An E.N.T. (Ear, Nose, and Throat) set, often referred to as an otoscope-ophthalmoscope set, is a collection of medical instruments used by healthcare professionals, particularly E.N.T. specialists, for the examination of the ears, nose, throat, and eyes. An "economy complete set" typically refers to a basic or entry-level collection of instruments designed to provide essential diagnostic capabilities while being cost-effective. Here's what you might typically find in an economy complete E.N.T. set: Otoscope: An otoscope is used to examine the external auditory canal and the tympanic membrane (eardrum). It consists of a light source, a magnifying lens, and a speculum for inserting into the ear canal. The otoscope allows healthcare providers to assess the ear for infections, inflammation, blockages, and other abnormalities. Ophthalmoscope: An ophthalmoscope is used to examine the interior structures of the eye, including the retina, optic nerve, and blood vessels. It typically includes a light source, lenses, and filters to provide illumination and magnification of the eye's structures. Ophthalmoscopy is essential for diagnosing conditions such as retinal detachment, glaucoma, and diabetic retinopathy. Specula: Specula are disposable or reusable attachments used with the otoscope for examining the ear canal. They come in various sizes to accommodate different patients and provide a clear view of the ear canal and tympanic membrane. Nasal Speculum: A nasal speculum is used to examine the nasal passages and nasal cavity. It consists of two blades that can be adjusted to gently widen the nostrils for inspection of the nasal mucosa, septum, and nasal turbinates. Tongue Depressors: Tongue depressors are used to hold down the tongue during throat examinations, allowing healthcare providers to visualize the back of the throat, tonsils, and uvula. Light Source: The set may include a small portable light source, such as a penlight or diagnostic pen, for general illumination during examinations. An economy complete E.N.T. set provides healthcare professionals with the essential tools needed to conduct basic examinations of the ears, nose, throat, and eyes. While it may not include advanced features or additional accessories found in higher-end sets, it offers a cost-effective solution for routine diagnostic evaluations in clinical settings.