AIM:To determine whether the levator palpebrae superioris(LPS)/superior rectus(SR)muscle complex,can influence the position of the upper lid and fornix in acquired anophthalmic sockets.METHODS:This comparative non-ran...AIM:To determine whether the levator palpebrae superioris(LPS)/superior rectus(SR)muscle complex,can influence the position of the upper lid and fornix in acquired anophthalmic sockets.METHODS:This comparative non-randomized and non-interventional study included retrospective data of 21 patients with unilateral acquired anophthalmic sockets repaired with spheric implants.High-resolution computed tomography(CT)measurements of the LPM/SR muscle complex and clinical topographic position of the upper lid,superior and inferior fornix depth in primary gaze position were evaluated.Demographic data were presented as frequency and percentage proportions and quantitative variables comparing the socket measurements with the normal contralateral orbit was statistically analyzed using non-parametric tests considering P<0.05.RESULTS:The anophthalmic orbits had a significantly shorter LPS length(P=0.01)and significantly thicker SR(P=0.02)than the normal orbit.Lagophthalmos was present in anophthalmic sockets but not in normal orbits(P=0.002),while levator function was normal in both(P>0.05,all comparisons).The superior fornix depth was similar in the anophthalmic socket and the contralateral normal orbit(P=0.192)as well the inferior fornix depth(P=0.351).CONCLUSION:Acquired anophthalmic sockets repaired with spheric implants have shorter LPS,thicker SR,and more lagophthalmos than normal orbits.The relationship of the LPS and SR with other orbital structures,associated with passive or active forces acting in the final position of the lids and external ocular prosthesis should be further investigated.展开更多
本文主要探讨基于互联网协议第6版(Internet Protocol Version 6,IPv6)的Socket网络编程接口技术与实现。首先介绍了IPv6和Socket编程的基础知识,分析了IPv6环境下Socket编程的特点与关键技术。然后讲述了基于IPv6的Socket网络编程接口...本文主要探讨基于互联网协议第6版(Internet Protocol Version 6,IPv6)的Socket网络编程接口技术与实现。首先介绍了IPv6和Socket编程的基础知识,分析了IPv6环境下Socket编程的特点与关键技术。然后讲述了基于IPv6的Socket网络编程接口的实现过程,包括环境搭建、客户端与服务器端的编程实现。最后进行了性能测试与优化分析,为IPv6网络环境下的Socket编程提供了理论与实践的参考。展开更多
在电力通信系统中,实时网络通信是确保数据传输高效和稳定的重要环节。Socket编程作为一种底层网络通信技术,广泛应用于各种实时通信场景。文章详细分析传输控制协议(Transmission Control Protocol,TCP)和用户数据报协议(User Datagram...在电力通信系统中,实时网络通信是确保数据传输高效和稳定的重要环节。Socket编程作为一种底层网络通信技术,广泛应用于各种实时通信场景。文章详细分析传输控制协议(Transmission Control Protocol,TCP)和用户数据报协议(User Datagram Protocol,UDP)在Socket通信中的应用,并设计了基于Socket编程的实时网络通信系统,介绍了系统的架构设计、多线程并发处理、网络延迟优化等关键技术。经过对比实验,验证了该系统在带宽、延迟、丢包率以及并发处理能力方面的优越性能。展开更多
Fractures to the orbital walls and floor must be appropriately managed to avoid severe conditions.This results in particularly challenging anatomical reconstructions.The main issues are the implant’s proper shaping,p...Fractures to the orbital walls and floor must be appropriately managed to avoid severe conditions.This results in particularly challenging anatomical reconstructions.The main issues are the implant’s proper shaping,placement,and orientation onto the eye socket.A new,customized implant-shaping mould has already been developed to shape patient-specific implants.However,it still does not address the implant positioning in the fractured orbital cavity.展开更多
Introduction: Leukocyte and platelet-rich fibrin (L-PRF) is an emerging material in dentistry, however, there are controversies surrounding its effectiveness. Despite the amount of literature available, debates regard...Introduction: Leukocyte and platelet-rich fibrin (L-PRF) is an emerging material in dentistry, however, there are controversies surrounding its effectiveness. Despite the amount of literature available, debates regarding its effect continue. This review aims to summarize and clarify the data surrounding the use of L-PRF in promoting the healing of extraction sockets, which may offer a better outcome for future treatments. Purpose: The purpose of this review is to evaluate the current literature on the use of L-PRF in promoting the healing of extraction sockets, and to provide a comprehensive overview of the available evidence. Methods: A comprehensive computer-based search of databases such as PubMed, Medline, and Cochrane Library was conducted. Results: The results of this review suggest that L-PRF has shown promise in promoting early healing of extraction sockets, but the evidence for its effectiveness over a longer period is limited. Conclusion: Although L-PRF has shown promising results in the early healing periods, its effectiveness over a longer healing period cannot be confirmed based on the available data. More clinical trials with standardized protocols and consistent measurement methods are needed to establish the role of L-PRF in enhancing the healing of extraction sockets.展开更多
