The Neurosurgery Rotating Kerrison Shaft 7″ Bayonet 1.5mm 40° Up Panther is a precision-engineered modular neurosurgical instrument designed for highly controlled bone removal during advanced spinal, cranial, and microsurgical procedures. Specifically developed for use with the 70-2390P Micro Handle, this detachable rotating shaft combines outstanding cutting accuracy, ergonomic handling, and exceptional durability to meet the demanding requirements of modern neurosurgery. It is an indispensable instrument for surgeons performing delicate decompression procedures where maximum precision and minimal tissue disruption are essential.
The instrument features a 7-inch (175mm) Bayonet shaft, providing excellent access to deep and narrow operative fields while maintaining an unobstructed line of sight. The Bayonet configuration offsets the surgeon’s hand from the surgical field, improving visualization under an operating microscope or surgical loupes. This ergonomic design enhances precision and allows surgeons to work comfortably in confined anatomical spaces, making it particularly valuable during microsurgical spinal and cranial procedures.
Equipped with a 1.5mm footplate, this Kerrison shaft is ideal for meticulous bone removal where delicate control is critical. The fine bite size enables surgeons to remove very small sections of cortical and cancellous bone with exceptional accuracy while preserving surrounding neural and vascular structures. It is especially useful during procedures that require gradual decompression and controlled enlargement of the surgical window.
The 40° up-biting jaw is designed to provide controlled access beneath the lamina and adjacent bony structures. Unlike a 90° configuration, the 40° upward angle offers a more gradual approach to bone excision, allowing surgeons to perform precise decompression with excellent visibility and minimal manipulation of surrounding tissues. This jaw configuration is highly effective during cervical, thoracic, and lumbar spine procedures where careful bone removal is essential for protecting neurological anatomy.
A major advantage of this instrument is its 360° rotating shaft mechanism, allowing the cutting tip to rotate freely without requiring the surgeon to reposition the handle. This rotational capability improves access to challenging anatomical angles, enhances surgical ergonomics, and reduces wrist fatigue during prolonged operations. The ability to precisely orient the jaw significantly improves efficiency while maintaining consistent cutting performance.
The shaft is finished with an advanced Panther coating, which enhances the instrument’s durability and resistance to wear. The low-reflective surface minimizes glare from operating room lighting and surgical microscopes, improving visibility during intricate microsurgical procedures. In addition, the Panther coating increases surface hardness and corrosion resistance, helping preserve the instrument’s appearance and performance throughout years of clinical use.
Manufactured from premium surgical-grade stainless steel, the Rotating Kerrison Shaft delivers exceptional strength, corrosion resistance, and long-term reliability. Precision machining ensures accurate jaw alignment, smooth rotational movement, and dependable cutting action throughout repeated surgical procedures. The robust construction withstands demanding operating room conditions while maintaining consistent mechanical performance.
Designed exclusively for compatibility with the 70-2390P Micro Handle, this modular shaft provides secure attachment and quick interchangeability with other compatible Kerrison shafts. The modular system allows surgeons to utilize multiple jaw sizes and configurations using a single handle, improving workflow efficiency and reducing instrument inventory without compromising surgical versatility.
The Neurosurgery Surgical Rotating Kerrison Shaft is widely used during laminectomy, laminotomy, spinal decompression, cervical spine surgery, thoracic spine surgery, lumbar spine surgery, foraminotomy, microdiscectomy, minimally invasive spine surgery, cranial bone removal, and skull base procedures. The 1.5mm, 40° up-biting jaw is particularly valuable for delicate decompression procedures requiring exceptional precision around critical neurological structures.
This reusable instrument is fully compatible with standard hospital sterilization methods, including steam autoclaving. Its premium stainless steel construction and Panther-coated finish ensure dependable long-term performance while maintaining cutting precision after repeated cleaning and sterilization cycles.
The Neurosurgery Surgical Rotating Kerrison Shaft, 7″ (175mm) Bayonet, 1.5mm, 40° Up, Panther Coat, Requires 70-2390P Micro combines advanced engineering, modular compatibility, ergonomic design, and superior cutting precision. It is an essential instrument for neurosurgeons and spine specialists performing complex spinal and cranial procedures where accuracy, visibility, and reliability are paramount.
Key Features
- 7″ (175mm) Bayonet shaft provides excellent visualization and ergonomic handling
- 1.5mm footplate enables highly precise bone removal
- 40° up-biting jaw offers controlled access beneath the lamina and surrounding bone
- 360° rotating shaft allows precise jaw positioning without repositioning the handle
- Premium Panther coating reduces glare and improves wear resistance
- Compatible with the 70-2390P Micro Handle
- Precision-machined cutting edges ensure smooth and controlled bone excision
- Manufactured from premium surgical-grade stainless steel
- Ideal for neurosurgery, spinal surgery, microsurgery, and cranial procedures
- Corrosion-resistant construction ensures long-term durability
- Fully reusable and compatible with standard autoclave sterilization
- Suitable for hospitals, spine centres, and specialized neurosurgical operating theatres
Product Specifications Table
| Specification | Details |
|---|---|
| Product Name | Neurosurgery Surgical Rotating Kerrison Shaft |
| Instrument Type | Detachable Rotating Kerrison Shaft |
| Specialty | Neurosurgery / Spine Surgery / Microsurgery |
| Overall Length | 7″ (175mm) |
| Shaft Style | Bayonet |
| Bite Size | 1.5mm |
| Jaw Direction | 40° Up |
| Rotation | 360° Rotating Shaft |
| Coating | Panther Coat |
| Material | Surgical-Grade Stainless Steel |
| Compatible Handle | 70-2390P Micro |
| Reusability | Yes |
| Sterilization | Autoclave Compatible |
| Finish | Panther-Coated |
FAQs
1. What is the Neurosurgery Surgical Rotating Kerrison Shaft used for?
It is used for precise bone removal during neurosurgical and spinal procedures, including laminectomy, laminotomy, spinal decompression, foraminotomy, microdiscectomy, and cranial surgery.
2. What are the advantages of the 1.5mm, 40° up-biting jaw?
The 1.5mm bite allows highly controlled and delicate bone removal, while the 40° up-biting jaw provides improved access beneath the lamina for accurate decompression with minimal tissue disruption.
3. Why is the Bayonet shaft design beneficial?
The Bayonet shaft offsets the surgeon’s hand from the operative field, improving visibility under a surgical microscope and providing greater precision in deep or narrow surgical corridors.
4. What are the benefits of the Panther coating?
The Panther coating reduces glare, enhances wear and corrosion resistance, increases surface durability, and improves visibility during microscope-assisted neurosurgical procedures.
5. Is this shaft compatible with the 70-2390P Micro Handle?
Yes. This detachable rotating shaft is specifically designed for secure compatibility with the 70-2390P Micro Handle, allowing quick interchangeability with other compatible shafts.
6. Can this instrument be sterilized and reused?
Yes. The instrument is fully reusable and compatible with repeated autoclave sterilization and standard hospital cleaning and sterilization protocols.
7. Why do neurosurgeons choose this Rotating Kerrison Shaft?
Neurosurgeons choose this instrument for its ergonomic Bayonet design, precise 1.5mm cutting capacity, 40° up-biting jaw, smooth rotating mechanism, durable Panther coating, compatibility with the 70-2390P Micro Handle, and reliable performance during advanced spinal and cranial surgery.

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