A DIFFUSION APPARATUS

GEISSLER’S APPARATUS. (AFTER ROSCOE AND SCHORL EMMER.) 1A, 9.) [W._N. Po) By {L, 77.J—Lacrymal a. Fr., appareil lacrymal. apparat. It., apparecchio ats z w, “ Ilustr, Mntschr. d. ärztl. Polytechn.,” Aug., 1883, 71 (D).j—Kipp’s a. An a, for the intermittent generation of ‘drogen sulphide by the action of sulphuric acid on iron sulphide. FRANKEL'S PNEUMATIC APPARATUS. Ger., Thränen- Sp., a para to lacrimal. The lacrymal glands, the canaliculi lacrimales, the lacrymal-sac, and the {L.]—Larrey’s a. A form of immovable a. (said to have been the first employed) made by applying bandages soaked in a mixture of lead-water, camphorated spirit, and white of egg. E, 93,]—Leiter’s a. A refrigerating a. consisting of a coil of flexible nasal duct. HODGEN’S SUSPENDING APPARATUS. metallic tubing fashioned into various shapes, according to the part to which it is to be applied, through which cold water is made to run. F.] Cf. Cold-water coiL—Levis’s a. An a. for the treatment of racture of the clavicle, consisting of a wedge-shaped pad for the ax- Hey a sling for the forearm, and suitable straps for their adjustment and retention.—Light -con dueting a. Ger., lichi lei tender Apparai. A collective name for those portions of the eye (comprisin; the cornea, the humors, the lens, and their appendages) which are concerned in the transmi ion of _ light. Bull (B, 233).J— ight - perceiving a. Ger., lich temp find ender Apparat. A collective name for the orans concerned in the perception of light, comprising the retina, the optic nerve, and the cerebral visual centres. [Bull (B, 233).]— Locomotor a. Lat., a, locomotor i us, Fr., appareil de la locomotion. Ger., locomotor is cher Apparat. It., apparecchio dell a loco moz i one. The organs or mechanism by means of which locomotion is accomplished. — Lonsdale’s a. Ana. for treating fracture of the patella. Two upright rods are attached to a long terior splint. Movable arms sliding on these rods, and capable of being fixed with thumb - screws at various heights, have depending from them semilunar padded plates for holding the fragments in position. [A, 441.)— Lund’s a. Ger., Trachtenzwinger. À device for correcting procident i a of the uterus in the lower animals; a triangular frame of iron, to be secured to the vulva by means of straps and rings. Fr., appareil magnéto-électrique. HUDSON'S WRIST-DROP APPARATUS, (AFTER SAYRE.) LEVIS’S CLAVICLE APPARATUS. D, 76.)—Magneto-electric a. er., magneto-elektrischer Rota. O, no; O°, not; O%, whole; Th, thin; Th?, the; U, like oo in too; U%, blue; US, lull; U4, full; US, urn; US, like ü (German). 46 tions apparat. It., apparecchio magneto-elettrico. A machine by which an induced current of electricity is generated, without the use of a hattery, by causing a double coil to revolve in close proximity to the arms of a horse-shoe magnet. [A, 376.]—Malgaigne’s a. An a. for correcting forward displacement of the upper fragment in fractures of the leg. A steel band to span the forepart of the limb is EL CLARKE’S MAGNETO-ELECTRIC APPARATUS. (AFTER PRIVAT-DESCHANEL.) secured by a strap toa ypostercr splint. The band is perforated by a screw which is turned so that its point penetrates the soft parts, enters the hone, and pre es the latter backward. [A, 441.]—Marsh’s a. See Marsh's Test._Micropyle a. A Peay structure found on the dorsum of some Edriophthalmia. [B, 100.]—Nebulizing a. See ATOMIZER—Neurothelie a. Fr., appareil névrothèle [Bres- SAYRE’S SUSPENSION APPARATUS. chet]. The papille of the skin. fy. 33.J)—Nooth’s a. Ana. for saturating water with carbon dioxide; consisting of three vertically disposed gla ve els, in the first of which the gas is generated, in the second pa ed into water, and in the third stored under pre ure, [B, 7.]—Ocelusor a. A mechanism for closing the orifice of the stigmata in insects, It consists of four parts: a thickening of one half the circumference of the chitinous lining of the stigma, called the bow; a lip, formed by the remainder of the circumference; a chitinous proce , called the lever, joined to either the bow or the lip; and a muscle attached to the lever and by its contraction bringing’ the lip and the how into apposition. [B, 100.)—Olfactory a. Fr, appareil d'olfaction. Ger., Geruchsapparat. It., apparecchio dell’ odorato (o dell’ olfatto). The nasal cavities and the terminations of the olfactory nerve. [L, 44.]--Phonatory a. See Vocala. and Artificial LARYNx.—Physick’s a. See Physick’s sPLINT— Pneumatic a. Fr. appareil eumatique. Ger., pneuma tis cher Apparat. See Fränkel's, Tobold's, and Waldenburg's a. and Pneumatic CABINET.—Polydactylous a. Fr., appareil polydactyle. N. R. SMITH’S SUSPENSION APPARATUS. [A, 389.] It., apparecchio polidattile, An a. for the treatment of fractures; like a fracture-box, except that the side-pieces are replaced by movable pins which can be so placed as to exactly cirenmseribe the outlines of the limb. 76.J)—Poullet’s a. See Sericers and Poullet’s TRAcTOR.— Pros’s a. A mechanical contrivance for making continuous traction on the obstetrical forceps, somewhat as in Joulin’s aide-forceps (q. v.), but with the counter-pre ure bearing upon a section of a hed forming part of the a, [A, 15.]