Specifications of Dental Implant Titanium Bars
Dental implant titanium bars are specialized bars made from high-grade titanium alloys designed for use in dental implant systems. These bars serve as the foundation or framework for dental implants, offering a durable, biocompatible, and corrosion-resistant solution for tooth replacements. Below is a detailed description of the specifications for dental implant titanium bars:
Material Composition
|
Component |
Content |
|
Titanium (Ti) |
90%-94% |
|
Aluminum (Al) |
About 5.5-6.75% |
|
Vanadium (V) |
around 3.5-4.5% |
|
Iron (Fe) |
less than 0.25% |
|
Oxygen (O) |
≤ 0.13% |
|
Carbon (C) |
≤ 0.08% |
|
Hydrogen (H) |
≤ 0.012% |
|
Nitrogen (N) |
≤ 0.05% |
Mechanical Properties
|
Mechanical Properties |
Data |
|
Tensile Strength |
Between 900–1100 MPa |
|
Yield Strength |
Approximately 850–950 MPa |
|
Elongation |
10–15% |
|
Modulus of Elasticity |
Approximately:110-120 GPa (gigapascals) |
|
Hardness |
Around 150–180 HB |
Size and Dimensions
Diameter
Dental implant titanium bars typically come in various diameters, ranging from 10 mm to 40 mm, depending on the application (e.g., larger bars for full arch implants, smaller bars for individual tooth implants).
Product Customisation Services
Length: Standard lengths for titanium bars used in dental implants range from 100 mm to 300 mm, but custom lengths can be manufactured to meet specific patient requirements.
Free Sample Service
Shape: Bars can be manufactured in different shapes, including round, rectangular, or custom profiles for specific implant designs. They are generally machined to precise tolerances to fit implant structures.
Key Characteristics
- Biocompatibility: Titanium is known for its excellent biocompatibility, making it the material of choice for dental implants. Titanium bars integrate well with bone tissue, minimizing the risk of rejection and ensuring a long-lasting solution for tooth replacements.
- Corrosion Resistance: Titanium forms a natural oxide layer on its surface that provides excellent resistance to corrosion, particularly in the harsh environment of the mouth, where the material is exposed to various acids, bacteria, and moisture.
- Osseointegration: Titanium's ability to bond directly with bone tissue (osseointegration) is a critical feature of dental implants, ensuring that the titanium bar becomes securely anchored in the jawbone over time.
- Lightweight and Strong: Titanium bars are relatively lightweight compared to other metals, which contributes to patient comfort while still offering the necessary strength to support dental prosthetics.
Applications
- Full Arch Implants: Titanium bars can be used in full arch dental implant systems, providing a sturdy and long-lasting base for the replacement of multiple teet
- Subperiosteal Implants: In cases where bone volume is insufficient for traditional implants, titanium bars are used in subperiosteal implants, which rest on top of the jawbone.
- Bar Over Dentures: Titanium bars are often used as part of bar-supported dentures, where they serve as a stabilizing framework for removable or fixed dentures.
- Bridge Frameworks: Titanium bars can also be used as the support for dental bridges, particularly in situations where multiple teeth are missing.
Surface Treatment
Anodization
Titanium bars for dental implants may undergo anodization, which enhances their corrosion resistance and gives the surface a bioactive property that promotes better osseointegration.
Sandblasting and Acid Etching
The surface of the bars may be treated to create a rough texture, further enhancing osseointegration by providing a larger surface area for the bone to bond with.
Electropolishing
This process can be used to smooth out the surface and make it even more resistant to corrosion, improving the overall longevity of the implant.
Standards
- ASTM F67: For pure titanium used in medical and dental implants.
- ASTM F136: For titanium alloys such as Ti-6Al-4V, which are used for dental implants and related devices.
- ISO 5832-2: Titanium bars conform to international standards for the material used in dental implants to ensure safety, performance, and reliability in clinical applications.
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