拔牙后多久可以刷牙？可以用牙膏吗？｜證據鏈

拔牙后多久可以刷牙？可以用牙膏吗？｜證據鏈

F-Units（事实单元帐）

• F0｜台湾《医疗法》第 87 条：广告内容暗示或影射医疗业务者，视为医疗广告；医学新知或研究报告之发表、病人卫生教育、学术性刊物，未涉及招徕医疗业务者，不视为医疗广告｜来源 #24｜confidence=verified（2026-08-06 ego-browser 实载，标题「醫療法§87-全國法規資料庫」，页内含「病人卫生教育」逐字）｜basis=law｜period=现行条文｜geo: TW｜caveat：本卡定位依据；条文引述，非法律意见。
• F1｜本题选题依据＝14 诊所站 GSC 全量对帐，「拔牙后多久可以刷牙」「拔完智齿多久可以正常刷牙」「拔牙后刷牙可以用牙膏吗」3 词项合计曝光 97,237、单站｜来源 #25｜confidence=high｜basis=internal_dataset｜period=GSC 保留窗（2025-03-22 起）｜geo: TW｜caveat：曝光为属性级数字、非去重流量；本栏为内部数据，非医学宣称，不进发布可见层。
• F2［结构性整理］｜「其他牙齿／伤口那一侧／拔牙窝本身」三区分流框架，以及「刷牙与术后漱口错开时间」的操作顺序建议，为本站依 F3、F4、F5、F7、F8、F10 整理的沟通用结构｜来源 #26｜confidence=n/a｜basis=editorial_framework｜period=2026-08-06｜geo: universal｜caveat：非诊断工具、非临床指引，不得标为待验。
• F3｜英国 NHS 病人卫教页《Wisdom tooth removal》（页面审阅日期 2024-06-12）：术后可做事项含以漱口水或温盐水轻轻冲洗保持伤口清洁、仔细清洁其他牙齿并避开受影响区域以免弄坏缝线或伤口上的血块；若有缝线会自行溶解、伤口上会形成血块帮助愈合；干槽症被描述为牙窝上的血块未正常形成或在牙龈愈合前被移位（dislodged）的疼痛状况；紧急就医情境为出血止不住、疼痛与肿胀严重或恶化且止痛药无效、疼痛并口中异味或发烧或身体不适｜来源 #21｜confidence=verified（2026-08-06 ego-browser 实载回应 200，title「Wisdom tooth removal - NHS」，innerText 逐字比对命中；同日 CX 对抗审后第二次实载复验，以逐行 JSON 过滤重新比对，上述各 span 皆再度命中）｜basis=official_statement｜period=2024-06-12 审阅｜geo: universal｜span:「keep the wound clean by rinsing gently with mouthwash or warm salt water」「clean your other teeth carefully, avoiding the affected area so you do not damage your stitches or the blood clot over the wound」「If you had stitches, they'll dissolve by themselves. A blood clot will form over the wound, which helps it to heal.」「you have bleeding that does not stop」「you have pain and swelling that's severe or getting worse and painkillers are not helping」「you have pain with a bad taste in your mouth, a high temperature or feeling unwell」「dry socket – a painful condition where the blood clot over the tooth socket does not form properly or is dislodged before your gum has healed」｜caveat：英国 NHS 面向英国民众之病人资讯页，非台湾或日本官方文件，亦非附证据等级之临床指引；其情境为智齿拔除（含全身麻醉与镇静之叙述），未载明恢复清洁的小时数或天数，亦未界定「受影响区域」的范围（本卡因此不自订窝洞或邻牙牙缝的清洁界线）；干槽症该句为并发症清单中的描述性定义，未指出血块被移位的原因，不得读成「刷牙会使血块脱落」的因果证据；紧急就医的联络管道为 NHS 111，台湾读者请改依当地急诊资讯。
• F4｜苏格兰牙科临床效能计划（SDCEP）病人术后卫教单张《Post-Treatment Advice for Dental Patients Taking Anticoagulant or Antiplatelet Medication》（2022 年 3 月）：隔天以前避免漱口；自治疗隔天起以温盐水（一杯水加一茶匙盐）轻轻漱口，每天 3 至 4 次、持续 5 天；避免用力吸吮或扰动血块。该单张全文未出现刷牙（brush／toothbrush）相关字样｜来源 #22｜confidence=verified（2026-08-06 curl 实测回应 200、pdftotext 取出全文逐字对得上；未提刷牙一节以全文检索确认。同日 CX 对抗审后独立复验：curl 重新下载 HTTP 200、696,913 bytes、SHA256 1a702ef2…e30a9；pdftotext -layout 全文 397 字，grep -i brush 回传 0 命中，仅有的 clean 出现在「clean, damp handkerchief or gauze pad」）｜basis=clinical_guideline｜period=2022-03｜geo: universal｜span（适用对象，PDF 换行已接合）:「This leaflet provides advice that you should follow after your dental treatment if you are taking anticoagulant or antiplatelet medication.」