CN-224206871-U - Single-port laparoscopic surgery puncture outfit with variable channel number

CN224206871UCN 224206871 UCN224206871 UCN 224206871UCN-224206871-U

Abstract

The utility model discloses a single-port laparoscopic surgery puncture outfit with a variable channel number, which comprises an incision protection ring, wherein a first vertical hole is formed in the incision protection ring, a mounting body is sleeved above the incision protection ring, a second vertical hole which is coaxially arranged with the first vertical hole is formed in the mounting body, a mounting ring groove is formed in the upper part of the mounting body, a plurality of L-shaped cross-section connecting plates are arranged in the mounting ring groove, columnar channels are arranged on the connecting plates and penetrate through the upper end and the lower end of the connecting plates, channel ports are formed in the columnar channels, convex rings are respectively arranged at the upper end and the lower end of the incision protection ring, and round grooves matched with the convex rings are formed in the bottom of the mounting body. The utility model can adjust the number of the passage ports according to the requirements, and leaves space for observation and support of the drag hook, thereby being beneficial to improving the flexibility and the accuracy of operation.

Inventors

YU JUNKANG
ZHANG MINGHUANG
ZHANG KANGHUI
MENG NING
YAO JIAQI
ZHENG LIPING
ZHANG XINJUN
LI DAN
HUANG SUPENG
ZHANG JIANHUA
HUANG CHENHAO

Assignees

杭州师范大学附属医院(杭州市第二人民医院)

Dates

Publication Date: 20260508
Application Date: 20250208

Claims (7)

1. A single-port laparoscopic surgery puncture outfit with a variable channel number is characterized by comprising a notch protection ring (1), wherein a first vertical hole (2) is formed in the notch protection ring (1), an installation body (3) is sleeved above the notch protection ring (1), a second vertical hole (4) which is coaxially arranged with the first vertical hole (2) is formed in the installation body (3), an installation ring groove (5) is formed in the upper portion of the installation body (3), a plurality of connecting plates (6) with L-shaped cross sections are arranged in the installation ring groove (5), columnar channels (7) are formed in the connecting plates (6), the columnar channels (7) penetrate out of the upper end and the lower end of the connecting plates (6), channel openings (8) are formed in the columnar channels (7), convex rings (11) are respectively arranged at the upper end and the lower end of the notch protection ring (1), and round grooves (12) which are matched with the convex rings (11) are formed in the bottom of the installation body (3).
2. The single-port laparoscopic surgical puncture outfit with the variable channel number according to claim 1, wherein the connecting plate (6) comprises a vertical part (81) and a horizontal part (82), the horizontal part (82) is in a quarter circle shape, and the vertical part (81) is matched with the mounting ring groove (5).
3. The single-port laparoscopic surgery puncture outfit with the variable channel number according to claim 2 is characterized in that a plurality of first limiting blocks (9) are arranged at the bottom end inside the installation ring groove (5), first grooves (10) are formed in two sides of the bottom of the vertical portion (81), and the first grooves (10) are matched with the first limiting blocks (9).
4. The single-port laparoscopic surgery puncture outfit with the variable channel number according to claim 1 is characterized in that a plurality of second limiting blocks (13) are arranged above the convex ring (11) at the upper end of the incision protecting ring (1), a plurality of second grooves (14) are formed in the top of the circular groove (12), and the second grooves (14) are matched with the second limiting blocks (13).
5. The single-port laparoscopic surgical puncture outfit with variable channel number according to claim 1, wherein the first vertical holes (2) and the second vertical holes (4) have the same pore diameter.
6. The single-port laparoscopic surgery puncture outfit with the variable channel number according to claim 1 is characterized in that a one-way valve (15) is arranged above the channel port (8), the conduction direction of the one-way valve (15) is from the upper part to the lower part of the columnar channel (7), and the one-way valve (15) is made of silica gel.
7. The single-port laparoscopic surgery puncture outfit with the variable channel number according to claim 1, wherein the incision protection ring (1) is made of plastic film material, and the thickness of the incision protection ring is 2-6 mm.

