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obturator    
n. 闭塞物,闭塞具,密闭装置

闭塞物,闭塞具,密闭装置

obturator
n 1: a prosthesis used to close an opening (as to close an
opening of the hard palate in cases of cleft palate)

Obturator \Ob"tu*ra`tor\, n. [NL., fr. L. obturare to stop up:
cf. F. obturateur.]
1. That which closes or stops an opening.
[1913 Webster]

2. (Surg.) An apparatus designed to close an unnatural
opening, as a fissure of the palate.
[1913 Webster]

3. (Ordnance) Any device for preventing the escape of gas
through the breech mechanism of a breech-loading gun; a
gas check.
[Webster 1913 Suppl.]

4. (Photog.) A camera shutter.
[Webster 1913 Suppl.]


Obturator \Ob"tu*ra`tor\, a. (Anat.)
Serving as an obturator; closing an opening; pertaining to,
or in the region of, the obturator foramen; as, the obturator
nerve.
[1913 Webster]

{Obturator foramen} (Anat.), an opening situated between the
public and ischial parts of the innominate bone and closed
by the obturator membrane; the thyroid foramen.
[1913 Webster]


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英文字典中文字典相关资料:


  • Obturator for Tracheostomy: How Its Used During Placement - Healthline
    Doctors use an obturator during a tracheostomy to ensure the trach tube is correctly inserted and positioned in the airway It also helps protect nearby tissues, like vocal cords, by supporting
  • Obturator - Wikipedia
    Palatal obturator, a dental prosthesis used to seal an opening in the palate, i e cleft palate
  • Understanding The Role Of An Obturator For Tracheostomy: A . . . - MedShun
    The obturator is a rod-like device that is generally made of plastic or a soft metal such as aluminum It is designed to be inserted into the tracheostomy tube before the actual insertion into the patient's neck Here is a step-by-step guide on how to use an obturator during the insertion of a tracheostomy tube:
  • Obturators Explained: Restoring Oral Function and Appearance
    An obturator is a prosthetic device used to fill a hole or opening in the oral cavity, typically resulting from the surgical removal of a portion of the maxilla (upper jaw) or palate
  • Palatal obturator - Wikipedia
    A palatal obturator is a prosthesis that totally occludes an opening such as an oronasal fistula (in the roof of the mouth) They are similar to dental retainers, but without the front wire
  • Obturator Nerve: Anatomy Function - Cleveland Clinic
    Your obturator nerve helps you flex your hip It also enables rotating your leg away from your body There are many situations that can affect your obturator nerve These include sports injuries and complications of childbirth or medical procedures Some people experience obturator neuropathy, which causes stubborn pain
  • OBTURATOR Definition Meaning - Merriam-Webster
    The meaning of OBTURATOR is something (such as a prosthetic device) that closes or blocks up an opening (such as a fissure in the palate)
  • Obturators Surgical Prostheses - Oro-Facial Center
    Obturators are removable prostheses that are fabricated to close holes in the roof of peoples mouths who have a congenital cleft defect or an acquired defect Acquired defects can come from surgery for oral cancer or from trauma, such as a gunshot wound
  • Obturator | definition of obturator by Medical . . . - Medical Dictionary
    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





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