A surgical instrument of various forms, used for dilating orifices of the body so as to facilitate examination or operations.

A surgical speculum. Obsolete.

An instrument used for visual inspection of the ear.

an instrument for examining the interior of the mouth.

Any instrument used in examining the abdomen; now spec. one in the form of a tube for insertion into the peritoneal cavity in laparoscopy, having a…

any of various instruments used to assess, inspect, or display information about the heart.

an instrument for examining the pulse.

Surgery. An instrument resembling a catheter, for detecting solid foreign bodies, as calculi. rare.

An apparatus which by a combination of mirrors enables an observer to inspect a patient's larynx.

An instrument for visual examination of the pharynx.

Any of various instruments for examining the nasal cavities and nasopharynx.

An instrument or apparatus used for autolaryngoscopy.

†(a) any stethoscope modified for use within the vagina, typically for the detection of pregnancy (obsolete); (b) any instrument used for visual…

An endoscope used for examination of the oesophagus.

Any of various devices for producing or transmitting light. rare.

= proctoscope, n.

‘an instrument so arranged as to give a view of some internal part of the body through a natural canal’ (New Sydenham Soc. Lexicon).

An auto-ophthalmoscope or autolaryngoscope; (also) a laryngoscope through which the larynx can be seen directly (as opposed to by a mirror) (now histo…

= laryngoscope, n.

Medicine. An apparatus incorporating an electric light for illuminating cavities of the body, as the ear, larynx, etc. Obsolete.

duck-bill speculum, a speculum flattened like a duck's bill.

A thing used in tracing; spec.. Anatomy. A slender probe used in tracing the course of a nerve or vessel.

An instrument used in obstetrical surgery for the examination of internal organs through the translucent walls of the abdomen when internally…

An instrument which makes possible a visual inspection of the interior of the stomach when passed into it via the mouth and œsophagus.

(a) n. an instrument for examining the interior of the bladder; (b) v. to examine (the bladder) with this instrument.

(see quot.).

An instrument by which sunlight can be made to illuminate parts of the body for internal examination. Obsolete. rare.

An instrument used for visual examination of the rectum.

An instrument for inspecting the interior of the bronchi.

A speculum for examining the lower bowel and for assisting in minor operations therein. Cf. sigmoidscope n. at sigmoid, adj. n.derivatives.

An endoscope used for the inspection of a joint cavity and the performance of surgical procedures within joints.

An endoscope used for peritoneoscopy; a laparoscope.

Medicine. An instrument used for toposcopy.

A fibre-optic device used to view inaccessible internal structure, esp. in medicine to examine passages in the body.

An endoscope used to perform mediastinoscopy.

A fibre-optic endoscope used to examine or carry out diagnostic and therapeutic procedures on the fetus or placenta.

An endoscope used to examine the internal surfaces of or to perform procedures within blood vessels.