Vienna model surgical chisel, straight, 4 mm width - Helmut Zepf (41.540.04WM) - Delynov

What is the Vienna model surgical chisel-burin?

The Vienna model surgical chisel-burin, referenced under code 41.540.04WM by Helmut Zepf, is a manual instrument designed for osteotomy. This device is characterized by a straight working part with a width of 4 mm, allowing for direct transmission of force when using a surgical mallet. Its structure is designed to offer high resistance when penetrating mineralized tissues. As a straight dental osteotome, it is specifically dimensioned for interventions in the oral cavity, where visibility and control of the cutting trajectory are essential for the preservation of adjacent structures.

What are the clinical indications for this surgical osteotome?

This surgical osteotome is indicated for various bone surgery procedures in dentistry and implantology. Its primary use concerns the resection of exostoses, the regularisation of irregular alveolar ridges after multiple extractions, or the creation of bone windows during lateral sinus lift surgeries. The 4 mm width of the Vienna model allows the practitioner to perform clean cuts and segment the bone in a controlled manner. It is also used in ridge expansion techniques or for harvesting autogenous bone chips intended for bone grafts, offering a precise manual alternative to rotary instruments.

What are the technical characteristics of this instrument?

The Helmut Zepf Vienna model chisel-burin features rigorous technical specifications to meet the requirements of oral surgery. Its major characteristic is its straight blade with a width of 4 mm, offering an ideal compromise between cutting finesse and mechanical stability. Reference 41.540.04WM indicates a design optimized for edge durability. The instrument is designed to withstand repeated shocks without deformation of the active part. Its geometry allows for a secure grip, ensuring that the applied force vector remains perfectly aligned with the axis of the instrument, thus minimizing the risk of deviation during bone fragmentation or cutting.

What are the contraindications for the use of this straight chisel-burin?

The contraindications for the use of this straight chisel-burin are mainly related to the patient's clinical status and the bone density encountered. It should not be used if the patient presents systemic pathologies severely interfering with bone healing or uncontrolled coagulation disorders. Technically, its use is discouraged in high-risk anatomical areas where the proximity of major nerve or vascular structures does not allow for safe clearance. Applying excessive force in highly mineralized Type D1 bone without adequate irrigation or pre-drilling may also constitute a relative contraindication to avoid any unwanted fracture or tissue heating.

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

As a reusable surgical instrument from the Helmut Zepf brand, this chisel-burin requires a strict decontamination and sterilization protocol after each intervention. Although non-resorbable, maintaining its physical properties depends on compliance with cleaning cycles. It is imperative to remove all organic residues before autoclaving to prevent corrosion or protein fixation. The practitioner must regularly check the sharpness of the 4 mm blade, as a dull edge requires greater impaction force, increasing trauma for the patient. Storage must be in a dry and sterile environment in accordance with the dental office's aseptic protocols.

Who is the manufacturer and what standards are met?

The device is manufactured by Helmut Zepf Medizintechnik GmbH, a recognized manufacturer in the field of high-tech dental instrumentation. The design of this Vienna model chisel-burin follows the German company's manufacturing standards, guaranteeing consistent quality of materials and assembly. For any specific information regarding the regulatory class, CE marking, or ISO certifications applicable to reference 41.540.04WM, it is recommended to systematically refer to the instructions for use provided by Helmut Zepf or to consult the product labeling. Compliance with the reprocessing protocols recommended by the manufacturer is essential to maintain the instrument's conformity during clinical use.

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