化疗是一种针对癌症和其他恶性肿瘤的常见治疗方法。在进行化疗期间，医生通常会安排患者埋置一个导管，以便更好地输送药物和监测患者的身体状况。这篇文章将探讨为什么化疗需要埋管，并解释其重要性。

The placement of a catheter during chemotherapy is a common practice to enhance the effectiveness of cancer treatment. It allows for the efficient delivery of medications and enables healthcare professionals to monitor the patient's condition closely. This article will delve into the reasons why catheter placement is necessary during chemotherapy and explain its significance.

首先，通过埋置导管，医生可以更容易地输送化疗药物。化疗药物经常需要以较高的浓度直接静脉注入，以达到最佳治疗效果。对于一些药物来说，直接通过静脉注射是不可行的，因为它们可能对血管壁产生刺激或损害。通过将导管插入适当的位置，药物可以直接进入大血管，绕过其他敏感区域，从而减少对患者的伤害。

Firstly, by placing a catheter, healthcare professionals can easily administer chemotherapy drugs. These drugs often need to be delivered intravenously at higher concentrations to achieve optimal therapeutic effects. Direct injection through veins may not be feasible for certain drugs due to their potential to irritate or damage the blood vessel wall. By inserting a catheter at an appropriate location, the medications can directly enter larger blood vessels, bypassing other sensitive areas and minimizing harm to the patient.

其次，埋管方便了患者在化疗期间接受治疗。许多化疗疗程需要持续或经常性的药物输送，而且通常需要多次注射。如果每次输液都需要重新找寻静脉，对患者来说将是非常不舒适和痛苦的过程。通过埋置导管，医生可以方便地进行连续输注，减少了患者的不适感，提高了治疗的便利性。

Secondly, catheter placement provides convenience for patients during chemotherapy. Many chemotherapy regimens require continuous or frequent administration of medications, often requiring multiple injections. Having to locate veins for each infusion can be uncomfortable and painful for patients. By placing a catheter, healthcare professionals can easily perform continuous infusions, reducing the discomfort for patients and enhancing the convenience of treatment.

此外，埋管还使医生能够更好地监测患者的身体状况。通过插入具有监测功能的导管，医生可以实时观察患者的生命体征，如心率、血压和氧气饱和度等。这些数据的及时获取为医生评估患者的状况提供了重要的参考依据，并且可以快速采取必要的措施，以确保患者的安全和舒适。

Additionally, catheter placement allows healthcare professionals to monitor the patient's physical condition more effectively. By inserting a catheter with monitoring capabilities, doctors can observe the patient's vital signs in real-time, such as heart rate, blood pressure, and oxygen saturation levels. The timely acquisition of this data provides essential reference points for the doctor to assess the patient's condition and enables the prompt implementation of necessary measures to ensure patient safety and comfort.

总之，化疗期间埋置导管对于提高治疗效果、方便患者以及监测患者的身体状况至关重要。通过导管输送化疗药物，患者可以获得更好的治疗效果，同时减少了痛苦和不适感。此外，导管的插入还使医生能够更好地监测患者的生命体征，以及时做出相应的反应。因此，在进行化疗时，医生通常会选择埋置导管，以确保最佳的治疗效果和患者的安全和舒适。

In conclusion, catheter placement during chemotherapy is crucial for enhancing treatment effectiveness, providing convenience for patients, and monitoring their physical condition. Delivering chemotherapy drugs through a catheter allows patients to benefit from better treatment outcomes while minimizing pain and discomfort. Additionally, inserting a catheter permits healthcare professionals to monitor vital signs and respond promptly. Therefore, catheter placement is commonly chosen by doctors during chemotherapy to ensure optimal treatment efficacy, patient safety, and comfort.

英文翻译对照（English Translation Reference）：

Firstly, by placing a catheter, healthcare professionals can easily administer chemotherapy drugs. These drugs often need to be delivered intravenously at higher concentrations to achieve optimal therapeutic effects. Direct injection through veins may not be feasible for certain drugs due to their potential to irritate or damage the blood vessel wall. By inserting a catheter at an appropriate location, the medications can directly enter larger blood vessels, bypassing other sensitive areas and minimizing harm to the patient.

Secondly, catheter placement provides convenience for patients during chemotherapy. Many chemotherapy regimens require continuous or frequent administration of medications, often requiring multiple injections. Having to locate veins for each infusion can be uncomfortable and painful for patients. By placing a catheter, healthcare professionals can easily perform continuous infusions, reducing the discomfort for patients and enhancing the convenience of treatment.

Additionally, catheter placement allows healthcare professionals to monitor the patient's physical condition more effectively. By inserting a catheter with monitoring capabilities, doctors can observe the patient's vital signs in real-time, such as heart rate, blood pressure, and oxygen saturation levels. The timely acquisition of this data provides essential reference points for the doctor to assess the patient's condition and enables the prompt implementation of necessary measures to ensure patient safety and comfort.

In conclusion, catheter placement during chemotherapy is crucial for enhancing treatment effectiveness, providing convenience for patients, and monitoring their physical condition. Delivering chemotherapy drugs through a catheter allows patients to benefit from better treatment outcomes while minimizing pain and discomfort. Additionally, inserting a catheter permits healthcare professionals to monitor vital signs and respond promptly. Therefore, catheter placement is commonly chosen by doctors during chemotherapy to ensure optimal treatment efficacy, patient safety, and comfort.