What are retrograde filling materials?

For teeth that cannot be treated with orthograde root canal therapy, or for which it has failed, retrograde root filling, which seals the root canal from the root apex, is a good alternative. Many materials, such as amalgam, zinc oxide eugenol and mineral trioxide aggregate (MTA), are generally used.

What is the purpose of retrograde filling?

When root canal therapy fails, a retreatment called retrograde filling is a good alternative to save the tooth. During retrograde filling the dentist cuts a flap in the gum and creates a hole in the bone to get access to the bottom tip of the root.

Which is the type of amalgam used for retrograde filling?

Various materials for retrograde filling have been advocated, but amalgam appears to be the most acceptable material. 1-5 However, Cavit,0 Biobond, 7 zinc oxide and eugenol, s and gold foil also have been recommended.

What are materials used for apicoectomy?

Amalgam is the most frequently used material in apicoectomy procedure and can lead to satisfying results in many cases. IRM, super EBA and MTA are more suitable materials, and give better results in apicoectomy procedures than Amalgam. IRM and super EBA are both ZOE cements.

What is retrograde filling per root?

When root canal therapy fails, a retreatment called retrograde filling is a good alternative to save the tooth. During retrograde filling the dentist cuts a flap in the gum and creates a hole in the bone to get access to the bottom tip of the root of the tooth.

What is peroration in dentistry?

A perforation is a hole that occurs in the root canal space of a tooth. It exposes the material inside your tooth to the exterior tissue and materials in your mouth.

What is Orthograde RCT?

D001047. A root end surgery, also known as apicoectomy (apico- + -ectomy), retrograde root canal treatment (c.f. orthograde root canal treatment) or root-end filling, is an endodontic surgical procedure whereby a tooth’s root tip is removed and a root end cavity is prepared and filled with a biocompatible material.

How do you know if an apicoectomy has failed?

Failure. An apicoectomy is considered a failure if it fails to relieve symptoms or doesn’t heal properly. This is rare, especially if your dentist or endodontist is experienced with this procedure.