—Pro the tie a. Fr. appareil prothétique. Ger., Ersatz apparat. It., apparecchio di protesi. One designed to take the place of parts oF the body that are lacking (e. g., an artificial limb). {p. 76.|—Railway a. Ger., Kis enb ah nappa rat, Schleifapparat. t., apparecchio @ ‘errovia. An a. devised by Volkmann for Cen an injured limb and allowing it to move up and down with the body, or when extension is applied, especially in military practice or under other circumstances in which a proper bed is not at hand. Two rails, like those of a tramway, run lengthwise on a plank placed under the limb, and a frame furnished with wheels is fitted upon the track thus formed. The limb is supported on the frame by oe uisite numher of strips of bandage stretched from side to side. [J. Wolff (A, 819).]—Recto colonic enema a. An a. like a stomach-pump, for throwing enemata high into the large intestine. [E.]—Refrigerat- TOBOLD’S ILLUMINATING APPARATUS. d. ing a. Fr., appareilrefroidi ant. Ger., Erkältungsapparat. Any a. for producing cold or for reducing the heat of the ly. [L.] See Leiter's a. and Cold-water cor..—Registering a. Fr.,appareil enregistreur, Ger., Reg is tri rap par at, A device for recording the variations of the pulse, respiration, etc., by means of a tracing made by a movable lever on a surface which is moved at a uniform rate by clockwork. [L. Landois (A, 319).|—Respiratory a. Lat., a. rei rat or i us. Fr., Gppareil res pir a to ire: Ger., Respirations apparat. t.. apparecchio dell a res pir azione. 1. The’ organs of respiration (larynx, trachea, bronchi, and pulmonary air-vesicles). [L, 44.] 2. See ResprraTor.—Retentive a. Lat.,a.coutinens, Fr., appareil content if. Ger., Contentivapparat. It., apparecchio contentivo. 1, A dre ing or bandage designed simply to retain parts in apposition, or to hold an application in place. 2. See Immobiliziug a.— Richardson's a. See ATOMIZER—RuhmkKorf?s a. See Ruhmkorff's coiL.—Sayre’s a. See Suspension a. (2d def.). Sayre’s SPLINT, and Plaster-of-Paris JACKET.—Scultetus’s a. See Many-tailed BANDAGE.—Secretory a. Fr., ed eked sécrétoire. Ger., Secretions apparat. A general term for t creas) of secretion (secreting glands).—Seg i mental a. The segmental organs; a general term for a collection of tubular structures in the embryo of every amniotic animal, constituting the rudiments of the kidneys and of certain portions of the generative organs. They comprise the pronephros, the mesonephros, and the metanephros. [A. Thomson (A, 5).]—Seutin’s a. See AMOVO-INAMOVIBLE, — Sexual a. See Geuerative a. —Sound-conducting a. Ger., schallleitender Apparat. Aterm for those parts of the auditory a. which are concerned in the conduction of sound, comprising the auricle, external auditory canal, and the tymanum, with the Eustachian ube and mastoid cells. [Politzer(B, 232).]—Sound perceiving a. Ger., schallempfindender Apparat. That portion of the auditory a. which is concerned with the perception of hearing, comprising the auditory nerve, with the nerve centre from which it springs and its peripheral expansion, or the organs of the labyrinth. [Politzer (B, 232),] — Specific-gravity a. See Specific GRAVITY and HypromeTer.—Spectral a. See SPECTROSCOPE. —Spray a. Fr., appareil à vapeur. Ger., Lege apparat. It., apparecchio apore. Sp., a para to de por. See ATOMIZER.— Sudoriparous a. The sweat glands. — Suspension a., Suspensory a. Fr., appareil de suspension. Ger., Suspensions apparat. It., apparecchio a msione. … Sp., a para to de suspens iôn. 1. An a. for suspending a portion of the body, such as the head, the mammary gland, or a limb. Smith’s s. a. (Smith's anterior splint) consists of a quadrangular frame of stout iron wire curved to fit the lower limb in a state of slight flexion at the knee, to be suspended by hooks and a cord to a longitudinal bar situated over the bed. [A, 889.] 2. A device employed by L. A. Sayre for suspending the entire person (partly; by the head and partly by the axillæ) in order to straighten the spinal column during the application of an immovable cuira . [A, 276.—Tactile a. Fr., appareil du toucher. Ger., Gefühlsapparat. It., apparecchio dell tat to. The terminations of the nerves of tactile sensation. [D, ei —Tobold’s a. An illuminating a., consisting of a system ol lenses inclosed in a tube, together with a movable reflector, for use with the laryngoscope.—Urinary a. Lat., q. urinarius, Fr., à reil urinaire. Ger., Harn apparat. The kidneys, ureters, bladier, and urethra. [L, 44.|—Urogenital a. See Genito-urinary a. —Uropoietic a. The kidneys.—Velpeau’s a. See Dextrin BAND- AcE.—Visual a. Fr., appareil de la vision. Ger., Sehapparat. It., apparecchio dell a vista, The eye and its appendages. [L, 44 ocal a. Fr., appareil vocal. The larynx and its dependencies. [Bichat (L, 41).|—Volta-faradaic a. An induction a. (q. v.) in which a galvanic current is made use of. [D.76.|—Vowela. A device for ceerantciraey the over-tones of a vowel. Helmholtz's consists of a series of tuning-forks, vibrated by electric magnets, with a resonator that can be opened and closed at will in front of each. {L, 160,]—Vulvo-vaginal secretory a. Fr., appareil sécréteur vulvo-vaginal. A general term for the sudoriparous, sebaceous, WALDENBURO’S PNEUMATIC APPARATUS. (AFTER KNAUTHE.)