I was in an operating room. I was an assistant tech of sorts, supposed to hold biopsy trays. The surgery was a brain surgery on my mother. After a while the other assistant tech started flicking segments of her brain at me with their tweezers.
Dreams involving operating rooms and surgeries typically represent a feeling of vulnerability, a need for healing, or a sense of concern for someone's well-being. In this dream, the fact that the surgery is being performed on your mother suggests that you may have deep emotional ties to her and are invested in her health and well-being.
The role of being an assistant tech and holding biopsy trays could symbolize your desire to support and assist your mother through a challenging situation. However, the disturbing element of the other assistant tech flicking segments of her brain at you with tweezers may indicate feelings of helplessness or being overwhelmed by the seriousness of the situation. It could also suggest a fear of losing a part of the connection or understanding with your mother.
Overall, this dream may be reflecting your worries or anxieties about your mother's health or her mental well-being. It could also indicate a sense of powerlessness or lack of control in a situation that is emotionally significant to you. It may be helpful to reflect on your current concerns and find ways to address them or seek support to navigate through these feelings.