｜span:「Avoid rinsing your mouth until the next day.」「Starting the day after treatment, gently rinse your mouth with warm salty water 3 or 4 times a day for 5 days (a teaspoon of salt in a glass of water).」「Avoid sucking hard or disturbing the clot.」｜caveat：同 #4 卡 F3 锚；该单张的标题与首句都写明对象为服用抗凝血或抗血小板药物之牙科病人，非所有拔牙病人——其「隔天」的漱口安排因此不得被写成一般拔牙病人的起始日（2026-08-06 CX 对抗审命中 CX-03，本卡已于正文三处补上适用对象）；为苏格兰（英国）指引产出；「未提及刷牙」为本站全文检索之陈述，用途限于说明证据缺口，不得读成「指引反对刷牙」。
• F5｜英国 NHS 病人卫教页《How to keep your teeth clean》（页面审阅日期 2025-06-30）：以含氟牙膏每天刷两次、每次约 2 分钟；成人牙膏氟含量至少 1,350 ppm；对多数人而言中等或软刷毛适合；刷牙后吐掉多余牙膏、不要立刻漱水，否则会冲掉残留牙膏中的高浓度氟并降低其预防效果；不要在刷牙后立刻使用漱口水（含氟者亦同）；规律使用牙线可清除牙龈边缘牙菌斑，有助减少牙龈疾病、蛀牙与口臭，建议在刷牙前使用；牙缝较大者可用牙间刷或单束毛刷代替｜来源 #23｜confidence=verified（2026-08-06 ego-browser 实载回应 200，title「How to keep your teeth clean - NHS」，逐行 innerText JSON 取出逐字比对）｜basis=official_statement｜period=2025-06-30 审阅｜geo: universal｜span:「Brush your teeth with fluoride toothpaste twice a day for about 2 minutes to help keep your teeth and mouth healthy.」「Adults should use a toothpaste that contains at least 1,350 parts per million (ppm) fluoride.」「Medium or soft bristles are best for most people.」「After brushing, spit out any excess toothpaste.」「Don't rinse your mouth immediately after brushing, as it'll wash away the concentrated fluoride in the remaining toothpaste.」「Regular flossing may also reduce gum disease, tooth decay and bad breath by removing plaque that forms along the gum line.」「It's best to floss before brushing your teeth.」「You can use interdental brushes or single-tufted brushes instead of flossing, especially if there are gaps between your teeth.」｜caveat：此页为一般口腔保健卫教，非术后专用指引；英国 NHS 面向英国民众，氟浓度建议与各国规范可能不同；本卡引用它作为「其他牙齿照常清洁」的具体内容，不得读成拔牙伤口的处理方式。
• F6｜随机分组研究（30 位有牙周囊袋需切除性手术之健康受试者，分三组：牙刷＋氯己定含抗染色系统／牙刷＋氯己定／仅牙刷；追踪至术后 6 个月）：三组临床结果均良好，术后 3 个月组间无显著差异；作者结论为机械性牙菌斑控制已证实为根本且足够，无需化学性牙菌斑控制｜来源 #3｜confidence=verified｜basis=peer_reviewed（PMID 34072369，随机对照先导研究）｜period=2021｜geo: universal｜span:「Thirty healthy subjects, presenting at least one periodontal pocket requiring resective surgery, were selected and randomly distributed to three different groups corresponding to respective post-surgical protocols」「Clinical results were satisfactory in all cases, with no significant differences between groups 3 months after surgery.」「The mechanical plaque control was proven to be fundamental and sufficient in all the six aspects per tooth to guarantee an excellent clinical outcome without the need of chemical plaque control.」｜caveat：情境为牙周切除性手术，非拔牙窝；样本 30 人、作者自述为 preliminary study；本卡仅引用「机械性清洁为牙菌斑控制之基础」此一层面，不得外推为拔牙后的清洁时程指示。
