| diaphragm pessary | A ring with a covered opening, used as a platform to support uterus, bladder, or rectum, or to prevent conception. (05 Mar 2000) |
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| Gariel's pessary | A hollow inflatable rubber pessary made in the form of a ring or a pear. (05 Mar 2000) |
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| Mayer's pessary | An elastic ring pessary. Synonym: Mayer's pessary. (05 Mar 2000) |
| Menge's pessary | A ring pessary with a central horizontal bar into which a detachable handle is inserted. (05 Mar 2000) |
| ring pessary | A ring of rubber, plastic, or metal in which the cervix rests; designed to support the uterus and to correct prolapse of that organ. (05 Mar 2000) |
| pessary | 1. <apparatus> An instrument placed in the vagina to support the uterus or rectum or as a contraceptive device. 2. <pharmacology> A medicated vaginal suppository. Origin: L. Pessarium (18 Nov 1997) |
| pessary cell | A red blood cell in which the haemoglobin has disappeared from the centre, leaving only the periphery visible. (05 Mar 2000) |
| pessary corpuscle | An elongated red blood cell with haemoglobin concentrated in the peripheral portion. (05 Mar 2000) |
| cube pessary | Plastic or rubber pessary in a cube shape particularly suitable for elderly women with uterine prolapse. (05 Mar 2000) |
| Hodge's pessary | <gynaecology> A double-curve oblong pessary employed for the correction of retrodeviations of the uterus. (05 Mar 2000) |
| Dumontpallier's pessary | An elastic ring pessary. Synonym: Mayer's pessary. (05 Mar 2000) |
| aperture diaphragm | A metal device that limits the area of the beam emerging from an X-ray tube. (05 Mar 2000) |
| Bucky diaphragm | In radiography, a diaphragm with a moving grid that avoids grid shadows. Synonym: Potter-Bucky diaphragm. (05 Mar 2000) |
| paradoxical diaphragm phenomenon | In pyopneumothorax, hydropneumothorax, and some cases of injury, the diaphragm on the affected side rises during inspiration and falls during expiration. (05 Mar 2000) |
| vertebral part of diaphragm | The portion of the diaphragm that arises from the upper lumbar vertebrae and from the medial and lateral arcuate ligaments. See: right crus of diaphragm, left crus of diaphragm, lateral arcuate ligament, medial arcuate ligament. Synonym: pars lumbalis diaphragmatis, vertebral part of diaphragm. (05 Mar 2000) |
| central tendon of diaphragm | A three-lobed fibrous sheet occupying the centre of the diaphragm. Synonym: centrum tendineum diaphragmatis, trefoil tendon. Central tendon of perineum, the fibromuscular mass between the anal canal and the urogenital diaphragm in the median plane; midline episiotomies extend into this structure. Synonym: centrum tendineum perinei, perineal body, Savage's perineal body. (05 Mar 2000) |