Opinion ID: 2897983
Heading Depth: 3
Heading Rank: 2

Heading: Chin-Loy.

Text: U.S. Patent No. 5,954,957 (“Chin-Loy”) describes a cap adapted to cover blood ports or other hydraulic connection ports for medical devices such as hemodialysis machines. Chin-Loy col. 3 ll. 19–23. FIG. 1 of Chin-Loy, provided below, shows a cap 10 with a first end 12 defining a female portion 16, which receives a male blood port. Id. col. 3 ll. 54–57. Side wall 22 and end wall 24 together define a receptacle 34 that receives the male nipple. Id. col. 4 ll. 5–7. Cap 10 can be twisted onto a blood port when the port is threaded or can “snap on” for unthreaded ports. Id. col. 4 ll. 32–35, col. 4 ll. 46–49. Cap 10 also includes a channel 66 defined by interior surface 28. Id. col. 5 ll. 1–2. When cap 10 is attached to a blood port, channel 66 permits “venting of the medical device through the male blood nipple while maintaining an internal condition of the medical device until time of use.” Id. col. 2 ll. 41-43 and col. 5 ll. 12–15. IVERA MEDICAL CORPORATION v. HOSPIRA, INC. 7