• F7｜随机对照试验（60 位牙周翻瓣手术病人，排除每日吸烟超过 20 支者）：对照组以 0.1% 氯己定漱口每日 2 次、持续 4 周；测试组另于第 3 至 14 天使用特制极软毛手术用牙刷、第 14 至 28 天改用软毛牙刷局部涂抹氯己定，每日 2 次。两组于第 4 周均达成良好愈合与伤口关闭，牙龈沟液流速无统计差异，测试组牙龈退缩达 2 毫米以上之发生率较低｜来源 #1｜confidence=verified｜basis=peer_reviewed（PMID 15491319，随机对照试验）｜period=2004｜geo: universal｜span:「Following periodontal flap surgery, 60 patients were randomly assigned to follow one of two post-surgical protocols.」「In addition to CHX rinsing, patients assigned to the test protocol applied CHX locally using a special very soft surgical toothbrush (Chirugia) from days 3 to 14, and a soft toothbrush (Ultrasuave) from days 14 to 28, twice daily.」「Both post-surgical protocols resulted in successful wound healing and optimal wound closure at 4 weeks.」「There was a lower incidence of recession of > or =2 mm following the test protocol.」｜caveat：情境为牙周翻瓣手术，非拔牙窝；两组皆合并使用氯己定，故无法分离刷牙单独效果；本卡引用其「机械清洁于第 3 天介入」的时序作为理解框架，不作为拔牙后之时程建议；氯己定属医师开立范围，本卡不推荐任何产品。
• F8｜随机对照研究（30 位慢性牙周炎病人接受骨修整手术）：测试组（15 人）自术后隔天起以声波牙刷清洁手术区并合并 0.12% 氯己定漱口；对照组（15 人）仅以 0.12% 氯己定漱口、至术后第 14 天才恢复手动牙刷。测试组于第 7、14、28 天之早期愈合指数较低（较佳）、牙菌斑减少较多、发炎反应较轻（P 小于 0.01）；第 14 天 IL-1β 与 IL-8 显著下降；两组疼痛强度相近｜来源 #2｜confidence=verified｜basis=peer_reviewed（PMID 30892797，随机对照研究）｜period=2019｜geo: universal｜span:「A total of 30 chronic periodontitis patients scheduled for osseous resective surgery with fibre retention technique were randomly assigned to follow one of two post-surgical protocols.」「Patients assigned to the test protocol (n = 15) were instructed to brush the surgical area with a sonic toothbrush starting the day after surgery in addition to 0.12% chlorhexidine (CHX) rinsing, while patients following the control protocol (n = 15) rinsed only with 0.12% CHX solution and resumed mechanical cleansing with a manual toothbrush on day 14 after surgery.」「Lower early wound healing scores, higher bacterial plaque reduction and milder inflammatory response were observed at the surgical sites in the test group on day 7, 14 and 28 when compared to the control group (P < 0.01).」「The intensity of pain was similar between groups.」「The introduction of sonic toothbrush on the first post-operative day as an adjunct of daily CHX rinsing would seem to accelerate early wound healing.」｜caveat：情境为牙周骨修整手术，非拔牙窝；样本 30 人、单中心；测试组同时使用氯己定，作者结论用语为「似乎」（would seem to）；本卡不得据此建议任何电动或声波牙刷产品，亦不得外推为拔牙后可立即刷伤口。
• F9｜随机临床试验（60 位健康受试者，至少一处 Miller 第一或第二级牙龈退缩，接受牙根覆盖手术）：对照组发给软毛手动牙刷、测试组发给软毛头震动旋转电动牙刷，追踪至术后 6 个月。使用电动牙刷组之牙周临床指数下降较多（全口牙菌斑指数 P＝0.05、全口出血指数 P＝0.005、退缩深度 P＝0.004）；作者结论为使用软毛头震动旋转电动牙刷后牙龈边缘稳定度较高｜来源 #4｜confidence=verified｜basis=peer_reviewed（PMID 27677810，随机临床试验）｜period=2016｜geo: universal｜span:「Sixty healthy individuals with at least one Miller Class I or II gingival recession underwent a surgical root coverage procedure.」「Use of a powered toothbrush resulted in a significantly greater reduction of recorded periodontal clinical indices compared with a manual device (FMPS, P = 0.05; FMBS, P = 0.005; RD, P = 0.004).」「Soft-bristle manual and powered toothbrushes were given to participants randomly assigned to control and test groups, respectively.」「Use of an oscillating-rotating powered toothbrush with a soft-bristle head resulted in higher GM stability after root coverage procedures compared with the use of a manual soft-bristled toothbrush.」｜caveat：情境为黏膜牙龈整形（牙根覆盖）手术，非拔牙窝；两组使用的都是软毛；本卡引用它仅说明「术后研究采用的是软毛器具」，不推荐任何品牌、机型或购买行为。
