(1) The segment of aorta from the celiac artery to the ischiadic arteries (hybrid zone) had a hybrid architecture with a thick muscular anterior wall and a thin elastic posterior wall.
(2) X-ray studies demonstrated fractures of the iliac crest and pubic and ischiadic bone, as well as Looser's zones and demineralization of the skeleton.
(3) Threshold electrical reactions of single fibers from the ischiadic nerve of rats to mechanical stimulation and rectangle impulses of focused ultrasound have been compared with respect to the parameters of stimulation to the effect of focused ultrasound on the skin of human fingers evoking different sensations.
(4) The effects of a low direct current on peripheral nerves and electrodes on the ischiadic nerve were investigated, and a constant direct current was applied for various time periods.
(5) 16 cases of decubitus ulcers in the sacral, ischiadic and great trochanter regions were treated with rotating myocutaneous flap of the caudal portion of the gluteus maximus from 1983 to 1989.
(6) After intraneural injection of Articain (4%)-solution in the ischiadic nerve of Wistar rats and the lingual nerve of cats no toxic lesions were observed.
(7) In an attempt to assess the functional significance of CA in skeletal muscle, the maximal isometric force of frog gastrocnemius muscle was measured in response to direct or indirect (ischiadic nerve) single-pulse electrical stimulation before (control) and after exposing the muscle to various concentrations of the specific carbonic anhydrase inhibitors, ethoxzolamide, acetazolamide, and methazolamide.
(8) In neurons of the gyrus sigmoideus posterior of cats, the influence of microiontophoretic application of varying doses of glutamic acid upon the reaction of those neurons to stimulations of the ischiadic nerve and clicks, and the changes of spontaneous activity were studied.
(9) Even at the highest ethoxzolamide concentration used (10(-6) M), no effect was observed either on the amplitude of the compound nerve action potential or on the conduction velocity of group I fibres in the ischiadic nerve, suggesting that ethoxzolamide did not affect the mechanisms responsible for spike generation or conduction in the motor fibres.
(10) Either transient or permanent loss of approximately 60% of the right kidney was produced in 2- to 3-wk-old roosters by simple ureteral transection or by removing a 1-mm segment of ureter at the level of the ischiadic artery, respectively.
(11) Twenty days after hatching there were fewer large nerve fibers in the distal ischiadic nerve compared with controls and the largest nerve fibers were absent in the peroneus profundus nerve.
(12) We report a 6 year old male with a pattern of malformations and anomalies including intrauterine growth retardation, microcephaly, psychomotor retardation, a pattern of craniofacial anomalies (flat face, hypertelorism, epicanthic folds, strabismus, short nose, low set ears), hypospadias and cryptorchidism, bilateral partial cutaneous syndactyly between fingers 2 to 5 and toes 2 to 4, postaxial polydactyly of the fingers and toes, severe conductive hearing loss, hypoplasia of the ischiadic bones, complex renal dysfunction, hypogammaglobulinaemia with proneness to bacterial infections of the upper and lower respiratory tract, and recurrent pseudomembranous enterocolitis.
(13) Four months after this operation, metastatic lesions appeared at the pubic bone, right ischiadic bone and rectum, and they were resected operatively.
(14) The author describes changes of the lower alveolar and ischiadic nerves on the non-operated side after cutting such nerves on the opposite side of dogs, as well as changes in the organs innervated by them.
(15) The application of glutamic acid led, in 97% of the 90 neurons studied, to a dose-dependent increase in the mean firing rate; in 34% of neurons, to effectuation of click responses, and affected the reaction to stimulation of the ischiadic nerve to a varying extent.
(16) In 2 of the 3 cases of failure, the calculi were monohydrated calcium oxalate stones located very high in the ischiadic incisure.
(17) Rabbit and frog myelin fibres of the ischiadic and vagal nerves impregnated after Bielschowsky--Gross, fixed in 12% neutral formalin and treated after Gomori for acid phosphotase with fixation in cooled acetone have been studied.
