Sharpening Stone Arkansas Number 22 - Hu-Friedy - Delynov, Very Fine Sharpening

What is the Hu-Friedy Arkansas #22 sharpening stone?

The Arkansas #22 sharpening stone, designed by Hu-Friedy, is a specialized maintenance tool for manual instrumentation. It is a natural stone recognized for its density and its ability to produce a high-precision dental sharpening finish. Unlike more abrasive synthetic stones, this fine grit arkansas stone is intended for the final stage of edge maintenance. It smooths out micro-irregularities left by coarser grits, thereby ensuring increased longevity for surgery and prophylaxis instruments. Its unique mineral structure makes it a preferred choice for practitioners demanding a constant razor edge on their daily work tools.

What are the clinical indications for this accessory?

The use of this stone is primarily indicated for periodontal instrument sharpening. In oral surgery and periodontal care, the quality of the cutting edge of curettes (Gracey type) and scalers is decisive for the efficiency of the clinical gesture. A very fine sharpening stone like the Hu-Friedy reference #22 is essential for maintaining the correct cutting angle without removing an excessive amount of metal. It is particularly recommended during the maintenance phases of instrumentation used for subgingival scaling and root planing, where the sharpness of the blade directly influences the practitioner's tactile sensitivity and patient comfort during treatment.

What are the technical characteristics of the Arkansas #22 stone?

The Arkansas #22 stone is distinguished by its extremely tight grain, classified as very fine. Manufactured by Hu-Friedy Mfg. Co., LLC, it is specifically sized for easy handling during manual sharpening protocols in the office. Its nature as a very fine arkansas stone allows for obtaining a polished and durable edge, reducing the need for frequent sharpening that could prematurely wear the instrument. It is generally used with a specific lubricating oil to prevent the clogging of pores by metal particles, thus guaranteeing constant performance over time. This device belongs to Class I of medical devices, meeting the quality requirements for surgical instrument maintenance accessories.

What are the contraindications for the use of this device?

There are no direct medical contraindications related to the use of the Arkansas #22 sharpening stone on instrumentation, as it does not come into direct contact with the patient. However, the Hu-Friedy manufacturer's instructions specify that its use is strictly reserved for healthcare professionals trained in sharpening techniques. Inappropriate use, such as excessive pressure or an incorrect angle, could damage the geometry of the instrument, making it unfit for clinical use. It is imperative to refer to the instructions for use to respect the safety and maintenance protocols of the device in order to avoid any alteration of the treated periodontal instrumentation.

What are the maintenance and storage precautions?

Although this product is non-resorbable and intended for repeated use, rigorous precautions must be observed to preserve its abrasive properties. After each periodontal instrument sharpening session, the stone must be cleaned to remove metal and oil residues. Inadequate cleaning can lead to glazing of the surface, making the fine grit arkansas stone ineffective. It is advised to store the stone in a dry place protected from shocks, as natural stone can crack or chip if dropped. Compliance with the cleaning cycles recommended by Hu-Friedy ensures a flat and homogeneous working surface, essential for a constant high-quality dental sharpening finish.

Who is the manufacturer and what standards are respected?

The official manufacturer of this device is Hu-Friedy Mfg. Co., LLC, located in Chicago, USA. The Arkansas #22 sharpening stone is classified as a Class I medical device according to current regulations. As a Hu-Friedy product, it benefits from the expertise of a recognized manufacturer in the global dental instrumentation field. Although the specific CE marking is not detailed in the source data, the product meets the rigorous manufacturing standards imposed for surgical maintenance accessories. Professionals must read the instructions carefully before use to guarantee the compliance of maintenance procedures within their healthcare facility.

State of the art

Surgical medical consumables play a decisive role in operative safety.