• F10｜随机交叉试验（23 位成人，三种方案各执行一次、间隔 1 周洗脱期）：以 1 克含 1,450 微克氟／克的氟化钠牙膏刷牙 1 分钟后，分别以清水漱 5 秒、以含氟漱口水漱 30 秒、以不含氟漱口水漱 30 秒；方案 A 与 B 的唾液氟清除曲线下面积显著大于方案 C（p 小于 0.001）；作者结论为刷牙后使用不含氟漱口水「可能」降低含氟牙膏提供的防龋保护｜来源 #5｜confidence=verified｜basis=peer_reviewed（PMID 19776570，随机对照交叉试验）｜period=2009｜geo: universal｜span:「Twenty-three adults applied each treatment once in a randomised order, separated by 1-week washout periods, and used a non-fluoridated toothpaste at home prior to and during the study.」「In this supervised, single-blind study, 3 regimes were compared: (A) brushing for 1 min with 1 g of 1,450 microg F/g NaF toothpaste followed by rinsing for 5 s with 10 ml water; (B) as A but followed by rinsing for 30 s with 20 ml of 100 mg F/l NaF mouthwash, and (C) as B but rinsing for 30 s with a non-fluoridated mouthwash.」「The values for regimes A and B were statistically significantly greater than that for regime C (p < 0.001; paired t test).」「These findings suggest that use of a non-F mouthwash after toothbrushing with a F toothpaste may reduce the anticaries protection provided by toothbrushing with a F toothpaste alone.」｜caveat：终点为唾液氟浓度，非龋齿发生率；样本 23 人、非术后人群；作者用语为可能性（may reduce）；本卡引用它作为「刷牙与漱口错开」的机制面理由，不作疗效宣称。
• F11｜Cochrane 系统性回顾（49 篇试验、6,771 位受试者）：干槽症为拔牙并发症，较常涉及下颚臼齿；伴随术后 2 至 3 天发展出的剧烈疼痛，可能有或没有口臭，窝洞可能部分或完全没有血块，并增加术后回诊｜来源 #6｜confidence=verified｜basis=peer_reviewed（PMID 36156769，Cochrane 系统性回顾）｜period=2022（检索至 2021-09-28）｜geo: universal｜span:「We included 49 trials with 6771 participants」「Alveolar osteitis (dry socket) is a complication of dental extractions more often involving mandibular molar teeth. It is associated with severe pain developing 2 to 3 days postoperatively with or without halitosis, a socket that may be partially or totally devoid of a blood clot, and increased postoperative visits」｜caveat：同 #1 卡 F9、#4 卡 F6 锚；版本查核 2026-08-06：PubMed 以 CD006968 检索仅 2 个版本（2012 PMID 23235637、2022 PMID 36156769），本条引用者为现行版本；pubtype 无 Retracted Publication。属背景描述段，不构成自我诊断工具；氯己定相关结果见 #1 卡与 F26，本卡不作用药建议。
