As a result, nearly all toasters made between 1915 and 1923, when the patent expired, are marked â Feb. 6, 1906â and âLMPâ (for âLicensed Under Marsh Patentsâ) in a diamond shape. Early toasters, like the D-12, only toasted one side of the bread at a time.
A bone marrow aspiration and biopsy removes a small amount of bone and a small amount of fluid and cells from inside the bone (bone marrow). It is often done to find the reason for many blood disorders and may be used to find out if cancer or infection has spread to the bone marrow.
In children, the red bone marrow is in the long bones, such as the femur. A bone marrow biopsy involves removing tissue from the red bone marrow to be sent to the lab for microscopic examination.The biopsy is done using a small needle inserted into an age appropriate area (long bone for children, flat bone for adults). A local anesthetic agent may be given before starting the procedure.n children, the red bone marrow is in the long bones, such as the femur. A bone marrow biopsy involves removing tissue from the red bone marrow to be sent to the lab for microscopic examination.