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Wet Beveling of Microinjection Needles Utilizing Constant Air Pressure for Feedback on Needle Opening06:00

Wet Beveling of Microinjection Needles Utilizing Constant Air Pressure for Feedback on Needle Opening

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This protocol describes the assembly of a pneumatic system for the delivery of pressurized air to a needle during the process of needle beveling. The protocol further describes the beveling process for creating sharp microinjection needles and how to gauge the relative opening size of the...
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Fully Endoscopic Mitral Valve Repair with Percutaneous Cannulation of Groin Vessels08:12

Fully Endoscopic Mitral Valve Repair with Percutaneous Cannulation of Groin Vessels

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This protocol demonstrates in detail how to perform fully endoscopic mitral valve surgery (EMS) with percutaneous cannulation of the groin vessels, using a percutaneous plug-based vascular closure device. Fundamental steps and useful instructions are described in detail for each step.
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A Two-Step Method for Percutaneous Transhepatic Choledochoscopic Lithotomy03:56

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This "two-step method" significantly improved the success rate of percutaneous transhepatic choledochoscopy and achieved a better prognosis of intrahepatic and extrahepatic...
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Three-Dimensional Printing Guide Template Assisted Percutaneous Vertebroplasty (PVP)05:39

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Herein, we present a three-dimensional printing guide template for percutaneous vertebraplasty. A patient with a T11 vertebral compression fracture was selected as a case...
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In Vivo, Percutaneous, Needle Based, Optical Coherence Tomography of Renal Masses09:31

In Vivo, Percutaneous, Needle Based, Optical Coherence Tomography of Renal Masses

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Optical coherence tomography (OCT) is a high resolution imaging technique that allows analysis of tissue specific optical properties providing the means for tissue differentiation. We developed needle based OCT, providing real-time imaging combined with on-the-spot tumor differentiation. This publication describes a method for percutaneous, needle based OCT of renal...
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Preparation and Respirometric Assessment of Mitochondria Isolated from Skeletal Muscle Tissue Obtained by Percutaneous Needle Biopsy11:27

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Methods for biopsy of Vastus lateralis, preparation of purified mitochondria, and respirometric profiling are described. The use of small muscle volume makes this technique suitable for clinical research...
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相关实验视频

Updated: Jan 30, 2026

A Two-Step Method for Percutaneous Transhepatic Choledochoscopic Lithotomy
03:56

A Two-Step Method for Percutaneous Transhepatic Choledochoscopic Lithotomy

Published on: September 13, 2022

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抓住会使闪的气泡产生闪的气泡.

D Lohse1, B Schmitz, M Versluis

  • 1Faculty of Applied Physics and J. M. Burgers Research Centre for Fluid Dynamics, University of Twente, PO Box 217, 7500 AE Enschede, The Netherlands. lohse@tn.utwente.nl

Nature
|October 5, 2001
PubMed
概括
此摘要是机器生成的。

拍摄的会发出一种叫做shrimpoluminescence的闪光,这是由于空洞气泡崩期间的极端热量和压力造成的. 这一发现揭示了动物中一种新的生物发光机制,类似于声发光.

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In Vivo, Percutaneous, Needle Based, Optical Coherence Tomography of Renal Masses
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In Vivo, Percutaneous, Needle Based, Optical Coherence Tomography of Renal Masses

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Preparation and Respirometric Assessment of Mitochondria Isolated from Skeletal Muscle Tissue Obtained by Percutaneous Needle Biopsy
11:27

Preparation and Respirometric Assessment of Mitochondria Isolated from Skeletal Muscle Tissue Obtained by Percutaneous Needle Biopsy

Published on: February 7, 2015

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相关实验视频

Last Updated: Jan 30, 2026

A Two-Step Method for Percutaneous Transhepatic Choledochoscopic Lithotomy
03:56

A Two-Step Method for Percutaneous Transhepatic Choledochoscopic Lithotomy

Published on: September 13, 2022

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In Vivo, Percutaneous, Needle Based, Optical Coherence Tomography of Renal Masses
09:31

In Vivo, Percutaneous, Needle Based, Optical Coherence Tomography of Renal Masses

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Preparation and Respirometric Assessment of Mitochondria Isolated from Skeletal Muscle Tissue Obtained by Percutaneous Needle Biopsy
11:27

Preparation and Respirometric Assessment of Mitochondria Isolated from Skeletal Muscle Tissue Obtained by Percutaneous Needle Biopsy

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科学领域:

  • 海洋生物学 海洋生物学
  • 生物物理学的生物物理.
  • 声学 声学 在声学方面

背景情况:

  • 打会通过洞腔气泡崩产生大声的声音.
  • 这些声音可能会干扰水下声学通信.

研究的目的:

  • 为了研究在拍摄过程中发生的物理过程,洞化泡崩.
  • 为了确定打开产生的强烈声音的原因.

主要方法:

  • 捕捉的行为观测研究.
  • 高速成像和声学记录空洞气泡崩的情况.
  • 辐射光的光谱分析.

主要成果:

  • 在泡崩过程中观察到短暂而强烈的闪光 (类发光).
  • 光辐射表明极端的内部温度 (至少5000K) 和压力.
  • 这种现象类似于声光发光.

结论:

  • 拍摄的表现出一种以前未知的光产生形式,即"聚光".
  • 崩的气泡中的极端条件解释了强烈的声音和光辐射.
  • 这一发现为生物声学和生物发光提供了新的见解.