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The 9″ Drill Bit, Three Fluted, 4.5mm Calibrated is a precision orthopedic drilling instrument designed for controlled preparation of bone during compatible fracture fixation and reconstructive procedures. It features a 4.5mm drilling diameter, a three-fluted cutting configuration, calibrated markings for depth awareness, and an extended overall length of 9 inches.
The 4.5mm diameter is intended for use within compatible orthopedic instrumentation and fixation systems. Proper selection of the drill bit should be based on the specific screw, implant, drill guide, and surgical technique being used. The nominal diameter alone should not be considered sufficient to establish compatibility with every 4.5mm fixation component.
The three-fluted design provides multiple cutting edges intended to facilitate controlled removal of bone material during drilling. Fluted geometry can support efficient evacuation of drilling debris while maintaining a defined drilling path. Appropriate technique, alignment, and cutting conditions remain important for achieving consistent bone preparation.
The 9-inch overall length provides extended reach compared with shorter orthopedic drill bits. This can be useful when working through deeper operative approaches, guides, or instrumentation configurations that require additional working length. The extended profile should be used with appropriate control to maintain the intended drilling trajectory.
The calibrated configuration provides reference markings that can assist with assessing drilling depth during bone preparation. Depth markings can be particularly useful when preparing bone for fixation components where controlled drilling depth is important. Final drilling depth should always be determined according to the applicable implant system, anatomical requirements, and surgical technique.
This drill bit may be incorporated into orthopedic trauma, fracture fixation, reconstructive, and other bone preparation instrument sets. It can be used with compatible surgical drilling equipment where the bit’s shaft and connection interface match the applicable power or manual drive system.
Accurate alignment is essential during use. When a drill guide or sleeve is specified, the bit should be used with the appropriate compatible guide to help maintain the intended trajectory. The surgeon should follow the manufacturer’s recommended drilling technique, including appropriate speed, pressure, irrigation or cooling requirements, and drilling depth where applicable.
Before use, the drill bit should be inspected for damaged or worn cutting edges, deformation, corrosion, blocked flutes, or inaccurate markings. A damaged cutting surface can affect drilling performance and should be evaluated according to facility protocols.
If supplied as a reusable instrument, the drill bit should be cleaned, inspected, and sterilized according to validated manufacturer instructions. Particular attention should be given to the three flutes, cutting edges, calibrated markings, and connection area during cleaning to remove bone debris and maintain reliable performance.
The 9″ 4.5mm Calibrated Three-Fluted Drill Bit combines an extended working length, defined 4.5mm diameter, three-fluted cutting configuration, and calibrated depth markings for controlled orthopedic bone preparation. It is a useful component for compatible professional orthopedic drilling and fixation systems.
Key Features
- 9-inch overall length
- 4.5mm drilling diameter
- Three-fluted cutting configuration
- Calibrated depth markings
- Designed for controlled bone drilling
- Extended working length for deeper access
- Supports accurate drilling depth assessment
- Suitable for compatible orthopedic fixation systems
- Useful for fracture fixation and bone preparation
- Compatible drive connection should be verified
- Supports controlled drilling trajectory
- Reprocessing according to manufacturer instructions
Product Specifications
| Specification | Details |
|---|---|
| Product Name | 9″ Drill Bit, Three Fluted, 4.5mm Calibrated |
| Instrument Type | Orthopedic Drill Bit |
| Overall Length | 9 inches |
| Diameter | 4.5mm |
| Flute Design | Three Fluted |
| Configuration | Calibrated |
| Primary Function | Bone drilling and preparation |
| Application | Compatible orthopedic fixation systems |
| Specialty | Orthopedic / Trauma |
| Depth Reference | Calibrated markings |
| Drive Compatibility | Verify manufacturer specifications |
| Drill Guide Compatibility | Verify applicable instrumentation system |
| Material | Refer to manufacturer specification |
| Sterilization | Follow validated reprocessing instructions |
| Reusable | Depending on supplied configuration |
| Intended User | Qualified healthcare professionals |
FAQs
1. What is the 9″ 4.5mm Drill Bit used for?
It is designed for controlled bone drilling and preparation during compatible orthopedic fixation and reconstructive procedures.
2. What does 4.5mm indicate?
The 4.5mm measurement identifies the nominal drilling diameter of the bit.
3. What is the purpose of the three flutes?
The three-fluted cutting design provides multiple cutting edges and channels for controlled removal of bone material during drilling.
4. What does calibrated mean on this drill bit?
Calibrated markings provide depth references that can help the surgical team assess drilling depth during bone preparation.
5. Why is the drill bit 9 inches long?
The extended 9-inch length provides additional working reach for applications where a longer drill configuration is required.
6. Can this drill bit be used with any orthopedic drill system?
No. The shaft or drive connection must be compatible with the intended drill or instrumentation system. Manufacturer specifications should be checked before use.
7. How should the drill bit be maintained?
If reusable, it should be cleaned, inspected, and sterilized according to validated manufacturer instructions, with particular attention to the cutting flutes and connection area.