• F12｜临床研究（190 颗阻生下颚第三大臼齿之手术拔除，以简化口腔卫生指数评估术前卫生状态，术后 2、6、12 小时及其后每日记录疼痛与发炎至第 7 天）：术后疼痛峰值出现于术后 6 小时、发炎峰值于 24 小时；口腔卫生较差的病人在整个术后期间回报较高疼痛、术后前 48 小时止痛药用量较多；口腔卫生对开口受限与发炎则未显现影响。作者结论为术前口腔卫生不良与较高的术后疼痛相关｜来源 #7｜confidence=verified｜basis=peer_reviewed（PMID 11552141，前瞻性临床研究）｜period=2001｜geo: universal｜span:「Maximum postoperative pain was recorded 6 hours after extraction, with peak inflammation after 24 hours.」「The patients with the poorest oral hygiene reported higher pain levels throughout the postoperative period and more analgesic consumption in the first 48 hours. In contrast, oral hygiene appeared to exert no influence on either trismus or inflammation.」「Poor oral hygiene before the surgical removal of 190 impacted lower third molars is correlated with greater postoperative pain.」｜caveat：测的是术前的口腔卫生状态，非术后刷牙行为；为相关性观察，不得反向解读为因果；2001 年单中心研究。
• F13｜Cochrane 系统性回顾（62 篇试验、4,643 位受试者）：下颚智齿拔除手术通常伴随短期术后疼痛、肿胀与开口受限；较少见的情况可能发生感染、干槽症与三叉神经损伤｜来源 #8｜confidence=verified｜basis=peer_reviewed（PMID 32712962，Cochrane 系统性回顾）｜period=2020（检索至 2019-07-08）｜geo: universal｜span:「We included 62 trials with 4643 participants.」「Surgery is commonly associated with short-term postoperative pain, swelling and trismus. Less frequently, infection, dry socket (alveolar osteitis) and trigeminal nerve injuries may occur」｜caveat：同 #4 卡 F22 锚；为背景描述段，其手术术式比较结论本卡未引用；pubtype 无 Retracted Publication（2026-08-06 查）。
• F14｜回溯性研究（某大学牙科门诊 6 年间 1,821 次拔牙，含单纯与复杂拔除）：25 例（1.4%）发生术后感染；二元逻辑回归中达统计显著者为拔除复杂度（OR＝2.03，p＝0.004），较复杂的拔除感染率较高；抗生素处方等其他变项未达显著｜来源 #9｜confidence=verified｜basis=peer_reviewed（PMID 34211554，回溯性研究）｜period=2021｜geo: universal｜span:「A total of 1821 extractions, including simple and complex extractions, were performed over 6 years. Only 25 (1.4%) of the cases were reported to have a postoperative infection.」「The complexity of the extraction was the only variable that significantly affected the occurrence of postoperative infection after extraction; more complex extractions were reported with higher rates of infection (binary logistic regression, OR = 2.03, p = 0.004).」｜caveat：回溯性、单一大学牙科门诊（马来西亚），非随机分派；感染定义依病历记载；该研究关于抗生素之结论属研究层级发现，本卡不作任何用药建议。
• F15｜回溯性分析（339 位单颗第三大臼齿拔除门诊病人，2016–2018 年，未使用预防性抗生素）：围手术期并发症发生于 51 例（15.0%），其中周围组织急性发炎 31 例、下颚智齿拔除后开口受限 13 例、上颚智齿拔除后口窦交通 5 例、血肿与舌神经暂时性感觉变化各 1 例；作者结论为下颚智齿与需分根之手术性拔除为术后并发症风险因子｜来源 #10｜confidence=verified｜basis=peer_reviewed（PMID 33789003，回溯性研究）｜period=2021｜geo: universal｜span:「A retrospective analysis of the medical records of 339 patients treated in the outpatient setting was performed.」「Perioperative complications occurred in 51 (15.0%) cases, and comprised the acute inflammation of the surrounding tissues in 31 patients」「Lower third molars and the necessity of surgical extraction with root separation are risk factors for postoperative complications in patients who require wisdom tooth removal.」｜caveat：回溯性、单中心（波兰），排除多颗同时拔除、合并症与怀孕者；并发症定义与 F14 之感染定义不同，两者不可互相换算或相加。
• F16｜系统性回顾（15 篇纳入）：因害怕出血或术后出血而中断抗血栓药物会提高血栓栓塞事件风险；所检视的局部止血措施包含纱布加压等方式｜来源 #11｜confidence=verified｜basis=peer_reviewed（PMID 30155575，系统性回顾）｜period=2019｜geo: universal｜span:「In total, 15 articles were included.」「The interruption of antithrombotics prior to tooth removal because of the fear of bleeding or following postoperative bleeding increases the risk of thromboembolic events」「The investigated haemostatics included gauze pressure」｜caveat：同 #1 卡 F20、#4 卡 F18 锚；本卡仅引用停药风险，不推荐任何止血材料或药物；停药与否一律由医师决定。
