The British journal of ophthalmology
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To study various types of morphological patterns of the air bubble and their relation to a peripheral paracentesis after air injection in corneal stroma in vitro experiment. ⋯ The results of the study corroborate with the clinical observations made during deep lamellar keratoplasty (DLK). The placement of the paracentesis has a bearing on the pattern of the air bubble and can be used to an advantage during DLK surgery.