needle holders holder suture needle
Báo cáo y học: " Efficacy of the Valsalva Maneuver on Needle Projection Pain and Hemodynamic Responses During Spinal Puncture"
... anesthesia by 25-guage Quincke needle, 90% of them had moderate to severe pain using NRS (unpublished observation) Presuming that valsalva maneuver during spinal needle projection would reduce ... Discussion This study suggests that performing Valsalva maneuver during spinal needle projection reduces the severity of spinal needle puncture pain During valsalva maneuver intrathoracic pressure increases ... and > as severe pain In a pilot study of 20 patients having spinal anesthesia by 25-guage Quincke needle without introducer and any local infiltration, 90% of them had moderate to severe pain using...
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Tài liệu Silver Needle in the Skype ppt
... phase Playing with Skype Traffic Nice commands Conclusion Philippe BIONDI, Fabrice DESCLAUX Silver Needle in the Skype 2/98 Skype protections Skype seen from the network Advanced/diverted Skype functions ... activity) =⇒ Jams the signs of real information exfiltration Philippe BIONDI, Fabrice DESCLAUX Silver Needle in the Skype 3/98 Skype protections Skype seen from the network Advanced/diverted Skype functions ... Impossible to scan for trojan/backdoor/malware inclusion Philippe BIONDI, Fabrice DESCLAUX Silver Needle in the Skype 4/98 Skype protections Skype seen from the network Advanced/diverted Skype functions...
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Finding a needle in Haystack: Facebook’s photo storage ppt
... sequence of needles Each needle represents a photo stored in Haystack Figure illustrates a volume file and the format of each needle Table describes the fields in each needle To retrieve needles quickly, ... Note that the space occuneedles is the alternate key field, which in decreasing order can be ‘n,’ ‘a,’ ‘s,’ or ‘t’ Superblock Needle Key Needle Alternate Key Needle Offset Needle Size Flags Field ... If the new needle is written to the same logical volume, then Store machines append the new needle to the same corresponding physical volumes Haystack distinguishes such duplicate needles based...
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báo cáo hóa học: "Bayesian aggregation versus majority vote in the characterization of non-specific arm pain based on quantitative needle electromyography" pot
... these to the potential observed at a surface electrode overlying the needle uptake volume By considering a “window” based on the needle- triggered firing, a template of the mean observed voltage may ... Comperio EMG system (Neurosoft, Sterling, VA) were used to acquire the needle and surface EMG data during 30 s intervals as in [34] The needle position was adjusted until the average peak acceleration ... low-level contraction (5-10% MVE) was above 30 kV/s2 [33] Once a suitable needle position was found, the operator stabilized the needle manually and then asked the subject to hold a desired contraction...
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báo cáo hóa học: " Intense ultraviolet emission from needle-like WO3 nanostructures synthesized by noncatalytic thermal evaporation" pptx
... nanowire network Needle- like tungsten oxide nanostructures were grown in zone (590°C to 750°C), i.e., in quite a low-temperature range The W/O atomic ratio (8.01/2.80) in the needle- like tungsten ... from the needle- like nanostructures than that from the WO - x nanowire networks in Luo et al’s report [8] may be due partially to the higher density of surface states at the surfaces of the needle- like ... emission band at 390 nm and a broad weak blue emission band centered approximately at 475 nm from the needle- like nanostructures grown in zone were observed in this study The strong NUV emission from...
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Báo cáo hóa học: " Facile template-free synthesis of pine needle-like Pd micro/nano-leaves and their associated electro-catalytic activities toward oxidation of formic acid" pot
... analyzed by an inductive coupled plasma emission spectrometer (ICP) Results and discussion Pine needle- like Pd micro/nano-leaves were prepared by a cyclic voltammetry method, i.e., electrodeposition ... doi:10.1186/1556-276X-6-381 Cite this article as: Zhou et al.: Facile template-free synthesis of pine needle- like Pd micro/nano-leaves and their associated electro-catalytic activities toward oxidation...
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research on needle stick injuries amongst health care workers and interventions in selected hospitals in hanoi
... (8.8%) In the NSI causes, hypodermic needles rate was highest (31.7%), followed by winged needle (19.2%), needles (16.0%), metal static blood vessels (15%), needle biopsy has low percentage (2%) ... proportion of HCWs had hypodermic needles hurting is the highest (31.7%), followed by winged needle (19.2%), sharps (16.1%), needles (16.0%), venous blood (15%), needle biopsy is low (2%) The study ... strategies and prevention pprogram on needlestick injuries has been becoming an emmerged issue but up to now there were not any comprehensive studies on occupational needlestick injuries and related...
