Types of Finishing FG Burs
The primary differentiating factor for dental burs is their function. The following types perform exclusively in polishing teeth.
Polishing Burs
These finishing fg burs have dissimilar shapes to fulfill distinct dental polishing requirements. For example, the round polishing burs work effectively in fine-tire polishing. At the same time, the cone-shaped polishing burs are devoted to tooth and filling surface polishing.
Diamond Burs
These are diamond-coated tools primarily used for tooth burs and filling material finishing. Finishing burs with a fine grit accomplish smoothness effectively. In contrast, medium and coarse grits perform more aggressive material removal. The polishing burs have a lower diameter than other burs and a higher rotational speed requirement. Hence, they are more suited for delicate procedures.
Carbide Burs
Carbide burs are made from tungsten carbide and are widely used due to their dental burs price affordability and effectiveness. Their durability ensures they stay sharp for extended periods, making them popular for material removal during dental procedures. For finishing tasks, carbide burs come in various shapes to access tight spaces and achieve intricate tooth contours. While they excel in carving out materials, they don't produce as fine a polished surface as diamond burs. Still, their balance of endurance and precision makes carbide burs a go-to choice for many in dental clinics.
Industry Applications of Finishing FG Burs
Dental finishing burs are required in various industries. These include:
Dental Clinics
The polishing burs smoothen fillings from materials like composite or amalgam. Thanks to their varying shapes, they can access the narrowest spaces or create complex contours.
Dental Laboratories
Dental labs use polishing burs for tasks like crown or bridge fabrication. Bur's ability to smoothen materials ensures restorations look natural and fit perfectly.
Manufacturers of Dental Equipment
These manufacturers use polishing burs in producing tools like rotary handpieces. The burs are used in tests, ensuring tools meet standards.
Orthodontic Clinics
In orthodontic settings, burs are used to smoothen or polish dental burs for 3 32 shank materials such as brackets or bands. This ensures comfort for patients and a refined appearance.
Maxillofacial Surgeons
In these surgeries, burs finish prosthetics like facial implants. Moreover, thanks to the burs' precision, they ensure an appropriate fit and a natural look.
Dental Schools
Dental students learn finishing techniques using burs. Institutions use burs of various shapes and sizes for training and practice purposes.
Repair and Restoration Centers
Burs are used in repair and restoration centers to fix dental prosthetics. With the burs, individuals can create smooth surfaces on worn-out dentures or dental bridges.
Technicians Working on 3D Dental Printing
As the dental industry embraces 3D printing, finishing burs are becoming essential. Burs help smoothen printed dental devices. Thanks to the burs, the devices have a polished finish that enhances their functionality and aesthetics.
Product Specifications and Features of Finishing FG Burs
Key Features
- Material Composition: Polishing burs are usually manufactured from tungsten carbide or stainless steel. Occasionally, they are coated with diamond particles. Stainless steel burs resist corrosion and are durable.
- Variety of Shapes: Burs come in shapes like spheres, cones, and cylinders and with smooth or finely serrated edges. These variations in shape let the use of burs in different polishing tasks.
- Precision Manufacturing: Polishing burs are made with tolerances. Precision manufacturing means users can rely on their consistent performance for polishing needs.
- Compatibility: These burs are compatible with standard dental handpieces. They work at specific speeds for effective polishing.
How to Install
- Remove the old bur: Release the pin or clasp at the handpiece bur chuck. This action will free the old bur from the chuck.
- Select the new bur: Choose an appropriate finishing FG bur based on the intended polishing task.
- Insert the bur: Place the finishing bur into the handpiece chuck. Ensure the bur fits securely.
- Secure the bur: Tighten the chuck by rotating or pressing until the bur is secured. Ensure it's tight; a loose bur can affect performance or be a safety concern.
- Test the bur: After installing the bur, run the handpiece briefly at a low speed. This step ensures the bur is well-secured and balanced.
How to Use
- Preparation: Choose the appropriate finishing bur and install it in the handpiece as directed.
- Patient and Tool Preparation: After donning gloves, set the handpiece in dental view and attach a suction tip. To ensure comfort, offer the patient a clean towel to bite on. Position the patient's head to view the teeth directly.
