What's the difference between ligator and ligature?

Ligator


Definition:

  • (n.) An instrument for ligating, or for placing and fastening a ligature.

Example Sentences:

  • (1) Following central retinal artery ligation, infarction of the retinal ganglion cells was reflected by a 97 per cent reduction in the radioactively labeled protein within the optic nerve.
  • (2) Myocardial ischaemia was induced in perfused rabbit hearts by ligating the left main coronary artery.
  • (3) Our results show that stenosis of about one-third of the original external diameter of the artery and vein of the pedicle in our model did not have any significant influence on the survival of the flap and ligation of the femoral artery distal to the branch to the flap did not produce any statistical difference in the viability of the flap.
  • (4) These findings suggest that testicular vein ligation for varicoceles does not improve fertility.
  • (5) This proved that all four fistulas were acquired and that they were probably caused by the catgut ligatures used for ampullary ligation.
  • (6) Donor organs were anastomosed parallel to the recipient's heart and right lung, and the superior vena cava inflow was directed into the transplanted heart-left lung block after ligation of the recipient's superior vena cava proximal to the caval anastomosis.
  • (7) Portal vein ligation resulted in testicular atrophy and low serum testosterone concentrations.
  • (8) The intrarenal administration of acetylcholine produced a significant and comparable increase in RPF in all animals, including those with chronic ligation of CBS, but the rise in UNaV in the latter was significantly less than that in the other groups of dogs.
  • (9) Such conformations would account for the observed resistance of the double-hairpin structure to ligation, since the 3'OH and 5'P would no longer be collinear.
  • (10) Ligation of the left renal vein on the medial side of the adrenolumbar tributary maintained a patent left renal vein in all cases with 60% of left kidney biopsies showing no histological evidence of changes to glomeruli or tubules, and the remainder showing early acute tubular necrosis.
  • (11) Splenectomy and splenic artery ligation were performed.
  • (12) Continuous in utero tracheal ligation and drainage (over a period of 21-28 days) both result in malformations of the developing fetal lamb lung.
  • (13) Nitrogen mustard (N2M) treatment of rabbits induced neutropenia, and, in ligated ileal loops, it inhibited fluid secretion induced by salmonella or by cholera toxin (CT).
  • (14) The fistula was ligated by an access through the right atrium with good nearest and long-term results.
  • (15) A series of alkylazulene-1-sodium sulfonate derivatives which has an isopropyl group at 6-position were synthesized, and their anti-ulcer activities were examined in Shay pylorus-ligated rats.
  • (16) Venour ligation produced sixfold increases in lymph flow.
  • (17) In the second experiment, 15- and 30-day-old rats underwent unilateral carotid ligation followed by kindling in the ipsilateral amygdala.
  • (18) Although few major complications were noted in the IMAX ligation group, frequent minor complications were noted on prolonged follow-up.
  • (19) The new operative technique was used for anastomosis of previously ligated fallopian tubes in 14 cases and for unilateral midsegmental inflammatory tubal obstruction (previously left salpingectomy due to an ectopic pregnancy) in 1 case.
  • (20) Microsurgical vasovasostomy for the reversal of elective bilateral segmental vasectomy (vasectomy, vas ligation) was done in 57 patients (61 operations) between May 1977 and March 1984.

Ligature


Definition:

  • (n.) The act of binding.
  • (n.) Anything that binds; a band or bandage.
  • (n.) A thread or string for tying the blood vessels, particularly the arteries, to prevent hemorrhage.
  • (n.) A thread or wire used to remove tumors, etc.
  • (n.) The state of being bound or stiffened; stiffness; as, the ligature of a joint.
  • (n.) Impotence caused by magic or charms.
  • (n.) A curve or line connecting notes; a slur.
  • (n.) A double character, or a type consisting of two or more letters or characters united, as ae, /, /.
  • (v. t.) To ligate; to tie.

Example Sentences:

  • (1) This proved that all four fistulas were acquired and that they were probably caused by the catgut ligatures used for ampullary ligation.
  • (2) With CCK specific antisera (directed to the N-terminal portion of CCK-8 or the midportion of CCK-33) accumulation of peptide-like immunoreactivity (LI) was observed in large, dilated axonal swellings proximal to, but at some distance from, the ligature.
  • (3) The CF from beagle dogs was collected from gingivitis and active periodontitis (ligature-induced) sites.
  • (4) After performing the ligature the animals were administered 3H-thymidine, 3H-proline or 35S-sulphate at different times.
  • (5) A local resection of the liver was performed and the intrahepatic bile duct fistula closed by a ligature.
  • (6) For correction of anomalous pulmonary venous drainage into the azygos vein with this technique, ligature of the azygos vein must be placed distally to the site of anomalous drainage.
  • (7) 1 A method for stimulating the lumbar sympathetic outflow from the spinal cord of the rat is described which does not require artificial respiration of the animal.2 In some, but not all experiments continuous stimulation at 2 Hz or intermittently at 10 Hz accelerated the rate at which noradrenaline and dopamine-beta-hydroxylase accumulated central to a ligature on the sciatic nerve by approximately 40%.3 It is concluded that, although nervous activity is not necessary for axonal transport of transmitter granules in sympathetic neurones, intense nervous activity may accelerate the rate of granule transport.
  • (8) Retrograde transport was examined by allowing orthogradely transported materials to reverse at the regenerating region and then to accumulate at a ligature during a second incubation period.
  • (9) In the ligature strangulation, the reactions of histamine exclusively demonstrated in the Weibel-Palade bodies of the splenic central arterial endothelial cells.
  • (10) The authors have gained minimum blood losses when suturing with provisional catgut ligature through the urinary bladder bottom between interureteral fold and internal urethral orifice yet before dessection of adenoma surgical capsule and tumor enucleation.
  • (11) A larger group who underwent abdominal hysterectomy allowed comparison between MFC on the bladder muscularis and conventional suture ligature in terms of blood loss, operating time success of method used, and complications.
  • (12) These results suggest that the increased responsiveness to norepinephrine of arteries proximal to the ligature is due to changes in muscle mass and that the increased responsiveness of the veins is due to increased sensitivity to norepinephrine.
  • (13) The preoperatory treatment is associated: blocking of adrenergic alpha-receptors and beta-receptors; correction of hypovolemia, also applied during the surgical phase I (until the venous ligature is made and the tumor excised) under continuous monitoring (ECG, ABP and central venous pressure).
  • (14) Venous ligature was performed in five with good effect in two.
  • (15) Electron-optic investigation revealed mitochondrial alterations 30 minutes after ligature of the pulmonary veins and 2 hours after that of the pulmonary arteries.
  • (16) After rhizotomia (Dandys method) 3 patients died, one of them because of a meningitis, one of them because of damage of the superior petrosal vein and one after ligature of an irregular auditive artery.
  • (17) According to maturity stage of the newborn and to the time period between removal of the cervical ligature and delivery we judged the effectiveness and the necessity of Shirodkar operation in the different patient groups.
  • (18) Six monkeys had significant drops in alveolar bone mass 14 days after the the application of a silk ligature around the gingival margin of an adjacent tooth.
  • (19) The authors studied the development of collateral circulation between the thoracic duct and the azygous vein system, in 30 adult dogs, after thoracic duct ligature.
  • (20) Ligature of the rat bile duct induces a large and selective increase of the IgA level in serum.

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