ライフサイエンスコーパス: helmet

1 k co-option hypothesis for the origin of the helmet.

2 arts of their head against the inside of the helmet.

3 co2 should be monitored during CPAP with the helmet.

4 uction and the flow of fresh gas through the helmet.

5 uards, 28 percent elbow pads, and 20 percent helmets.

6 middle and low in a recent study of 30 cycle helmets.

7 head protection systems, such as airbags and helmets.

8 lored, colored and gray, were exposed on the helmets.

9 g designs of TBI prevention systems, such as helmets.

10 , comfortable restraint using individualized helmets.

11 ere more uninsured patients who did not wear helmets.

12 study; 29% of cases and 56% of controls were helmeted.

13 ance, achieving AP50 scores of 92.4% for non-helmet, 88.17% for non-mask, 87.17% for non-vest, 85.36%

14 vestigated the effect of the Advanced Combat Helmet (ACH) and a conceptual face shield on the propaga

15 and address portability concerns that limit helmet adoption.

16 skull suggest that Richard was not wearing a helmet, although the absence of defensive wounds on his

17 ng infrastructure, and implementing stricter helmet and alcohol policies, may prove effective for red

18 By contrast, the helmet and face shield combination impeded direct transm

19 lmeted head, head with helmet, and head with helmet and face shield were exposed to a frontal blast w

20 primarily those that lead to unintentional (helmet and seatbelt use) and intentional (feeling unsafe

21 esign of future protective apparatus such as helmets and body armor.

22 nuated by the use of protective gear such as helmets and protective padding.

23 were 1.8 times less likely than girls to use helmets and seatbelts.

24 s to identify the compounds constituting the helmets and to make some considerations about their meta

25 oper personal -protective equipment (welding helmets), and also receive regular eye checkup and healt

26 stance via a high-flow nasal cannula (HFNC), helmet, and face-mask noninvasive ventilation is used.

27 cted in which the unhelmeted head, head with helmet, and head with helmet and face shield were expose

28 Of the patients 76% wore helmets, and had lower Glasgow coma scale, injury severi

29 nimizes CO2 rebreathing during CPAP with the helmet; and c) minute ventilation and Pco2 should be mon

30 hether contextually related objects (bicycle-helmet) are represented more similarly in convolutional

31 aw was in place were twice as likely to wear helmets as children in counties without the law.

32 rifying respirator (PAPR) hood, and the PAPR helmet assembly; repeated hand hygiene (eg, with hand sa

33 riders (63.5%) were male, 1474 (46.2%) were helmeted at the time of injury, and 516 (16.2%) were int

34 ury risk compared to the best-performing EPS helmet, attributed to its nearly twice as long impact du

35 Impacts were measured using helmet-based sensors during practices and games througho

36 ed by 20%) within other items of PPE such as helmets, boots and tunic/trouser pockets.

37 potheses for the developmental origin of the helmet by comparing body-region transcriptomes in a tree

38 6,907 (79%) of 21,313 riders observed wore a helmet, compared with only 148 (33%) of 450 riders in co

39 particulate matter coating the firefighters' helmets contained some of the highest levels of dibenzof

40 ask, high-flow nasal cannula (40 L/min), and helmet continuous positive airway pressure (CPAP).

41 ncluded three interventions: HFNC ( n = 47), helmet continuous positive airway pressure (CPAP; n = 52

42 One argument is that helmets contribute to severe injuries and are not associ

43 The effectiveness of helmets could not be assessed.

44 ( p = 0.11) in the HFNC, face-mask CPAP, and helmet CPAP, respectively.

45 89) at 90 days for HFNC, face-mask CPAP, and helmet CPAP, respectively.

46 .49) for HFNC and 1.0 (95% CI 0.66-1.51) for helmet CPAP.

47 We collected helmet data for the athletes, which we correlated with D

48 e presence of viscoelastic components in the helmet decreased strain and strain-rate for frontal impa

49 and improving protective strategies, such as helmet design.

