cannula

简明释义

英[ˈkænjʊlə]美[ˈkænjʊlə]

n. [医] 套管，[临床] 插管

复 数 c a n n u l a e 或 c a n n u l a s

英英释义

单词用法

同义词

反义词

例句

1.A cannula was inserted into the gastroduodenal artery.

大鼠正中开腹，胃十二指肠动脉插管固定。

2.The entire procedure may be completed through the cannulas or by lengthening one of the small cannula incisions.

全部手术可以完全利用套管进行或者需要扩大其中一个套管的切口。

3.Objective To investigate the clinical effect and nursing strategic of percutaneous dilation trachea cannula (PDT).

目的探讨经皮气管置管术(PDT)的临床疗效及护理对策。

4.When the procedure is complete, the electrode and cannula are removed.

手术完成后，取出电极和套管。

5.A cutting cannula then rotates quickly over the needle to obtain the tissue sample.

切割套管然后迅速转动穿刺针获取组织样本。

6.The number of cannula ports needed is dependent on the number of instruments required to perform the operation.

套管的数目取决于手术中使用器械的数目。

7.A medical cannula system additionally includes a medical instrument which is adapted to be passed through the first tube and into the second tube.

医疗套管系统另外包括医疗器械，该医疗器械适于穿过第一管道并进入第二管道。

8.Object: to discuss the crisis of myasthenia gravis (MG) involving inducement, the factors prolonging tracheal cannula, complications, and fatality rate.

目的：探讨重症肌无力(MG)危象的诱发因素、延长气管插管的因素以及并发症、病死率。

9.The nurse checked the cannula site for any signs of infection.

护士检查导管部位是否有感染的迹象。

10.In emergency situations, a cannula can be a lifesaver for quick drug delivery.

在紧急情况下，导管可以快速输送药物，挽救生命。

11.Patients receiving intravenous fluids typically have a cannula placed in their arm.

接受静脉输液的病人通常会在手臂上放置一根导管。

12.A cannula is often used during surgeries to provide access to the bloodstream.

在手术过程中，通常使用导管来提供血液的通道。

13.The doctor inserted a cannula into the patient's vein for medication administration.

医生将一根导管插入病人的静脉中以便施药。

作文

A cannula is a thin tube that can be inserted into the body, often for the purpose of delivering or removing fluids. It is commonly used in medical settings and can serve various functions depending on the specific needs of the patient. The design of a cannula allows for easy access to veins, arteries, or other bodily cavities, making it an essential tool for healthcare professionals.In hospitals, cannulas are frequently employed during surgeries. Surgeons use them to administer anesthesia or to provide intravenous (IV) fluids. The insertion of a cannula into a vein facilitates the delivery of medication directly into the bloodstream, which is crucial for effective treatment. Additionally, cannulas come in various sizes and types, each suited for different procedures and patient needs. For example, a larger diameter cannula may be required for blood transfusions, while a smaller one might be sufficient for routine IV therapy.In critical care settings, cannulas play a vital role in monitoring patients. They can be used to draw blood for tests or to measure pressures within blood vessels. This information is essential for diagnosing conditions and determining the best course of treatment. Furthermore, the use of a cannula can help maintain a patient’s hydration and nutritional status when they are unable to consume food or fluids orally.One of the most common types of cannula is the peripheral intravenous (IV) cannula, which is typically inserted into the arm or hand. This type of cannula is often used for short-term treatments and is relatively easy to place. However, for patients requiring long-term access, such as those undergoing chemotherapy, a central venous cannula may be used. This type is inserted into a larger vein, usually in the neck or chest, and can remain in place for weeks or months.Another important application of cannulas is in respiratory care. A nasal cannula is a device used to deliver supplemental oxygen to patients with respiratory issues. This simple yet effective tool consists of two small prongs that fit into the nostrils and a tube that connects to an oxygen source. The nasal cannula allows patients to breathe comfortably while receiving the necessary oxygen without the need for a full face mask.Despite their benefits, the use of cannulas is not without risks. Infections can occur at the insertion site, and there is also a possibility of phlebitis, which is inflammation of the vein. Therefore, healthcare providers must follow strict protocols for insertion and maintenance to minimize these risks. Regular monitoring of the insertion site and the condition of the patient is essential to ensure that any complications are addressed promptly.In conclusion, the cannula is a vital instrument in modern medicine, providing essential access for treatment and monitoring. Its versatility and effectiveness make it a fundamental component of patient care in various medical settings. Understanding the function and proper use of a cannula is crucial for both healthcare professionals and patients alike, as it can significantly impact patient outcomes and overall health management.

导管是可以插入体内的细管，通常用于输送或排出液体。它在医疗环境中使用广泛，并且根据患者的具体需求可以发挥不同的功能。导管的设计使得能够方便地进入静脉、动脉或其他身体腔道，这使其成为医疗专业人员的重要工具。在医院中，导管经常在手术期间使用。外科医生使用它们来施用麻醉或提供静脉（IV）液体。将导管插入静脉可以直接将药物输送到血液中，这对于有效治疗至关重要。此外，导管有多种尺寸和类型，每种类型都适合不同的程序和患者需求。例如，进行输血时可能需要较大直径的导管，而常规的IV治疗则可能只需较小的导管。在重症护理环境中，导管在监测患者方面发挥着至关重要的作用。它们可以用于抽血检测或测量血管内的压力。这些信息对于诊断病情和确定最佳治疗方案至关重要。此外，使用导管可以帮助维持患者的水分和营养状态，特别是当他们无法通过口腔摄入食物或液体时。最常见的导管类型之一是外周静脉（IV）导管，通常插入手臂或手部。这种类型的导管通常用于短期治疗，放置相对简单。然而，对于需要长期访问的患者，例如接受化疗的患者，可能会使用中心静脉导管。这种类型的导管插入较大的静脉，通常位于颈部或胸部，可以保持数周或数月。导管的另一个重要应用是在呼吸护理中。鼻用导管是一种用于向有呼吸问题的患者提供补充氧气的设备。这个简单而有效的工具由两个小插头组成，适合放入鼻孔，连接到氧气源的管子。鼻用导管使患者在接受必要的氧气时能够舒适地呼吸，而无需使用全脸面罩。尽管有许多好处，但使用导管并非没有风险。插入部位可能发生感染，还有可能出现静脉炎，即静脉的炎症。因此，医疗提供者必须遵循严格的插入和维护协议，以最小化这些风险。定期监测插入部位和患者的状况对于确保及时解决任何并发症至关重要。总之，导管是现代医学中不可或缺的工具，为治疗和监测提供了必要的通道。其多功能性和有效性使其成为各种医疗环境中患者护理的基本组成部分。了解导管的功能和正确使用对于医疗专业人员和患者来说都至关重要，因为这可以显著影响患者的结果和整体健康管理。