To the Editor:Neurovascular injury is an uncommon complication of clavicle fractures,and occurs in at most 1%of all clavicle fractures.Neurovascular injury is mostly caused by high-energy blunt injury to the clavicle....To the Editor:Neurovascular injury is an uncommon complication of clavicle fractures,and occurs in at most 1%of all clavicle fractures.Neurovascular injury is mostly caused by high-energy blunt injury to the clavicle.[1]Because its symptoms are less prominent,these vascular injuries are easily neglected and may result in severe consequences.However,few studies have reported a standardized management for this rare trauma.Here,we present a case of a 30-year-old man who suffered an open clavicle fracture with acute subclavian artery and brachial plexus injuries.After treating this case,we concluded that neurovascular examinations and multidisciplinary therapeutic strategies are urgently needed for clavicle fractures with associated neurovascular injury.The authors certify that they have obtained the patient’s consent to the publication of information about him in a journal or thesis.The information will be published without the patient’s name attached and every attempt will be made to ensure anonymity.展开更多
An active distribution system power-supply planning model considering cooling,heating and power load balance is proposed in this paper.A regional energy service company is assumed to be in charge of the investment and...An active distribution system power-supply planning model considering cooling,heating and power load balance is proposed in this paper.A regional energy service company is assumed to be in charge of the investment and operation for the system in the model.The expansion of substations,building up distributed combined cooling,heating and power(CCHP),gas heating boiler(GHB)and air conditioner(AC)are included as investment planning options.In terms of operation,the load scenarios are divided into heating,cooling and transition periods.Also,the extreme load scene is included to assure the power supply reliability of the system.Numerical results demonstrate the effectiveness of the proposed model and illustrate the economic benefits of applying distributed CCHP in regional power supply on investment and operation.展开更多
基金Guangdong Basic and Applied Basic Research Foundation(Nos.2021A1515011285,2019A1515010800)Major Project under the Science and Technology Development Scheme of Guangdong Province(Nos.210715106900918,[2020]53-129)Shantou Science and Technology Plan Medical and Health Category Project(No.211114216492935)
文摘To the Editor:Neurovascular injury is an uncommon complication of clavicle fractures,and occurs in at most 1%of all clavicle fractures.Neurovascular injury is mostly caused by high-energy blunt injury to the clavicle.[1]Because its symptoms are less prominent,these vascular injuries are easily neglected and may result in severe consequences.However,few studies have reported a standardized management for this rare trauma.Here,we present a case of a 30-year-old man who suffered an open clavicle fracture with acute subclavian artery and brachial plexus injuries.After treating this case,we concluded that neurovascular examinations and multidisciplinary therapeutic strategies are urgently needed for clavicle fractures with associated neurovascular injury.The authors certify that they have obtained the patient’s consent to the publication of information about him in a journal or thesis.The information will be published without the patient’s name attached and every attempt will be made to ensure anonymity.
基金This project is supported by National High Technology Research and Development Program of China(863 Program)(No.2014AA051902).
文摘An active distribution system power-supply planning model considering cooling,heating and power load balance is proposed in this paper.A regional energy service company is assumed to be in charge of the investment and operation for the system in the model.The expansion of substations,building up distributed combined cooling,heating and power(CCHP),gas heating boiler(GHB)and air conditioner(AC)are included as investment planning options.In terms of operation,the load scenarios are divided into heating,cooling and transition periods.Also,the extreme load scene is included to assure the power supply reliability of the system.Numerical results demonstrate the effectiveness of the proposed model and illustrate the economic benefits of applying distributed CCHP in regional power supply on investment and operation.
