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Patients undergoing gastrointestinal tumor surgery are prone to delayed recovery and postoperative cognitive dysfunction due to greater trauma and longer operation time. Pre-analgesia can reverse the effects of nociceptive stimulation on recovery from general anesthesia and postoperative cognitive function. Intravenous injection of non-steroidal drugs can effectively reduce postoperative pain and the use of opioids. Therefore, This study selected acetaminophen mannitol injection for preemptive analgesia to observe the effects on anesthesia recovery time and postoperative cognitive function of patients undergoing gastrointestinal tumor surgery, providing new ideas for reducing cognitive dysfunction in patients undergoing gastrointestinal tumor surgery
By administering acetaminophen to patients with gastrointestinal tumors before surgery, recording the time to recovery from anesthesia, and assessing cognitive function status by CAM on the first, third, and seventh day after surgery
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| Label | Type | Description | Intervention Names |
|---|---|---|---|
| By applying acetaminophen mannitol to patients with gastrointestinal tumors before surgery | Active Comparator | Acetaminophen mannitol injection 50ml(500mg) intravenously pumped 30 minutes before surgery |
|
| By applying normal saline to patients with gastrointestinal tumors before surgery | Placebo Comparator | Normal saline injection 50ml intravenously pumped 30 minutes before surgery |
|
| Name | Type | Description | Arm Group Labels | Other Names |
|---|---|---|---|---|
| acetaminophen mannitol | Drug | Intravenous acetaminophen was administered 30 minutes before anesthesia |
|
| Measure | Description | Time Frame |
|---|---|---|
| Postoperative delirium | The confusion assessment method (CAM) was used to assess postoperative cognitive dysfunction | 1/3/7 days after the surgery |
| Measure | Description | Time Frame |
|---|---|---|
| Recovery time | The postoperative recovery time was recorded | immediately after the surgery |
| Measure | Description | Time Frame |
|---|---|---|
| Neurotransmitters in the blood | Neurotransmitters include epinephrine, norepinephrine, and so on | 1/3/7 days after the surgery |
Inclusion Criteria:
Exclusion Criteria:
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| Name | Role | Phone | Extension | |
|---|---|---|---|---|
| Hongsheng Chen | Contact | +86 513 81160313 | chenhongsheng8@163.com | |
| Chaochao Zhong | Contact | +86 513 81160313 |
| Name | Affiliation | Role |
|---|---|---|
| Hongsheng Chen | Chair | Study Chair |
| Facility | Status | City | State | ZIP | Country | Contacts |
|---|---|---|---|---|---|---|
| Affiliated Hospital of nantong University | Recruiting | Nantong | Jiangsu | 226001 | China |
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| ID | Term |
|---|---|
| D000077330 | Saline Solution |
| ID | Term |
|---|---|
| D000077324 | Crystalloid Solutions |
| D007552 | Isotonic Solutions |
| D012996 | Solutions |
| D004364 | Pharmaceutical Preparations |
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| Normal saline | Drug | Intravenous acetaminophen was administered 30 minutes before anesthesia |
|