The total number of rugae observed in the study population were 783. The aim of the study is to investigate the potential of using palatal rugae as an aid for sex identification in bengaluru population. Palatal rugae may be an alternative identification mode when it is difficult to utilize fingerprints or dental records. Palatal rugae are anatomical wrinkles or folds called plica palatine, the irregular connective tissue located on the anterior third of the palate behind the incisive papilla. However, rugae could be useful as landmarks to monitor anteriorposterior ap.
Study of palatal rugae pattern among the student population in mangalore. Palatine rugae and their significance in clinical dentistry. Palatal rugae characteristics and its relationship with angles. Dental sciences and research,durg, chhattisgarh, india. One hundred plaster casts equally distributed between. The palatal rugae are considered a useful human identification marker for both orthodontists and forensic personnel. Palatal rugae appear to possess the features of an ideal forensic identification parameter, that is, uniqueness, postmortem resistance, and stability. Shetty, mahabalesh and, premalatha k 2011 study of palatal rugae pattern among the student population in mangalore. Thus the use of human palatal rugae has also been suggested as an alternative method of identification. Matching palatal rugae patterns before and after orthodontic treatment. One hundred preorthodontic plaster casts, equally distributed between males and females with an age range of 1530 years, were examined for different rugae patterns by the thomas classification.
H kratzsch, c opitzinvestigations on the palatal rugae pattern in cleft patients, part ii. Analysis of palatal rugae morphology before and after. Rugae duplication different techniques of customizing. Palatal rugae patterns as an adjuvant to gender determination in forensic identification procedures in a paediatric population jaisingh r1 deshmukh s2 and srilatha kt3 1final year post graduate student in mds, department of pediatric dentistry, jss dental college and hospital, mysuru, karnataka, india.
The accuracy rate of matching palatal rugae pattern for individual identification using the digital recognition image system was 100 %. Palatal rugae patterns as a bioindicator for forensic. Impact dog crates adventure doggos challenge when it comes to protecting our dogs in the safest and strongest dog crates around, one name stand out as an industry leader, and that name is impact. On the other hand large scale relative study concerning different races, family members and monozygotic twins is urgently needed in the future. Palatal rugoscopy implementation in forensic odontology a. Methodological accuracy of digital and manual model. Palatal rugae characteristics and its relationship with.
We have some of our people admitted to various hospitals including kenyatta national hospital after they were attacked and robbed by the criminals, he said. In the present study all the casts were matched with significant ease, thus palatal rugae patterns are. Palatal rugae pattern were examined in both the sexes on right and left. Review article significance of palatal rugae in orthodontics aravind sivaraj abstract the palatine rugae have interested orthodontists not only because of their typical pattern of orientation but also because of their usefulness as a reference landmark in various dental treatment modalities. Palatal rugae patterns as bioindicators of identification. The present study aims at determining the effect of growth, on palatal rugae patterns and to analyse uniqueness of palatal rugae in identification of paediatric patients over a period of time. The palatal rugae must be included within the maxillary model. The palatal rugae that were larger were the sinuous mean 9.
Palatal rugae patterns can differentiate the features among populations, because palatal rugae pattern and distribution are unique in each person. The principal aim of the present study was to evaluate the stability of palatal. There were significant differences in the size and shape of the rugae pattern between dentulous and edentulous. Palatal rugae are irregular, transverse palatine folds of the mucous membrane located on the anterior third on the palate. The present study aimed at analyzing the differences in rugae pattern among kodavas and tibetan populations of coorg, india and to examine if there was a difference in the rugae pattern between males and females within each group. Palatal rugae patterns in a sudanese population sample. To analyze differences in the palatal rugae patterns and maxillary.
