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A biopsy needle is a medical device used to extract tissue samples from the body for diagnostic purposes. These needles are typically made of stainless steel to ensure durability and sterility. They come in various designs, including core and fine-needle aspiration types, which allow for the collection of different types of tissue samples depending on the clinical need.
| Material | Stainless steel |
| Needle gauge | 18G to 25G |
| Needle length | 10 mm to 150 mm |
| Type | Core biopsy or fine-needle aspiration |
| Sterility | Sterile, single-use |
When selecting a biopsy needle, consider the type of procedure and the tissue being sampled. Specify the gauge and length of the needle based on the anatomical site and the required sample size. It's also important to ensure that the needles are sterile and single-use to maintain safety standards. Inquire about any specific certifications or quality standards that may be required for your application.
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Core biopsy uses a larger needle to obtain a cylindrical tissue sample, while fine-needle aspiration uses a thinner needle to collect smaller samples.
No, biopsy needles are typically single-use and sterile to prevent infection.
The best gauge depends on the tissue type and procedure; common gauges range from 18G to 25G.
Purchase needles that are packaged sterile and marked as single-use.
Yes, different types of biopsy needles are designed for various tissues, including soft tissue, bone, and organs.
Needle length should be chosen based on the depth of the tissue to be sampled, typically ranging from 10 mm to 150 mm.