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[Prototype of an instrument for retrograde obturation]
A Contreras1, O De la Cruz, A García
1Universidad Nacional Autónoma de México.
Practica Odontologica
|January 1, 1991
Summary
Dentists can now create a low-cost, easy-to-use endodontic amalgam carrier. This device facilitates precise placement of silver amalgam into the apical foramen, preventing material spread to surrounding tissues.
Area of Science:
- Dental materials science
- Endodontic instrumentation
Context:
- Traditional endodontic amalgam carriers can be expensive and complex.
- Precise delivery of amalgam to the apical foramen is crucial for successful root canal filling.
- Preventing material extrusion beyond the apical foramen is a key clinical challenge.
Purpose:
- To describe the fabrication of a cost-effective and simple endodontic amalgam carrier.
- To provide dentists with an accessible alternative to commercial amalgam carriers.
Summary:
- This article details a method for constructing an endodontic amalgam carrier by adapting intravenous catheters (18-22 mm) to disposable syringes using autopolymerizable acrylic.
- The fabricated instrument allows for controlled delivery and condensation of silver amalgam into the apical foramen.
- The design minimizes the risk of material displacement onto periodontal tissues, bone, and adjacent mucosa.
Impact:
- Offers a budget-friendly solution for dental practitioners requiring specialized endodontic instruments.
- Enhances procedural safety and efficiency in endodontic treatments involving amalgam.
- Potentially improves patient outcomes by ensuring accurate and contained root canal filling material placement.