Jansen Mastoid Retractor – 4×4 Prongs, Blunt, 4 1/2″
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100% Autoclavable & Passivated AISI 420 SteelSKU: SP-46478
OR & Quality SpecificationsHospital Grade
Steel MetallurgyGerman AISI 420 Martensitic
Sterilization Cycle134°C / 273°F Steam Autoclave
Quality StandardISO 13485:2016 & CE Mark
Optical FinishAnti-Glare Satin Matte
Electrochemical PassivationCSSD Laser Batch Tracking
NeurosurgicalSKU: SP-46478AISI 420 Martensitic

4 1/2″ Jansen Mastoid Retractor 4×4 Blunt

4.9 / 5.0•18 Verified OR Evaluations
$128.00$145.00/ unit

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  • 4 1/2″ Jansen Mastoid Retractor designed with a self-retaining configuration for gentle tissue retraction.
  • 4×4 blunt prongs provide a defined retraction profile for neurosurgical procedures.
  • Self-retaining design supports a specialized working orientation within the operative field.
  • Suitable for neurosurgical and ENT surgery applications requiring a delicate retraction instrument.
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The 4 1/2″ Jansen Mastoid Retractor is a specialized neurosurgical instrument designed for gentle tissue retraction during ENT and otologic procedures, particularly mastoid and ear surgeries. Its unique self-retaining design allows for consistent exposure of the operative field, enhancing surgical precision while minimizing trauma to delicate tissues.

With an overall length of 4 1/2 inches and featuring 4×4 blunt prongs, this retractor provides a defined retraction profile for neurosurgical applications. The blunt prongs are specifically designed to retract tissue without causing damage, supporting controlled manual manipulation during procedures.

Key Features

  • 4 1/2-inch overall length for optimal handling during surgery.
  • 4×4 blunt prongs provide a defined retraction profile.
  • Self-retaining configuration for consistent exposure of the operative field.
  • Designed for gentle tissue retraction in ENT and otologic procedures.
  • Suitable for neurosurgical applications requiring delicate handling.
  • Supports positioning of the working end within the operative field.
  • Specialized Jansen pattern for professional neurosurgical instrument sets.
  • Corrosion-resistant surgical-grade German AISI 420 stainless steel construction.
  • Autoclavable and reusable (Steam autoclave up to 134°C / 273°F).

Technical Specifications

SpecificationDetails
Instrument TypeJansen Mastoid Retractor
Overall Length4 1/2″
Working End / Blade / Jaw4×4 blunt prongs
ConfigurationSelf-retaining
Primary FunctionTissue Retraction
MaterialGerman Stainless Steel (AISI 420)
SterilizationSteam Autoclavable (up to 134°C / 273°F)
Application TypeNeurosurgical / ENT Surgery

The 4 1/2″ Jansen Mastoid Retractor combines a 4 1/2-inch overall length with 4×4 blunt prongs and a self-retaining configuration.
Its defined working profile is intended for gentle tissue retraction in neurosurgical applications.

Design & Function

The Jansen Mastoid Retractor features a self-retaining working configuration designed to provide a specialized orientation during ENT and otologic procedures. The blunt prong design can assist in positioning the working end according to the requirements of the operative field.

The 4×4 blunt prongs provide a defined retraction profile, while the 4 1/2-inch overall length allows controlled manual positioning. Together, these dimensions provide a practical configuration for neurosurgical procedures requiring a delicate retraction instrument.

Surgical Applications

The 4 1/2″ Jansen Mastoid Retractor may be used for neurosurgical and ENT surgery applications involving gentle tissue retraction. Specific use depends on the surgical procedure, technique, anatomical site, and preference of the clinical team.

Handling & Instrument Care

Inspect the Jansen Mastoid Retractor before use, paying particular attention to the working end and prong alignment. Ensure the instrument is properly aligned and free from visible damage or wear before use.

After use, clean and process the instrument according to the manufacturer's validated instructions and the healthcare facility's established instrument-processing protocols. Store the Jansen Mastoid Retractor appropriately to protect its working end and prevent unnecessary contact with other instruments.

Frequently Asked Questions

1. What is the overall length of this Jansen Mastoid Retractor?
The overall length is 4 1/2 inches.

2. What is the working end / blade or tip design of the instrument?
It features 4×4 blunt prongs.

3. Is this Jansen Mastoid Retractor curved or straight?
It features a self-retaining configuration.

4. What is a Jansen Mastoid Retractor used for?
It is designed for controlled tissue retraction in neurosurgical applications.

5. What clinical advantage does the self-retaining design provide?
The self-retaining design provides a specialized working orientation for positioning the working end within the operative field.

6. Is this instrument suitable for neurosurgical surgery?
It may be used in neurosurgical and ENT applications where a self-retaining retractor is appropriate.

7. Does the specification refer to the working end?
Yes. The supplied specification refers to the working profile and functional geometry of the instrument.

8. How should the Jansen Mastoid Retractor be cleaned and maintained?
It should be inspected, cleaned, steam autoclaved (up to 134°C / 273°F), and stored according to manufacturer instructions and healthcare facility protocols.