Puncture sheath with suturing function
A functional and stapler technology, applied in puncture needles, medical science, surgery, etc., can solve the problems of reducing the incidence of incisional hernia and the difficulty of laparoscopic surgery wounds, so as to achieve good suturing effect, prevent secondary injury, and reduce the incidence rate Effect
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Embodiment 1
[0023] like Figure 1-3 As shown, a puncture sheath with a suturing function includes a sheath body 1 and a peritoneal stapler. The peritoneal stapler includes a rod-shaped hollow stapler body 11 with a diameter of 5-12mm, and a push rod 12 arranged in the stapler body 11; the head of the stapler body 11 has a separable head valve 13. There are two head petals 13, and the back of the head petals 13 combined is arc-shaped or conical. The middle part of the head flap 13 is pivotally connected to the head of the suturing device body 11, and the tail end shares a pivot to be connected to the head of the push rod 12; the two side walls of the suturing device body 11 are provided with suture needle grooves 16 inclined downwards, The suture needle 14 is disposed within the suture slot 16 . The suture needle groove 16 is a stepped hole, the suture needle 14 tail has steps, and a return spring 17 is arranged between the suture needle 14 steps and the suture needle groove 16 steps. Th...
Embodiment 2
[0026] like figure 1 , 5 , 6, a puncture sheath with a suturing function, which includes a sheath body 1 and a peritoneal stapler. The peritoneal stapler includes a rod-shaped hollow stapler body 21 with a diameter of 5-12 mm, and a push rod arranged in the stapler body 21 . The head of the stapler body 21 has a detachable head flap 24. There are two head petals 24, and the head is arc-shaped or conical after the head petals 24 are combined; connect. The push rod includes a push rod sleeve 22 and a push rod core 23, and the push rod core 23 is inserted in the push rod sleeve 22; the head of the push rod core 23 is pivotally connected with the head valve 24. A return spring 29 is arranged between the upper surface of the tail and the top of the inner cavity of the push rod sleeve 22 . There is an upward arc-shaped suture needle groove 26 inside the head valve 24, and a suture needle 25 matching the radian of the suture needle groove 26 is arranged in the suture needle gro...
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