50 We hope our results will inspire new helmet designs which adopt air-filled chambers to improv

51 Helmets do not appear to offer any protection for the lo

52 mpared to the unhelmeted head, the head with helmet experienced slight mitigation of intracranial str

53 s hallmark features include a 'Greek warrior helmet' facial appearance, mental retardation, various m

54 ned to continue face mask NIV or switch to a helmet for NIV support for a planned enrollment of 206 p

55 dicate a protective effect of 69% to 74% for helmets for 3 different categories of head injury: any h

56 By contrast, in treehoppers, helmet gene expression is most similar to that of wings,

57 or-free days was significantly higher in the helmet group (28 vs 12.5, P < .001).

58 he face mask group and 18.2% (n = 8) for the helmet group (absolute difference, -43.3%; 95% CI, -62.4

59 ter randomization were 20 (IQR, 0-25) in the helmet group and 18 (IQR, 0-22) in the high-flow nasal o

60 rate of in-hospital mortality was 24% in the helmet group and 25% in the high-flow nasal oxygen group

61 on resulted in 44 patients randomized to the helmet group and 39 to the face mask group.

62 At 90 days, 15 patients (34.1%) in the helmet group died compared with 22 patients (56.4%) in t

63 e mask group had nose ulcers and 6.8% in the helmet group had neck ulcers).

64 thin 28 days was significantly higher in the helmet group than in the high-flow nasal oxygen group (2

65 al intubation was significantly lower in the helmet group than in the high-flow nasal oxygen group (3

66 We measured limb mechanics of helmeted guinea fowl (Numida meleagris) running over an

67 overnment is introducing thousands of exotic helmeted guineafowl (Numida meleagris).

68 00,000 poses from the hindlimb joints of the Helmeted Guineafowl and American alligator, which repres

69 Personal Fall Arrest System (PFAS), such as helmets, harnesses, and lifelines.

70 The "helmet" has been used as a novel interface to deliver no

71 impact due to a fall from ground level and a helmeted head impact in a road traffic accident involvin

72 biomechanical forces within the brain during helmeted head impacts.

73 The helmeted headform was subjected to impacts to the front,

74 sporting injuries, so we studied a helmet-to-helmet impact in an American football game.

75 ee text] norm, significantly correlated with helmet impact measures, e.g. cumulative unweighted rotat

76 lower for the air-filled helmet than the EPS helmets in all impact locations.

77 of wrist guards, elbow pads, knee pads, and helmets in preventing skating injuries.

78 ) and pressure support delivered through the helmet interface in patients with hypoxemia need to be b

79 patients with COVID-19 with the premise that helmet interface is more effective than mask interface i

80 83 lives, and 51 698 lives could be saved by helmet interventions.

81 The helmet is a transparent hood that covers the entire head

82 vironment, and therefore the PCO2 inside the helmet is primarily a function of the subject's CO2 prod

83 We hypothesized that breathing with the helmet is similar to breathing in a semiclosed environme

84 e, with and without enactment of a mandatory helmet law as the intervention.

85 odds of helmet usage after implementation of helmet law; however, the results were statistically sign

86 ies or from the African WHO region, in which helmet laws are least commonly present.

87 In this study, we observed that mandatory helmet laws had substantial public health benefits in al

88 rily affecting motorcyclists, the utility of helmet laws outside of high-income settings has not been

89 Motorcycle helmet laws remain controversial, and advocacy groups co

90 All states should have universal motorcycle helmet laws that are aggressively enforced.

91 of motorcycle fatalities after enactment of helmet legislation (OR: 0.71; 95% CI: 0.61; 0.83) with n

92 ferences in outcomes of mandatory motorcycle helmet legislation and determine whether these varied ac

93 g shrimp are protected from shock waves by a helmet-like extension of their exoskeleton termed the or

94 nitudes of shock waves, which suggests these helmet-like structures dampen shock waves by trapping an

95 products and delivering emergency alerts on helmet liners for physical hazards.

96 ically to detect essential PPE items such as helmets, masks, vests, gloves, and shoes.

97 Delivery of NIV with a helmet may be a superior strategy for these patients.

98 However, due to its large volume, the helmet may predispose to CO2 rebreathing.

99 olved in the total oxidation of roman bronze helmet metal.

100 reshold (n = 84) and 22.5% wore a protective helmet (n = 32).