文摘AIM:To determine whether the levator palpebrae superioris(LPS)/superior rectus(SR)muscle complex,can influence the position of the upper lid and fornix in acquired anophthalmic sockets.METHODS:This comparative non-randomized and non-interventional study included retrospective data of 21 patients with unilateral acquired anophthalmic sockets repaired with spheric implants.High-resolution computed tomography(CT)measurements of the LPM/SR muscle complex and clinical topographic position of the upper lid,superior and inferior fornix depth in primary gaze position were evaluated.Demographic data were presented as frequency and percentage proportions and quantitative variables comparing the socket measurements with the normal contralateral orbit was statistically analyzed using non-parametric tests considering P<0.05.RESULTS:The anophthalmic orbits had a significantly shorter LPS length(P=0.01)and significantly thicker SR(P=0.02)than the normal orbit.Lagophthalmos was present in anophthalmic sockets but not in normal orbits(P=0.002),while levator function was normal in both(P>0.05,all comparisons).The superior fornix depth was similar in the anophthalmic socket and the contralateral normal orbit(P=0.192)as well the inferior fornix depth(P=0.351).CONCLUSION:Acquired anophthalmic sockets repaired with spheric implants have shorter LPS,thicker SR,and more lagophthalmos than normal orbits.The relationship of the LPS and SR with other orbital structures,associated with passive or active forces acting in the final position of the lids and external ocular prosthesis should be further investigated.
文摘本文主要探讨基于互联网协议第6版(Internet Protocol Version 6,IPv6)的Socket网络编程接口技术与实现。首先介绍了IPv6和Socket编程的基础知识,分析了IPv6环境下Socket编程的特点与关键技术。然后讲述了基于IPv6的Socket网络编程接口的实现过程,包括环境搭建、客户端与服务器端的编程实现。最后进行了性能测试与优化分析,为IPv6网络环境下的Socket编程提供了理论与实践的参考。
文摘在电力通信系统中,实时网络通信是确保数据传输高效和稳定的重要环节。Socket编程作为一种底层网络通信技术,广泛应用于各种实时通信场景。文章详细分析传输控制协议(Transmission Control Protocol,TCP)和用户数据报协议(User Datagram Protocol,UDP)在Socket通信中的应用,并设计了基于Socket编程的实时网络通信系统,介绍了系统的架构设计、多线程并发处理、网络延迟优化等关键技术。经过对比实验,验证了该系统在带宽、延迟、丢包率以及并发处理能力方面的优越性能。
文摘Fractures to the orbital walls and floor must be appropriately managed to avoid severe conditions.This results in particularly challenging anatomical reconstructions.The main issues are the implant’s proper shaping,placement,and orientation onto the eye socket.A new,customized implant-shaping mould has already been developed to shape patient-specific implants.However,it still does not address the implant positioning in the fractured orbital cavity.
文摘Introduction: Leukocyte and platelet-rich fibrin (L-PRF) is an emerging material in dentistry, however, there are controversies surrounding its effectiveness. Despite the amount of literature available, debates regarding its effect continue. This review aims to summarize and clarify the data surrounding the use of L-PRF in promoting the healing of extraction sockets, which may offer a better outcome for future treatments. Purpose: The purpose of this review is to evaluate the current literature on the use of L-PRF in promoting the healing of extraction sockets, and to provide a comprehensive overview of the available evidence. Methods: A comprehensive computer-based search of databases such as PubMed, Medline, and Cochrane Library was conducted. Results: The results of this review suggest that L-PRF has shown promise in promoting early healing of extraction sockets, but the evidence for its effectiveness over a longer period is limited. Conclusion: Although L-PRF has shown promising results in the early healing periods, its effectiveness over a longer healing period cannot be confirmed based on the available data. More clinical trials with standardized protocols and consistent measurement methods are needed to establish the role of L-PRF in enhancing the healing of extraction sockets.
