Instrument for cavity preparation contra angle Number 44S handle Number 9 - Hu-Friedy - Delynov

What is the Hu-Friedy contra-angle cavity preparation instrument #44S?

The contra-angle cavity preparation instrument #44S, associated with handle #9, is a specialized manual tool designed by the manufacturer Hu-Friedy. This device is essential for practitioners performing restorative dentistry procedures. It consists of a working part configured in a contra-angle, allowing access to complex anatomical areas within the oral cavity. As a high-tech dentist manual instrument, it is used to refine cavity walls and ensure optimal preparation before placing restorative materials. Its design by Hu-Friedy Mfg. Co., LLC guarantees a tool adapted to the requirements of dental surgeons seeking reliable instruments for their daily clinical protocols.

What are the clinical indications for this dental instrument?

This restorative dental instrument is indicated for the preparation and finishing of carious cavities. Its use occurs mainly during the removal of infected dentinal tissues or during the smoothing of enamel walls. Thanks to its contra-angle #44S geometry, it is particularly useful for accessing the proximal or occlusal surfaces of molars and premolars where direct access is limited. It allows the practitioner to perform a precise movement to ensure the retention and durability of future restorations. This Hu-Friedy device is exclusively reserved for professional use by qualified dental surgery practitioners, in accordance with the manufacturer's recommendations.

What are the technical characteristics of the instrument #44S handle #9?

The technical characteristics of this instrument are based on the combination of the #44S working part and the #9 type handle. The reference #44S designates a specific contra-angle type angulation, optimized for work in indirect vision or in restricted access areas. The #9 handle is an ergonomic signature from Hu-Friedy, offering a grip adapted to meticulous cavity preparation procedures. This assembly constitutes a robust dentist manual instrument, regulatorily classified as Class I. Manufacturing is carried out by Hu-Friedy Mfg. Co., LLC in the United States, respecting rigorous production standards for non-invasive medical devices used in dental offices.

What are the contraindications for the use of this instrument?

According to the information provided by the manufacturer Hu-Friedy, specific contraindications are not detailed beyond the intended use for healthcare professionals. However, as with any manual steel instrument, use is contraindicated in patients with a known hypersensitivity to the metals composing the alloy, although the exact composition is not specified here. It is imperative not to use the instrument for tasks other than cavity preparation, such as implant lifting or heavy bone surgery, to avoid any breakage of the working part or damage to healthy dental structures. Compliance with the instructions for use is mandatory.

What are the maintenance precautions for this non-resorbable instrument?

As a permanent and non-resorbable dentist manual instrument, its maintenance relies on rigorous decontamination, cleaning, and sterilization cycles between each patient. Although reprocessing details are not listed in the source data, Hu-Friedy Class I devices must be inspected before each use to detect any trace of corrosion, deformation, or wear of the #44S active part. A blunt or damaged instrument can compromise the precision of the cavity preparation and must be replaced. It is essential to follow the steam or dry heat sterilization protocols recommended by Hu-Friedy to guarantee aseptic safety in the office.

Who is the manufacturer and what standards are met?

The official manufacturer of this instrument is Hu-Friedy Mfg. Co., LLC, located at 3232 N. Rockwell St. Chicago, Il 60618 USA. This product is a Class I medical device, which means it meets the basic regulatory requirements for manual dental instruments. Hu-Friedy is a recognized manufacturer in the dental sector for the quality of its steels and manufacturing processes. Practitioners must carefully read the instructions for use provided by Hu-Friedy to ensure the compliance of care procedures. Specific CE marking is not mentioned in the available source documentation, but the Class I status confirms its standard regulatory classification for sale to healthcare professionals.

State of the art

Specialized surgical instrumentation is evolving towards ergonomic designs.