Rugae are anatomical folds or wrinkles, the irregular fibrous connective tissue located on the anterior third of the palate, behind. Palatal rugae are one of the simple methods used by a forensic dentist in human identification due to its transverse ridges, palatal rugae a finger print of oral cavity. Differentiation between palatal rugae patterns of twins by. Assiri a dissertation submitted in partial fulfillment of the requirements for the degree of doctoral of philosophy in biomedical informatics department of biomedical informatics school of health related professions. Digital models with bases that are added using software will not be. Abstract objectives the aim of the present study was to measure the thickness of the palatal mucosa in a jordanian middle eastern population as well as identify possible factors that may influenc. Though palatal rugae are generally avoided during soft tissue grafting, there are few literature references detailing the consequences of transplanting tissue from the anterior palate which contains rugae. Palatal rugoscopy was first proposed by trobo hermosa in 1932.
A comparative study of palatal rugae patterns among igbo. Abstractidentification of individuals is a challenging task in forensic odontology. Anatomic factors influencing dimensions of soft tissue. Palatal rugae are ridges on the anterior part of the palatal mucosa on each side of the midpalatal raphe behind the incisive papilla a useful method of identification in edentate individuals. Pdf importance of palatal rugae in individual identification.
Effect of palatine rugae on phonetic adaptation in. Compare the accuracy of four methods of acquisition of palatal rugae pr characteristics. Palatal rugae and their role in forensic odontology jain. Patterning of palatal rugae through sequential addition. Spectrogram analysis of complete dentures with different. Palatal rugae patterns in edentulous cases, are they a. The analysis of the palatal rugae and their features can be used as a reliable guide to the forensic identification. The changes identified in the distances from the lateral palatal rugae points of the first and third rugae to the incisal. Palatoscopy or palatal rugoscopy is the study of palatal rugae in order to establish a persons identity. This study was designed to further investigate the stability of palatal rugae patterns during orthodontic treatment. Assessment of size, shape, and position of palatal rugae rivera. Material may contain medical images that may be disturbing to some viewers. The study aims to document the incidence of any morphological change in the palatal rugae patterns following orthodontic treatment. Palatal rugoscopy, or palatoscopy, is the process by which human identification can be obtained by inspecting the transverse palatal rugae inside the mouth.
Rugae duplication different techniques of customizing palatal rugae in maxillary complete denture to enhance phonetics dr. To investigate the influence of reproduction of different thickness and palatal rugae materials on complete dentures speech using computerized speech lab csl spectrogram. Forensic odontology, human identification, palatal rugae. Three completely edentulous male patients aged 5060 years were selected for reading a paragraph. Twelve upper dentures were constructed, four for each patient. In complete denture prosthodontics, phonetics is one of the most important factors to be taken into consideration.
Research article open access palatal rugae patterns as an. Journal of indian academy of forensic medicine, 33 2. Pdf study of palatal rugae pattern in gender identification. The aim was to determine the gender differences in rugae pattern with. The role of palatal rugae in identification useful in edentulous persons rugae patterns like teeth are considered unique to an individual rugae patterns on the decedents maxilla or maxillary dentures may be compared to old dentures that may be recovered from the decedents residence or plaster model from dental office. The present study was conducted from random sampling of university of port harcourt students. Previous studies used poor duplicating materials and may not have considered the effects. Nevertheless, palatal rugae or rugae palatinae, which are transversal ridges developing on the secondary palate, received little attention. Palatal rugae definition of palatal rugae by the free. Digital model and 3d printing requirements original release 4.
Palatal rugae patterns for establishing individuality. The prominent ridges present on either side of the mid palatine raphe across the anterior portion of the palate constitute the rugae. National purebred dog day is honored to welcome back as a photo challenge sponsor, impact dog crates, manufacturers of quality aluminum crates made in the usa from american materials. The aim of this study was to identify and compare the rugae pattern of igbo and ikwerre populations in nigeria for human identification purposes. Sunil dhaded2 department of prosthodontics, ames dental college, near government polytechnic college, bijengere road, raichur, karnataka. Palatal rugae retain their shape throughout life and hence can be useful as an identification tool. Palatal rugae pattern of an individual is species specific and is said to be as unique as finger print. Assessment of the stability of the palatal rugae in a 3d.
