PVR

PVR is a new technology of STB and a key part of pay TV and interactive TV.

个人视频录像机（PVR）技术是机顶盒发展的新趋势，也是实现互动业务平台的关键。

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Conclusions: 1. This traumatic rabbit retinal detachment model can be produced efficiently, and used to study mechanism of initial cellular proliferation in PVR.

结论：1.此兔眼外伤性视网膜脱离模型容易制作，可用于研究PVR细胞性增生的启动机制。

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ObjectiveTo investigate the expression and localization of matrix metalloproteinases ( MMPs ) in epiretinal membranes of proliferative vitreoretinopathy ( PVR ).

目的　研究增生性玻璃体视网膜病变 ( PVR ) 视网膜前膜中基质金属蛋白酶 ( MMPs ) 的表达,探讨MMPs在PVR病理 过程中的作用.

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Objective To identify the cellular components of proliferative vitreoretinopathy ( PVR ).

目的确定增生性玻璃体 视网膜 病变的细胞组成.

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Results The PVR specimens contained epithelial like, macrophage like and glial cell with transmission electron microscope.

结果通过透射电镜观察PVR标本含有上皮样细胞, 巨噬细胞样细胞和神经胶质细胞.

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The main cause of operation failure was possibly related to the severe anterior PVR.

手术失败的主要原因可能与严重的前部PVR有关.

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PVR recurrent is major cause of failure.

手术失败的主要原因是PVR复发.

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Especially, new methods for Personal Video Recorder ( PVR) contents retrieval, non-linear looking back of content and time-shift function of digital television program are introduced.

基于该结构设计了用于实现个人视频录像机节目内容快速检索、节目内容的非线性回看、数字电视节目的时移收看方法。

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Excess salt induced PVR, which was prevented by verapamil in broiler chickens.

高盐诱发了肉鸡PVR, 维拉帕米显著抑制了高盐对PVR的 诱发作用.

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The Design and Study of PVR Set-Top Box Based on AES Algorithm

基于AES算法PVR机顶盒的设计与研究

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Conclusion Modern vitrectomy is optimal operation for PVR.

结论　现代玻璃体手术是治疗严重PVR的 理想术式.

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Set-top box personal video recorder ( PVR) system uses digital technology to record television programs on the storage disk, enabling users to their own free-wheeling in watching television is one of the important functions attracting users.

机顶盒的个人视频录像机（Personal Video Recorder，PVR）系统利用数字技术将电视节目录制于存储盘中，使得用户能够自主的随心所欲的观看电视节目。

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Conclusion Interaction of RG cells and RPE cells is related to the formation and development of PVR.

结论视网膜色素上皮细胞条件培养液促进视网膜神经胶质细胞增生，细胞间的相互作用对于PVR等的产生和发展是非常重要的。

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Objective To investigate the expression of the interleukin-8 ( IL-8 ) in epiretinal membranes ( ERM ) of eyes with proliferative vitreoretinopathy ( PVR ).

目的　观察增生性玻璃体视网膜病变 ( Proliferativevitreoretinopathy,PVR ) 的视网膜前膜(epiretinalmembranes,ERM ) 中白细胞介素8 ( interleukin - 8,IL - 8 ) 的表达.

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The methods of establishing hypotonic animal model include destroying ciliary body, cyclodialysis or ciliochoroidal detachment, creating fistula, inducing inflammation and establishing PVR model, etc.

低眼压模型建立的方法有破坏睫状体、睫状体分离或睫状体脉络膜脱离、建立瘘道、诱导炎症反应、建立增生性玻璃体视网膜病变模型等，均可以不同程度地降低眼压。

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Severe proliferative vitreoretinopathy ( PVR) and macular detachment are identified as the two most significant risk factors independently affecting anatomic and functional prognoses, and aggravating PVR is the primary factor of final failures.

严重的增殖性玻璃体视网膜病变（PVR）和黄斑脱离被确认为独立影响其解剖和功能预后的最重要因素，而PVR加重是手术失败的主要原因。

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Conclusion The ADM and DEX scleral plugs can degrade the concentration of bFGF and PDGF obviously, inhibit excessive proliferation and reduce the incidence rate of tractional retinal detachment, therefore prevent the formation and development of PVR.

结论ADM、DEX巩膜塞植入体能够明显降低玻璃体中bFGF和PDGF的浓度，抑制细胞过度增生，降低牵拉性视网膜脱离的发生率，从而防治PVR的形成和发展。

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Cryopeaxy, diathermy and repeat operation can render the formation of the PVR.

冷凝 、 电凝及多次手术均刺激PVR形成.

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Most cases were companied by various extent proliferative vitreoretinopathy ( PVR ).

大部分患眼伴有不同程度玻璃体视网膜增殖病变 ( PVR ).

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Proliferative vetrioretinopathy ( PVR ), especially anterior PVR, is the major cause of affecting the surgical outcome.

增生性玻璃体视网膜病变 ( PVR ), 尤其是前部增生性玻璃体视网膜病变(aPVR)是影响手术预后的主要原因.

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Conclusion RD and PVR are the main cause of reoperation following the extraction of posterior segment IOFB. Endophthalmitis is the risk factors for developing postoperative retinal detachment.

结论视网膜脱离或增生性玻璃体视网膜病变是眼后段异物摘出术后再手术的主要原因，术前伴有视网膜脱离和眼内炎是术后发生视网膜脱离的危险因素。

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For exploring effect and mechanism of leech preventing and curing PVR.

从而探讨中药水蛭用于防治PVR的作用机制。

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Conclusion The cause of recurrent traumatic retinal detachment in adults is PVR, while in adolescents are residue of vitreous and incomplete PVD. A timely second vitreous surgery may have better effect.

结论外伤性复发性视网膜脱离的主要原因在成人主要为PVR，在青少年主要为玻璃体残留和不完全玻璃体后脱离，把握再修复手术时机可获得较好的效果。

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