1. For example, patients who've had a commissurotomy - the severing of the thick bundle of nerve fibres that joins the two hemispheres - show deficits on creative tasks.

2. Objective:To sum up experience of heart valve replacement after closed mitral commissurotomy.

3. Objective To retrospectively review the experience of mitral valve replacement after mitral commissurotomy in 39 cases.

4. Objective To assess the clinical efficiency of the trilumen single balloon catheter newly designed for percutaneous transvenous mitral commissurotomy (PTMC).

5. Objective To explore new method of percutaneous balloon serious mitral stenosis commissurotomy.

6. Objective To review the experience of surgical treatment of 32 patients underwent heart valve replacement after closed mitral commissurotomy(CMC).

7. Method: Cardiac valve replacement was performed in 52 patients after closed mitral commissurotomy.

8. Objective To retrospectively review the experience of heart valve replacement after closed mitral commissurotomy in 73 cases.