The spelling of the word "craniotome" can be explained using the International Phonetic Alphabet (IPA) transcription. The first syllable "cra-" is pronounced as /kreɪ/, with the "a" sound being long. The second syllable "-ni-" is pronounced as /naɪ/, with a long "i" sound. The final syllable "-o-tome" is pronounced as /oʊtoʊm/, with the "o" sound being long and the "t" being pronounced as a flap. A craniotome is a surgical instrument that is used to cut through the skull in order to access the brain.
A craniotome refers to a specialized surgical instrument employed in neurosurgery to safely and precisely perform cranial procedures. It is specifically designed for making an incision into the skull, allowing surgeons to access the brain while minimizing the risk of injury. The main purpose of a craniotome is to create holes or openings in the skull, known as burr holes, through which other surgical instruments or tools can be introduced.
Typically, a craniotome consists of a motorized or handheld device with a small rotating and cutting blade. This blade enables surgeons to penetrate the bone gradually and smoothly without causing undue trauma. The blade is controlled by the surgeon to ensure accuracy and control during the drilling process. A craniotome may also include suction capabilities to remove bone fragments or excess fluid during the procedure, enhancing visibility and reducing any potential complications.
The use of a craniotome is essential in various neurosurgical interventions, including craniotomy, decompressive craniectomy, and deep brain stimulation surgery. It allows surgeons to access the brain with precision, flexibility, and minimal invasiveness, leading to improved outcomes for patients. However, as with any surgical tool, proper training and expertise are crucial to ensure safe and effective usage of the craniotome, minimizing the potential for complications or injury to the patient.
An instrument designed for perforation and crushing of the fetal skull.
A practical medical dictionary. By Stedman, Thomas Lathrop. Published 1920.
The word "craniotome" is derived from the combination of two Greek words: "kranion", which means skull, and "tomḗ", which means cutting or incision. Therefore, "craniotome" literally translates to "skull cutting" or "skull incision".