How to use trephines in a sentence? Find typical usage patterns (collocations)/phrases/context for "trephines" and check conjugation/comparative form for "trephines". Mastering all the usages of "trephines" from sentence examples published by news publications.
Trepanation instruments, nowadays being replaced with cranial drills, are now available with diamond-coated rims, which are less traumatic than the classical trephines with sharp teeth. They are smooth to soft tissues and cut only bone. Additionally, the specially designed drills come with safety feature prevents the drill from penetration into the brain tissue (through the dura matter). Along with antisepsis and prophylaxis of infection, modern neurosurgery is a common procedure for many reasons other than head trauma.
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Corneal transplant for keratoconus, approximately one week after surgery - multiple light reflections indicate folds in the cornea which later resolved Cornea transplant after one year of healing; two stitches are visible Between 11% and 27% of cases of keratoconus will progress to a point where vision correction is no longer possible, thinning of the cornea becomes excessive, or scarring as a result of contact lens wear causes problems of its own, and a corneal transplantation or penetrating keratoplasty becomes required. Keratoconus is the most common grounds for conducting a penetrating keratoplasty, generally accounting for around a quarter of such procedures. The corneal transplant surgeon trephines a lenticule of corneal tissue and then grafts the donor cornea to the existing eye tissue, usually using a combination of running and individual sutures. The cornea does not have a direct blood supply, so the donor tissue is not required to be blood type matched.
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