Medical Definition of Nasogastric tube. Nasogastric tube: A tube that is passed through the nose and down through the nasopharynx and esophagus into the stomach. Abbreviated NG tube. It is a flexible tube made of rubber or plastic, and it has bidirectional potential.
Instructions. Open the Phone application on your iPhone by tapping on the Phone app icon on the home screen. Click the Voicemail icon at the bottom right of the Phone application. Press the voicemail that you want to delete. Click the Delete button.our phone callers are given the option to save recorded messages for you to retrieve later. These messages are called voicemails and are stored in your Phone application. Once you retrieve your voicemail, you can delete it to save storage space.
In another case, you can restore them. If you have paid for visual Voicemail and download them from the server to your iPhone, when you deleted them from your iPhone accidentally, you have a chance to get them back. To recover your lost Voicemail on iPhone, here are 2 simple ways that you can follow.estore your Voicemail messages on iPhone. When you finish the scanning, you can preview all contents in the backup file. Select the option of Voicemail and click  Recover  button to restore it. Now, you can restore your previous iPhone Voicemail messages easily.