Postoperative Analgesia
Postoperative Analgesia - Related Videos
01:32
Pig Surgical Preparation and Postoperative Care
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2026
All animal procedures described here must be conducted in accordance with institutional animal ethics guidelines and approved by IACUC. All procedures must follow the principles of the 3Rs—Replacement, Reduction, and Refinement—and must be performed by trained personnel. Surgical Preparation and Physiological Monitoring This video provides an introductory overview of surgical preparation, intraoperative monitoring, and postoperative care in swine. It is intended to familiarize learners with key...
01:25
Analgesia and Pain Management
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2024
Pain is critical to various clinical pathologies, provoking an urgent need for effective management. Pain, whether acute or chronic, is a complex neurochemical process. Its alleviation depends on the type, with nonopioid analgesics effective for mild to moderate pain, such as musculoskeletal or inflammatory pain, while neuropathic pain responds best to anticonvulsants, tricyclic antidepressants, or serotonin/norepinephrine reuptake inhibitors. For severe acute or chronic pain, opioids may be...
03:48
Murine Model of Islet Transplantation: A Surgical Method to Infuse Pancreatic Islets in Portal Vein and Prevention of Postoperative Bleeding
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2025
In this video, we describe a procedure to infuse pancreatic islet cells into the hepatic portal vein, followed by application of gel foam to successfully prevent bleeding. Postoperative bleeding is a common cause of high mortality during islet transplantation.
04:26
Postoperative Ileus Murine Model
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Cited by 4 •
2024
We describe a murine model of postoperative ileus generated via intestinal manipulation. Gastrointestinal transit function, pathologic changes, and immune cell activation were assessed 24 h after surgery.
01:23
Peripheral Artery Disease V: Postoperative Nursing Management
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2025
During the postoperative period, it is crucial to focus on maintaining circulation, identifying and managing potential complications, and planning for discharge.Nursing AssessmentVital signs monitoring: Regularly monitor vital signs, including blood pressure, heart rate, respiratory rate, and temperature, to detect early signs of complications such as bleeding and infection.Circulation assessment: Monitor pulses, perform Doppler assessments, and check capillary refill, color, temperature, and...
FAQs
Local anesthetics reduce postoperative pain by blocking nerve conduction, which limits the transmission of nociceptive signals from injured tissues. This regional effect can target pain near the operative area while complementing systemic treatments. By reducing incoming pain signals before they contribute to discomfort, local anesthetics form one component of a broader strategy for supporting movement and recovery.
Regional and systemic treatments act on different parts of the pain pathway. A regional technique can reduce nerve transmission near the surgical site, while systemic non-opioid drugs address inflammatory mediators and opioids activate central pain-modulating receptors. Combining these complementary mechanisms can improve comfort without relying on a single treatment approach or excessive opioid exposure.
Non-opioid drugs decrease inflammatory mediators associated with tissue injury, whereas opioids act on central pain-modulating receptors. These mechanisms influence nociceptive signaling at different points, so clinicians can use them together rather than treating them as interchangeable options. Understanding this distinction helps explain why multimodal treatment may address both peripheral injury signals and central pain processing.
Clinicians tailor treatment to the type of procedure, expected or observed pain severity, and individual patient factors. The plan may therefore differ between operations or between patients undergoing the same operation. These considerations determine whether regional treatment, systemic medication, or a combination is most appropriate for supporting comfort while limiting the physiological stress of tissue injury and unnecessary opioid exposure.
A plan begins by matching treatment mechanisms to the surgical pain problem, then combines regional and systemic approaches when appropriate. Local anesthetics may reduce nerve conduction, non-opioid drugs may decrease inflammatory mediators, and opioids may provide central pain modulation. This coordinated approach allows clinicians to address pain through complementary pathways while adapting treatment to severity and patient needs.
Adequate pain control can make breathing, early mobilization, wound recovery, and rehabilitation more achievable after surgery. It also helps limit the physiological stress associated with tissue injury. The goal is not simply lower pain scores, but sufficient comfort for recovery-related activities while avoiding complications associated with uncontrolled pain or excessive opioid exposure.