obturator

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obturator

[′äb·tə‚rād·ər]
(anatomy)
Pertaining to that which closes or stops up, as an obturator membrane.
Either of two muscles, originating at the pubis and ischium, which rotate the femur laterally.
(medicine)
A solid wire or rod contained within a hollow needle or cannula.
(ordnance)
Assembly of steel spindle, mushroom head, obturator rings, and a gas-check or obturator pad of tough plastic material used as a seal to prevent the escape of propellant gases around the breechblock of guns using separate-loading ammunition, and therefore not having the obturation provided by a cartridge case.
A device incorporated in a projectile to make the tube of a weapon gastight, preventing escape of gas until the projectile has left the muzzle of the weapon.
References in periodicals archive ?
Maksillektomi defektleri gibi intraoral deformitelerin protetik rehabilitasyonu ise genel olarak 3 boyutlu bilgisayar destekli tasarim (CAD) ve hizli prototipleme teknolojileri kullanilmadan, konvansiyonel olcu yontemleri ile olusturulan alci modellerde hazirlanan obturator protezleri ile saglanmaktadir.
The implant head copings were transferred to the obturator, and fit was checked on the master cast.
The groups were then compared using Tukey HSD and the means of the PGFAs in all of the thermoplasticized guttapercha coated carrier-based groups (G2- Thermafil, G5- ProTaper Obturator and G8- HEROfill) were found to be significantly higher than those of all other groups.
Caption: Figure 5: Glucose concentrations in mmol/L in CLC, EOU, and PT group at the 6th week (CLC, cold lateral condensation technique; EOU, continuous wave of condensation technique using Elements Obturation Unit; PT, ProTaper obturators).
Role of obturators and other feeding interventions in patients with cleft lip and palate: a review.
MRI revealed high grade right obturator internus and obturator externus muscle strain involving the attachments to the obturator ring and ischium (Figure 2).
ASSOCIATION BETWEEN OBTURATOR AND GROWTH PARAMETERS OF COMBINED CLEFT PALATE AND LIP CASES IN THE INTERVENTIONAL GROUP
Mair, "Total nasopharyngeal stenosis: treatment with laser excision, nasopharyngeal obturators, and topical mitomycin-c" Otolaryngology--Head and Neck Surgery, vol.
Three types of endodontic obturators were tested: Thermafil (Dentsply Tulsa, OK), GuttaCore (Dentsply Tulsa), and the experimental hydroxyapatite/polyethylene (HA/PE) obturator as shown in Table 1.
Fattore et al (12) used a variation of a double flask technique for obturator fabrication by adding heat polymerizing acrylic resin over the definitive cast and processing a minimal thickness of acrylic resin around the teeth using a different drag.
Medical company Teleflex Incorporated (NYSE:TFX) reported on Wednesday the receipt of the 510(k) clearance for a line of Weck Reusable Obturators that complement the Weck Vista line of bladeless laparoscopic access ports.
The process of creaming honey takes place using a Pierre Guerin Homogeniser fitted with a smoother style head and a double die obturator, which smoothes and softens the honey, making a perfect honey cream.