• F17｜随机单盲对照试验（35 位收案、30 位完成；对象为近中阻生下颚第三大臼齿、相邻第二大臼齿远心探测深度大于 5 毫米且两牙间有齿槽嵴透射影者；术前皆已完成口腔卫生指导、洗牙与龋齿稳定化）：对照组 16 人拔除智齿后行标准窝洞清创；测试组 14 人另于伤口关闭前对第二大臼齿行超音波根面清创，并接受三次回诊之牙菌斑控制计划。拔牙后 6 个月，测试组第二大臼齿远心面牙菌斑百分比 21、探测深度 3.2±1.2 毫米，对照组为 88 与 5.2±0.7 毫米（p 小于 0.007）｜来源 #12｜confidence=verified｜basis=peer_reviewed（PMID 15966878，随机单盲对照试验）｜period=2005｜geo: universal｜span:「Thirty subjects (50% male, 32.1+/-7.8 years) out of 35 enrolled, with a mesio-angular impacted mandibular third molar, having probing pocket depth (PPD) >5 mm at adjacent second molar distal, and crestal radio-lucency between the two teeth, completed the study.」「Controls (n=16) had their third molar extracted followed by standard socket debridement. Test group subjects (n=14) received the same treatment, except that before wound closure the operator was informed of the group allocation and ultrasonic root debridement on the second molar was performed, followed by a three-visit plaque control programme.」「Six months post-extraction, statistically significantly (p<0.007) better plaque control and shallower probing depths were observed at test second molars' distal (%plaque=21; PPD=3.2+/-1.2 mm) than at control second molars (%plaque=88; PPD=5.2+/-0.7 mm).」｜caveat：介入为医师执行之超音波根面清创＋三次回诊计划，非病人自我刷牙行为；样本 30 人、人群限定为第二大臼齿已有大于 5 毫米囊袋者；不得改写成任何自我照护指示或刷牙强度建议。
• F18｜双盲交叉试验（10 位牙科卫生系学生；5 种 SLS 浓度 0.0% 至 1.5% 之牙膏随机顺序，各以口内牙托覆盖上颚附著与非附著黏膜，每次 2 分钟、每日 2 次、每种试验期 4 天、间隔 10 天洗脱）：不含 SLS 之牙膏未引起反应，含 1.5% SLS 者使 60% 受试者出现脱屑｜来源 #13｜confidence=verified｜basis=peer_reviewed（PMID 8451922，双盲交叉随机试验）｜period=1993｜geo: universal｜span:「Ten dental hygiene students participated in this double-blind cross-over study.」「The dentifrice without SLS did not result in any onward reaction, whereas the dentifrice containing 1.5% SLS provoked desquamation in 60% of the subjects.」｜caveat：实验性暴露模型（口内牙托长时间贴附），非正常刷牙情境；受试者为健康学生，非拔牙术后病人；样本 10 人、作者自述为 preliminary study；不得据此推论拔牙后牙膏之安全性或危害。
• F19｜双盲交叉试验（20 位受试者）：将含 1.2% SLS、含 1.2% SLS 加 4% 甜菜碱、仅含 4% 甜菜碱三种牙膏置于颊黏膜测试舱 15 分钟，以肉眼与电阻抗评估至 45 分钟；两款含 SLS 牙膏对黏膜产生相似的刺激作用，仅含甜菜碱者未显示显著刺激；甜菜碱未降低含 SLS 配方的黏膜刺激作用｜来源 #14｜confidence=verified｜basis=peer_reviewed（PMID 12704946，双盲交叉试验）｜period=2003｜geo: universal｜span:「Twenty subjects participated in the double blind, crossover study.」「The toothpastes with 1.2% SLS, 1.2% SLS and 4% betaine and with 4% betaine but not with SLS were placed on buccal mucosa in a test chamber and kept in place for 15 min.」「Both SLS-containing pastes had a similar, irritating effect on the mucosa as judged both by the appearance of the mucosa and the EI measurements.」｜caveat：测试舱贴附 15 分钟之实验性暴露，非刷牙情境；样本 20 人、健康受试者；作者之一具产业任职背景（Finnfeeds Finland）；不得外推至拔牙伤口。
