CORNEAL TREPHINE
نویسندگان
چکیده
منابع مشابه
Penetrating corneal graft; orientation of the initial penetration of the trephine into the host cornea.
DURING the operation of perforating graft of the cornea, the trephine in the great majority of cases enters the anterior chamber in only a portion of its circumference, the remaining circumference of the graft being completed with scissors. The author has noticed, both in operations performed personally and in those performed by others, that the portion of the circumference of the trephine whic...
متن کاملAccuracy of corneal trephination depth using the Moria single-use adjustable depth vacuum trephine system
BACKGROUND The Moria single-use adjustable depth trephine is a device that allows a goal trephination depth to be set prior to the surgical procedure. METHODS Eleven fresh human cadaveric eyes were trephined using 8.0 mm Moria single-use adjustable vacuum trephines. Prior to trephination, the average corneal pachymetry in the peripheral 7-10 mm range was obtained using anterior segment optica...
متن کاملtrephine biopsy specimens
A technique for the extraction of cells from bone marrow trephine core biopsy specimens using collagenase digestion was assessed in 39 cases (33 diagnostic and six normal). Diagnostically useful numbers of cells were extracted from all marrows. Morphological assessment ofcytocentrifuge preparations of these cells gave a correct diagnosis in 23 (60%) of cases compared with 27 (70%) for the corre...
متن کاملLeaders Bone marrow trephine biopsy
Trephine biopsies of the bone marrow should be carried out, when clinically indicated, by trained individuals following a standard operating procedure. A bone marrow aspiration should be performed as part of the same procedure. For patient safety and convenience, biopsies are usually performed on the posterior iliac crest. The biopsy specimen should measure at least 1.6 cm and, if it does not, ...
متن کاملTrephine Ostomy: Safe and Simple
As a result of it does not need a wide laparatomy incision and a minimal dissection made only in the part of stomach, advantages of this technique are not only less operation time, less postoperative pain, ileus and wound side complication but also less postoperative analgesic requirement, applicability in accordance with regional anesthesia, less duration of hospital state and it provides oppo...
متن کاملذخیره در منابع من
با ذخیره ی این منبع در منابع من، دسترسی به آن را برای استفاده های بعدی آسان تر کنید
ژورنال
عنوان ژورنال: British Journal of Ophthalmology
سال: 1964
ISSN: 0007-1161
DOI: 10.1136/bjo.48.6.344