Yes his symptoms may respond to surgery but we usually start with lifestyle measures and fluid management followed by tablet treatment and reserve surgery for those who do not respond. I'm not sure how far into this pathway your husband may be but if he has severe symptoms as described then a consul...

I have replied to this post on another thread

it sounds like you should see a continence advisor who can make an initial assessment, advise on lifestyle measures and if appropriate organise containment products for you, I have had some success with sacral nerve stimulation for isolated nocturnal enuresis (bedwetting).

I have no experience of this device and haven't seen any high quality research regarding it. The promotional literature suggested a 75% reduction in pad use but it is not recommended by any guideline that I am aware of.

There are several types of bladder instillation on the market - I often recommend a citric acid solution twice a week. I also find an "open-tipped" catheter can be useful in this situation. I do have a handful of patients that need SPC changes every 4-6 weeks despite these measures.

The use of daily low dose antibiotics will reduce the risk of UTI associated with self-catheterisation by about 50% - data from the ANTIC trial. Non-antibiotic preventative strategies would include Methenamine Hippurate, D-mannose, Cranberry supplements and intravesical treatments - however these ha...

The best data on bulkamid comes from this study
https://pubmed.ncbi.nlm.nih.gov/31479396/
It shows that bulkamid has a high satisfaction and cure rate but not as high as other more invasive options.

There are a range of treatments available for your condition. Perhaps you need an appointment with a urologist with an interest in this condition to allow you to decide which treatment you might like to try.

There are lots of other tablet treatments available as well as some transdermal (skin patch) preparations. You can discuss alternatives with your GP. There is a tablet called Mirabegron which doesn't associate with poor bladder emptying and this may suit you.

Sounds like you need a consultation with a functional urologist and stoma specialist before you make a decision regarding bladder removal. You are correct to assert that bladder removal is usually a last resort treatment and you need to discuss all options first.