What's the difference between grommet and liner?

Grommet


Definition:

  • (n.) A ring formed by twisting on itself a single strand of an unlaid rope; also, a metallic eyelet in or for a sail or a mailbag. Sometimes written grummet.
  • (n.) A ring of rope used as a wad to hold a cannon ball in place.

Example Sentences:

  • (1) Thus, only 1% of the ears with grommets had hearing losses exceeding 30 dB HL, whereas this occurred in about 20% of ears without grommets.
  • (2) Between the two groups, statistically significant differences were apparent in the management of this common complication of grommet surgery.
  • (3) These included around 1,500 cataract operations, 900 skin lesion removals, 630 hip and knee operations, 400 spine operations, 250 gall bladder removals and nearly 300 tonsil and grommets operations.
  • (4) Ten individuals received injected anaesthetic prior to myringotomy and grommet insertion and the discomfort of injection and of the procedure were similarly measured.
  • (5) A very large number of grommets are inserted to improve middle ear ventilation in children.
  • (6) Tympanosclerosis due to grommet insertion is summated using computer graphics.
  • (7) The first group was treated with adenoidectomy only, the second group was treated with adenoidectomy and bilateral myringotomies with insertion of grommets.
  • (8) A prospective trial was therefore designed to compare the function and extrusion rates of these grommets with those of the widely used Shepard design of Teflon grommet in a single group of patients.
  • (9) In 33 children, median age 4 years, with bilateral secretory otitis, adenoidectomy was performed, a grommet was inserted in the right ear, and paracentesis was done on the left side.
  • (10) T tubes remain in-situ for longer than grommets, and they are frequently used in cases where multiple grommet insertions have failed to provide adequate middle ear ventilation.
  • (11) The set screw makes electrical contact and mechanically secures the lead connector pin with a set screw insulated by a self-sealing grommet or an integral or separate set screw cover.
  • (12) In all of the others, the hearing impairment recurred, and continued to recur despite multiple grommet insertions in several patients.
  • (13) Half of these patients had a history of grommet insertion.
  • (14) Treatment of coexisting nasal, nasopharyngeal or sinus conditions at the time of grommet insertion did not result in any long-term improvement in hearing levels in comparison with those patients in whom no such aetiological factor was identified.
  • (15) One hundred and ninety-three consecutive children with bilateral secretory otitis media were treated by adenoidectomy, bilateral paracentesis, and evacuation of middle ear effusion, but with insertion of a grommet in the right ear only.
  • (16) Both preparations induced well-tolerated analgesia suitable for myringotomy with or without insertion of a grommet in the office environment.
  • (17) Cholesteatoma in children may be a sequel to chronic exudative otitis media with tympanic membrane retraction but the role of grommets in the possible facilitation of squamous epithelial invasion into the middle ear is not yet clear.
  • (18) We also use the T-grommet membrane tube for adults with chronic eustachian tube problems.
  • (19) Ventilation tubes ("grommets") appear to be the logical treatment of chronic secretory otitis media, based on the theory of its pathogenesis.
  • (20) Rubber grommets within the cooling tower probably provided a nidus of infection there.

Liner


Definition:

  • (n.) One who lines, as, a liner of shoes.
  • (n.) A vessel belonging to a regular line of packets; also, a line-of-battle ship; a ship of the line.
  • (n.) A thin piece placed between two parts to hold or adjust them, fill a space, etc.; a shim.
  • (n.) A lining within the cylinder, in which the piston works and between which and the outer shell of the cylinder a space is left to form a steam jacket.
  • (n.) A slab on which small pieces of marble, tile, etc., are fastened for grinding.
  • (n.) A ball which, when struck, flies through the air in a nearly straight line not far from the ground.

Example Sentences:

  • (1) In this study, a potassium nitrate-polycarboxylate cement was used as a liner and was found clinically to tend to preserve pulpal vitality and significantly eliminate or decrease postoperative pain.
  • (2) On second impacts, the GSI rose considerably because the shell and liner of the DH-151 cracked and the suspension of the "141" stretched during the first blow.
  • (3) Neither pH nor composition of liner collection cone had an effect on postthaw acrosomal scores, but the time required for a 50% increase in severely damaged acrosomes was greater for spermatozoa collected in polyethylene than in rubber liner collection cones.
  • (4) The protective performance of the helmet shells, impact absorbing liners, and retention systems were evaluated, and the severity of the impacts sustained by the helmets was simulated in the test laboratory.
  • (5) A method has been described that will reduce the incidence of fungal growth and increase the period of resiliency for temporary soft liners.
  • (6) And while Altmejd presents sexual scenes of cartoonish horror and disgust, Lucas's art has embraced lavatorial humour, abjection, self-denigration, the pithy sculptural one-liner and the obscene gesture.
  • (7) When the PD reached 80-90% of the liner vacuum, the load was just sufficient to occlude the teat canal.
  • (8) That rock-star treatment then gets paid off with stale one-liners from the previous decade that sound like they were organized by shuffling notecards.
  • (9) Results from a field trial involving 23 Norwegian dairy herds support the theory that deflector shields inserted into the teatcup liner can reduce the risk of intramammary infection.
  • (10) The use of resilient denture liners in complete denture construction has become increasingly popular for providing comfort for denture wearers.
  • (11) New IMI of cows milked with high and low slip rate milking machine liners were compared.
  • (12) This study examined the physiological effects of performing moderate and high intensity work while wearing fire fighter's turnout gear with either a neoprene or GORE-TEX barrier liner.
  • (13) Teat cup liner slips, manual milking machine adjustments, milk yields, and milking times were recorded during both morning and evening milkings for 8 d on 97 Holstein cows in The Pennsylvania State University dairy herd.
  • (14) This study evaluated the effects of a dentin bonding system and glass ionomer liner on in vitro recurrent caries around resin composite restorations in dentin.
  • (15) It was time,” said Santiago Portal, 71, an engineer who came to Miami from Cuba 50 years ago and who previously considered himself a hard-liner.
  • (16) Updated at 3.33pm BST 2.34pm BST 58th over: England 124-6 (Ali 33, Prior 0) "From the middle of the bat to the edge is not a great distance", says Holding, who can make the Yellow Pages sound the Kama Sutra, only with one-liners.
  • (17) A polyurethane elastomer was microbiologically evaluated in vitro for its potential use in resilient denture liners.
  • (18) The bonding liner containing 2-(dimethylamino)ethyl methacrylate (DMAEMA) as a reducing agent decreased the rate of polymerization in the presence of 4-MET.
  • (19) However, when used in combination with the glass ionomer liner, the resin bonding system allowed very minimal microleakage.
  • (20) Entrusted to Moore, it would have been all over in a quick flurry of one-liners and raised eyebrows.

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