Description

Single-port laparoscopic surgery puncture outfit with variable channel number Technical Field The utility model relates to a single-port laparoscopic surgery puncture outfit with a variable channel number, belonging to the technical field of medical appliances. Background The basic principle of the technology is that a cavity mirror with a camera and a surgical instrument is inserted into a body by opening a small hole in the body of a patient, the camera transmits an image in the body to a display screen, and a doctor observes and operates the surgical instrument to perform operation. In the operation process, a single-hole puncture outfit is needed to build an operation platform. For example, chinese patent of publication No. CN115024801a discloses a multi-channel single-hole laparoscopic surgery puncture outfit, and specifically discloses a laparoscopic surgery mechanism, including sleeve pipe subassembly, puncture core, carbon dioxide interface, first cloth hole and second cloth hole, sleeve pipe subassembly's bottom joint has the puncture core, two holes have been seted up to sleeve pipe subassembly's outer wall, sleeve pipe subassembly top is located the position fixedly connected with second cloth hole in hole, two holes have been seted up to sleeve pipe subassembly top bottom that keeps away from the second cloth hole, sleeve pipe subassembly passes through two first cloth holes of hole fixedly connected with. According to the puncture outfit, the retractor is placed into the corresponding channel for supporting, so that a doctor does not have a fulcrum when using the instrument, the operation is laborious, the visual field is limited, the puncture outfit can only be connected with the internal condition of a patient through the camera, and meanwhile, the number of the channels is fixed and cannot be adjusted correspondingly. Disclosure of utility model The utility model aims to provide a single-port laparoscopic surgery puncture outfit with a variable channel number. The utility model can adjust the number of the passage ports according to the requirements, and leaves space for observation and support of the drag hook, thereby being beneficial to improving the flexibility and the accuracy of operation. The technical scheme is that the single-port laparoscopic surgery puncture outfit with the variable channel number comprises an incision protection ring, wherein a first vertical hole is formed in the incision protection ring, a mounting body is sleeved above the incision protection ring, a second vertical hole which is coaxially arranged with the first vertical hole is formed in the mounting body, a mounting ring groove is formed in the upper portion of the mounting body, a plurality of L-shaped cross-section connecting plates are arranged in the mounting ring groove, columnar channels are arranged on the connecting plates and penetrate through the upper end and the lower end of the connecting plates, channel openings are formed in the columnar channels, convex rings are respectively arranged at the upper end and the lower end of the incision protection ring, and round grooves which are matched with the convex rings are formed in the bottom of the mounting body. The single-port laparoscopic surgery puncture outfit with the variable channel number comprises a vertical part and a horizontal part, wherein the horizontal part is in a quarter circle shape, and the vertical part is matched with the mounting ring groove. According to the single-port laparoscopic surgery puncture outfit with the variable channel number, the plurality of first limiting blocks are arranged at the bottom end inside the installation ring groove, the first grooves are arranged on two sides of the bottom of the vertical part, and the first grooves are matched with the first limiting blocks. The single-port laparoscopic surgery puncture outfit with the variable channel number is characterized in that a plurality of second limiting blocks are arranged above the convex ring at the upper end of the incision protection ring, a plurality of second grooves are formed in the top of the circular groove, and the second grooves are matched with the second limiting blocks. The single-port laparoscopic surgery puncture outfit with the variable channel number, wherein the apertures of the first vertical hole and the second vertical hole are the same. The single-port laparoscopic surgical puncture device with the variable channel number is characterized in that a one-way valve is arranged above the channel opening, the conduction direction of the one-way valve is from the upper part to the lower part of the columnar channel, and the one-way valve adopts silica gel. The single-port laparoscopic surgery puncture outfit with the changeable channel number is characterized in that the incision protection ring is made of plastic films, and the thickness of the incision protection ring is 2-6 mm. Compared with the prior art, the utility model has the