Shaanxi Peakrise Metal Co.,Ltd
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Medical-grade tantalum rods are used in a variety of medical applications due to tantalum’s unique properties, such as biocompatibility, corrosion resistance, and high durability. Tantalum is one of the most inert metals, making it particularly suitable for implantation in the human body without causing adverse reactions.
| Grade | Main elements | Impurity content less than % | |||||||||||
| Ta | Nb | Fe | Si | Ni | W | Mo | Ti | Nb | O | C | H | N | |
| Ta1 | Remain | —— | 0.005 | 0.005 | 0.002 | 0.01 | 0.01 | 0.002 | 0.04 | 0.02 | 0.01 | 0.0015 | 0.01 |
| Ta2 | Remain | —— | 0.03 | 0.02 | 0.005 | 0.04 | 0.03 | 0.005 | 0.1 | 0.03 | 0.01 | 0.0015 | 0.01 |
| TaNb3 | Remain | ＜3.5 | 0.03 | 0.03 | 0.005 | 0.04 | 0.03 | 0.005 | —— | 0.03 | 0.01 | 0.0015 | 0.01 |
| TaNb20 | Remain | 17.0～23.0 | 0.03 | 0.03 | 0.005 | 0.04 | 0.03 | 0.005 | —— | 0.03 | 0.01 | 0.0015 | 0.01 |
| Ta2.5W | Remain | 0.005 | 0.005 | 0.002 | 3 | 0.01 | 0.002 | 0.04 | 0.02 | 0.01 | 0.0015 | 0.01 | |
| Ta10W | Remain | 0.005 | 0.005 | 0.002 | 11 | 0.01 | 0.002 | 0.04 | 0.02 | 0.01 | 0.0015 | 0.01 | |
Key Features of Medical-Grade Tantalum Rods:
Biocompatibility: Tantalum is non-toxic and highly compatible with body tissues, making it ideal for medical implants and devices that are in direct contact with biological systems.
Corrosion Resistance: Tantalum has exceptional resistance to bodily fluids and tissues, ensuring that it does not degrade or corrode when implanted, even for long periods of time.
High Strength and Durability: Tantalum is a strong, durable metal that can withstand mechanical stresses in the body, such as from joint movements or bone repairs.
Osseointegration: Tantalum exhibits excellent osseointegration, meaning that it supports the attachment of bone to the surface of an implant, enhancing the stability and longevity of medical devices like orthopedic implants.
Radiopacity: Tantalum is radiopaque, meaning it shows up clearly on X-rays and other imaging scans, making it easier for medical professionals to monitor the placement and condition of implants.
Applications of Medical-Grade Tantalum Rods:
Orthopedic Implants: Used in hip and knee replacements, bone screws, plates, and rods for fixing fractures and stabilizing bones.
Spinal Implants: Employed in spinal fixation devices and fusion cages.
Dental Implants: Tantalum rods are sometimes used in dental implants due to their high biocompatibility and resistance to corrosion in the oral environment.
Vascular Stents: Tantalum’s inert properties are beneficial for use in stents to support blood vessels and prevent collapse after angioplasty.
Surgical Sutures and Clips: Medical-grade tantalum is used in surgical clips and sutures that remain in the body permanently.
Advantages Over Other Materials:
Non-Allergenic: Tantalum does not trigger allergic reactions, unlike some metals like nickel or cobalt.
Long-Term Stability: Implants made from tantalum offer long-term functionality without significant wear or degradation, reducing the need for revision surgeries.
Medical-grade tantalum rods provide critical strength, durability, and compatibility, making them an essential material for long-lasting and safe medical devices.
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