12 January 2023
A model is a positive replica of the dentition and surrounding structures that is used for the diagnostic study of the situation and as a basis for preparing prosthetic and orthodontic appliances.[1] There are study models, also known as diagnostic or preliminary models, working models and master models.[2] Models intended for various uses must offer […]
12 January 2023
A temporary restoration is a temporary device made to improve the aesthetics, stability and function of a tooth. It is used between the preparation of the tooth and the placement of the permanent restoration.[1] There are three main techniques for making temporary restorations: direct, pre-filling indirect and post-filling indirect. Of the various direct techniques, the […]
20 December 2022
The EPA (United States Environmental Protection Agency) defines the antimicrobial actions of “sanitizers” and “disinfectants” as follows: Sanitizing merely removes dirt and reduces germ count through mechanical action[1],[2]. This practice is not intended to kill viruses. Disinfection on the other hand prevents or arrests the development or action of micro-organisms by inhibiting their proliferation or […]
11 November 2022
Working in the dental sector implies the use of professional tools that can expose healthcare professionals and patients to a constant risk of direct and cross-infection. In addition, the oral cavity houses a high quantity of different bacterial species, which favours and increases the risk of infection. Dental practice environments can be an important route […]
21 October 2022
The Casartelli (or Bridge Guide) impression technique is best suited to fixed prostheses, clinical cases in which correct reproduction of the preparation margin is complex or when other previously used impression techniques have failed. We will now focus on why this technique was developed, its advantages and the procedure for its proper application. The need […]
20 October 2022
The market offers many types of disinfectants with differing characteristics in terms of theireffectiveness and compatibility with materials. In healthcare settings, choosing the right disinfectant can be far from simple. For this reason, in 1957, Earle Henry Spaulding defined the criteria for making this choice. Let’s take a look at them. Choosing a disinfectant based […]
3 October 2022
Understanding the information on the label of a disinfectant product is essential for effective pathogen removal and safety during use of the product. Knowing how to read the labels of a chemical product makes it possible to identify the nature of the risks resulting from its use, thus protecting oneself and the community as a […]
8 September 2022
What impression materials are used in dentistry and how are they classified? Impression materials can be divided into two main types [1,2]: Elastic impression materials Rigid (or non-elastic) impression materials All impression materials fall into one or the other of these categories, which differ in how they can be used after setting in the oral […]
Zhermack SpA has been one of the most important producers and international distributors of alginates, gypsums and silicone compounds for the dental sector for over 35 years. It has also developed solutions for the industrial and wellbeing sectors.
Zhermack SpA - Via Bovazecchino, 100 - 45021 Badia Polesine (RO), Italy.
