What's the difference between suction and traction?

Suction


Definition:

  • (v. t.) The act or process of sucking; the act of drawing, as fluids, by exhausting the air.

Example Sentences:

  • (1) The Cavitron Ultrasonic Surgical Aspirator (CUSA) is a dissecting system that removes tissue by vibration, irrigation and suction; fluid and particulate matter from tumors are aspirated and subsquently deposited in a canister.
  • (2) It is suitable either for brief sampling of AP durations when recording with microelectrodes, which may impale cells intermittently, or for continuous monitoring, as with suction electrodes on intact beating hearts in situ.
  • (3) During suction a flow of cold, dry room air replaces the warm, moist cavity air, causing cooling both directly and by vaporization of water.
  • (4) Suction mammaplasty can be used as a sole technique in congenital asymmetry or in post-reduction enlargement or asymmetry.
  • (5) If transportation is unduly delayed, immediate linear incision and suction may be of value.
  • (6) Suction blisters were raised on psoriatic lesions and normal appearing skin.
  • (7) The vocalight lights up a variable number of light-emitting diodes depending upon the loudness of sounds received at a hydrophone within the suction cup.
  • (8) Anesthetized, intubated kittens were subjected to one of two procedures: (1) insertion of a suction catheter to a predetermined distance and withdrawal with or without the application of suction or (2) insertion of the catheter until resistance was met and withdrawal with or without the application of suction.
  • (9) Survival analysis demonstrated that the probability of survival without developing nosocomial pneumonia was greater among closed-suctioning patients vs. open-suctioned patients (p less than .03).
  • (10) In vitro experiments with hydrogel discs of 56%, 65%, 69.5% and 75% water content were subjected to swelling pressures ranging from 55 to 150 mmHg in a suction chamber.
  • (11) One significant concern involves the rotary vane aspirators used to provide the suction required for the procedure.
  • (12) Concomitant bilateral myringotomy with suction aspiration of the middle ear contents also should be done, with or without placement of tympanostomy tubes at the discretion of the surgeon.
  • (13) Having made the above observations and comparison, it must be concluded that the suction method is clearly the more advantageous.
  • (14) Thirty four per cent of the patients had no peritoneal drainage and an abscess rate of 1.8%, 18% had only closed suction drainage and 0% abscess rate, 15% had only open sump drainage and a rate of 8.3%, 14% had only open Penrose drainage with a rate of 8.7%, and 19% had a combination of both open Penrose and sump drainage with a rate of 22.5%.
  • (15) These complications could not be seen when extracardiac suction blood was eliminated or filtrated.
  • (16) The time course of appearance and the dynamic changes of immunocompetent cells were assessed in human skin following sterile suction blister would healing.
  • (17) Active filling (-10 mmHg) inside inner blood sacs was produced by the suction effects of the outer sacs attached to a moving actuator.
  • (18) The PTB-suction prosthesis has been studied by a roentgenological technique.
  • (19) Whole-cell ICa free of other overlapping currents was recorded with a suction pipette.
  • (20) Baroreflex responsiveness was determined from the R-R interval responses to neck suction and pressure (repeated trials of 5-s stimuli of -20, -40, and 35 mmHg).

Traction


Definition:

  • (n.) The act of drawing, or the state of being drawn; as, the traction of a muscle.
  • (n.) Specifically, the act of drawing a body along a plane by motive power, as the drawing of a carriage by men or horses, the towing of a boat by a tug.
  • (n.) Attraction; a drawing toward.
  • (n.) The adhesive friction of a wheel on a rail, a rope on a pulley, or the like.

Example Sentences:

  • (1) After 3-5 days of side-arm traction, swelling had usually diminished sufficiently to allow the elbow to be safely hyperflexed to stabilize the fracture after elective closed reduction.
  • (2) The effects exerted on the cervical spine by a traction of 150 N was studied by means of an improved radiographic technique.
  • (3) The tractional resistance carried out on the laminate fronts where a treatment of only silane and resin of connection was applied, was greater where the treatment of silane was employed.
  • (4) Although the entire cohort of neck patients, regardless of group assignment, improved significantly on all the outcome variables over the 6-week period, patients receiving intermittent traction performed significantly better than those assigned to the no traction group in terms of pain (P = 0.03), forward flexion (P = 0.01), right rotation (P = 0.004) and left rotation (P = 0.05).
  • (5) In a group of 35 patients with cervical painful syndromes due to degenerative changes the authors applied traction treatment together with pharmacological agents.
  • (6) To avoid the complications attributable to the cervical spine, we recommend roentgenographic examination in all neurofibromatosis patients who are about to have general anesthesia or skull traction for treatment of scoliosis.
  • (7) Traction spurs with segmental hypermobility were found more commonly at the L4-5 level in patients whose spines were not fused, particularly women.
  • (8) Eight macerated human child skulls with a dental age of approximately 9.5 years (mixed dentition) were consecutively subjected to an experimental standardized high-pull headgear traction system attached to the maxilla at the first permanent molar area via an immovable acrylic resin splint covering all teeth.
  • (9) Kirschner improved the wire traction procedure decisevely.
  • (10) The pair arrived back in the office shortly before 6pm, as reports that the incident was a terrorist attack began to gain traction.
  • (11) The procedure consists of a Kirschner wire used as the means of traction on the remaining soft tissue of the lower lip, using the upper teeth or pyriform aperture bone as remote fixed points for tissue traction.
  • (12) Normal neck-shaft angle accounted to 53.1% in the traction group.
  • (13) Most arteries follow a straight course because they are stretched by longitudinal traction.
  • (14) Postoperatively, the patient is placed in traction for a time and then is allowed to walk with non-weight-bearing.
  • (15) It was also recorded that patients with edematous fibroplastic process in the central zone accompanied by vitreoretinal tractions often develop equatorial dystrophies, this being a risk factor of retinal detachment.
  • (16) Peroneal nerve traction does not result in abnormalities of the dorsalis pedis pulse, pain on passive muscle stretch or a tense anterior tibial compartment.
  • (17) It is concluded that the coefficient of limiting friction obtained during full-sole contact with the floor is a suitable means of distinguishing between tractional qualities of shoes.
  • (18) Patients with a femoral neck fracture often undergo skeletal traction until surgery.
  • (19) Retinal traction can be counteracted by the oil up to a calculated threshold value, depending on the size and shape of the tear, the strength of the surface tension and, most importantly, the distance between the retina and choroid.
  • (20) An area of translucence around a dense zone, appearing more clearly with traction, is suspicious.

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