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手

Plain-English information about 手 conditions, operations, and recovery.

How your 手 works

How your hand works Hand anatomy – bones of the wrist, palm, and fingers – understanding the structure supports diagnosis. Open →

Conditions

Paronychia (Infection Beside the Nail) Open → 压迫性神经病变 Hand numbness, tingling, or weakness – understanding carpal tunnel, cubital tunnel, and other compression neuropathies. Open → 妊娠与手部疾病 Carpal tunnel in pregnancy and de Quervains "mummy thumb" — why they happen, what is safe, and when they settle. Open → 屈肌腱鞘囊肿 A benign, fluid-filled cyst arising from the flexor tendon sheath – often painless, but can cause clicking or limited finger movement. Open → 影响手部的疾病 How whole-body conditions — diabetes, thyroid, inflammatory arthritis, kidney disease and more — show up in the hand. Open → 手指天鹅颈畸形 A finger that hyperextends at the middle joint and bends at the tip — why it happens and how splints or surgery can correct it. Open → 手部感染 Paronychia, deep-space and flexor sheath infections — recognition, antibiotics, drainage. Open → 手部肌腱与神经损伤 Hand tendon and nerve injuries – understanding symptoms, diagnosis, and treatment options. Open → 扳机指 Trigger finger causes painful catching or locking of a finger, often treated with splinting or steroid injection. Open → 拇指基底关节炎 Basal thumb arthritis — causes, symptoms, non-surgical options, and when surgery might help. Open → 拇指尺侧副韧带损伤 Open → 指尖损伤 Crush, laceration, nail-bed and amputation injuries of the fingertip and their management. Open → 指骨骨折 Phalangeal and metacarpal fractures of the hand — non-operative care and indications for fixation. Open → 掌骨骨折（包括拳击手骨折） A broken hand bone in the palm — including the common boxer's fracture — how it is treated, the rotation check that matters most, and recovery. Open → 杜普伊特伦病 Dupuytren’s disease causes palm thickening and finger contracture—options range from observation to needle aponeurotomy or surgical excision. Open → 矢状束断裂（拳击手指） A knuckle injury where the tendon slips off the top of the joint — the "boxer's knuckle" — and how early splinting or surgery treats it. Open → 纽扣畸形 Extensor central-slip injury at the middle finger joint; early splinting prevents the zigzag deformity, established cases need surgery. Open → 腱板损伤（屈肌腱撕脱） The deep flexor tendon avulses off the fingertip — why it is time-critical, and the surgery to reattach it. Open → 腱鞘巨细胞瘤（手指或拇指上的肿块） A giant cell tumour of tendon sheath is a common, benign (non-cancerous) lump on a finger or thumb. What causes it, how it is diagnosed and removed, and how often it comes back. Open → 近端指间关节关节炎 Osteoarthritis and inflammatory arthritis of the PIP joint — non-operative and surgical options. Open → 远端指间关节（DIPJ）关节炎 Open → 锤状指 Mallet finger causes fingertip drooping after extensor tendon injury; splinting is key, surgery occasionally needed. Open → 雷诺现象 Fingers that go white, blue then red in the cold — primary vs secondary Raynaud's, keeping warm, and when it needs assessment. Open → 黏液囊肿 Mucous cysts – common bumps near finger joints, often linked to arthritis, and treatment options. Open →

Operations

Excision of Giant Cell Tumour of Tendon Sheath Open → Flexor Tendon Repair Open → Knuckle Joint Replacement (MCPJ) Open → 屈肌腱鞘囊肿切除术 Excision of a flexor tendon sheath ganglion — when surgery is considered for painful or limiting cysts. Open → 扳机指松解术 Trigger finger release — understanding the condition, conservative treatments, and surgical options for a stuck or clicking finger. Open → 拇指腕掌关节成形术 Open → 指间关节融合术 DIP joint fusion stabilizes and reduces pain in the fingertip joint, often for arthritis or mallet finger. Open → 杜普伊特伦筋膜切除术 Dupuytren’s fasciectomy — correcting hand contractures to improve function and daily activities. Open → 碳素纤维关节置换术 Open → 腕掌关节切除术 Open → 近端指间关节置换术 PIP joint replacement addresses painful arthritis in the middle finger joint when non-surgical options fail. Open → 近端指间关节融合术 PIP joint fusion stabilizes a severely damaged middle finger joint, relieving pain when other treatments fail. Open →

