| 摘要 |
A body cavity lining means is disclosed having a fluid chamber (9) and at least one further means (23) for providing liner means rigidity, in use. Means (23) comprises a further fluid chamber. The provision of two fluid chambers provides much greater control over the insertion and removal of the lining means. The provision of two separate fluid chambers allows the rigidity of the chambers to be controlled independently of eversion. In one embodiment the lining means is used to assist in the insertion of an endoscope for performing a colonoscopy. In one embodiment the at least one further means for providing liner means rigidity comprises a resiliently deformable extendible elongate member. In another embodiment one of the two fluid chambers is formed partially by the endoscope or other semirigid member, and means is provided for advancing the endoscope within the colon. |