101 ases (constant Fi(O(2))) of HFNO (60 L/min), helmet NIV (PEEP = 14 cm H(2)O, pressure support = 12 cm

102 with Pa(O(2))/Fi(O(2)) < 200 mm Hg received helmet NIV (positive end-expiratory pressure >= 10 cm H(

103 with HFNC in hypoxemic respiratory failure, helmet NIV improves oxygenation, reduces dyspnea, inspir

104 ctives: Physiological comparison of HFNC and helmet NIV in patients with hypoxemia.Methods: Fifteen p

105 nts and Main Results: As compared with HFNC, helmet NIV increased Pa(O(2))/Fi(O(2)) (median [interqua

106 Helmet NIV reduced respiratory rate (24 breaths/min [23-

107 Among patients with ARDS, treatment with helmet NIV resulted in a significant reduction of intuba

108 Conclusions: Compared with HFNO, helmet NIV, but not CPAP, reduced DeltaP(ES).

109 eases in transpulmonary pressure swings with helmet NIV.

110 gnificant reduction in 90-day mortality with helmet NIV.

111 Patients were randomized to receive helmet noninvasive ventilation (n = 159) or usual respir

112 ationale: High-flow nasal cannula (HFNC) and helmet noninvasive ventilation (NIV) are used for the ma

113 ssigned to receive continuous treatment with helmet noninvasive ventilation (positive end-expiratory

114 Helmet noninvasive ventilation (RR, 0.26 [95% CrI, 0.14-

115 ompared with standard oxygen, treatment with helmet noninvasive ventilation (RR, 0.40 [95% CrI, 0.24-

116 Results of this study suggest that helmet noninvasive ventilation did not significantly red

117 There were 2 serious adverse events in the helmet noninvasive ventilation group and 1 in the usual

118 occurred in 5 of 159 patients (3.1%) in the helmet noninvasive ventilation group and 10 of 161 (6.2%

119 ccurred in 30 of 159 patients (18.9%) in the helmet noninvasive ventilation group and 25 of 161 (15.5

120 days, 43 of 159 patients (27.0%) died in the helmet noninvasive ventilation group compared with 42 of

121 .2%) required endotracheal intubation in the helmet noninvasive ventilation group compared with 81 of

122 Helmet noninvasive ventilation has been used in patients

123 moderate to severe hypoxemia, treatment with helmet noninvasive ventilation, compared with high-flow

124 ual features with respect to the more common helmets of the same period and found in underwater envir

125 Bicycle helmets offer substantial protection for the upper and m

126 The helmets, originally made in bronze, have maintained thei

127 ffect of hard-shell, thin-shell, or no-shell helmets (P=.5).

128 There is a survival advantage for helmeted patients.

129 a) The helmet predisposes to CO2 rebreathing and should not be

130 ectives: To assess the respective effects of helmet pressure support (noninvasive ventilation [NIV])

131 t and cost-effective solutions for enhancing helmet protection and decreasing strain and strain-rate

132 > or = 20 years) indicate similar levels of helmet protection by age (OR range, 0.27-0.40).

133 onal risk being slightly better than the EPS helmet ranked middle.

134 nd compared it with three conventional cycle helmets, ranking high, middle and low in a recent study

135 Two Monterfortino helmets, recovered in the Mediterranean seabed, show unu

136 age, sex, speed, and surface, we found that helmets reduced the risk of injury to the upper face (od

137 Bicycle helmets, regardless of type, provide substantial protect

138 usted for age, sex, and seat position, for a helmeted rider compared with an unhelmeted rider was 0.6

139 The air-filled helmet's rotational performance compared to the EPS helm

140 matrix (PEM), composed of American football helmet sensor data, summarized from literature review by

141 ain neuromodulation, featuring a 256-element helmet-shaped transducer array (555 kHz), stereotactic p

142 For example, the inner layer of a helmet should be soft for cushioning while the outer she

143 The air-filled helmet showed a 44% reduction in overall linear brain in

144 served in the unprotected head and head with helmet simulations.

145 inating the potential of false readings from helmet sliding or peak angular acceleration.

146 ment of impacts sustained to the head during helmeted sports.

