Lime Hirschfeld Number 3/7 with Number 2 bucco-lingual handle - Hu-Friedy - Delynov

What is the Hu-Friedy Hirschfeld #3/7 handle #2 bucco-lingual file?

The Hirschfeld #3/7 file is a precision instrument manufactured by Hu-Friedy Mfg. Co., LLC, designed specifically for periodontology interventions. This device consists of a working part optimized for bucco-lingual surfaces and a #2 type handle offering a grip adapted to the requirements of oral surgery. As an instrument in the INSTRU category, it is intended for the mechanical removal of calcified deposits on tooth roots. This product benefits from the expertise of Hu-Friedy, a recognized manufacturer in the field of dental instrumentation, guaranteeing a tool compliant with the needs of clinicians for the treatment of periodontal diseases.

What are the clinical indications for this instrument?

The bucco-lingual Hirschfeld file is mainly indicated for scaling and deep root planing. In periodontal surgery, it is used to fragment and remove very dense subgingival calculus deposits that standard curettes cannot always effectively mobilize. Its use is recommended for the preparation of root surfaces before flap surgery or during non-surgical treatments. The instrument also allows for the smoothing of root dentin irregularities, thus promoting better epithelial reattachment. Its use is strictly reserved for qualified healthcare professionals practicing dentistry or oral surgery.

What are the technical characteristics of the Hirschfeld #3/7 file?

The Hirschfeld #3/7 file is distinguished by its specific configuration for bucco-lingual areas. It is mounted on a #2 handle, a technical reference at Hu-Friedy that ensures optimal balance during the application of traction forces. The working part features a series of parallel cutting edges, designed for effective cutting action during the removal of mineralized deposits. This device is classified as a Class I instrument according to current regulations. The design of the instrument meets the manufacturing standards of Hu-Friedy Mfg. Co., LLC, ensuring fluid integration into the usual sterilization and maintenance protocols of dental offices.

What are the contraindications for the use of this device?

According to information provided by the manufacturer Hu-Friedy, the use of this instrument is exclusively reserved for healthcare professionals. There are no specific medical contraindications listed in the raw technical documentation beyond standard protocols related to manual periodontal instrumentation. However, as with any Class I instrument, the practitioner must evaluate the state of the periodontal tissues and the stability of the dental anchorage before intervention. It is imperative to read the instructions carefully before use to ensure the correct application of the safety and usage instructions provided by the Chicago-based manufacturer.

What are the precautions for use and maintenance?

As a non-resorbable and reusable instrument, the Hirschfeld #3/7 file requires a rigorous decontamination, cleaning, and sterilization protocol between each patient. Healthcare professionals must inspect the instrument before each use to check the integrity of the cutting edges and the absence of corrosion. Particular attention must be paid to cleaning the areas located between the blades of the file to guarantee total asepsis. Hu-Friedy recommends strictly following the reprocessing instructions provided with the device. Improper handling or excessive pressure during planing could damage the root surface or the instrument itself.

Who is the manufacturer and what standards are respected?

The Hirschfeld #3/7 file is manufactured by Hu-Friedy Mfg. Co., LLC, with headquarters located at 3232 N. Rockwell St. Chicago, Il 60618 USA. This medical device is listed as Class I, in accordance with regulatory requirements for manual surgical instruments. Although specific CE marking is not mentioned in the source data, the product respects the high quality standards associated with the Hu-Friedy brand, a major player in global dental instrumentation. Users are invited to systematically refer to the instructions for use and manufacturer warnings to ensure practice in compliance with current safety standards.

State of the art

Specialized surgical instrumentation is evolving towards ergonomic designs.