What's the difference between block and catgut?

Block


Definition:

  • (v. t.) A piece of wood more or less bulky; a solid mass of wood, stone, etc., usually with one or more plane, or approximately plane, faces; as, a block on which a butcher chops his meat; a block by which to mount a horse; children's playing blocks, etc.
  • (v. t.) The solid piece of wood on which condemned persons lay their necks when they are beheaded.
  • (v. t.) The wooden mold on which hats, bonnets, etc., are shaped.
  • (v. t.) The pattern or shape of a hat.
  • (v. t.) A large or long building divided into separate houses or shops, or a number of houses or shops built in contact with each other so as to form one building; a row of houses or shops.
  • (v. t.) A square, or portion of a city inclosed by streets, whether occupied by buildings or not.
  • (v. t.) A grooved pulley or sheave incased in a frame or shell which is provided with a hook, eye, or strap, by which it may be attached to an object. It is used to change the direction of motion, as in raising a heavy object that can not be conveniently reached, and also, when two or more such sheaves are compounded, to change the rate of motion, or to exert increased force; -- used especially in the rigging of ships, and in tackles.
  • (v. t.) The perch on which a bird of prey is kept.
  • (v. t.) Any obstruction, or cause of obstruction; a stop; a hindrance; an obstacle; as, a block in the way.
  • (v. t.) A piece of box or other wood for engravers' work.
  • (v. t.) A piece of hard wood (as mahogany or cherry) on which a stereotype or electrotype plate is mounted to make it type high.
  • (v. t.) A blockhead; a stupid fellow; a dolt.
  • (v. t.) A section of a railroad where the block system is used. See Block system, below.
  • (n.) To obstruct so as to prevent passage or progress; to prevent passage from, through, or into, by obstructing the way; -- used both of persons and things; -- often followed by up; as, to block up a road or harbor.
  • (n.) To secure or support by means of blocks; to secure, as two boards at their angles of intersection, by pieces of wood glued to each.
  • (n.) To shape on, or stamp with, a block; as, to block a hat.

Example Sentences:

  • (1) Application of 40 microM NiCl2 reversibly blocked It while leaving Is intact, whereas 20 microM CdCl2 reversibly blocked Is, but not It.
  • (2) The effects of sessions, individual characteristics, group behavior, sedative medications, and pharmacological anticipation, on simple visual and auditory reaction time were evaluated with a randomized block design.
  • (3) In addition, DDT blocked succinate dehydrogenase and the cytochrome b-c span of the electron transport chain, which also secondarily reduced ATP synthesis.
  • (4) Subsequently, the study of bundle branch block and A-V block cases revealed that no explicit correlation existed between histopathological changes and functional disturbances nor between disturbances in conduction (i.e.
  • (5) beta-Endorphin blocked the development of fighting responses when a low footshock intensity was used, but facilitated it when a high shock intensity was delivered.
  • (6) However, some contactless transactions are processed offline so may not appear on a customer’s account until after the block has been applied.” It says payments that had been made offline on the day of cancellation may be applied to accounts and would be refunded when the customer identified them; payments made on days after the cancellation will not be taken from an account.
  • (7) Complete heart block was produced in 20 of 20 dogs.
  • (8) A strong block to the elongation of nascent RNA transcripts by RNA polymerase II occurs in the 5' part of the mammalian c-fos proto-oncogene.
  • (9) In this case, actinomycin D does not block the reinduction of N-acetyltransferase by isoproterenol or by dibutyryl cyclic AMP.
  • (10) The latter result indicates that the dexamethasone block is upstream from release of esterified arachidonic acid.
  • (11) A triphasic pattern was evident for the neck moments including a small phase which represented a seating of the headform on the nodding blocks of the uppermost ATD neck segment, and two larger phases of opposite polarity which represented the motion of the head relative to the trunk during the first 350 ms after impact.
  • (12) I hope this movement will continue and spread for it has within itself the power to stand up to fascism, be victorious in the face of extremism and say no to oppressive political powers everywhere.” Appearing via videolink from Tehran, and joined by London mayor Sadiq Khan and Palme d’Or winner Mike Leigh, Farhadi said: “We are all citizens of the world and I will endeavour to protect and spread this unity.” The London screening of The Salesman on Sunday evening wasintended to be a show of unity and strength against Trump’s travel ban, which attempted to block arrivals in the US from seven predominantly Muslim countries: Iran, Iraq, Libya, Sudan, Somalia, Syria and Yemen.
  • (13) I felt a much stronger connection with the kids on my home block, who I rode bikes with nightly.
  • (14) It contains 10,000 apartments so far, in blocks that might appear Soviet but for shades of blue, green and yellow.
  • (15) We concluded that ketamine potentiates the Phase I and the Phase II neuromuscular blocks of succinylcholine.
  • (16) Biotin-avidin immunoperoxidase analysis for hCG was performed on all paraffin blocks containing carcinoma-in-situ, grade I, grade II, and grade III transitional cell carcinoma.
  • (17) Blocking the heparin-binding domains of fibronectin inhibited osteoblast attachment by 40-45%, which is complementary to inhibition results previously obtained with the RGDS tetrapeptide.
  • (18) The results indicated that smoke, as opposed to sham puffs, significantly reduced reports of cigarette craving, and local anesthesia significantly blocked this immediate reduction in craving produced by smoke inhalation.
  • (19) In a control study an inert stereoisomer, d-propranolol, did not block the ocular dominance shift.
  • (20) Blocks of hippocampal tissue containing the fascia dentata were taken from late embryonic and newborn rats and transplanted to the hippocampal region of other newborn and young adult rats.

