From Kegel Exercises to Pelvic Floor Rehabilitation
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ARTÍCULO DE REVISIÓN Rev Mex Urol. 2018 septiembre-octubre;78(5):402-411. From Kegel exercises to pelvic floor rehabilitation: A physiotherapeutic perspective De los ejercicios de Kegel a la rehabilitación del piso pélvico: una visión a partir de la fisioterapia María Cristina Rodas,1 Herney Andrés García-Perdomo2 1 Abstract PT, Pelvic Floor Physical Therapist, Pro- fessor, Universidad del Valle, Colombia. 2 Different pelvic floor therapy strategies have been adopted by physicians, urologists, MD MSc EdD PhD FACS Associate Pro- gynecologists, and physiotherapists. However, the concept of pelvic floor physiotherapy fessor, Universidad del Valle, Colombia. is not yet clear for the majority of professionals, who continue to suggest activities that can actually be more harmful to the patient than beneficial. Consequently, the aim of Recibido: agosto 2018 this review article was to present the concept of pelvic floor physiotherapy, from its Aceptado: septiembre 2018 origins to its current principles, so that healthcare professionals can apply the therapy to their patients based on a clear understanding of the approach. Correspondencia KEYWORDS: Pelvic floor therapy; Physiotherapy. Herney Garcia Perdomo [email protected] Resumen Twitter: @herneygarcia La terapia del piso pélvico se ha indicado con diferentes estrategias, adoptadas por Este artículo debe citarse como los médicos, urólogos, ginecólogos y fisioterapeutas. Sin embargo, el concepto de Rodas MC, García-Perdomo HA. From fisioterapia del piso pélvico aún no es claro para la mayoría de los profesionales, pues Kegel exercises to pelvic floor re- algunos protocolos sugieren actividades que pueden generar más daños que benefi- habilitation: A physiotherapeutic cios. En consecuencia, este artículo expone el concepto, desde sus orígenes hasta los perspective. Rev Mex Urol. 2018 sept- principios actuales, que todos los profesionales deben conocer y, por lo tanto, aplicar oct;78(5):402-411. en sus pacientes. DOI: https://doi.org/10.24245/rev- PALABRAS CLAVE: Piso pélvico; fisioterapia. mexurol.v78i5.2472 INTRODUCTION constipation, high-impact sports, or profes- sional activities, among others. As a result, the The pelvic floor is a set of structures, muscles, so-called pelvic floor dysfunctions can occur, and connective tissues that provides the pelvic which include (but are not limited to) urinary organs, such as the bladder, vagina, uterus, incontinence, fecal incontinence, sexual prob- and rectum, with stability and support. It may lems, pelvic pain, and genital prolapse. In the late more frequently be affected or weakened in 1940s, the gynecologist Arnold Kegel introduced women by the factors of pregnancy, childbirth, pelvic floor exercises for women who presented and menopause, or by poor micturition habits, with urinary incontinence. That approach pro- 402 www.revistamexicanadeurologia.org.mx Rodas MC et al. From Kegel exercises to pelvic floor rehabilitation duced progressive contraction of the levator The reading varied, according to the position in ani under strict supervision and introduced the which it was performed. Most important was the concept of biofeedback, as well.1-3 correct performance of the levator ani, without including the abdominal or gluteal muscles. Pa- Pelvic physiotherapy has currently undergone tients were given directions on how to carefully exponential development and plays an impor- perform the exercises,2 as well as how to over- tant role in the treatment of such disorders in come that contraction, and even how to increase men, women, and children.4 Pelvic floor muscle its frequency for periods of 20 minutes, three training, biofeedback, electrotherapy, vaginal times/day, reaching five contractions every 30 cones, hypopressive abdominal techniques, minutes.1,3 Dr. Kegel and his wife manufactured and urotherapy are among the physiothera- the necessary equipment in their kitchen and it peutic methods that specifically pertain to the was marketed in that fashion for approximately 5 pelvic floor. The comprehensive treatment of 30 years and up to three years after Dr. Kegel’s lumbopelvic problems and those of the peri- death. The exercises are a simple method that neal complex has demonstrated good results, can help improve the tone and function of that improving the self-esteem and quality of life of musculature.3,10 patients.6 The aim of the present review was to describe the current developments that the Kegel The Kegel article described how the patients exercises have brought to pelvic floor therapy. were instructed to perform pubococcygeus muscle contractions. The first step consisted of Kegel exercises recognizing the anatomic structures (the first Kegel exercise). The second