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Báo cáo lâm nghiệp: "Response of Douglas-fir leaf area index and litterfall dynamics to Swiss needle cast in north coastal Oregon, USA" ppt
... pseudothecia in the stomates of older infected needles and are carried by wind and rain to newly emerged needles [21] The spores germinate on the surface of a new needle, enter through the stomates, and ... to 100 needles from each frozen subsample were measured for projected leaf area (nearest 0.001 cm2 ) by an image analysis system (CID corporation, Longview, WA) After measurement, the needles ... the SLA of needles in foliage litter, or the seasonal variation in litter SLA [48] The SLA of freshly senescent foliage relative to live foliage from younger Leaf area index and Swiss needle cast...
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Báo cáo lâm nghiệp: " Variation of the photosynthetic capacity across a chronosequence of maritime pine correlates with needle phosphorus concentration" pptx
... d)/4 × π + d) × l Needles were dried subsequently at 65 °C for 72 h, weighted and specific leaf area (SLA, m2 kg–1) was calculated as the ratio of needle area to dry weight Needles were re-dried ... spherical shape of the thermocouple which forbids a close contact between needle surface and the thermocouple Instead, the needle temperature was estimated from light intensity and cuvette temperature ... aerodynamic conductance of the needle replica over a range of locations in the cuvette was estimated to 3000 mmol H2O m–2 s–1 It is worth noting that the difference between needle and air temperature...
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Báo cáo lâm nghiệp:" Needle longevity, shoot growth and branching frequency in relation to site fertility and within-canopy light conditions in Pinus sylvestris" potx
... for 3-yr needles) Needle nitrogen contents, NM, were independent of needle age in the fertile site (table IA), but NM increased in the second-year needles relative to the first-year needles in ... the needle crosssection geometry by half-ellipse [55] The projected needle area, AP, was computed as Wn·Ln The sample needles were weighted after oven-drying at 70 °C for at least 48 h, and needle ... half-elliptical needle cross-section geometry was also employed to find needle volume (V, [55]) and the V/AT ratio (mm) Given that needle dry mass per unit area, MA, is a product of V/AT and needle density...
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Báo cáo khoa học: "Needle nutrients in geographically diverse Pinus sylvestris L. populations" docx
... pattern in needle morphology The data reveal the existence of significant differences in needle morphology among 16 populations grown in common-garden in Kornik, Poland (table I) Needle length ... (figure 1) A similar pattern was observed for needle area and mass Needle width decreased from south to north, ranging from 1.4 to 1.9 mm (figure 1) Since needle area and mass were highly correlated ... from Needle nutrients in Pinus sylvestris populations Needle length (mm) 100 (a) 14 (49°N) 12 (50°N) (52°N) (56°N) (59°N) 15 (60°N) 75 r = 0.81 p < 0.0001 50 46 48 50 52 54 56 58 60 62 Needle...
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Báo cáo khoa học: "Does bulk-needle δ13C reflect short-term discrimination" pptx
... of needles were chosen on one tree, preferably each pair from a different branch The needles had to be exposed to the sunlight and not shaded by other needles, branches or trees The selected needles ... influences on bulk -needle δ13C 139 Figure Open Circles: Linear regression between ∆i and needle (N = 52) ∆i was calculated from the average performance of the needle over one day, needle was calculated ... of the shape of pine needles (N = 5; resolution of mm along the length of the needles), a mathematical model using a half elliptical cone stump and two measuring points on a needle of height and...
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Báo cáo khoa học: "Surgical outcomes of borderline breast lesions detected by needle biopsy in a breast screening program" ppsx
... lesions identified on needle biopsy that were recommended for a surgical biopsy Vacuum assisted large core stereotactic guided core needle (VALCS) biopsy was the most common needle biopsy method ... Fine needle biopsy; LCIS, Lobular carcinoma in situ; MLL, Mucocele-like lesions; US CNB, Ultrasound guided core needle biopsy; VALCS, Vacuum assisted large core stereotactic guided core needle ... lesions (n = 1) The radiographic abnormalities for which the women underwent a needle biopsy are shown in table Needle biopsies performed for calcifications, stellate lesions and discrete opacities...
