[Minimally invasive treatment of Dupuytren's contracture by Pi needle percutaneous multi-segmental fasciotomy].

Objective: To investigate the clinical efficacy of Pi needle percutaneous multi-segmental fasciotomy as a minimally invasive treatment for Dupuytren's contracture.

Methods: Sixteen patients(25 fingers: 4 middle fingers, 12 ring fingers, 9 little fingers) were involved in the study, including 11 males and 5 females. There were 2 cases on both hands and 14 cases of single hand disease, including 8 cases of left hand and 6 cases of right hand.

[Clinical analysis of repairing the defect of hand with reverse island skin flap of upper carpal cutaneous branches of ulnar artery].

Objective: To investigate the clinical effect of repairing soft tissue defect after hand wound using reverse island skin flap of upper carpal cutaneous branches of ulnar artery.

Methods: From June 2010 to November 2016, 12 patients with hand soft tissue defects were repaired by reverse island skin flap of upper carpal cutaneous branches of ulnar artery, including 9 males and 3 females with an average age of (35.2±9.

[Internal fixation with one-hole microplate for the treatment of collateral ligament injuries of the metacarpophalangeal joint of the thumb combined with fracture].

Objective: To study clinical effects of one-hole microplate internal fixation for the treatment of collateral ligament injuries of the metacarpophalangeal joint of the thumb combined with fracture.

Methods: Twenty-two patients (16 males, 6 females) with collateral ligament injuries of the metacarpophalangeal joint of the thumb combined fracture were treated with one-hole microplate internal fixation. The age of the patients ranged from 18 to 53 years old with a mean age of 28.

[Application of vacuum sealing drainage and cryopreservation technology in hand and foot skin replantation].

Objective: To summarize the clinical effect of avulsed skin replantation of hand and foot via vacuum sealing drainage (VSD) combing low temperature technique.

Methods: From March 2012 to October 2013,13 cases with avulsed skin replantation of hand foot using combined technique included 8 males and 5 females with an average age of 32 years old ranging from 18 to 62 years. The time from injury to hospital was 1 to 4 hours (2.

[Containing negative pressure drainage technology combined dermatoplasty of full thick skin graft to repair surgical donor site of hallux toe].

Objective: To evaluate the effectiveness of vacuum sealing drainage (VSD) combined with skin grafting to repair donor site for wrap around flap of hallux toe.

Methods: From Jan. 2009 to Apr.

[Diagnosis and treatment of the metacarpophalangeal joint locking caused by sesamoid turned-over dislocation of the thumb].

Objective: To introduce diagnosis and treatment of the metacarpophalangeal joint (MPJ) locking caused by sesamoid turned-over dislocation of the thumb.

Methods: Five cases with metacarpophalangeal joint locking were involved in the study, male 4 and female 1. The average age was 35 years old(ranging from 18 to 47 years).