Implants & devices

Remplir 神经包裹 Open →

Recovery and rehabilitation

伤口护理 Dressings, showering, and signs of infection after upper-limb surgery. Open → 佩戴和睡眠时使用手臂吊带 How to sleep in an arm sling, get the sling position right, and look after it after shoulder, elbow or wrist surgery, including whether to keep the sling on overnight. Open → 促进愈合的健康饮食 Everyday food to support recovery after surgery — protein, energy, healing vitamins, and preventing constipation. Open → 在家中预防血栓 Reducing the risk of deep vein thrombosis after upper-limb surgery — mobilisation, hydration, medication. Open → 家庭中的石膏和夹板护理 Looking after a plaster or splint at home — keeping it dry, elevation, keeping joints moving, and the urgent signs of a too-tight cast. Open → 心智、压力与恢复 How stress, low mood, anxiety and worry about pain affect recovery and surgical outcomes — and what helps. Open → 您的伤口检查与拆线 What happens at the post-op wound check, dissolvable vs removable stitches, what removal feels like, and when to seek help sooner. Open → 您的肩部神经阻滞 The nerve block we use for shoulder surgery — how it numbs your arm, why it controls pain so well, and what to expect as it wears off. Open → 我的伤口感染了吗？ How to tell normal healing from a wound infection after surgery — the warning signs and when to seek help. Open → 手术准备 General checklist for the days before upper-limb surgery — fasting, what to bring, medications. Open → 手术前后的抗凝药物 How anticoagulants and antiplatelets work, and why the timing of stopping each before surgery differs — platelet turnover, half-lives and clot risk. Open → 手术前禁食：可以吃什么和喝什么，以及原因 Why you must stop eating before an anaesthetic, when you can still sip water, and what can happen if you do not fast. The clear fasting rules that keep your stomach empty and your lungs safe during surgery. Open → 手术当天 What to expect on the day of day-case upper-limb surgery, from arrival and meeting the team to waking up and going home. Open → 手部、腕部或肘部手术后的日常生活 Keeping a hand or wrist dressing dry, elevation to control swelling, and one-handed living after hand, wrist or elbow surgery. Open → 手部治疗基础 What to expect from hand therapy, how often you'll go, and what good rehab looks like. Open → 护理您的疤痕 Massage, silicone, sun protection and the 12-month timeline for surgical scars to soften and fade. Open → 术后便秘与肠道护理 Why constipation is common after surgery (especially with strong painkillers) and how to prevent and manage it. Open → 术后疼痛管理 What pain to expect, how to use pain relief well, and when to call. Open → 术后肿胀和抬高 Why a hand or arm swells after surgery, how elevation and gentle movement control it, and when swelling is a warning sign. Open → 术后飞行与旅行 Clot risk, cast tightness at altitude, fitness to fly and the practicalities of travelling after upper-limb surgery. Open → 热敷与冷敷 When ice helps, when heat helps, and how to use either safely on the upper limb. Open → 睡眠、疼痛与康复 How sleep and pain affect each other, why surgery and shoulder problems disturb sleep, and what helps you rest and recover. Open → 肩关节手术后的日常生活 Washing, dressing, sleeping and managing day-to-day with the operated arm in a sling after shoulder surgery. Open → 肩部和手臂手术后何时可以安全且合法地驾驶？ After most shoulder surgery, including rotator cuff repair, you usually cannot drive for about six weeks, and not while your arm is in a sling. When it is safe and legal to get back to the wheel after hand, wrist, elbow or shoulder surgery. Open → 重返工作岗位 When you can return to desk, light, and heavy work after upper-limb surgery. Open → 重返运动 Phased return to sport after upper-limb surgery, and when contact sport is safe again. Open →

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