Absent fraud or criminality, for example, a release is final and binding. You may not undue it, nor would they be able to if they saw you pulling...

Very sorry for your loss. Truly tragic. Have you consulted with an attorney who specializes in medical malpractice litigation? Please consider...

Nothing points to either of your lawyers being "unethical". There may be other concerns that need to be addressed. Best to iron them out...

The County where the case was venued (where the lawsuit was filed) will have the information. Contact the Clerk and arrange to retrieve the file...

Tragic. Very sorry for your loss. However, the statute of limitations (time to sue) has (most likely) long expired. Contact local/qualified...

Contact local/qualified medical malpractice counsel asap.

Focus on the fact that she is well. A lawsuit, aside from being ill-conceived, would (most likely) be a waste of your time and money. Good luck.

That is indeed unfortunate and potentially problematic on many levels.

It likely can be resolved. You should invest in a consultation with an Estate attorney. Good luck.

Sorry for your loss. You should immediately consult with local/qualified counsel. Good luck.