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Báo cáo khoa học: "Scaling up from the individual tree to the stand level in Scots pine. I. Needle distribution, overall crown and root geometry" ppsx
... applied for all classes of needles when converting needle dry masses to needle area values 2.7 Projected vertical needle distribution It was assumed that individual clouds of needles were composed ... sub-samples Total needle area per cloud was calcu- lated by applying an allometric relation (Riguzzi et al., in prep.) between needle dry mass and needle area for individual needle pairs (or fascicles) ... the roots 2.6 Needle distribution The vertical and radial distribution of needles were destructively estimated using the ’cloud’ technique on the harvested trees [7] The position of needles was...
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Báo cáo khoa học: "Effects of needle clumping in shoots and crowns on the radiative regime of a Norway spruce canopy Alessandro Cescatti" ppsx
... experimentally estimated in the study area (5.54 ± 1.05 m Needle clumping in shoots was ) -1 kg quantified as the ratio of shoot silhouette to total needle area ( STAR ) and equals 0.161 [28] The spatial ... foliage elements within crowns (needles or shoots according to the architectural scenario) was assumed to be random; the leaf area density (LAD, half the total needle area per unit crown volume) ... reduces the interception efficiency of the canopy (figure 6, scenario RNd) 3.2.3 Needles clumping in shoots The effect of needle clumping in shoots the radiative regimes of the different canopy scenarios...
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Báo cáo lâm nghiệp: "Interactions of ozone and pathogens on the surface structure of Norway spruce needle" potx
... characteristic of the current yr needles, was less abundant in the ozone-fumigated needles This can partly be associated with the fungal pathogens that were observed on the needles The erosion-promoting ... dramatic than that caused by air pollutants Needles fumigated with ambient air and 100 f of were the most infected, l9 /m while only a few infected needles could be observed in the material that ... sur- face erosion in the needles is interesting at least as an intensifying factor in the erosion caused by other air pollutants In the current study, the surface in the needles infection in ambient...
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Báo cáo lâm nghiệp: "Studies on Scots pine (Pinus sylvestris L.) and Norway spruce (Picea abies (L.) Karst.) needle cuticles" potx
... isolated from needles (e.g., d old pine needles, 8-15 d old spruce needles) with a short incubation period of 1-3 d The young cuticles are very brittle and easily damaged In young needles, the ... could be caused by needle age differences The pine needles were about 20 d old, whereas the spruce needles were over 30 d old An age difference of 10 d can be of importance in young needles Percy ... and pine needles was many-fold that of untreated dry spruce and pine needles when tested in early July The cuticles used for penetration studies were also micrographed and the seen The needles...
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Báo cáo khoa học: "Predictive factors for breast cancer in patients diagnosed atypical ductal hyperplasia at core needle biopsy" doc
... core needle biopsy J Surg Oncol 1998, 67:168-173 Hoang JK, Hill P, Cawson JN: Can mammographic findings help discriminate between atypical ductal hyperplasia and ductal carcinoma in situ after needle ... biopsy (23.1%) (p = 0.725) Univariate analysis revealed that age ( 50 years) at the time of core needle biopsy (p = 0.006), size on imaging (> 10 mm; p = 0.033), and combined mass with microcalcification ... 2) When those three factors were included in multivariate analysis, only age at the time of core needle biopsy (p = 0.035, HR 6.201, 95% CI 1.13533.891) was found to be an independent predictor...
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Báo cáo y học: "Effect of small interference RNA (siRNA) for ADAMTS5 on intervertebral disc degeneration in the rabbit anular needle-puncture model" pptx
... IVD by using the rabbit anular needle- puncture model and injection of the antiADAMTS5 oligonucleotide An anular puncture model was established by using an 18gauge needle at a defined depth of puncture ... performed to confirm that the rabbits received identical punctures with an 18-gauge needle at the correct levels The needle puncture was found to have reduced the %DHI at week (70% DHI; P > 0.06, ... (06-067) Under general anesthesia, lumbar IVDs were exposed, and the initial puncture with an 18-gauge needle was performed on two noncontiguous discs (L2/3 and L4/5), with the disc (L3/4) between the...
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Báo cáo y học: "An interesting journey of an ingested needle: a case report and review of the literature on extraabdominal migration of ingested Foreign bodies" pdf
... migration of sewing needle from the esophagus [7] On the contrary, Graffstädt et al presented a journey of a wandering needle from bronchus to intestine in a 14-year-old girl The needle had been ... Fluoroscopy and finger palpation were used to verify the exact location of the needle during the operation and the needle was removed after pneumotomy The postoperative period was uneventful and ... http://www.cardiothoracicsurgery.org/content/6/1/77 Figure A plain abdominal radiography (PAR) revealed a needle located in the upper abdomen that the needle was located in the lower lobe of the left lung (Figure 4) Also, there...
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