US 12,336,734 B2
Vaginal dilator
Wei-Lun Cheng, Tainan (TW); Ing-Luen Shyu, Tainan (TW); and Chun-Pei Chiu, Tainan (TW)
Assigned to CHI MEI MEDICAL CENTER, Tainan (TW)
Filed by Chi Mei Medical Center, Tainan (TW)
Filed on Dec. 5, 2022, as Appl. No. 18/075,356.
Claims priority of application No. 111119674 (TW), filed on May 26, 2022.
Prior Publication US 2023/0380867 A1, Nov. 30, 2023
Int. Cl. A61B 17/42 (2006.01); A61B 1/32 (2006.01)
CPC A61B 17/42 (2013.01) [A61B 1/32 (2013.01)] 7 Claims
OG exemplary drawing
 
1. A vaginal dilator, comprising:
a spiral body, formed by a rectangular sheet, and the spiral body comprising a first surface, a second surface, a buckling edge, a fixing seat and a plurality of positioning seats, wherein the first surface and the second surface are formed along a long axis of the rectangular sheet and are arranged opposite to each other, the buckling edge is formed along a short axis of the rectangular sheet and is adjacent to the first surface and the second surface, the fixing seat is arranged on a side of the first surface which is adjacent to the buckling edge, each of the plurality of positioning seats is formed along the short axis of the rectangular sheet, and the plurality of positioning seats are separately arranged on an other side of the first surface opposite to the side provided with the fixing seat; and
a control rod, comprising a locking end and an operating end opposite to the locking end, wherein the locking end is locked on the fixing seat;
wherein the control rod is controlled to wind the spiral body into a spiral shape and leads the buckling edge being clamped to one of the plurality of positioning seats.