scholarly journals Management of Six Root Canals in Mandibular First Molar

2015 ◽  
Vol 2015 ◽  
pp. 1-5
Author(s):  
Claudio Maniglia-Ferreira ◽  
Fabio de Almeida Gomes ◽  
Bruno Carvalho Sousa

Success in root canal treatment is achieved after thorough cleaning, shaping, and obturation of the root canal system. This clinical case describes conventional root canal treatment of an unusual mandibular first molar with six root canals. The prognosis for endodontic treatment in teeth with abnormal morphology is unfavorable if the clinician fails to recognize extra root canals.

2021 ◽  
Vol 67 (2) ◽  
pp. 101-106
Author(s):  
Sanziana Adina Scarlatescu ◽  
◽  
Irina Gheorghiu ◽  
George Nicola ◽  
Andrei O. Al Aloul ◽  
...  

The objectives of root canal treatment are to prevent the apical parodontitis, to heal the acute or cronic apical periodontits and to maintain the results, keeping the teeth on the arch in a functional stage. Thus, accuratelly elimination of soft and hard tissues (cleaning and shaping of the root canal system), disinfection and complete, homogeneous and tridimensional filling of the root canal system are very important to successful endodontic treatment. Modern concepts in endodontic treatment rely on technological progress and therefore many cases are successfully fulfilled, but the practitioner may be put in front of procedural erorrs both during and after endodontic treatment. Apical blockage, ledging, zipping, stripping, perforations in the floor of the pulp canal chamber or root canals perforations are the most common errors, but in many clinical situations they can be prevented and even surpassed once happened.


Author(s):  
Pardeep Mahajan ◽  
Ruma Grover ◽  
Shikha Baghi Bhandari ◽  
Prashant Monga ◽  
Vanita Keshav

Successful outcome of endodontic treatment depends on the identification of all root canals which in turn guarantee complete extirpation of pulp tissue, proper chemo-mechanical cleaning and shaping and three dimensional obturation of the root canal system with an inert filling material. However endodontic treatment can fail for many reasons, such as diagnostic errors, persistence of the infection in the root canal system, errors in debridement and shaping of the root canal systems, instrument fractures, poor restorations and extra roots or canals if not detected are the reasons for failure. Undetected extra roots or root canals have been considered as a major reason for failure of root canal treatment. Many of the challenges faced during root canal treatment may be directly attributed to an inadequate understanding of the canal morphology of teeth. A broad knowledge of both the external and internal anatomy of teeth is of great importance for adequate endodontic treatment. We present a case report of 2 roots in mandibular lateral incisor.


2019 ◽  
Vol 4 (2) ◽  
pp. 40-42
Author(s):  
Kadambari Padmanabhan ◽  

A thorough knowledge and understanding of the root canal morphology including the variations is important for the successful outcome of endodontic treatment. The success of an endodontic treatment depends on the eradication of microbes from the root-canal system and prevention of re-infection [1] . The variations in mandibular first molar involves the number of roots, the number of root canals, and morphology. Radix entomolaris and the radix paramolaris are the additional root located lingually and buccally respectively [2] . This case report discusses endodontic treatment of a mandibular first molar with a radix entomolaris and pulp stone.


2020 ◽  
Vol 18 (1) ◽  
pp. 27-30
Author(s):  
S. N. Razumova ◽  
A. S. Brago ◽  
Haydar Barakat ◽  
L. M. Khaskhanova ◽  
R. M. Bragunova

The success of endodontic treatment depends on many factors. The most important of them are the knowledge and manual skills of the dentist.Materials and methods. We analyzed the condition of teeth after endodontic treatment in 300 patients aged 20 to 70 years. Were studied 300 images of CBCT, the number of treated teeth and the number of cases of unsuccessful endodontic treatment was analyzed.Results. According to CBCT data, high-quality obturation of the root canal system was observed in 1335 (75%) endodontically treated teeth. The reasons for successful endodontic treatment are under-sealing of the root canal (16%), removal of material beyond the apex (5.6%), and missed root canals (3.4%).Conclusion. Clinical dental patient examination revealed that maxillary and mandibular molars most often undergo endodontic treatment.


Author(s):  
Anusha Rangare Lakshman ◽  
Renita Lorina Castelino ◽  
Preethi Balan ◽  
Fazil K.A ◽  
Sham Kishor Kannepady

Dilaceration is the result of a developmental anomaly in which there has been an abrupt change in the axial inclination between the crown and the root of a tooth. It is seen involving both the permanent and primary dentitions. Root canal curvatures may be apical, gradual, sickle-shaped, severe-moderate-straight curve, bayonet / S-shaped curve and dilacerated curve. Curved root canals exhibit great difficulty in cleaning, shaping and obturation of the root canal system. This mandates routine periapical radiographs which aid the clinician in assessing these morphological variations in the root canal system. This article highlights a rare presentation of dilacerated distal root of left mandibular first molar resembling radiographically as walking molar in 17-year-male patient.


