1.West China Hospital′s protocol for the diagnosis and treatment of prolonged disorders of consciousness secondary to severe traumatic brain injury
Yikai YUAN ; Tong SUN ; Junwen GUAN
Chinese Journal of Trauma 2025;41(8):721-727
Prolonged disorders of consciousness (pDoC) represent severe complications following severe traumatic brain injury, imposing substantial burden on both families and the society. Currently, the diagnosis and treatment of pDoC still face challenges, including insufficient assessment accuracy and limited efficacy of arousal therapies. On one hand, innovative approaches such as neuroimaging, electrophysiological techniques, and neuromodulation have provided new directions for the diagnosis and treatment of pDoC, yet standardized diagnostic and therapeutic protocols as well as large-scale clinical evidence remain lacking. On the other hand, standardized management of pDoC requires multidisciplinary collaboration, yet the limited number of specialized arousal centers in China hinders the provision of systematic therapy. The Department of Neurosurgery at West China Hospital, Sichuan University has established a comprehensive pDoC care system through a multidisciplinary team approach. To this end, the authors systematically summarized the clinical exploration and advancements in pDOC arousal therapy by West China Hospital′s neurosurgical team, aiming to provide valuable insights for domestic peers and jointly advance the optimization and advancement of pDoC diagnosis and treatment.
2.West China Hospital′s protocol for the diagnosis and treatment of prolonged disorders of consciousness secondary to severe traumatic brain injury
Yikai YUAN ; Tong SUN ; Junwen GUAN
Chinese Journal of Trauma 2025;41(8):721-727
Prolonged disorders of consciousness (pDoC) represent severe complications following severe traumatic brain injury, imposing substantial burden on both families and the society. Currently, the diagnosis and treatment of pDoC still face challenges, including insufficient assessment accuracy and limited efficacy of arousal therapies. On one hand, innovative approaches such as neuroimaging, electrophysiological techniques, and neuromodulation have provided new directions for the diagnosis and treatment of pDoC, yet standardized diagnostic and therapeutic protocols as well as large-scale clinical evidence remain lacking. On the other hand, standardized management of pDoC requires multidisciplinary collaboration, yet the limited number of specialized arousal centers in China hinders the provision of systematic therapy. The Department of Neurosurgery at West China Hospital, Sichuan University has established a comprehensive pDoC care system through a multidisciplinary team approach. To this end, the authors systematically summarized the clinical exploration and advancements in pDOC arousal therapy by West China Hospital′s neurosurgical team, aiming to provide valuable insights for domestic peers and jointly advance the optimization and advancement of pDoC diagnosis and treatment.
3.Analysis of China′s mental health policy based on bibliometrics
Yankun SUN ; Yikai FENG ; Yanping BAO ; Zhengli SHI ; Le SHI ; Kai YUAN ; Shuilin WU ; Lin LU
Chinese Journal of Psychiatry 2024;57(9):605-614
Objective:To explore the characteristics and evolution of mental health-related policies in China since the Reform and Opening-Up, and provide a reference for the formulating and developing future mental health policies.Method:Policy documents related to mental health, formulated at the national level since January 1979, were retrieved. The formulation of China′s mental health policies was divided into four stages: before 2005, 2006-2010, 2011-2015, and 2016-2023. Bibliometric methods such as co-word analysis and intergovernmental relations analysis were used to analyze the number of policy documents in each stage, the involvement of government departments, and the thematic hotspots of the policies.Result:A total of 121 mental health-related policy documents were retrieved from January 1, 1987, to October 31, 2023. The annual number of documents issued fluctuated since 2006, peaking at 17 in 2020; The number of departments involved in the drafting process has increased over time, from 4 departments in 1987-2005 to 37 departments in 2016-2023.The formulation of mental health policies has become increasingly detailed and operational, covering a more diverse range of thematic hotspots.Conclusion:The field of mental health policy in China shows a positive trend with deeper multi-department cooperation and policy content that increasingly aligned with the mental health needs of the general population, thereby promoting the sustainable development of mental health service to some extent.
4.Analysis of China′s mental health policy based on bibliometrics
Yankun SUN ; Yikai FENG ; Yanping BAO ; Zhengli SHI ; Le SHI ; Kai YUAN ; Shuilin WU ; Lin LU
Chinese Journal of Psychiatry 2024;57(9):605-614
Objective:To explore the characteristics and evolution of mental health-related policies in China since the Reform and Opening-Up, and provide a reference for the formulating and developing future mental health policies.Method:Policy documents related to mental health, formulated at the national level since January 1979, were retrieved. The formulation of China′s mental health policies was divided into four stages: before 2005, 2006-2010, 2011-2015, and 2016-2023. Bibliometric methods such as co-word analysis and intergovernmental relations analysis were used to analyze the number of policy documents in each stage, the involvement of government departments, and the thematic hotspots of the policies.Result:A total of 121 mental health-related policy documents were retrieved from January 1, 1987, to October 31, 2023. The annual number of documents issued fluctuated since 2006, peaking at 17 in 2020; The number of departments involved in the drafting process has increased over time, from 4 departments in 1987-2005 to 37 departments in 2016-2023.The formulation of mental health policies has become increasingly detailed and operational, covering a more diverse range of thematic hotspots.Conclusion:The field of mental health policy in China shows a positive trend with deeper multi-department cooperation and policy content that increasingly aligned with the mental health needs of the general population, thereby promoting the sustainable development of mental health service to some extent.
