EVALUATION OF THE OCCLUSION WITH TWO DIFFERENT METHODS: A T-SCAN II OCCLUSAL ANALYSIS AND THE TEETHAN SYNCHROMYOGRAPHY RECORDING SYSTEM

The article presents a case of a sixty-seven-year-old female patient who complains of an uncomfortable bite after full-mouth rehabilitation three months ago. Before inserting the crowns, the patient did not have any complaints. The complaints included: chewing only unilaterally (on the right side),...

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Main Authors: Vladimir Bogdanov, Ivan Chakalov
Format: Article
Language:English
Published: Peytchinski Publishing 2025-01-01
Series:Journal of IMAB
Subjects:
Online Access:https://www.journal-imab-bg.org/issues-2025/issue1/2025vol31-issue1-5956-5961.pdf
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author Vladimir Bogdanov
Ivan Chakalov
author_facet Vladimir Bogdanov
Ivan Chakalov
author_sort Vladimir Bogdanov
collection DOAJ
description The article presents a case of a sixty-seven-year-old female patient who complains of an uncomfortable bite after full-mouth rehabilitation three months ago. Before inserting the crowns, the patient did not have any complaints. The complaints included: chewing only unilaterally (on the right side), and premature contact in the left canine area. Also the patient suffered masticatory muscles soreness in the afternoons and uncomfortable bite that started after the rehabilitation with zirconium crowns. Evaluation of the occlusal contacts is necessary after any dental intervention which affects occlusion. In this case report, two methods for evaluation of the occlusion are compared – one with a T-scan analysis, using a sensor between the teeth, and the second by evaluating the electromyographic activity of the masticatory muscles (via surface electromyography (sEMG). The occlusion was estimated by both methods during voluntary clenching, and the results from both methods were compared. Articulating paper was used for visualization of the contacts as an additional method. Conclusion: The results of the two methods (T-scan analysis and through sEMG) were very similar. In this clinical case, the application of both the T-Scan II occlusal analysis and the Teethan sEMG system demonstrated their effectiveness in evaluating and improving occlusal balance and muscle activity following extensive dental rehabilitation. The complementary nature of these diagnostic methods was highlighted, with each providing distinct and valuable insights—T-Scan focusing on the occlusal force and timing, while Teethan emphasized neuromuscular balance. The occlusal adjustments informed by these technologies significantly alleviated the patient's discomfort, confirming their utility in clinical practice for diagnosing and addressing occlusal discrepancies. This case reinforces the importance of integrating advanced diagnostic tools to ensure optimal patient outcomes in prosthetic and restorative dentistry.
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spelling doaj-art-979c0b48d23643baa1fc8f6427010a352025-01-30T16:36:53ZengPeytchinski PublishingJournal of IMAB1312-773X2025-01-013115956596110.5272/jimab.2025311.5956EVALUATION OF THE OCCLUSION WITH TWO DIFFERENT METHODS: A T-SCAN II OCCLUSAL ANALYSIS AND THE TEETHAN SYNCHROMYOGRAPHY RECORDING SYSTEMVladimir Bogdanov0https://orcid.org/0000-0001-9489-8162Ivan Chakalov1https://orcid.org/0000-0001-9379-6471Department of Orthodontics, Faculty of Dental Medicine, Medical University – Sofia, Bulgaria.Private practice – Sofia, Bulgaria.The article presents a case of a sixty-seven-year-old female patient who complains of an uncomfortable bite after full-mouth rehabilitation three months ago. Before inserting the crowns, the patient did not have any complaints. The complaints included: chewing only unilaterally (on the right side), and premature contact in the left canine area. Also the patient suffered masticatory muscles soreness in the afternoons and uncomfortable bite that started after the rehabilitation with zirconium crowns. Evaluation of the occlusal contacts is necessary after any dental intervention which affects occlusion. In this case report, two methods for evaluation of the occlusion are compared – one with a T-scan analysis, using a sensor between the teeth, and the second by evaluating the electromyographic activity of the masticatory muscles (via surface electromyography (sEMG). The occlusion was estimated by both methods during voluntary clenching, and the results from both methods were compared. Articulating paper was used for visualization of the contacts as an additional method. Conclusion: The results of the two methods (T-scan analysis and through sEMG) were very similar. In this clinical case, the application of both the T-Scan II occlusal analysis and the Teethan sEMG system demonstrated their effectiveness in evaluating and improving occlusal balance and muscle activity following extensive dental rehabilitation. The complementary nature of these diagnostic methods was highlighted, with each providing distinct and valuable insights—T-Scan focusing on the occlusal force and timing, while Teethan emphasized neuromuscular balance. The occlusal adjustments informed by these technologies significantly alleviated the patient's discomfort, confirming their utility in clinical practice for diagnosing and addressing occlusal discrepancies. This case reinforces the importance of integrating advanced diagnostic tools to ensure optimal patient outcomes in prosthetic and restorative dentistry.https://www.journal-imab-bg.org/issues-2025/issue1/2025vol31-issue1-5956-5961.pdfocclusal equilibrationt-scanteethansemgocclusal contacts
spellingShingle Vladimir Bogdanov
Ivan Chakalov
EVALUATION OF THE OCCLUSION WITH TWO DIFFERENT METHODS: A T-SCAN II OCCLUSAL ANALYSIS AND THE TEETHAN SYNCHROMYOGRAPHY RECORDING SYSTEM
Journal of IMAB
occlusal equilibration
t-scan
teethan
semg
occlusal contacts
title EVALUATION OF THE OCCLUSION WITH TWO DIFFERENT METHODS: A T-SCAN II OCCLUSAL ANALYSIS AND THE TEETHAN SYNCHROMYOGRAPHY RECORDING SYSTEM
title_full EVALUATION OF THE OCCLUSION WITH TWO DIFFERENT METHODS: A T-SCAN II OCCLUSAL ANALYSIS AND THE TEETHAN SYNCHROMYOGRAPHY RECORDING SYSTEM
title_fullStr EVALUATION OF THE OCCLUSION WITH TWO DIFFERENT METHODS: A T-SCAN II OCCLUSAL ANALYSIS AND THE TEETHAN SYNCHROMYOGRAPHY RECORDING SYSTEM
title_full_unstemmed EVALUATION OF THE OCCLUSION WITH TWO DIFFERENT METHODS: A T-SCAN II OCCLUSAL ANALYSIS AND THE TEETHAN SYNCHROMYOGRAPHY RECORDING SYSTEM
title_short EVALUATION OF THE OCCLUSION WITH TWO DIFFERENT METHODS: A T-SCAN II OCCLUSAL ANALYSIS AND THE TEETHAN SYNCHROMYOGRAPHY RECORDING SYSTEM
title_sort evaluation of the occlusion with two different methods a t scan ii occlusal analysis and the teethan synchromyography recording system
topic occlusal equilibration
t-scan
teethan
semg
occlusal contacts
url https://www.journal-imab-bg.org/issues-2025/issue1/2025vol31-issue1-5956-5961.pdf
work_keys_str_mv AT vladimirbogdanov evaluationoftheocclusionwithtwodifferentmethodsatscaniiocclusalanalysisandtheteethansynchromyographyrecordingsystem
AT ivanchakalov evaluationoftheocclusionwithtwodifferentmethodsatscaniiocclusalanalysisandtheteethansynchromyographyrecordingsystem