Browsing Human- und Zahnmedizin by Advisor "Hülsmann, Michael Prof. Dr."
Now showing items 1-20 of 35
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Vergleich der Wurzelkanalpräparation an echten Zähnen im Vergleich zu 3D-gedruckten Zähnen: eine Mikro-CT-Studie
(2025-03-24)Objective: The aim of this study was to evaluate the suitability of three-dimensionally printed teeth for endodontic education by comparing them with natural teeth. Methods: Using micro-computed tomography (µCT) and ... -
Effektivität und Sicherheit von drei Techniken zur Entfernung von MTA, Biodentine und TotalFill Putty nach Pulpaamputation. Eine Mikro-CT-Studie
(2024-07-09)Aim of the study: The aim of the study was to compare the removability of the dental cements mineral trioxide aggregates (MTA), Biodentine and TotalFill Putty with diamond drills, diamond ultrasonic tips (Sonic Sys) and ... -
Vergleich dreier Verfahren zur Diagnostik von Zahninfrakturen
(2024-06-28)Objectives Tooth fractures are a common cause of tooth loss, frequently starting as enamel cracks and propagating to tooth or root fractures. However, methods for the detection of enamel and dentinal cracks are poorly ... -
Sauberkeit von Milchzahnwurzelkanälen nach Präparation mit unterschiedlichen Nickel-Titan-Systemen - Eine REM-Studie
(2023-02-23)Introduction: In the present in-vitro study the cleaning efficacy of two rotary Ni-Ti preparation systems was examined on the root canal walls of primary molars. The aim was to compare the different rotary systems with the ... -
Häufigkeit und Qualität der endodontischen Versorgung und Prävalenz periapikaler Parodontitiden
(2022-12-12)The aim of the present thesis was to determine the frequency and quality of endodontic care and the need for endodontic treatment by evaluation of radiographs of a selected group of patients. Another aim was to compare the ... -
Vergleich endodontischer Desinfektions-Konzepte in Lehr- und Textbüchern
(2022-12-12)The aim of this thesis was to show the development of endodontic disinfection concepts in textbooks over the past decades and to compare information relevant for irrigation. It seems of particular importance to offer the ... -
Retrospektive Auswertung der Überweisungsunterlagen aus einer Spezialistenpraxis für Endodontie
(2022-03-28)Aim of the study. Endodontics has experienced a steady increase in importance in recent years. Accordingly, the number of specialists in this field, the endodontists, is growing. With specialist dentists typically relying ... -
Entfernung der medikamentösen Einlage aus Wurzelkanälen mit Hilfe unterschiedlicher Techniken
(2021-11-25)Objective: To test and compare the effectiveness of 3 cleaning methods for Ledermix-filled root canals: a sound-assisted irrigation technique, an ultrasound-assisted irrigation method and a novel nickel-titanium instrument. ... -
Qualität der Single-Cone-Wurzelkanalobturation nach Wurzelkanal-präparation mit Single-File- oder Multiple-Files-Technik – Eine Mikro-CT-Studie
(2021-11-08)Aim: It was the aim of the study to compare the quality of single-cone root canal obturation following preparation with single-file or multiple-files technique using micro-computer-tomography. Materials and methods: ... -
Präparation gekrümmter Wurzelkanäle mit drei Nickel-Titan-Systemen - eine Mikro-CT-Studie
(2021-03-08)The aim of this study was to assess the root canal preparation with three single-file systems made of nickel-titanum alloys with reciprocating motion (S1 Plus (Sendoline, Täby, Sweden), WaveOne Gold (Dentsply Sirona, ... -
Entfernung endodontischer Thermafil-Obturatoren mit Hilfe unterschiedlicher Techniken: Eine Micro-Computertomographie-Studie
(2020-11-02)Aim: The aim of this study was to compare two techniques for removal of Thermafil obturators from curved root canals in mandibular molars. Methodology: Sixty mesial root canals in extracted mandibular molars were ... -
Vergleich der Effektivität aktivierter endodontischer Spültechniken in der Entfernung von Debris und smear layer von Wurzelkanalwänden
(2020-03-04)Ninety mandibular molars with a root canal curvature between 20 and 40 degrees were assigned to 4 groups (n=20): syringe irrigation (SI), passive ultrasonic activation (PUI), sonic activation with EDDY (ED) or EndoActivator ... -
Vergleichende Studie zur Entfernung von Kalziumhydroxid aus dem Wurzelkanal mit Hilfe unterschiedlicher Techniken
(2018-11-12)Aim: To compare the ability of traditional (syringe irrigation, passive ultrasonic irrigation) and novel (EDDY, EndoActivator) irrigation systems in removing Ca(OH)2 from the root canal. The different irrigation systems ... -
In-vitro-Studie zur Milchzahnwurzelkanalpräparation mit unterschiedlichen Nickel-Titan-Systemen
(2018-11-05)The aim of this study was to evaluate and compare the shaping ability of the vibrating Self-Adjusting File and the rotary Nickel-Titanium file Mtwo in primary molars using microcomputed-tomography. Additionally the ... -
Einfluss von Zungenreinigern vor einer antibakteriellen Therapie bei Multiband-Patienten auf die Rekolonisationszeit von Mutans-Streptokokken
(2017-08-11)Aim of the study: The aim of this in vivo study was to investigate the influence of tongue cleaning to the recolonization of Streptococcus mutans after a professional tooth cleaning and EC40® varnish application in patients ... -
Übereinstimmung der Ergebnisse der elektrischen Bestimmung der Wurzelkanallänge bei Verwendung von Endometriegeräten derselben Gerätemarke – eine In-vitro-Studie
(2016-11-04)Aim: To assess the agreement of electrical determination of endodontic working length obtained from four identical apex locators from five manufacturers each under various in-vitro conditions. Methodology: Seven single-rooted ... -
Nanopartikel und Ultraschall als Hilfsmittel zur Wurzelkanalreinigung
(2016-10-31)Aim: The effectiveness to remove debris from artificial grooves inside root canals within a split-tooth model were analyzed and compared between sonic and ultrasonic irrigation systems. The irrigants used were common sodium ... -
Umfrage zum Stand der endodontischen Behandlung in Deutschland
(2016-10-10)Endodontics has developed considerably over the last years, but there are only few studies on the materials and methods preferred by German dentists for root canal treatment and respective developments over the years. The ... -
Entwicklung einer Methode zur Bestimmung von Entzündungsmediatoren in Dentinliquor, Dentinspänen und Pulpagewebe von Zähnen mit symptomatischer irreversibler oder reversibler Pulpitis.
(2016-07-22)Aim of the study To develop a method for determination of inflammatory cytokines in the dentinal fluid and dentinal shavings of teeth presenting with symptomatic reversible or irreversible pulpitis. In teeth with irreversible ... -
Geschlechterspezifische Aspekte der Endodontie
(2016-07-06)The aim of this study was to evaluate the existing endodontic literature to figure out the coherence of patient’s sex with various aspects of endodontology and trying to find out how often men and women are mentioned in ...