Your first step would be to contact a lawyer/attorney that deals with those kind of cases. They will help you confront the doctor/hospital about leaving something behind in a medical procedure. They will also help you get rewarded damages, and potentially help you get another surgery to recover the "item".
brushes
By putting metal piece in contact of other magnet or magnetic field.
No a slab scissor lift is not a medical procedure. It is a piece of machinery that has a platform lifted by scissor shaped metal pieces.
Scleral buckling is a surgical procedure used to treat retinal detachment. It involves sewing a piece of silicone material to the sclera (white of the eye) to provide support and reduce tension on the retina, helping it reattach to the back of the eye. This procedure is often combined with other techniques to stabilize the retina and restore vision.
CABG or coronary artery bypass graft.
If you mean the surgical mask... it's a surgical mask.
A 'metal filing ' is a tiny piece of metal that is rubbed off from a large piece by a file.
Metal
a thin pointed piece of metal is called a spike
The procedure for a percutaneous biopsy is that a doctor will insert a needle into the sample that is required and use it to suck out a piece of tissue to be tested, which is much less invasive and is also faster than going through an open surgical biopsy.
A metal burr is a small, thin edge of metal that is created when a piece of metal is machined. For example: when a chef's knife is sharpened, a thin piece of metal remains on the edge of the knife.
its a piece of curved metal with another piece of metal going through it at the top