If the above symptoms occur, then this is known as joint hypermobility syndrome. It may help to think of the difference like this:
Joint hypermobility + symptoms = Joint hypermobility syndrome
Surgery is generally not recommended unless you rupture a tendon.
It’s important to remember that it’s very common to have hypermobile joints and most people won’t have any problems. However, some people will find that their symptoms are so severe they have an effect on everyday life.