- Start Polishing: Switch on the handpiece and slowly bring the rotating bur to the filling, tooth surface, or restoration area. Maintain smooth contact for even polishing without excessive pressure. Hold the handpiece steadily while watching the rotating bur closely for precise polishing work. Use both hands for stability if needed.
- Monitor Progress: Regularly stop the handpiece and inspect the polished area. Resume polishing until the surface reaches the desired smoothness.
- Post-Procedure Care: When finished, switch off the handpiece. Clean the bur with a brush and disinfect it. Store after thorough cleaning. Dispose of single-use items following clinic procedures.
Maintenance and Repair
- Regular Cleaning: Clean burs after each use. For reusable burs, clean them with a brush and disinfecting solution.
- Proper Storage: Store burs in a dry, dust-free environment. Use dedicated containers for each type to avoid mixing them up.
- Regular Inspection: Check burs visually before each use. Look for signs of wear, such as cracks or chipping. A damaged bur can lead to inefficient polishing and potential harm.
- Lubrication: For handpiece maintenance, use a lubricant recommended by the manufacturer. Apply it regularly to ensure efficient handpiece functioning.
Quality and Safety Considerations for Finishing FG Burs
Sustaining quality helps achieve better dental treatment outcomes. Here are some quality and safety considerations for finishing burs.
Quality Considerations
- Material Composition: Burs come fabricated with high-quality stainless steel or tungsten carbide. These materials are renowned for their strength and durability.
- Manufacturing Standards: Quality burs are manufactured based on stringent international standards. Compliance with such standards ensures consistency in performance and safety.
- Precision Engineering: Quality burs have sharp cutting edges. These edges guarantee smooth cutting and reduced friction.
- Surface Treatment: Quality burs featured surface treatments like coating and electrical grinding. Users favor these treatments as they enhance the tool's cutting capabilities.
Safety Considerations
- Check for Damage: The user should examine burs for visible wear or damage before each use. Damaged burs can break during use and pose safety threats.
- Handpiece Compatibility: Only use burs compatible with the handpiece. Misfitted burs can lead to excessive wear, reduced efficiency, or even dangerous situations.
- Speed Control: Maintain moderate speeds when using burs. Excessive speeds generate heat. This heat could potentially harm the patient and compromise the bur's integrity.
- Protective Gear: Technicians should always use personal protective equipment like gloves, masks, and eyewear when handling burs. These gears offer protection against possible injuries when handling these tools.
- Proper Disposal: Single-use burs should be disposed of properly, especially when they are sharp. For healthcare centers, they should be disposed of in puncture-resistant containers.
- Regular Training: Staff working with burs should receive periodic training. The training should focus on proper tool handling, infection control, and maintenance procedures.
Q&A
Q1. What is the average lifespan of a finishing bur?
A1. The longevity of a finishing bur fluctuates based on variables like material, frequency of usage, and maintenance. Typically, tungsten carbide burs endure for approximately 6–12 months with regular use. On the other hand, diamond burs, noted for their robustness, can last even longer if they are properly maintained.
Q2. Can polishing burs be used to remove material from crowns or other restorations?
A2. Yes, high speed burs can finely remove material from restorations. It's crucial to consider that primarily, these burs are developed for polishing purposes. They might not efficiently remove significant amounts of material. For more aggressive material removal, technicians should consider using burs with coarser grits or more robust burs that are better suited for this task.
Q3. Must polishing burs be sterilized before every patient use?
A3. Burs meant for multiple uses must undergo sterilization after every patient use to avert cross-contamination. Common methods for sterilizing these tools include autoclaving. However, for burs designated as single-use, they should be discarded post-usage without any sterilization.
Q4. What precautions are needed when polishing a sensitive tooth?
A4. In this case, using low rotational speeds is essential to prevent heat buildup. Moreover, employing cooling techniques, like water irrigation, is vital to safeguard tooth enamel. Additionally, selecting a fine-grit bur for polishing minimizes abrasive damage.
Q5. How to determine when a bur needs to be replaced?
A5. Closely monitoring the performance of the bur is important. Symptoms like decreased efficiency or unusual vibrations are good telltales of wear. In addition, visible signs like chipping, corrosion, or cracks are solid indicators that a bur requires replacement.
