obturator

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obturator

 [ob´too͡-ra″tor]
1. a disk or plate that closes an opening.
2. a prosthesis for closing an acquired or congenital opening of the palate (cleft palate).
obturator sign pain on outward pressure on the obturator foramen as a sign of inflammation in the sheath of the obturator nerve, probably caused by appendicitis.

ob·tu·ra·tor

(ob'tū-rā'tŏr),
1. Any structure that occludes an opening.
2. Denoting the obturator foramen, the obturator membrane, or any of several parts in relation to this foramen.
3. A prosthesis used to close an opening in the hard palate, usually in a cleft palate.
4. The stylus or removable plug used during the insertion of many tubular instruments.
[L. obturo, pp. -atus, to occlude or stop up]

obturator

(ŏb′tə-rā′tər, -tyə-)
n.
1. An organic structure, such as the soft palate, that closes an opening in the body.
2. A prosthetic device serving to close an opening in the body.

ob·tu·ra·tor

(ob'tŭr-ā-tŏr)
1. Any structure that occludes an opening.
2. Denoting the obturator foramen, the obturator membrane, or any of several parts in relation to this foramen.
3. A prosthesis used to close an opening of the hard palate, usually a cleft palate.
4. The stylus or removable plug used during the insertion of many tubular instruments.
[L. obturo, pp. -atus, to occlude or stop up]

obturator

Any device, object or anatomical structure that closes or obstructs an opening or cavity.

ob·tu·ra·tor

(ob'tŭr-ā-tŏr)
1. A prosthesis used to close an opening in the hard palate, usually in a cleft palate.
2. Any structure that occludes an opening.
3. Denoting obturator foramen, obturator membrane, or any of several parts in relation to this foramen.
4. The stylus or removable plug used during the insertion of many tubular instruments.
[L. obturo, pp. -atus, to occlude or stop up]
References in periodicals archive ?
Planladigimiz ex vivo calisma kapsaminda; intraoral maksillektomi defektlerinde, konvansiyonel olcu sistemlerinden kaynakli problemlerin ve zorluklarin KIBT kullanilarak ustesinden gelinmesi ve stereolitografi gibi hizli prototipleme teknolojisi kullanilarak da obturator protezlerinin defekt bolgesinine yerlesen bulb bolumlerinin uretilmesi ve tamliklarinin hacimsel olarak degerlendirilmesi hedeflenmistir.
Following insertion of the prosthesis (Figure 8), the obturator prosthesis demonstrated optimal retention and stability.
In the comparison of the groups instrumented with the ProTaper system, the ProTaper Obturator group showed significantly higher PGFAs than those of the other two groups at all segments.
Caption: Figure 6: Glucose concentrations in mmol/L in CLC, EOU, and PT group at the 12th week (CLC, cold lateral condensation technique; EOU, continuous wave of condensation technique using Elements Obturation Unit; PT, ProTaper obturators).
Feeding plate obturator was fabricated for three patients, while removable prosthesis was fabricated for 15 patients.
There have been very few case reports in the literature of acute obturator internus or externus strains and to the authors' knowledge this is the first report involving both obturator internus and externus without other hip structure injuries (6, 7).
19 shows the weight comparison of combined cleft palate and lip cases in the obturator and non-obturator group.
Postexcision of an obturator is utilized by the patient for 2 to 6 months to prevent recurrence.
The diameters of the carriers in the portion used to obtain the slices were measured using a digital calliper (Maplin Electronics, Rotherham, UK) and were found to be 0.66 mm [+ or -] 0.04 mm in case of GuttaCore and Thermafil obturators and 0.60 [+ or -] 0.02 mm for the experimental HA/PE carriers.
Processing a hollow obturator. J Prosthet Dent 1969;22:682-686.
The company said that the stainless steel obturators are compatible with Weck Vista single-use cannula options, adding that these access devices are small tubes inserted into the abdomen and are used as portals for surgical instruments during minimally invasive procedures.
As a less radical alternative to Young's procedure, individually molded Silastic obturators have been placed in the nasal vestibules for the treatment of atrophic rhinitis (9) and epistaxis secondary to coagulation deficiency (Bernard-Soulier syndrome).