Catgut


Definition:

  • (n.) A cord of great toughness made from the intestines of animals, esp. of sheep, used for strings of musical instruments, etc.
  • (n.) A sort of linen or canvas, with wide interstices.

Example Sentences:

  • (1) Pathologic examination demonstrates calcifications in the dead collagen that makes up catgut suture.
  • (2) This proved that all four fistulas were acquired and that they were probably caused by the catgut ligatures used for ampullary ligation.
  • (3) Personal experience has shown that this complication is not encountered when catgut sutures are employed in stomach operations.
  • (4) The biocidal effect of iodized Catgut in comparison to other used types of Catgut could not be confirmed.
  • (5) Compared with catgut their use is associated with about a 40% reduction in short-term pain and need for analgesia.
  • (6) 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.
  • (7) The narrow lower part is sewed to the nasal mucous membrane with 3 atraumatic catgut sutures.
  • (8) For many years, we have used 6-0 catgut for closure of epithelial and superficial dermal wound edges.
  • (9) Oesophageal tissue reaction to different suture materials (chromic catgut, silk, prolene and stainless steel wire) was analysed and compared in 45 cats with and without reflux oesophagitis.
  • (10) An unusual case of cataract extraction is presented in which 6-0 chronic catgut sutures persisted over 2 years and 8 months and caused repeated attacks of conjunctival inflammation and iritis.
  • (11) The authors studied the influence of some suture materials (normal and chromic catgut, silk, polygalactic acid and polypropylene) on the process of healing of the small intestine in the rabbit.
  • (12) The serous surface of the edges of the fenestrated openings is everted with three catgut sutures as a lapel.
  • (13) Chromic catgut, collagen, and polyglycolic acid sutures, of different sizes, were used.
  • (14) A stenosis is produced when a rat's transected small intestine is repaired with a conventional inverting line of silk or catgut sutures.
  • (15) We report a patient with a history of multiple abdominal surgical procedures, eosinophilic cystitis surrounding the suture material, prolonged post-operative pain, and inflammatory masses at the sites of previous surgery associated with a positive delayed hypersensitivity skin reaction to patch test chromate and to intradermal chromic catgut.
  • (16) Outcome was also similar after skin repair with either polyglycolic acid or chromic catgut or silk, although silk repair required more packets of material and was associated with delay in resuming sexual intercourse; polyglycolic acid was more likely to need removal than chromic catgut but it appeared to reduce the need for resuturing.
  • (17) The blebs and bullae were ligated with chromic catgut Roeder loop or resected with the Endo-GIA stapler.
  • (18) A controlled clinical trial was conducted of three methods of closing elective paramedian laparotomy wounds--catgut layer suture alone, catgut layer suture with tension sutures and wire sutures alone.
  • (19) Rubber gloves (5 patients) disinfectants and chromic catgut were the sensitizing objects.
  • (20) The Gyne T 380 (Ortho Pharmaceutical, Canada Ltd., Toronto, Ontario, Canada) IUD was modified by the addition of a loose loop of knotted biodegradable no.2 catgut to the top of the IUD (Gyne T 380 postpartum IUD).

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