Filling-free source applicator for gynecological intracavity radiotherapy
An applicator and gynecological technology, used in radiotherapy, therapy, X-ray/γ-ray/particle irradiation therapy and other directions, can solve the problems of insufficient stability and reliability, long treatment time, complicated operation, etc., and achieve stable and reliable effects. Easy to operate and reduce the pain of patients
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Embodiment 1
[0047] Such as figure 1 , figure 2 , image 3 Figure 4 , a stuffing-free source applicator for gynecological intracavity radiotherapy, comprising a uterine cavity catheter 01 and two fornix catheters 02.
[0048] The intrauterine catheter is installed in a catheter adapter 10 . The catheter base is a cylinder with two ends as a cylinder and a cube in the middle. The center of the catheter base is provided with a catheter hole 12, and four vertical and symmetrical turning grooves (13 in the figure) are arranged on the cube of the catheter base. , 14), the turning groove is an arc-shaped groove, and the axis of the turning groove is perpendicular to the axis of the conduit hole. The intrauterine catheter passes through the catheter adapter from the catheter hole, the front end of the intrauterine catheter passes through the front end 11 of the catheter adapter, and a set screw 15 for locking the intrauterine catheter is provided at the rear end of the catheter adapter.
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Embodiment 2
[0068] A stuffing-free source applicator for gynecological intracavity radiotherapy. This embodiment is a replacement for the locking device in Embodiment 1.
[0069] Such as Figure 5 , Figure 6 , The non-tampon source applicator for gynecological intracavity radiotherapy in this embodiment adopts a locking device of a locking rod type. The lever-type locking device includes a toothed lever 60 and an elastic ferrule 61 .
[0070] The tooth-shaped clamping rod is a rod with a square cross section. A plurality of evenly arranged saw-shaped teeth 62 are arranged on one side of the tooth-shaped clamping rod. 64, the positioning ball protrudes toward the front end of the toothed clamping rod, and scales 66 are provided on the two sides of the toothed clamping rod perpendicular to the side faces provided with saw-shaped teeth.
[0071]Elastic ferrule is a square sleeve body, and elastic ferrule is provided with the square hole that slides with tooth-shaped clamp bar, and one si...
Embodiment 3
[0079] A stuffing-free source applicator for gynecological intracavity radiotherapy. This embodiment is a replacement for the locking device in Embodiment 1.
[0080] Such as Figure 7 , Figure 8 , the locking device of the non-tampon applicator for gynecological intracavity radiotherapy in this embodiment uses a nylon cable tie.
[0081] A vault locking head 24 is provided at the tail end of the vault guide block, and a tape groove 26 is provided on the outer surface of the vault locking head. A vaginal locking head 34 is provided at the tail end of the vaginal support block, and a cassette groove 36 is provided on the outer surface of the vaginal locking head.
[0082] After the vault guide block and the vagina support block are in place, use a nylon cable tie 70 to bind the two vault guide blocks through the cassette slot of the vault locking head, thereby locking the vault guide block; use a nylon cable tie to pass through the cassette slot of the vagina locking head T...
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