Kramer-Nevins #75 bone chisel 7.5mm handle #524 - Hu-Friedy - Delynov

What is the Hu-Friedy Kramer-Nevins #75 bone chisel?

The Kramer-Nevins #75 bone chisel is a manual surgical instrument manufactured by Hu-Friedy Mfg. Co., LLC. This specific model is distinguished by a working part 7.5mm wide, mounted on a handle reference #524. As a dental osteotomy instrument, it is designed for the manipulation of bone tissue during surgical preparation phases. This device belongs to Class I of medical devices, guaranteeing its compliance with basic regulatory requirements for non-invasive or reusable instrumentation after sterilization. Its robust structure allows for efficient force transmission during bone cutting or reshaping in oral surgery.

What are the clinical indications for this wide bone chisel?

This wide bone chisel is indicated for various oral and maxillofacial surgery procedures. Its primary use concerns osteotomy, where it serves to section, detach, or reshape bone segments. Practitioners notably use it during pre-implant surgeries to regularize alveolar ridges or during complex periodontal procedures requiring precise bone resection. The Kramer-Nevins #75 design is particularly suited to areas requiring a wider blade for effective action on extensive bone surfaces. In accordance with Hu-Friedy guidelines, this instrument is strictly reserved for qualified healthcare professionals mastering osteotomy techniques.

What are the technical characteristics of the #524 handle and the blade?

The Kramer-Nevins #75 bone chisel features precise technical specifications to meet operating room requirements. The blade has a width of 7.5mm, which classifies it as a wide bone chisel, ideal for interventions requiring a greater impact than thinner models. The associated handle, bearing reference #524 at Hu-Friedy, is designed to offer a stable and secure grip during the surgical act. This configuration allows the dental surgeon to exert controlled pressure during cutting. Manufacturing by Hu-Friedy Mfg. Co., LLC ensures a quality finish compliant with Class I instrumentation standards.

What are the contraindications for the use of this instrument?

According to information provided by the manufacturer Hu-Friedy, the use of this instrument is reserved exclusively for duly trained healthcare professionals. Although the raw MDR text does not list specific medical contraindications related to patient pathologies, the use of this bone chisel is contraindicated for any unqualified person. It is imperative to read the instructions carefully before use to identify any warnings related to reprocessing or use on unsuitable anatomical structures. As with any osteotomy instrument, incorrect angulation or excessive force in areas of low bone density without adequate support must be avoided.

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

As a Class I reusable surgical instrument, the Kramer-Nevins #75 bone chisel requires a rigorous sterilization protocol between each patient. Although composition details are not specified, Hu-Friedy instruments are designed to withstand standard cleaning and disinfection cycles in dental practices. It is essential to check the integrity of the 7.5mm blade before each intervention to ensure its sharpness. Inadequate maintenance could alter the properties of the steel and compromise the precision of the osteotomy. Professionals must systematically refer to the cleaning instructions provided by Hu-friedy 3232 N. Rockwell St. Chicago, Il 60618 USA.

Who is the manufacturer and what standards are respected?

The official manufacturer of this device is Hu-Friedy Mfg. Co., LLC, located at 3232 N. Rockwell St. Chicago, Il 60618 USA. This Kramer-Nevins #75 bone chisel is classified as a Class I medical device. This classification implies that the product meets the safety and performance requirements defined for manual surgical instruments. Hu-Friedy is a recognized manufacturer in the dental sector for the quality of its instrumentation. Practitioners using this wide bone chisel benefit from a tool developed according to strict industrial standards, intended for professional use in oral and implant surgery, in accordance with current regulations.

State of the art

Specialized surgical instrumentation is evolving towards ergonomic designs.