Cranial Implants Advantages And Disadvantages

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Cranial implants have experienced a significant evolution in the last decade in different aspects such as the type of materials and method of manufacture. Besides, the patient-specific cranial implants have been recently developed. Cranioplasty deals [10] with the treatment of skull injuries and defects with established surgical procedures. The cranioplasty is a neurosurgical procedure to protect and cover the injured portion of the skull. This surgical procedure is carried out to protect and restore the appearance of the skull shape and improve the psychological stability of the patient. The success of reconstructive skull surgery depends upon the preoperative evaluation of the cranial defect and additionally added with computer-aided design…show more content…
Surgical planning replicas are anatomically exact representation of a region in the human body. These models are used in oral & maxillofacial, orthopedic and neurosurgery applications. These AM models help medical specialists to diagnose ailments and plan for surgery. AM models are widely used in complex surgery to ease the planning process. These AM models give medical specialists extra information than what is possible in a 2-Dimenstional (2D) representation (conventional X-ray film) of a patient’s anatomy. Surgical planning models not only minimize the time that doctors spend in surgery, but it also minimizes the risk of complications and maximize the success rates. The AM models can also be produced in colored form for better understanding of the injured area. AM models make it possible to examine the injured area from any angle which reduces doubt and transfer appropriate problem to the surgeon. The separation of Siamese twins who was born by the attaching of the skull portion as shown below is one such example (Nagarjan T.,…show more content…
From figure A) the injury (blow to the skull) is occurred due to penetration or impact of the object which leads to fracture of the skull. The depressed portion (pink colour) of the skull is compressed the brain tissue. In figure B) the blow of the skull is caused in the brain, however, the skull fracture is not identified. Due to this subdural hematoma may develop. C) The sudden impact of the head to the surface which results in the injury has occurred opposite to the point of impact, this is called as countercoup injury. These injuries are cause brain dysfunction or damage and it leads to ischemia, cerebral edema, and elevated intracranial pressure. From Polaski and Tatro, 1996. After the head injury, the patient may cause instant loss of the awareness or alertness for few minutes is called the

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