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| edta [2026/01/08 02:22] – created Scott Larson | edta [2026/02/08 19:24] (current) – Scott Larson | ||
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| ====== EDTA for Corneal Chelation ====== | ====== EDTA for Corneal Chelation ====== | ||
| + | |||
| + | a.k.a. disodium ethylenediaminetetraacetic acid, N2EDTA | ||
| + | chelation agent for removing corneal calcium deposits | ||
| + | |||
| + | ====Preparation method 1 ==== | ||
| + | - 0.3 ml sterile water injected into a lavender top, 3.0 ml K2-EDTA BD Vacutainer CBC tube (each tube has 5.4 mg K2-EDTA) | ||
| + | - Swirl the liquid around to dissolve the coating in the container | ||
| + | - Poor the contents into a second lavender top tube (will have to remove the tops of both tubes), repeat step 2 | ||
| + | - Repeat step 3 for a total of 5 tubes | ||
| + | - results in 65 mg/ml of K2-EDTA, pH 5.8, | ||
| + | - [[http:// | ||
| + | ====Peparation method 2 ==== | ||
| + | - 0.3 ml sterile water injected into a 10 ml lavender top K2-EDTA BD Vacutaner tube (each tube has 18 mg K2-EDTA) | ||
| + | - Swirl the liquid around to dissolve the coating of the container | ||
| + | - results in about 35 mg/ml K2-EDTA | ||
| + | ====Preparation method 3 ==== | ||
| + | - 0.3 ml sterile water injected into a 10 ml lavender top K2-EDTA BD Vacutaner tube (each tube has 18 mg K2-EDTA) | ||
| + | - Use a sterile cotton tip applicator to rub off all of the EDTA into the liquid | ||
| + | - Use the cotton tip applicator to transfer the EDTA to the cornea | ||
| + | - results in about 52 mg/ml K2-EDTA | ||
| + | - [[https:// | ||
| + | ====References==== | ||
| + | - [[https:// | ||
| + | - [[https:// | ||