(n.) A mouth or aperture, as of a tube, pipe, etc.; an opening; as, the orifice of an artery or vein; the orifice of a wound.
Example Sentences:
(1) The authors propose three regular procedures with which they are experienced: repair with a large retromuscular nonabsorbable synthetic tulle prosthesis for extensive epigastric eventrations, fillup aponeuroplasty using the sheath of the rectus abdominis associated with a premuscular patch in case of diastasis or of multiple superimposed orifices and suture associated with a small retromuscular auxiliary patch to treat small incisional hernias.
(2) The parameters of LES relaxation for both wet and dry swallows were similar using either a carefully placed single recording orifice or a Dent sleeve.
(3) The important concept implicit in this formula is that the hemodynamic evaluation of a stenotic valve requires that the pressure gradient across that valve be examined in light of the cardiac output passing through the orifice.
(4) Bronchoscopy may then be carried out in order to study the area surrounding the diverticular orifice more closely, and to establish the condition of its mucous lining.
(5) To study the effect of air sac pressures, a controllable pressure difference was produced between the air sac orifices of fixed duck lungs.
(6) This determines that the ureteral orifice enter the urogenital sinus laterally with respect to the Wolffian duct.
(7) The orifice size was slightly, but not significantly, smaller in patients over age 70 years compared with those younger than 70.
(8) In the light of experience acquired in our Echocardiography Laboratory, we recommend, in accordance with data from the literature, the exclusive use of pulsed Doppler and measurement of valve orifices by two-dimensional imaging at the point of insertion of the aortic and sigmoid cusps as well as at the mitral ring.
(9) Then using mathematical rules we configured out the mean volume of the root canal of each group and the mean value of the diameter of the orifice of the canal of each group of teeth.
(10) Loading is achieved by the production of transient, survivable plasma membrane disruptions as cells are passed back and forth through a standard syringe needle or similar narrow orifice.
(11) The standard surgical management of patients presenting with transitional cell carcinoma of the upper urinary tract is nephroureterectomy with excision of a cuff of bladder around the ureteric orifice.
(12) In this color Doppler method, one or more isovelocity surface areas (PISA), delineated by blue and red aliasing velocity interfaces, can be identified proximal to the narrowed orifice.
(13) Mitral orifice area is best determined with cross-sectional (two-dimensional) imaging systems.
(14) Hemodynamic comparison of the Carpentier-Edwards bioprosthesis with the standard Hancock xenograft showed similar effective orifice areas for the 23 and 25 mm diameter valves.
(15) Histological examination revealed ductal tissue in the wall of a pulmonary artery in more than half of the cases with atresia of the pulmonary orifice.
(16) Peak velocities in the rapid filling phase (R) and atrial contraction phase (A) were measured using two-dimensional Doppler echocardiography in the center of the mitral orifice in diastole.
(17) By combining Doppler catheter, echocardiographic and cardiac catheterization techniques, the effective aortic regurgitant orifice area may be estimated; this hydrodynamic area correlates with grading by supravalvular aortography.
(18) Recent improvements in two-dimensional, planar instrumentation promise to make echocardiography even more versatile, permitting more comprehensive views of left ventricular function, valve orifice areas, and the spatial relationships of the great vessels and ventricular chambers.
(19) The proximal isovelocity surface area (PISA) method, assessed by color Doppler echocardiography, has gained acceptance as a means of calculating flow rate through regurgitant orifice.
(20) The authors have gained minimum blood losses when suturing with provisional catgut ligature through the urinary bladder bottom between interureteral fold and internal urethral orifice yet before dessection of adenoma surgical capsule and tumor enucleation.
Speculum
Definition:
(pl. ) of Speculum
(n.) A mirror, or looking-glass; especially, a metal mirror, as in Greek and Roman archaeology.
(n.) A reflector of polished metal, especially one used in reflecting telescopes. See Speculum metal, below.
(n.) An instrument for dilating certain passages of the body, and throwing light within them, thus facilitating examination or surgical operations.
(n.) A bright and lustrous patch of color found on the wings of ducks and some other birds. It is usually situated on the distal portions of the secondary quills, and is much more brilliant in the adult male than in the female.
Example Sentences:
(1) Nasal endoscopy can find nasal and sinus pathology that might easily be missed with routine speculum and nasopharyngeal examination.
(2) The Gruber aural speculum, gave a completely, uninterrupted view of the choana.
(3) Investigation of secondary infertility in a woman with a history of second-trimester spontaneous abortion revealed two cervices on a speculum examination.
(4) To determine the usefulness of the Gram stain as a screening technique for maternal colonization with group B beta-streptococcus, we produced a Gram stain from a cervicovaginal swab taken at the time of sterile speculum examination in patients being evaluated for preterm rupture of membranes or preterm labor.
(5) A conductive sponge electrode inserted through the speculum served as the active TM electrode.
(6) Fraenkel's speculum (1872) combines fenestrated blades with a screw-set for self-retaining.
(7) Standard nasal speculums are readily available in most operating rooms and can also be used to protect skin and soft tissues during pin insertion.
(8) We have designed a self-retaining iris speculum for use in open-sky vitrectomy.
(9) Neither lid speculum nor physical restraint in the form of a papoose board was used.
(10) The aims of the study were to find the prevalence of cervical Chlamydia trachomatis infection in women attending for a speculum examination, to examine possible risk factors, and to see if we could develop a rational policy for testing for chlamydia in our deprived inner London practice.
(11) The results showed that it is possible to identify reliably the well-designed trouble-free cavity by the features of its skin lining and the ability to visualize the entire cavity through a size 4 Siegle speculum.
(12) A gauge mounted on the front end of the speculum is calibrated to measure the size of the opening at the tip of the speculum.
(13) Rexy had managed to get lodged so when looking toward the cervix using a speculum you could just see his head and front claws above this anatomical parapet.
(14) The rubber-foam tampons, cylindrical in shape (diameter 70 mm, height 70-90 mm), were introduced into the cranial part of the vagina, using an applicator and a vaginal speculum.
(15) The system comprises an attachment to the speculum, a self-retaining retractor, and a slim tapered brain spatula and pronged hook.
(16) This was achieved using humidified air at 38 degrees C at the wider end of the aural speculum.
(17) The simplest method of dealing with a frigore facial paralysis surgically seems to be by a minima neurolysis using a speculum and tackling it through the ear-drum as in otiospongiosis.
(18) The use of titanium alloys is recommended for making bone-joining members, retracting medical instruments, of the spatula and speculum types, some kinds of non-magnetic pincers and ultrasonic medical instruments.
(19) (4) "Blind" intubation through the nose renders the method possible in cases where it is impossible to use a speculum.
(20) Contraction of the orbicularis oculi muscle against the rigid speculum may have traumatized the lid, resulting in a levator aponeurosis disinsertion and subsequent ptosis.