Sharpening Stone number 305 mounted on a handpiece - Hu-Friedy - Delynov

What is the Hu-Friedy #305 sharpening stone?

The #305 sharpening stone from the Hu-Friedy brand is a specialized maintenance accessory for oral surgery instrumentation. Unlike traditional manual stones, this model is specifically mounted on a shank compatible with a handpiece. This design allows the practitioner or surgical assistant to perform motorized sharpening, offering regular movement during the rectification of cutting surfaces. This device belongs to the technical consumables (CONSO) category for the dental office. It is manufactured by Hu-Friedy Mfg. Co., LLC, a recognized manufacturer in the field of precision instrumentation, guaranteeing compatibility with industry standards for the maintenance of surgical metals.

What are the clinical indications for this accessory?

The use of the Hu-Friedy #305 sharpening stone is indicated for the preventive and curative maintenance of sharp instruments in dental surgery, such as periodontal curettes, scalers, or surgical scissors. In implant and periodontal surgery, the precision of the gesture directly depends on the sharpness of the instrumentation. Regular use of this handpiece-mounted stone allows for the maintenance of the correct angulation of the cutting edges, thereby reducing the force required during scaling or root planing. It is particularly useful for healthcare professionals wishing to optimize the longevity of their Hu-Friedy instrumentation while ensuring constant performance during demanding clinical interventions.

What are the technical characteristics of this device?

The #305 sharpening stone is distinguished by its direct mounting on a handpiece, which differentiates it from Arkansas stones or classic rectangular synthetic stones. This technical characteristic allows for controlled rotation for precise deburring and sharpening of stainless steel instruments. Although exact grit specifications are not detailed in the source data, its reference #305 at Hu-Friedy corresponds to a specific use for rotary maintenance instrumentation. The device is classified as a Class I product according to medical device regulations, which confirms its status as a support instrument for professional clinical acts in dental and surgical offices.

What are the contraindications for the use of this stone?

According to the information provided by the manufacturer Hu-Friedy Mfg. Co., LLC, there are no specific medical contraindications listed for the use of this sharpening stone on instruments. However, its use is strictly reserved for qualified healthcare professionals. Inappropriate use, such as excessive pressure or unsuitable rotation speed on the handpiece, could damage the tempering of the instrument's steel or irreversibly modify its geometric profile. It is necessary to systematically refer to the manufacturer's instructions for use to respect maintenance protocols and avoid any alteration of the mechanical properties of the surgical instrumentation during the sharpening process.

What are the precautions for use and maintenance?

The use of the #305 sharpening stone mounted on a handpiece requires particular attention to the rotation speed to avoid any overheating of the instrument. As this is a Class I device, it is imperative to read the instructions carefully before use. The practitioner must ensure that the stone is correctly fixed on the handpiece before starting. Although this product is not an absorbable or non-absorbable suture, standard hygiene and sterilization precautions for maintenance accessories must be applied in accordance with office protocols. A visual examination of the condition of the stone before each use is recommended to ensure the absence of irregular wear that could compromise sharpening precision.

Who is the manufacturer and what standards are respected?

The #305 sharpening stone is manufactured by Hu-Friedy Mfg. Co., LLC, headquartered in Chicago, USA. This product is a Class I medical device, complying with the regulatory requirements in force for this category of equipment. As a world-renowned manufacturer, Hu-Friedy respects rigorous manufacturing standards to guarantee the reliability of its maintenance accessories. Specific CE marking is not mentioned in the current source data, but the Class I status indicates compliance with the safety and performance rules applicable to minimally invasive medical devices and care accessories. Distribution by Delynov ensures healthcare professionals access to an authentic product intended exclusively for professional use in a clinical setting.

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Surgical medical consumables play a decisive role in operative safety.