The incident came to light on Saturday when an X-ray report revealed that a pair of forceps was embedded in the stomach of Maheshwari Chowdary.
The patient's relatives staged a protest outside the hospital and lodged a complaint at the Punjagutta police station.
The woman is now admitted for another surgery.
He informed that the patient was admitted on October 31 and the surgery was performed by a team of three doctors from surgical gastroenterology.
"The patient was discharged on November 12. Today (Saturday) she was admitted to the hospital after she complained of abdominal pain and the X-ray report revealed that there is an artery forceps in her abdomen," he said.
He termed the incident as "unfortunate" and the first in the last 30 years.
"We have ordered an inquiry by a three-member team and will take action after we get the final report," he said.
(Only the headline and picture of this report may have been reworked by the Business Standard staff; the rest of the content is auto-generated from a syndicated feed.)