retractor

简明释义

英[rɪˈtræktə(r)]美[rɪˈtræktər]

n. [外科] 牵开器；收缩筋；食言的人

英英释义

单词用法

同义词

反义词

例句

1.The seat belt pre-tensioner is incorporated in the seat belt retractor.

安全带预紧装置则嵌入到安全带伸缩装置中。

2.The utility model relates to an assisting retractor device of an electric retractable door, belonging to the field of electric retractable equipment.

本实用新型涉及一种电动伸缩门助伸缩装置，属于电动伸缩装置领域。

3.Objeetive: Stretch the brain by brain retractor, use microdialysis technique to monitor local cerebral tissue, Dynamic collection of extracellular fluid (ECF) in the biochemical substances.

研究目的：通过脑压板对脑组织进行牵拉，运用微透析技术对脑牵拉局部脑组织进行监测，动态收集细胞外液(ecf)中生化物质。

4.Disconnect retractor wire harness connector.

断开皮带卷收器线束接头。

5.A technical aide in these operations has been the use of a small self-retaining retractor (Mini Omni-tract).

术中有一专门的助手运用小型自动牵开器(Mini Om ni - tract)。

6.Turn the tendinous origin of the medial head of the gastrocnemius laterally to serve as a retractor for the popliteal vessels and nerves (Fig. 1-55, d).

术中可将腓肠肌内侧头的腱性起点向外翻转，形成对腘血管神经的保护(图1- 55d)。

7.The retractor is essential for providing access to deeper tissues during surgery.

在手术中，拉钩对于提供对深层组织的访问至关重要。

8.The surgeon used a retractor to hold the incision open during the operation.

外科医生使用了一个拉钩来在手术过程中保持切口打开。

9.In dental procedures, a retractor helps to keep the mouth open for better visibility.

在牙科手术中，拉钩有助于保持嘴巴张开，以便更好地观察。

10.The nurse handed the surgeon a retractor when he needed both hands free.

当外科医生需要双手腾出的时侯，护士递给他一个拉钩。

11.An adjustable retractor can be very useful in various surgical procedures.

可调节的拉钩在各种手术中非常有用。

作文

In the field of medicine, precision and clarity are paramount during surgical procedures. One essential tool that aids surgeons in achieving this is the retractor. A retractor is a surgical instrument used to hold back tissues, organs, or other structures to provide better visibility and access to the area being operated on. This tool is crucial for ensuring that the surgeon can see what they are working on without obstruction, which can significantly reduce the risk of complications during surgery.The use of a retractor can be traced back to ancient surgical practices. Historical texts indicate that early surgeons utilized rudimentary forms of retractors made from materials like metal or wood. Over time, advancements in technology and materials have led to the development of more sophisticated retractors that come in various shapes and sizes, each designed for specific types of surgeries.For example, during abdominal surgeries, a surgeon might use a self-retaining retractor that holds itself in place, allowing the surgical team to focus on the procedure without needing someone to manually hold the retractor. In contrast, during smaller or more delicate surgeries, handheld retractors may be utilized. These require an assistant to maintain their position, but they provide the flexibility needed for intricate work.The importance of a retractor cannot be overstated. It not only enhances visibility but also minimizes the risk of injury to surrounding tissues. By keeping the incision open and providing a clear line of sight, surgeons can operate with greater confidence and efficiency. This is particularly vital in complex procedures such as heart surgery or neurosurgery, where precision is critical.Moreover, the design of a retractor has evolved to prioritize the comfort of both the patient and the surgical team. Modern retractors are often designed to minimize trauma to the tissues they hold back, featuring smooth edges and ergonomic handles. This ensures that the retractor can be used for extended periods without causing unnecessary strain or damage.In addition to its physical attributes, the role of a retractor extends beyond the operating room. After a surgery, the way tissues heal can be influenced by how they were held back during the procedure. Surgeons must consider the implications of their tools on postoperative recovery, making the choice of a retractor a critical decision in surgical planning.In conclusion, the retractor is an indispensable tool in modern surgery. Its ability to enhance visibility, protect surrounding tissues, and facilitate complex procedures makes it a vital component of surgical practice. As medical technology continues to advance, we can expect further innovations in the design and functionality of retractors, ultimately improving surgical outcomes and patient care. Understanding the significance of a retractor helps us appreciate the intricacies of surgical procedures and the tools that make them possible.

在医学领域，手术过程中精确和清晰至关重要。帮助外科医生实现这一目标的一个基本工具是retractor。retractor是一种外科器械，用于保持组织、器官或其他结构向后，以提供更好的可见性和对手术区域的访问。这种工具对于确保外科医生能够在没有障碍的情况下看到他们正在操作的对象至关重要，这可以显著降低手术并发症的风险。retractor的使用可以追溯到古代外科实践。历史文献表明，早期外科医生使用由金属或木材制成的简单形式的retractor。随着时间的推移，技术和材料的进步导致开发出更复杂的retractor，它们有各种形状和大小，每种设计用于特定类型的手术。例如，在腹部手术中，外科医生可能会使用自保持式retractor，它可以自行固定在适当位置，使外科团队能够专注于手术，而无需有人手动保持retractor。相比之下，在较小或更精细的手术中，可能会使用手持式retractor。这些需要助手来保持其位置，但它们提供了进行复杂工作的灵活性。retractor的重要性不容小觑。它不仅增强了可见性，还最小化了对周围组织的损伤风险。通过保持切口开放并提供清晰的视线，外科医生可以更加自信和高效地进行手术。这在心脏手术或神经外科等复杂手术中尤为重要，因为精确性至关重要。此外，retractor的设计已经演变为优先考虑患者和外科团队的舒适性。现代retractor通常设计为最大限度减少对所保持组织的创伤，具有光滑的边缘和符合人体工程学的手柄。这确保了retractor可以在长时间内使用而不会造成不必要的压力或损伤。除了其物理特性，retractor的作用还超出了手术室。手术后，组织愈合的方式可能会受到手术过程中如何保持它们的影响。外科医生必须考虑他们的工具对术后恢复的影响，使retractor的选择成为手术规划中的关键决策。总之，retractor是现代外科手术中不可或缺的工具。它增强可见性、保护周围组织和促进复杂手术的能力使其成为外科实践的重要组成部分。随着医疗技术的不断进步，我们可以期待retractor的设计和功能进一步创新，最终改善手术结果和患者护理。理解retractor的重要性帮助我们欣赏手术过程及其可能的工具的复杂性。