• F20｜系统性回顾与统合分析（纳入 4 篇双盲交叉随机试验、共 124 位复发性口疮病人，其中 2 篇进入主统合分析；检索至 2017 年 12 月；PROSPERO CRD42018086001）：与含 SLS 牙膏相比，不含 SLS 牙膏显著减少溃疡数目、溃疡持续时间、发作次数与溃疡疼痛；作者指出仍需更多设计良好的试验｜来源 #15｜confidence=verified｜basis=peer_reviewed（PMID 30839136，系统性回顾与统合分析）｜period=2019（检索至 2017-12）｜geo: universal｜span:「Four trials were included in this review (all crossover studies; n = 124 participants) and two contributed to the main meta-analysis based on the random-effect model. SLS-free dentifrice, when compared to SLS-containing statistically significantly, reduced the number of ulcers, duration of ulcer, number of episodes, and ulcer pain.」「However, future well-designed trials are still required to strengthen the current body of evidence.」｜caveat：人群为复发性口疮病人，非拔牙术后病人；更新查核 2026-08-06：PubMed 检索 sodium lauryl sulfate aphthous 限 2019 年以后共 8 笔，其后续文献为 2022 年一篇范畴回顾（PMID 35506963）与原始研究，未出现取代本篇的新版系统性回顾；本卡不得据此推荐任何牙膏配方。
• F21｜系统性回顾（11 篇纳入研究）：统合分析显示吸烟者发生干槽症的胜算增加超过 3 倍，合并发生率吸烟者约 13.2%、非吸烟者约 3.8%｜来源 #16｜confidence=verified｜basis=peer_reviewed（PMID 35877395，系统性回顾）｜period=2022（检索至 2022-03）｜geo: universal｜span:「After meeting the inclusion and exclusion criteria, eleven studies were included in this systematic review (according to the PRISMA statement guidelines).」「Based on a meta-analysis, tobacco smokers had a more than three-fold increase in the odds of dry socket after tooth extraction. Overall, the combined incidence of dry socket in smokers was found to be about 13.2% and in non-smokers about 3.8%」｜caveat：同 #1 卡 F10、#4 卡 F7 锚；纳入研究异质性高、为观察性研究之合并，属关联性而非因果。
• F22｜台湾《医疗法》第 81 条：医疗机构诊治病人时，应向病人或其法定代理人、配偶、亲属或关系人告知其病情、治疗方针、处置、用药、预后情形及可能之不良反应｜来源 #20｜confidence=verified（2026-08-06 ego-browser 实载，标题「醫療法§81-全國法規資料庫」，页内含「醫療機構診治病人時」逐字）｜basis=law｜period=现行条文｜geo: TW｜caveat：同 #1 卡 F24、#4 卡 F21 锚；条文引述，非法律意见。
• F23［结构性整理］｜证据缺口声明：本站于 2026-08-06 以 PubMed E-utilities 检索（检索式含 oral hygiene after tooth extraction／toothbrushing after oral surgery／postoperative oral hygiene third molar surgery／toothbrushing extraction site healing／resume toothbrushing after extraction／timing of toothbrushing after oral surgery／when to start brushing after dental extraction／toothpaste after tooth extraction／dental floss timing after extraction／brushing surgical site extraction randomized 等），未取得针对「拔牙后开始刷牙的具体时数」「刷牙力道或刷毛接触窝洞与血块丧失」「拔牙后使用牙膏对伤口愈合或出血之影响」「拔牙后恢复使用牙线的时点」之直接临床研究；其中 toothbrushing extraction site healing、resume toothbrushing after extraction、dental floss timing after extraction 三式在 PubMed 回传 0 笔｜来源 #26｜confidence=n/a｜basis=editorial_framework｜period=2026-08-06｜geo: universal｜caveat：检索局限于 PubMed 英文文献与本次检索式，未取得不等于已被推翻；本栏为编辑性陈述，不得标为待验 claim。
