Erhardt Ear Speculum 4.5mm Fig.1

Clinical Application

Designed for direct visualization of the external auditory canal and tympanic membrane, this Erhardt-style speculum provides a controlled, atraumatic access port for diagnostic otoscopy, microscopic inspection, and minor in-office procedures such as cerumen removal or foreign body retrieval. The 4.5 mm tip diameter is appropriate for standard adult external auditory canals where a moderate working aperture is required while maintaining a comfortable fit for the patient.

Design & Configuration

The conical (funnel) geometry directs the examiner's line of sight and any coaxial illumination toward the tympanic membrane while limiting contact with the canal walls. The Fig.1 Erhardt profile provides a balanced combination of aperture and insertion depth, facilitating use with a headlamp, operating microscope, or standard otoscope handle. Smooth, rounded edges reduce trauma to the canal during insertion and manipulation.

Instrument Specifications

• Instrument type: Ear speculum (conical/funnel)
• Pattern / model: Erhardt Fig.1
• Tip diameter: 4.5 mm
• Intended use: Otologic examination, microscopic inspection, minor in-office procedures
• Construction: Reusable stainless steel

Material & Construction

Manufactured from corrosion-resistant stainless steel for durability and repeated sterilization cycles. The single-piece conical design allows straightforward cleaning and reprocessing. Reusable construction supports cost-effective inventory management in clinics and ambulatory surgery centers.

Quality & Compliance

Manufactured by FDA-registered OEM facilities and produced under strict quality control standards.

Brand Comparison

Comparable in form and function to equivalent instruments offered by major US medical suppliers.

Availability & Returns

• In-stock lead time: ships within ~1 week
• Out-of-stock lead time: 2–4 weeks
• Returns: 30-day return policy