5.Research progress in lumboperitoneal shunt for post-traumatic hydrocephalus
Yikai YUAN ; Tong SUN ; Qiuming ZHANG ; Xuepei LI ; Yicheng ZHOU ; Junwen GUAN
Chinese Journal of Trauma 2019;35(1):87-92
Post-traumatic hydrocephalus (PTH) is one of the common secondary lesions after severe craniocerebral injury.Shunt surgery is the most important surgical treatment in clinic.There are many kinds of shunt methods,but there is no uniform standard for method selection.Lumboperitoneal shunt (LP),as an important alternative operation,has gradually become one of the mainstream shunt operations.This article reviews the new operative indications of LP,the advantages of LP over traditional ventriculoperitoneal shunt (VP),the latest preoperative evaluation system and preoperative evaluation score of Huaxi LP,the technical points of LP operation,follow-up key points,common postoperative complications and management,so as to provide reference for exploring better technical routes and operative concepts of LP.
6.Comparison for Manipulation and Bed Rest in Treatment of Acute Nonspecific Low Back Pain
Shiguo YUAN ; Xiaohong QIN ; Yucong ZOU ; Pei ZHANG ; Meixiong CHEN ; Jian HUANG ; Yikai LI
World Science and Technology-Modernization of Traditional Chinese Medicine 2015;(10):2056-2059
This study was aimed to investigate the efficacy, acceptance, complications / adverse events treated with traditional manipulation and bed rest for patients with acute nonspecific low back pain (ANLBP). A total of 60 ANLBP patients were distributed into the Group A/B randomly and equally. Patients in Group A were treated by bed rest absolutely for one week; meanwhile patients in Group B were treated by traditional manipulation for one week. IBM SPSS20.0 was used to analyze the Visual Analogue Scale (VAS), Chinese Oswestry Disability Index (ODI), acceptance, complications / adverse events and others. The results showed that VAS and ODI reduced after one-week treatment in Group A and B (t = 14.67, 11.55, allP < 0.001 andt = 24.80, 15.35, allP <0.001). Differences of VAS and ODI were with significant difference between Group A and B (t = 3.24, 2.75,P =0.002, 0.009). Scores of acceptance and complications / adverse events were with significant difference between Group A and B (t = 2.65,P = 0.01 andχ2= 10.00,P = 0.002). It was concluded that both manipulation and bed rest can alleviatepain due to ANLBP, promote functional recovery. However, traditional manipulation can better improve symptoms, easier to be accepted by patients with less complications / adverse events.
7."Digital anatomical position of the ""point"" in cervical vertebra fixed-point rotatory technique"
Yuanxing YUAN ; Lei WAN ; Yikai LI ; Jing CHEN
Chinese Journal of Tissue Engineering Research 2011;15(22):4155-4159
BACKGROUND: Although the fixed-point cervical vertebra rotating reduction has a notable treatment effect, yet it has not been deeply studied in the medical field. Some clinical surgeons feel difficult to make an accurate control on the power and rotatory joint position while operating, even results in iatrogenic injury. OBJECTIVE: To discuss the action mechanism of rotatory technique based on the central rotatory point of cervical vertebra fixed-point rotatory technique. METHODS: Samples were scanned through a 64-row spiral CT working platform at 1-mm layer distance. The picture's profilogram data were extracted from the image processing functional module in PHILIPS MEDICAL SYSTEMS, and then the three-dimensional structure of the upper cervical vertebra was reconstructed and displayed. Taking the axis spinous process peak (point A), odontoid process vertical axes (point B), and the midpoint (point C) of their link as the rotating axes (the rotating central point in simulation), spherical system on each point was set up. The intersection angle of the links between the axis' spinous process peak and the lower jaw, and between the odontoid process vertical axes and the lower jaw before and after rotation were all measured. RESULTS AND CONCLUSION: While applying fixed-point rotation of the cervical spine, the rotatory centre is the vertical axle center of the odontoid process, rather than the handy axis spinous process peak. The rotatory angle of the axle centre is larger than the observation angle. A new concept of fixed-axis rotation should be accepted and its principle should be comprehended in order to appropriately apply the cervical rotatory technique.
8.Influence of Wnt signaling pathway on mouse NIT-1 β-cell cultured in vitro
Shuyan GUI ; Muxun ZHANG ; Lili ZHOU ; Yikai YU ; Gang YUAN
Chinese Journal of Endocrinology and Metabolism 2010;26(8):707-710
Objective To establish whether Wnt-signaling pathway plays a role in mice β-cell function and/or survival in vitro. Methods Mice NIT-1 beta cells were cultured in media with glucose concentration of 33.3 mmol/L and the cytokines interleukin-1β, interferon-γand tumor necrosis factor-α with or without the addition of purified Wnt3a protein in vitro. Subsequently, β-cell apoptosis by Tunnel and flow cytometry, and β-cell proliferation by BrdU were analyzed. Total RNA was extracted to measure gene expressions by real-time PCR.Results Incubations of NIT-1 cells with high glucose and cytokines resulted in an increase in β-cell apoptosis and decrease in β-cell proliferation (P<0.01). In contrast, treatment with Wnt3a protein protected β-cell from glucose and cytokines-induced apoptosis through up-regulating the expressions of above Pitx2、 TCF7L2. Conclusions Wnt-signaling regulates the proliferation of pancreatic β-cell, and protectes β-cell from glucotoxicity and cytokine toxicity with respect to proliferation and apoptosis.

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