using the intraoral scanner were superimposed over the reversed data, establishing a proper interarch relationship. The artificial teeth were arranged virtually and try-in dentures were additively manufactured. Subsequently, the gingival and tooth sections were additively manufactured individually and characterized. Thus, fabrication of digital complete dentures can be accomplished using digital data characteristics. The workflow includes data acquisition using an intraoral scanner, data processing using reverse engineering and computer-aided design software programs, and additive manufacturing.


Angiology ◽  
2016 ◽  
Vol 68 (5) ◽  
pp. 441-446 ◽  
Author(s):  
Mehmet Karaduman ◽  
Mustafa Aparci ◽  
Murat Unlu ◽  
Cengiz Ozturk ◽  
Sevket Balta ◽  
...  

The prevalence of hypertension is increasing among young population worldwide. So there is an interest in detecting prehypertension and hypertension in childhood. We determined blood pressure (BP) recorded at a screening test in a young population. We retrospectively evaluated the medical records including systolic blood pressure (SBP), diastolic blood pressure (DBP), weight, height, and body mass index (BMI) of 685 male and 130 female apparently healthy adolescents. We evaluated the prevalence of BP categories: normotension, prehypertension, and hypertension. The prevalence of normotension (n = 369), prehypertension (n = 333), and hypertension (n = 113) was 45.3%, 40.9% and 13.9%, respectively; prehypertension and hypertension were significantly higher among males. The prevalence of prehypertension and hypertension was significantly higher among overweight males and females. The BMI significantly correlated with SBP, DBP, and heart rate among both genders. The prevalence of prehypertension and hypertension is high among Turkish adolescents. Screening tests focused on BP and BMI measurement may help detect the young population at risk of hypertension and cardiovascular disease in the future.


Cureus ◽  
2019 ◽  
Author(s):  
Madhankumar Seenivasan ◽  
Fathima Banu ◽  
Athiban Inbarajan ◽  
Parthasarathy Natarajan ◽  
Shanmuganathan Natarajan ◽  
...  

Author(s):  
Jbireal JM ◽  
Azab Elsayed Azab ◽  
Alzahani S ◽  
Elshareef M

Background: Chronic myeloid leukemia (CML) is a clonal myeloid proliferative disorder of primitive haemopoietic progenitor cells. The incidence of CML ranges between 10 and 15 cases/106 /year without any major geographic or ethnic differences. Imatinib mesylate provides good results in the treatment of CML. Early studies demonstrated that Imatinib mesylate can produce clear hematologic and cytogenetic response when used as a treatment of CML patients with positive BCR-ABL gene. Nevertheless, some patient with different stages of CML (chronic, accelerated, or acute phases) either relapse or stay unchanged for a long time after initial doses of treatment. This phenomenon led to the fact that we must explore the possible changes expected to appear if we make some changes in the treatment strategy. Objectives: The present study aimed to evaluate hematologic and molecular responses of CML patients to Imatinib mesylate treatment. Methods: Eighteen CML patients in chronic phase aged (24–65 years) males and females were treated with Imatinib mesylate (400, 500 or 600 mg/day) for sixteen months. Hematologic and cytogenetic changes were analyzed periodically. Results: Overall 18 cases, hematologic response of 14 cases was complete white blood cells (WBCs) decrease to normal range within 4 months) with P value of less than 0.0001 whereas in 4 cases WBCs were decreased slowly (after 8 months). A major cytogenetic response was noticed in 4 cases while in others the response was partially or in minor range. The major hematologic and cytogenetic response was noticed when using 600mg/day of Imatinib mesylate. The correlation appeared as a significant positive correlation between the treatment doses and Hb, hematocrit, MCV, MCH, esinophils%, and monocytes %. And a significant negative correlation between the treatment doses and RDW %, platelets count, WBCs count, and basophils %. On the other hand, no correlation between the treatment doses and RBCs Count, MCHC, Neutrophil % and BCR/APL ratio % Conclusion: It can be concluded that treatment of CML patients with Imatinib mesylate caused complete WBCs decrease to normal range. The major hematologic and cytogenetic response was noticed when using a higher dose of Imatinib mesylate.


Author(s):  
Sanam Anwar ◽  
Bushra Aleem ◽  
Hajir H. Rashid ◽  
Ghadeer J. Moslhey

Background: The global prevalence of obesity has been increasing. Body mass index, waist circumference and waist height ratio have been widely used for nutritional assessment. Waist height ratio has the advantage of taking into account abdominal obesity as well as height associated with body fat accumulation or distribution. The objective of this study was to suggest cut off points for waist circumference and waist height ratio to identify overweight in Omani adults.Methods: Weight, height, waist circumference and waist height ratio were measured for all participants. Pearson’s correlation was used to determine correlation of BMI with waist circumference and waist height ratio. ROC curve was used to identify AUC and specific cut off point for anthropometric indicators.Results: The largest proportion of overweight was picked up by waist height ratio across both the genders. Correlation of BMI with waist height ratio was stronger (r=0.699) than correlation with waist circumference (r=0.589) for both the genders. Maximum AUC was for waist height ratio in males (AUC=0.833, 95% CI=0.791-0.875). The specific cut off point for waist circumference in males and females was 89.5cm and 87.6cm respectively. The specific cut off point for waist height ratio in males and females was 0.53 and 0.57 respectively.Conclusions: Maximum participants were found overweight by waist height ratio followed by waist circumference and the least by BMI. The higher cut off points should be used in this population for identifying overweight people.


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