There are several ways to extract bone marrow with a bone marrow puncture needle

There are two methods for extracting bone marrow hematopoietic stem cells: First, the doctor punctures the donor's iliac bone to collect hematopoietic stem cells in the bone marrow. There is some pain within one or two days after the operation, and it can be fully recovered within a week. The second is to use scientific methods to effectively mobilize a large amount of hematopoietic stem cells from bone marrow and other parts to release into the peripheral blood, collect them from the donor's arm vein, and separate the hematopoietic stem cells through a machine. The remaining blood is returned to the donor. in vivo.

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