The woman a nurse was shot at by her husband Harish at Central Hospital Ganesh Nagar (Tilak Nagar) area while she was on duty, the police said.
The police PCR van received the call about Harish firing at his wife. The cops immediately went to the spot and caught Harish while he was trying to flee.
The cops recovered a country-made pistol from Harish.
The woman had suffered injury in her hand in the firing.