Mr simon ruga, a boda boda official, said the miraa dealers and customers are behind the theft of motorbikes in the area and that they collude with a gang operating from muranga county. Palatal rugoscopy was first proposed in 1932, by a spanish investigator named trobo hermosa. Palatine rugae the ridges that run horizontally across the. This article is from journal of forensic dental sciences, volume 2. One of the folds of the mucous membrane of the roof of the mouth. Study of palatal rugae pattern in gender identification pooja balgi 1, bhakti bhalekar 1, ketaki bhalerao 1, eesha bhide 1, sangeeta palaskar 2, pargatsingh kathuriya 2 1 intern, sinhgad dental college and hospital, pune, maharashtra, india 2 department of oral pathology and microbiology, sinhgad dental college and hospital, pune, maharashtra. The accuracy rate of matching palatal rugae patterns before and after orthodontic. However, these researchers have disagreed as to whether or not legal identification could be based solely on palatal rugae.
Palatoscopy or rugoscopy is the name given to the study of palatal rugae in order to establish a persons identity. Often complete denture wearers complain of improper pronunciation of certain words which is attributed to the rugae form and palatal contour. Investigators have implied that palatal rugae are unique to each individual. Complete or modified palatal plate anteroposterior palatal strap anterior palatal strap. Comparison of rugae pattern between dentulous and edentulous population of rajasthan state abstract. Superimposition of maxillary digital models using the. Design and development of a palatal rugae based biometric identification system by essa a. Pdf palatal rugae patterns in a sudanese population sample. Study of palatal rugae pattern in gender identification. Morphological changes in palatal rugae patterns following. The rugae pattern has the potential to remain intact by virtue of their internal position in the head when most other anatomical structures are destroyed or burned. Palatal rugae pattern of an individual may be considered as a useful adjunct for sex determination for identification purposes.
The study investigated the relationship of the palatal rugae to points and distances of the cleft palate during the time period from birth to early mixed dentition in subjects with unilateral and bilateral cleft lip and palate by means of threedimensional measuring system. In addition, we studied the factors influencing its size, with subsequent comparison of the results between gender, using digital models. I declare that palatal rugae patterns in a sudanese population sample is my own work, that it has not been submitted before for any degree or examination in any other university, and that all the sources i have used or quoted have been indicated and acknowledged as complete references. The characteristics of the palatal rugae zone number of rugae, relief type, posterior limitation were investigated on the maxillary casts of 44 patients with unilateral cleft lip and palate and 28 patients with bilateral clefts by means of reflex microscopy, a threedimensional, computerassisted, touchfree measuring system for the metrical registration and analysis of the parameters.
Palatal rugae have been related with specific racial groups and are said to be useful in sex determination. The sample was composed of digital study models of 15 normal occlusion subjects taken at t1, 18 t2 and 60 years of age t3. Palatal rugae pattern is highly individual specific. Palatal rugae are elevations or asymmetric ridges,5 located in the anterior portion of the palatal mucosa, bilaterally to the median palatal raphe, never crossing the midline, and posterior to the incisive papilla, also called palatal transverse folds.
This study aims to determine the number, symmetry, shape and individual characteristic of palatal rugae. Palatal ruga definition of palatal ruga by medical. Palatal rugoscopy is the name given to the study of palatal rugae. Research article palatal rugae biometric characteristics. Palatal rugoscopy implementation in forensic odontology. Pdf establish a persons identity can be a very complex process, one of the main objectives of the forensic sciences. In our study, we performed on subjects ages 16 to 57 23. Produced with the front of the tongue near or against the hard palate, as the in english young.
Replication of palatal rugae and incorporation in complete. In view of these findings, palatal rugae could be used as a personal print for identification. Palatal rugae patterns have unique characteristics and have been. The following case report describes retained palatal rugae in a free gingival graft, which had been transplanted to an edentulous ridge 9. Design and development of a palatal rugae based biometric. Assessment of size, shape, and position of palatal rugae.
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