Dental Update ◽  
2021 ◽  
Vol 48 (1) ◽  
pp. 58-61
Author(s):  
Ajinkya M Pawar ◽  
Shishir Singh

In root canal treatment, the foundation on which all surgical procedures are performed is a thorough knowledge of the anatomy of the pulp chamber and the root canal system. The endodontic triad comprises biomechanical preparation, microbial control and complete obturation of the root canal space. Knowledge of the pulp chamber floor anatomy is important in locating the numbers and orifices of root canals present within the tooth being root canal treated. This is particularly important while treating teeth that are heavily restored, mal-positioned, or calcified. The current review attempts to explain the complex anatomy of the pulp chamber floor and its significance in root canal treatment. CPD/Clinical Relevance: To allow the location of all root canal orifices in the pulp chamber and to perform successful root canal treatment, knowledge of pulp chamber floor anatomy is essential. The clinician should consider that, as the external morphology of the tooth varies in individuals, so does the internal morphology.


2015 ◽  
Vol 16 (1) ◽  
pp. 77-80 ◽  
Author(s):  
Dilek Helvacioglu-Yigit

ABSTRACT Aim C-shaped canal system is a seldom-found root canal anatomy which displays a challenge in all stages of endodontic treatment. According to the literature, this type of canal morphology is not a common finding in the mandibular first molar teeth. Background This case report presents endodontic management of a mandibular first molar with a C-shaped canal system. Case report Root canal system was cleaned and shaped by nickel-titanium (NiTi) rotary instruments combined with selfadjusting file (SAF). Obturation was performed using warm, vertical condensation combined with the injection of warm gutta-percha. Follow-up examination 12 months later showed that the tooth was asymptomatic. The radiological findings presented no signs of periapical pathology. Clinical significance The clinician must be aware of the occurence and complexity of C-shaped canals in mandibular first molar teeth to perform a successful root canal treatment. The supplementary use of SAF after application of rotary instruments in C-shaped root canals might be a promising approach in endodontic treatment of this type of canal morphology. How to cite this article Helvacioglu-Yigit D. Endodontic Management of C-shaped Root Canal System of Mandibular First Molar by using a modified Technique of Self-adjusting File System. J Contemp Dent Pract 2015;16(1):77-80.


2010 ◽  
Vol 57 (3) ◽  
pp. 163-169
Author(s):  
Jugoslav Ilic ◽  
Mirjana Vujaskovic ◽  
Ruzica Nedeljkovic

The most important requirements for successful endodontic treatment are accurate diagnosis and good knowledge of canal morphology. A mandibular second premolars rarely have more than one root and one root canal. Data from the literature indicate low percentage of a mandibular premolars with three or more root canals. Unusual morphology of the root canal system is diagnostic and therapeutic challenge. It is very important to analyze preoperative radiograph and to explore thoroughly the entrance of the root canal. The aim of this study was to present two patients who had lower second premolars with three canals that required endodontic therapy.


2013 ◽  
Vol 01 (03) ◽  
pp. 159-162
Author(s):  
Harleen Gill ◽  
Ajay Chhabra ◽  
Varun Jindal ◽  
Ankur Vats ◽  
Gurkirat Grewal

AbstractIn case of failed root canal treatment endodontic retreatment of the root canal system is necessary. The aim of the present study was to compare the gutta-percha removal with Protaper retreatment files (Dentsply Maillefer, Ballaigues, Switzerland), K3 (SybronEndo) and Hero Shapers (MicroMega, Besancon, France). Method: Thirty freshly extracted human single rooted teeth were prepared with ProTaper rotary instruments up to file F3 andfilled with 30 # GP cones and AH plus sealer. The teeth were then stored for 1 week. The teeth were divide into 3 retreatment groups (n=10). The gutta-percha was removed using Protaper retreatment files, K3 and Hero Shapers. Teeth were then evaluated using radiographs. Results: Comparing the ratio between clean canals Protaper and K3 showed better debris removal as compared to Hero shaper. But no significance difference was found.


2013 ◽  
Vol 2013 ◽  
pp. 1-6 ◽  
Author(s):  
Amit Kumar Garg ◽  
Rajendra Kumar Tewari ◽  
Neha Agrawal

Undetected extra roots or root canals are a major reason for failure of endodontic treatment. Failure to recognize an extra distolingual (DL) root in mandibular first molar may lead to incomplete debridement of the root canal system and eventually treatment failure. Therefore, it is crucial that atypical anatomy is identified before and during dental treatment. Spiral computed tomography (SCT) images can show 3D images, and therefore much detail can be used when traditional methods prevent adequate endodontic treatment. The overall incidence of DL roots on the mandibular first molars was 6.40% for all patients and 5.00% for all teeth, respectively. The occurrence of DL roots on the right side and on the left side showed a statistically significant difference. The bilateral incidence of symmetrical distribution of DL roots was 56.25%. The DL root canal orifice was separated from DB canal orifice by2.79±0.34 mm, from the MB canal orifice by4.23±0.81 mm, and from the ML canal orifice by3.29±0.52 mm. The high prevalence of the DL root in permanent mandibular first molars among the Indian population by using SCT and estimations of the interorifice distance of such teeth might be useful for successful endodontic treatments.


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