• F24［结构性整理］｜同族分工声明：拔牙窝的愈合阶段时间轴、干槽症的完整定义与红旗判准、氯己定与温盐水的完整证据，已于 KM-DENTAL-01 处理；麻醉未退的饮水时机、当天饮食限制、吸管与热食的逐项证据，已于 KM-DENTAL-04 处理。本卡仅在必要处引用，不重写｜来源 #26｜confidence=n/a｜basis=editorial_framework｜period=2026-08-06｜geo: universal｜caveat：编辑性分工陈述，非医学宣称。
• F25｜口腔为复杂的微环境，受口腔运动、唾液流动与细菌生物膜影响，这些因素可能导致窝洞愈合延迟与拔牙后并发症｜来源 #17｜confidence=verified｜basis=peer_reviewed（PMID 39626339，叙述性回顾）｜period=2025｜geo: universal｜span:「The oral cavity is a complex microenvironment, influenced by oral movements, salivary flow, and bacterial biofilms. These factors can contribute to delayed socket healing and the onset of post-extraction complications」｜caveat：同 #1 卡 F23、#4 卡 F19 锚；文献类型为生物材料领域的叙述性回顾，非临床试验；仅引用其对口腔环境的机制性描述。
• F26｜系统性回顾与统合分析（12 篇纳入研究，对象为未并用全身性抗生素之第三大臼齿手术）：氯己定组干槽症发生率显著低于对照组（9.58% 对 16.8%，P 小于 0.0001），风险降低 42.9%｜来源 #18｜confidence=verified｜basis=peer_reviewed（PMID 42454528，系统性回顾与统合分析）｜period=2026-07｜geo: universal｜span:「Twelve studies were included in the meta-analysis. The incidence of alveolar osteitis (AO) in the chlorhexidine group was significantly lower than that in the control group (9.58% vs. 16.8%, P < 0.0001). Chlorhexidine reduced the risk of AO by 42.9%.」｜caveat：本条为 F11（Cochrane 2022）之更新查核产物，记录「本题在 2026 年有较新之统合分析」此一事实；本卡正文未使用其数值，亦不作任何用药或产品建议；氯己定之适用、浓度、使用时点与不良反应属牙医师或药师开立范围，完整内容见 #1 卡。摘要中未列 95% 信赖区间与异质性指标，证据强度须以全文评估，本站未取得全文。

来源清单

取用日期均为 2026-08-06；PubMed 条目以 E-utilities efetch 取得摘要原文逐字比对，并逐条实测条目页可及；NHS 两页与法规条文以 ego-browser 实载后取 innerText 逐字比对；指引 PDF 以实测回应 200 后用 pdftotext 取出全文逐字比对。

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3. Bertoldi C, Generali L, Cortellini P, et al. Influence of Tooth-Brushing on Early Healing after Access Flap Surgery: A Randomized Controlled Preliminary Study. Materials (Basel). 2021;14(11):2933. PMID 34072369
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20. 医疗法 第 81 条（全国法规资料库）
21. NHS. Wisdom tooth removal（英国 NHS 病人卫教页，页面审阅日期 2024-06-12）
22. Scottish Dental Clinical Effectiveness Programme. Post-Treatment Advice for Dental Patients Taking Anticoagulant or Antiplatelet Medication（2022 年 3 月，PDF）
23. NHS. How to keep your teeth clean（英国 NHS 病人卫教页，页面审阅日期 2025-06-30）
24. 医疗法 第 87 条（全国法规资料库）
25. 内部数据：`analysis/reports/km-dental-backlog.md` #40 附录（3 词项×1 站×曝光逐笔可对帐）
26. 编辑框架：本站三区分流框架、清洁与漱口顺序整理、同族分工声明与证据缺口声明（无外部来源，标示为结构性整理）

内部引用链

• 同族分工（必读）：拔牙窝本身的愈合阶段、干槽症的完整定义与回诊红旗、氯己定与温盐水的完整证据，见 拔牙的洞要多久才会长好？（KM-DENTAL-01）。该卡负责「洞怎么长」，本卡负责「怎么清洁」；干槽症锚 F11＝该卡 F9、吸烟锚 F21＝该卡 F10、止血锚 F16＝该卡 F20、口腔微环境锚 F25＝该卡 F23，两卡数字同源不重复陈述 [F24]。
• 同族分工（必读）：麻醉未退的饮水时机、术后当天的饮食限制、吸管与热食的逐项证据，见 拔牙后多久能吃东西喝水？该吃什么？（KM-DENTAL-04）。该卡负责「怎么吃喝」；漱口时机的指引锚 F4＝该卡 F3，本卡只在讲刷牙与漱口先后顺序时引用，不重写 [F24]。
• 补牙后的清洁与进食时机（处置不同、判准不同）：补牙后多久可以吃东西、多久可以刷牙？（KM-DENTAL-02）
• 漱口水怎么挑、成分差在哪：漱口水怎么挑？牙周病该用哪一瓶？（KM-DENTAL-06）

发布闸门提醒：本卡为 draft。四语（zh-Hans／en／ja）未产前不得进 km_entries；F23 的证据缺口声明若日后检索到直接证据，须改写该节而非保留「未取得」字样。frontmatter 之合计曝光与站名属内部稽核栏位，发布转档时不得渲染至可见层。