Anorectum piezometry and biofeedback treatment for functional constipation

Objective To investigate the pressure of anorectum and the effects of biofeedback treatment in patient with functional constipation.Methods 180 patients were enlisted to take the biofeedback therapy by Weidi stomach intstine enterokinesia detection and biofeedback appearance in the clinic.Theclinic symptoms and anorectum resting prussure,independent duration of contraction of anal canal,anorectum inhibitory reflex value were recorded and compared before and after biofeedback therapy.60 patients without defecation dysfunction were investigated as normal control.Results The anorectum resting prussure,independent duration of contraction of anal canal,anorectum inhibitory reflex value of patients with functional were higher than that of the normal control(P0.05).After biofeedback therapy,the symptoms improved.The total effective rate was 78.3%.The anorectum resting prussure,independent duration of contraction of anal canal,anorectum inhibitory reflex value were decreased(P0.05).Conclusion The anoructum prussure dysfunction can be reformed by biofeedback therapy.