Cranial Retractor, Brain Retractor, Skull Retractor, Surgical Brain Holder, Neurosurgical Retractor
Retractor craneal, Retractor cerebral, Retractor de cráneo, Soporte cerebral quirúrgico, Retractor neuroquirúrgico
The cranial retractor is a surgical instrument designed to gently hold back the edges of an incision or surgical opening in the skull during neurosurgery. It allows the surgeon to access the brain or other cranial structures while providing a clear and unobstructed view of the surgical site. The retractor helps in keeping the surgical field open and aids in minimizing trauma to surrounding tissues during the procedure.
Components and Design:
Cranial retractors typically consist of several components:
Frame: The main frame of the retractor is often made of stainless steel or other sterilizable materials. It provides the structure for the entire instrument.
Blades: These are the parts that are positioned against the skull edges to hold the incision open. Blades come in various shapes and sizes to accommodate different surgical approaches and patient anatomies.
Screws or Fasteners: These are used to adjust the position and tension of the blades on the frame to maintain a consistent retraction during the surgery.
Handle or Locking Mechanism: The handle allows the surgeon or surgical team to manipulate the retractor and secure it in place.
Usage:
During a cranial procedure, the surgeon will make an incision in the scalp and then use the cranial retractor to gently retract the edges of the incision, exposing the surgical site on the skull. This enables access to the brain or other cranial structures for the intended procedure, which may include tumor removal, aneurysm repair, or treatment of other neurological conditions.
Safety Considerations:
Cranial retractors must be carefully positioned and adjusted to avoid undue pressure on the brain or surrounding tissues. Proper retraction is essential to minimize tissue damage and prevent complications such as bleeding, edema, or nerve injury.
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