147 Patient helmet status (wearing vs not wearing vs unknown) was ex

148 the high-detail prompt to classifications of helmet status generated by researchers reading the clini

149 ggest that they may originate at the tips of helmet streamers(5,6), from interchange reconnection nea

150 h as the jumping leg of orthopterans and the helmet structures of treehoppers.

151 Moreover, ictal recordings with fixed-helmet systems are problematic because of limited moveme

152 fied in children, for whom adult-sized fixed-helmet systems are typically too big.

153 nd linear risk were lower for the air-filled helmet than the EPS helmets in all impact locations.

154 rely on sensors integrated in the athlete's helmet, the flexible patch attached to the neck would pr

155 dies by Cairns and Holbourn, promulgation of helmets to prevent motorcycle injuries by Cairns, develo

156 cur after sporting injuries, so we studied a helmet-to-helmet impact in an American football game.

157 vide light-weight solutions instead of bulky helmet-type headsets.

158 intervention was well-tolerated, because the helmet-type mask caused no pain or discomfort, as compar

159 positive pressure ventilation (NPPV) with a helmet-type mask in two young children with acute severe

160 ous positive airway pressure (CPAP) with the helmet under a variety of ventilatory conditions in a lu

161 superior protection compared with EPS liner helmets under oblique impacts.

162 All studies demonstrated higher odds of helmet usage after implementation of helmet law; however

163 Studies were included if they evaluated helmet usage, mortality from motorcycle crash, or trauma

164 9.5%] vs 180 [7.7%]) and had a lower rate of helmet use (18 [2.1%] vs 1456 [62.2%]).

165 t the positive influence of a law on bicycle helmet use among children.

166 such a law for children in order to increase helmet use and consequently reduce brain injury.

167 ue, core and neuromuscular conditioning, and helmet use are important preventive measures; avoidance

168 Rates of helmet use at the time of injury or interview were 5% an

169 ffectiveness of a 1997 Florida law requiring helmet use by all bicyclists younger than age 16 years.

170 Helmet use by children of all racial groups exceeded 60%

171 Helmet use could save approximately $32.5 million by red

172 76,944 were in motorcycle collisions and had helmet use documented.

173 cy change and enforcement of laws concerning helmet use for motorcyclists and bicyclists, car seat an

174 Logistic regression analysis indicated that helmet use has a strong protective effect on in-hospital

175 Helmet use was less in electric vehicle incidents compar

176 The association of helmet use with death in a motorcycle crash can be estim

177 road injuries (ie, speeding, drink driving, helmet use, and use of seatbelt or child restraint).

178 associations with sex, age, time of injury, helmet use, intoxication, body region, and injury severi

179 petration of aggression, seat-belt use, bike-helmet use, substance use, discrimination, terrorism wor

180 riding bicycles in counties where the state helmet-use law was in place were twice as likely to wear

181 counties in Florida had enacted the bicycle helmet-use law, while the other three counties had opted

182 mance of a commercially available air-filled helmet, Ventete aH-1, under oblique impacts, and compare

183 bacteriophage concentrations associated with helmet ventilation with a PEEP valve (4.29 x 10(-1) PFU/

184 s and Main Results: Invasive ventilation and helmet ventilation with a PEEP valve were associated wit

185 cuff connected to a mechanical ventilator), helmet ventilation with a positive end-expiratory pressu

186 Risk of head injury in helmeted vs unhelmeted cyclists adjusted for age and mot

187 s rotational performance compared to the EPS helmets was dependent on the impact location, with its o

188 d differences in composition between the two helmets were attributed to the position modification, of

189 Helmets were equally effective in crashes involving moto

190 Helmets were fitted to a new headform with more biofidel

191 Helmets were used by 47% of cases and 57% of controls.

192 rs were younger than bicyclists, did not use helmets, were more often intoxicated, and were more ofte

193 Infant monkeys were fit with a light-weight helmet which held a total of 27 diopters of base-in pris

194 rmed into a three-dimensional structure (the helmet), which was subsequently moulded by natural selec

195 ogenic sensors in a rigid, one-size-fits-all helmet, which results in several limitations, particular

196 Motorcycle helmets with and without the viscoelastic components wer

197 r designing lightweight and portable bicycle helmets, yet their effectiveness in real-world cycling a