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The Thirteenth Floor (1999) is a science fiction film that has always captivated me. It follows computer scientists Fuller and Douglas as they collaborate on creating a simulated world—a bustling American city in the 1930s. The virtual inhabitants are strikingly lifelike, unaware that their reality is generated by computers.
One day, Fuller stumbles upon a profound secret and, fearing pursuit, enters the virtual world he built to protect it. Despite his efforts, Fuller is killed, prompting Douglas to venture into the simulation to uncover the murderer. In the process, Douglas discovers that the world he believed was real is itself a simulation from yet another layer of existence.
I first watched this movie 16 years ago, and its themes of simulated realities deeply resonated with me. Recently, catching a replay on HBO brought back those memories vividly.
In my professional life, simulation plays a crucial role. Patients often request previews of their surgeries, and the value lies in minimizing error margins. Accurate simulations depend on detailed imaging.
Consider jaw surgery as an example. Using photos alone for simulation is straightforward but imprecise, lacking data on facial bones and teeth. This can lead to impractical outcomes, like unfeasible bone movements or nerve issues. Essentially, photo-based simulations resemble basic editing tools like Photoshop.
Modern surgical software integrates computer tomography and dental mold scans for better accuracy. The process begins by positioning teeth correctly, then adjusting facial contours based on the new bite. Evaluations from multiple angles help identify the optimal surgical approach.
These simulations mirror real conditions more closely but require significant time and precise data, such as dental molds and CT scans. For surgeons, they highlight potential challenges beforehand, reducing operating time. They also facilitate evidence-based discussions with patients, enhancing preoperative communication.
Surgical simulation programs are evolving rapidly, with frequent software updates. Perhaps one day, we'll create simulations indistinguishable from reality.
After writing this, I felt a sudden urge to drive to the city's edge, wondering if I'd uncover something unexpected.
Take John as an example. Through simulation, we discussed his postoperative changes in advance and planned the surgery accordingly. Three months later, he was highly satisfied with the results.