If you still see stains along with a lingering dog urine smell consult with a professional dry cleaning company.
Getting pet odor out of carpet.
After doing the obvious soaking up the wet urine using a wet vac to dilute it and suck it back up after shampooing etc.
If the soiled item can be put into the washing machine use an enzymatic cleaner with laundry detergent to effectively get rid of urine stains and smells.
Tips for removing odors from your carpeting.
And finding that some of the odor was still there i let the carpet dry thoroughly then used a plastic bottle with a nozzle tip and injected a pet odor treatment solution deep into the affected area and let it soak into.
How to get rid of dog urine smell in rugs pillows dog beds and sheets.
Here are several inexpensive and simple tips on how to get the smell out of the carpet from pet urine to mildew there are a ton of natural remedies for removing bad smells from your carpet many of which you probably already have in your pantry and bathroom.