Description
Penfield dissectors are specialized surgical instruments designed for dissecting, scraping, and separating soft tissues from bone during delicate surgical procedures . The SAG Surgical Penfield dissector Style 4 (8¾ Inches) features a single-ended design with a slightly curved, 3mm blunt dissector blade, engineered for precise tissue manipulation during neurosurgical, spinal, and orthopedic procedures .
This Penfield dissector Style 4 is a light pattern instrument with a single working end featuring a blunt, slightly curved tip that allows for safe separation of tissue planes . The 8¾-inch (22.2 cm) length of this Penfield dissector provides excellent reach for deep surgical access, particularly in confined operative fields . Its slim profile and blunt tip minimize trauma, allowing surgeons to gently separate and mobilize tissue layers during neurosurgical and spine procedures .
Penfield dissectors were originally developed by Dr. Wilder Penfield and have become a fundamental part of neurosurgical sets due to their versatility and precision . The #4 model of this Penfield dissector is specifically designed for blunt dissection in more confined spaces, offering fine control for delicate procedures . This Penfield dissector is used for blunt tissue dissection, periosteal elevation, and atraumatic manipulation of neural tissues during cranial, spinal, and skull base surgeries .
Penfield dissectors are manufactured to the highest standards using premium surgical-grade stainless steel . This ensures that every Penfield dissector instrument maintains its shape and functionality even after repeated sterilization cycles. These Penfield dissectors are reusable and can be sterilized using moist heat or steam sterilization .
Penfield dissectors are used across multiple medical specialties including neurosurgery, spinal surgery, orthopedic surgery, and general surgery . The 8¾-inch size of this Penfield dissector with its 3mm blunt tip makes it particularly well-suited for delicate tissue dissection in deep or confined surgical sites.
SAG Surgical takes pride in offering premium Penfield dissectors that meet the demanding requirements of modern surgical practice. Every Penfield dissector undergoes rigorous quality control to ensure consistent performance.
Key Features of Penfield Dissector Style #4
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Single-ended design with 3mm blunt, slightly curved tip for precise tissue separation
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8¾ inch (22.2 cm) length provides excellent reach for deep surgical access
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Light pattern construction for reduced hand fatigue during prolonged procedures
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Blunt tip geometry prevents sharp puncture injuries to adjacent tissues
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Satin low-glare finish minimizes reflections under surgical microscopes and operating room lighting
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Premium stainless steel ensures durable Penfield dissector
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Reusable and autoclavable for long-term use
Technical Specifications
| Specification | Detail |
|---|---|
| Instrument Type | Penfield Dissector Style #4 |
| Size | 8¾ Inches / 22.2 cm |
| Tip Style | Single Ended, Blunt, Slightly Curved |
| Tip Width | 3mm |
| Pattern | Light Pattern |
| Material | Premium Surgical-Grade Stainless Steel |
| Finish | Satin Low-Glare Finish |
| Application | Neurosurgery, Spinal Surgery, Orthopedic Surgery |
| Reusable | Yes |
| Sterilization | Autoclavable (Moist Heat/Steam) |
| Grade | Premium Operating Room |
| GMDN Code | 35335 – Dura mater dissector |
Applications of Penfield Dissector
Surgeons use Penfield dissectors for various procedures including:
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Blunt tissue dissection and separation of tissue planes
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Periosteal elevation during bone exposure
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Atraumatic manipulation of neural tissues during cranial and spinal surgeries
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Dural elevation and separation from inner membranes
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Tumor resections and skull base surgeries
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Spinal decompression and neural approaches
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Microsurgical procedures requiring delicate tissue handling
Quality Assurance
Every Penfield dissector at SAG Surgical undergoes rigorous quality testing. Each instrument is ultrasonically cleaned and passivated for rust prevention.
Quality tests for our Penfield dissector include:
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Boil Test for high temperature integrity
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Performance Test for optimal dissection
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Shape Test for precise blade geometry
Package Includes
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1 Piece Penfield Dissector Style #4 – 8¾ Inches with 3mm Blunt Tip
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Premium Stainless Steel Construction
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Polybag Packing for Safe Delivery
Why Choose SAG Surgical?
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Premium stainless steel Penfield dissector
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Affordable rates with bulk order discounts
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30-day hassle-free return policy
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Free shipping across the USA
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Trusted by surgeons nationwide
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Dedicated customer support team
Frequently Asked Questions
Q1: What is a Penfield dissector Style #4 used for?
A: A Penfield dissector Style #4 is a surgical instrument used for blunt tissue dissection, periosteal elevation, and atraumatic manipulation of neural tissues during cranial, spinal, and orthopedic procedures .
Q2: What is the size of this Penfield dissector?
A: This Penfield dissector Style #4 is 8¾ inches (22.2 cm) in length with a 3mm blunt, slightly curved tip .
Q3: What is the benefit of the blunt tip design?
A: The blunt tip on this Penfield dissector prevents sharp puncture injuries to adjacent tissues and allows for gentle separation and mobilization of tissue layers .
Q4: Can this Penfield dissector be sterilized?
A: Yes, this Penfield dissector is fully autoclavable and reusable .
Q5: What specialties use Penfield dissectors?
A: Penfield dissectors are used in neurosurgery, spinal surgery, orthopedic surgery, and general surgery .
Q6: Are these Penfield dissectors suitable for veterinary use?
A: Yes, these Penfield dissectors are suitable for veterinary surgical procedures.





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