Simply put, Vader's wounds were far too serious for bacta to heal entirely. If bacta were able to do that, then neither Anakin nor Luke would have prosthetic arms.
In the Star Wars universe, it is stated that Darth Vader's injuries were so severe that they could not be fully healed.
History. Bacta tanks already existed during the Clone Wars, when the Galactic Republic used them to treat its injured soldiers. A bacta tank was located in Darth Vader's castle on Mustafar, where the Dark Lord would relax and meditate outside of his life support armor with a modicum of comfort.
Audiences got to see how the man got his burns in Star Wars: Episode III - Revenge of the Sith. Those burns were incredibly severe and covered most of Anakin Skywalker's face. Judging by his face at the end of Return of the Jedi, the burns have healed quite a bit in the 22 years since his fight with Obi-Wan Kenobi.
Due to its "one-size fits all" use in medical applications, it was a highly prized and commonly used medical treatment for most, if not all, injuries. Bacta could also knit together broken bones.
Bactade was an edible form of bacta that was introduced some time prior to 9 ABY. A muddy liquid that was dispensed in bottles, bactade possessed good healing qualities, however it had a terrible, chalky taste.
Simply put, Vader's wounds were far too serious for bacta to heal entirely. If bacta were able to do that, then neither Anakin nor Luke would have prosthetic arms.
In addition to causing content pain and itchiness, the suit is so constricting that it causes him to suffer from claustrophobia. He can only find relief by meditating in specially-constructed pressurized chambers where he can temporarily take off his suit and survive.
Darth Vader lost his left arm and both legs when Obi-Wan Kenobi defeated him on Mustafar. After turning to the dark side of the Force, Skywalker severed Mace Windu's right hand to save Darth Sidious when Windu tried to kill the latter.
The armor had ten protective layers, each one was made of very strong alloy that could protect Vader from some explosions and weapons.
The short answer is yes, without a doubt, Vader regretted becoming a cybernetic monstrosity. First, there's the constant pain and discomfort from his suit. Worse, however, is the psychological pain. Vader destroyed everything he had ever known for a chance to save Padme.
In "The Empire Strikes Back," Darth Vader stops Boba Fett from shooting Chewbacca because he has plans for the Wookiee.
This is the man who brought everything full circle for Vader and, even though the dark lord of the Sith has to fear or respect no one, he clearly offers some level of respect to the feared bounty hunter they call Boba Fett.
Darth Vader : You have failed me for the last time, Admiral! Captain Piett? Captain Piett : Yes, my lord? Darth Vader : Make ready to land our troops beyond their energy field, and deploy the fleet, so that nothing gets off the system.
In a Vanity Fair interview from 2005, George Lucas went deeper into why Anakin became much weaker as Vader. In the interview, he explained that because Anakin's limbs were severed and replaced by robotics, it was harder for him to use the Force than it was before his battle with Obi-Wan.
Darth Vader's acute respiratory failure appears to be the consequence of a number of factors, including direct thermal injury to the airways, chemical damage to the lung parenchyma caused by inhalation of smoke and volcanic dust particles, carbon monoxide poisoning, as well as secondary effects to his severe third ...
In the duel, Anakin lost both of his legs, his one remaining organic arm, and suffered (possibly up to) fourth-degree burns across what was left of his body that were severe enough to damage his internal organs.
Because his body had been severely burned on Mustafar, Darth Vader was thought to have lost much of his Force potential, although he nonetheless retained an incredibly high midi-chlorian count.
Oppo Rancisis was born on the rocky temperate world of Thisspias to royal parents and was the heir to the Thisspiasian Blood Monarchy. Although he was of royal heritage, Rancisis joined the Jedi Order at a young age and became the Padawan learner of Jedi Master Yaddle.
Even after his brutal scorching in the fires of Mustafar, sand remained the only natural phenomenon that Vader feared. To him, sand was a reminder that he'd failed to save his mother or Padme from death.
Vader's suit took care of most of his need, which also included food. The suit feed Vader nutrients, which gave him the energy he needed to continue throughout his days. He also consumed RepMed vita paste through a straw, which was located within the grills of his mask.
After all, SOMEBODY had to train Luke in order to defeat Darth Vader and the rest of the Empire. So how many Jedi died during the attack? Almost 10,000—meaning that only 0.2% of Jedi survived.
Purpose. Darth Vader's meditation chamber was a life support pod that allowed the Sith Lord to survive for extended periods without the helmet and mask of his suit. The injuries Vader sustained during his duel against Obi-Wan Kenobi on Mustafar normally made this impossible.
Late Vaders total strength is a balance of variables. Age, his suit and his de-limbing lower his strength, but obviously his pain, anger and hate connect him to the dark side and make him more powerful.