(18) One local hematoma in the site inserted catheter and right ischiadic nerve paralysis occurred by TAE.
(19) Plasminogen, its activator, and proactivator were discovered in the ischiadic nerve.
(20) The authors present a report on 9 patients (out of which five were female and four male patients) in the age group ranging from 34 to 55 years, who underwent in the period between 1 January 1982 and 31 December 1987 the revision of three intervertebral spades due to the unilateral lumbo-ischiadic syndrome.
Ischium
Definition:
(n.) The ventral and posterior of the three principal bones composing either half of the pelvis; seat bone; the huckle bone.
(n.) One of the pleurae of insects.
Example Sentences:
(1) For the sternum, humerus and ilium-ischium, however, ossification in A2 fetuses increased to the levels observed in the PF and C groups.
(2) A training system for the prevention of pressure sores has been designed to teach the paralytic person to relieve pressure intermittently from his ischium while sitting in a wheelchair.
(3) In patients with injury to the sacro-iliac joints or of the sacrum, the extent of the injury and the degree of pelvic instability was better shown by CT. All other bony lesions, such as fractures of the ilium, pubis, ischium or the symphysis could be diagnosed adequately by simple radiographs.
(4) The specific and complementary investigations revealed the absence of the left half of sacrum, coccyx, together with the left iliac bone, ischium and pubis.
(5) The press-fit component without screws demonstrated the greatest motion equaling 162 microns at the ilium, 97 microns at the publis, and 54 microns at the ischium.
(6) Sites of involvement included the pubis in three patients, the ilium in two patients, and the ischium in one patient.
(7) Increasing the protein content of the alcohol diet from 18% (Diet A1) to 25% (Diet A2) significantly increased ossification of the ulna, sternum, humerus and ilium-ischium.
(8) A training and monitoring system has been developed to train spinal cord injured patients to relieve pressure intermittently from ischium while sitting in wheelchairs.
(9) Surgical repair with reattachment of avulsed muscles to the ischium and proximal tendinous sheaths of the muscles restored function or corrected deformity.
(10) In older children in whom rigidity of the pubic symphysis did not permit a sufficient amount of acetabular tilt the acetabulum had to be isolated from the rest of the pelvis by a triple osteotomy which consisted of, in addition to the osteotomy of the ilium, osteotomies of the superior pubic ramus and the ischium or the inferior pubic ramus.
(11) Bicortical fixation was significantly greater in the superior ilium, posterior column, and ischium than in the anterior column or pubis.
(12) According to NOVOTNY, a correct sexing of pelves is possible on the basis of combination of 2 type-morphognostic characters and 4 morphometric ones of the pubis, the ischium, and the greater sciatic notch (incisura ischiadica major).
(13) The bony hemipelvis was resected in the subperiosteal plane, resulting in the removal of the iliac wing, ischium, and pubic rami.
(14) The results show that the main stressing of the bony pelvis occurs in the region of the acetabulum and the iliosacral joints, and that further points of loading are located in the lower region of the ischium-and this while standing on one leg, on the side of the supporting leg.
(15) The involved portions of the left pubis and left ischium presented as "cold" areas on the original bone scan with 99mTc-diphosphonate.
(16) A benign osteoblastoma of the anterior part of the pelvic ring was excised with the pubic rami ischium and lower part of the acetabulum.
(17) It is secondary to impairment of the internal pudendal nerve in its musculo-osteo-aponeurotic tunnel composed by the ischium and the obturator internus muscle (ischiorectal fossa or pudendal canal).
(18) Ischium and pubis remained unossified until the 20th day of gestation.
(19) A worst-case support condition was assumed in which bony contact with small areas of the ilium, ischium, and pubis was represented by three-point support.
(20) Conservative hemipelvectomy is the resection of the ischium, ilium and subjacent extremity.