step consisted of In 1948, as a professor of obstetrics and gynecol- gentle digital exploration to verify the contrac- ogy in the United States, Dr. Arnold Kegel was the tion and tone of the pubococcygeus muscle and first to propose training of the pelvic floor muscles other structures, and thus determine whether through a series of regularly repeated exercises. the patient knew those muscles had contracted. Their effectiveness was demonstrated in a paper Finally, the third step was to assess whether that titled Progressive resistance exercise in the func- 1 tional restoration of the perineal muscles.7,8 In that muscle contraction was learned. study, 64 patients received treatment for managing pelvic dysfunctions, as well as stress urinary in- In the 1960s and early 1970s, the management 11 continence (SUI) and immediate postpartum and indicated for urinary incontinence was surgical. genital prolapse (cystocele and rectocele-older The recommended first-line treatment, with no nomenclature). adverse effects, was the training of the pelvic floor muscles, but learning how to contract them In the context of the Kegel study, the levator ani is correctly was not easy, and the verbal or written a striated muscle, consisting of 67% slow-twitch directions proved to be insufficient, as Kegel fibers and 33% fast-twitch fibers, and its function had found in 40% of the patients.12 To facilitate is to squeeze around the openings of the anus, learning how to perform the exercises, the patient vagina, and urethra. Its contraction is not visible was instructed to imagine preventing the exit and is performed in a cephalad direction.9 The of fecal matter or urine flow. In 50% of cases, first biofeedback process was designed by Kegel, that contraction was performed using accessory using a rubber electrode of approximately 3.5 muscles of the abdomen or the gluteus, and in inches. It recorded a pressure of 0-100 mmHg. many cases worsened the symptoms.10 403 Revista Mexicana de UROLOGÍA 2018 septiembre-octubre;78(5) In his original publication in 1950, Kegel stated Bourcier disclosed those perineal re-education that the difference in contraction-relaxation of techniques for treating urinary incontinence in the pubococcygeus was 40 mmHg. Two years lat- written press and audiovisual media, and was er, in 1952, he showed that the difference was 20 recognized as a great promoter of perineal re- mmHg, which was more realistic.2 Subsequent education.14 Since then, different professionals studies reported that the pressure of the vagina, have been interested in the pathophysiologic, ep- in a healthy woman, was 25 mmHg and could idemiologic, preventive, and therapeutic aspects reach 45 mmHg with a voluntary muscle con- of pelvic floor dysfunctions, leading to the devel- traction. Unfortunately, no further publications opment of conservative noninvasive therapy for were published regarding the perineometer.2 the clinical conditions of incontinence, genital prolapse, neurologic lesions, sexual dysfunction, Subsequently, a group of medical specialists and anorectal canal dysfunction in men, women, found that the contraction of those muscles was and children.15 related to orgasmic capacity, as discussed in studies by Kline-Graber and Graber (1978), and In 1992, the International Continence Society later by Masters and Johnson (1966). Finally, in (ICS) validated employing those techniques 1972, Hartman and Fithian introduced the use of for the treatment of perineal disorders and the the perineometer as a tool that could assist in the functional recovery of the pelvic floor.14 The treatment of sexual dysfunction, in accordance techniques are evidence-based, which aids the with the study by Kegel, Masters, and Johnson.2 physiotherapist in developing a treatment plan based on clinical research. Several studies have Physical therapy as support for the pelvic floor shown the interventions to be effective in the management of SUI, but there is still insufficient Within the management of pelvic floor dysfunc- evidence in relation to other dysfunctions.13 tion, the physiotherapist plays a very important role in prevention and treatment. His or her posi- The pelvic physiotherapist evaluates the patient tion is to inform patients about the dysfunction and establishes a physiotherapeutic diagnosis, and changes in lifestyle and to employ physio- which enables a protocol and a non-invasive therapeutic resources. They include technical treatment modality to be organized. The first step manuals and the training of the pelvic floor is to educate the patients, to establish a strategy, muscles with the help of biofeedback, electrical and to formulate a preventive program and a stimulation, and vaginal cones, among other supplemental protocol that provide positive techniques. The educational approach facilitates