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Trial History Detail on 2009-08-10

CUHK_CCT00191

2009-08-07

Prospective

Nil

The Chinese University of Hong Kong

The Chinese University of Hong Kong

N/A

Prof. Chi Fai Ng

Department of Surgery, The Chinese Uinversity of Hong Kong

Tel: 26322625; Fax: 26377974; Email: ngcf@surgery.cuhk.edu.hk

Lo Kin Yin Anthony

Department of Surgery, The Chinese Uinversity of Hong Kong

Tel: 26323186; Email: anthonylo@surgery.cuhk.edu.hk

The impact of 60 verse 120 shock wave per minute on treatment outcome, renal injury and patients’ perception to pain in extracoroperal shock wave lithotripsy for renal calculi: a randomized crossover clinical study

The role of shockwave delivery rate in extracoroperal shockwave lithotripsy

Yes

2009-07-07

Renal stone

Device

Extracoroperal shock wave lithotripsy

30minutes(2Hz) / 60minutes(1Hz)

Shockwave delivery rate at 1Hz/ 2Hz

Inclusion Criteria:
1. Adult patient (aged ≥ 18 years old).
2. The targeted stone / stone fragments is remained in the same position
3. Clinically decided for repeated SWL for the residual stone
Exclusion Criteria:
1. Patients with ureteric stent or nephrostomy tube inserted.
2. Patient with history of allergy or any abnormal reaction alfentanil

Randomized

Dose comparison

Open label

Crossover

2009-08-15

90

Not Yet Recruiting

Stone free or presence of clincially insignificant residual fragments (less than 4 mm), at 12 weeks after the second session of lithotripsy.

1. Change in urine level of NAG, NGAL and IL-18 at pre-treatment and at Day-2, Day-7, 4-weeks after the second session of lithotripsy treatment.
2. Maximum pain score During lithotripsy treatment
3. Dosage of analgesia used during SWL At the end of treatment
4. Patients' preference to the shockwave delivery rate At the end of treatment

No

2015-07-06


Yes

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