Device evaluation summary: the device was returned to apollo, and a visual inspection was performed.Brown and blue discoloration was observed on the shell of the device.Brown discoloration was observed on the valve of the device.A valve test was performed and flow was continuous and unobstructed.A leak test was performed and leakage was observed from the shell and the valve.Microscopic analysis noted five striated openings, consistent with the removal of the device.Five non-penetrating nicks were observed on the shell of the device.The reported events are physiological complications and analysis of the device generally does not assist apollo in determining a probable cause for this event.Device labeling addresses the event as follows: warnings and precautions: the physiological response of the patient to the presence of the orbera system balloon may vary depending upon the patient's general condition and the level and type of activity.The types and frequency of administration of drugs or diet supplements and the overall diet of the patient may also affect the response.Each patient must be monitored closely during the entire term of treatment in order to detect the development of possible complications.Each patient should be instructed regarding symptoms of deflation, gastrointestinal obstruction, ulceration and other complications which might occur, and should be advised to contact his/her physician immediately upon the onset of such symptoms.Complications - possible complications of the use of the orbera system include: gastric discomfort, feelings of nausea and vomiting following balloon placement as the digestive system adjusts to the presence of the balloon.Continuing nausea and vomiting.This could result from direct irritation of the lining of the stomach or as a result of the balloon blocking the outlet of the stomach.It is even theoretically possible that the balloon could prevent vomiting (not nausea or retching) by blocking the inlet to the stomach from the esophagus.Abdominal or back pain, either steady or cyclic.Injury to the lining of the digestive tract as a result of direct contact with the balloon, grasping forceps, or as a result of increased acid production by the stomach.This could lead to ulcer formation with pain, bleeding or even perforation.Surgery could be necessary to correct this condition.
|