CN211484704U - Sealing structure for single-hole multi-channel laparoscopic surgery sheath tube - Google Patents
Sealing structure for single-hole multi-channel laparoscopic surgery sheath tube Download PDFInfo
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- CN211484704U CN211484704U CN202020091063.3U CN202020091063U CN211484704U CN 211484704 U CN211484704 U CN 211484704U CN 202020091063 U CN202020091063 U CN 202020091063U CN 211484704 U CN211484704 U CN 211484704U
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Abstract
The utility model relates to a sealing structure for a single-hole multi-channel laparoscope operation sheath tube, an operation panel, a sealing sheet, a hole closing sheet and a connecting inner support are all provided with an air hole and a plurality of through holes, a through hole of the sealing sheet is fixedly provided with a ball convex adopting thin-wall design, the ball convex is fixedly provided with a plurality of reinforcing ribs, the top of the ball convex is provided with a circular ring hole mutually communicated with the through hole, a through hole of the hole closing sheet is fixedly provided with a hollow cylinder, the side wall of the cylinder is provided with a petal groove to lead the top of the cylinder to be cross-shaped, the top of the cylinder is provided with a cross-shaped opening mutually communicated with the through hole, the hole closing sheet is sheathed in the operation panel through the sealing sheet, the ball convex is arranged in the cylinder, the cylinder passes through hole of the connecting inner support, the connecting inner support is connected with the operation panel in a buckling manner, the purpose that surgical instruments can be easily inserted and air leakage is prevented during minimally invasive surgery is achieved.
Description
Technical Field
The utility model relates to a wicresoft's apparatus field, concretely relates to a seal structure that is used for haplopore multichannel laparoscopic surgery sheath pipe.
Background
In recent years, with the development of medical technology, minimally invasive surgery is evolving from multi-hole minimally invasive surgery to single-hole minimally invasive surgery or even surface scarless surgery under natural orifice endoscopy. The single-hole multichannel minimally invasive surgery is a minimally invasive surgery with smaller trauma, which is realized by a plurality of surgical instruments entering and exiting from one incision of a human body, and the surgery needs to be carried out under the assistance of a single-hole multichannel laparoscopic surgery sheath tube.
The single-hole multi-channel laparoscopic surgery sheath tube has the effects that a plurality of sealed surgical instrument access channels are established on one incision, pneumoperitoneum is formed by inflating, surgery is performed under an endoscope, the structure is complex, and the following problems can occur when the sheath tube is used:
due to the defects of the design of the traditional single-hole multi-channel laparoscopic surgery sheath tube, when a surgical instrument passes through a puncture outfit channel, the contact area between the instrument and the channel is too large, the friction force is large, the blockage of the instrument during the insertion is not smooth, and the condition of pneumoperitoneum air leakage or the condition of convex turning occurs during the insertion of the instrument, so that the normal operation of the surgery is influenced;
for this reason, there is an urgent need to solve the above problems of the conventional products.
SUMMERY OF THE UTILITY MODEL
In order to solve the technical problem, an object of the present invention is to provide a sealing structure for a single-hole multi-channel laparoscopic surgery sheath tube, which can easily alternate surgical instruments and prevent air leakage during minimally invasive surgery.
In order to achieve the purpose, the sealing structure for the single-hole multi-channel laparoscopic surgery sheath tube comprises an operation panel, a sealing sheet, a hole closing sheet, a connecting inner support and a notch protecting sleeve;
the operation panel, the sealing sheet, the hole closing sheet and the connecting inner support are all provided with air holes and a plurality of through holes;
a ball projection adopting a thin-wall design is fixedly arranged on one through hole of the sealing sheet, a plurality of reinforcing ribs are fixedly arranged on the ball projection, and a circular ring hole communicated with the through hole is formed in the top of the ball projection;
a hollow cylinder is fixedly arranged on one through hole of the hole closing sheet, a petal groove is formed in the side wall of the cylinder, so that the top of the cylinder is in a cross shape, and a cross opening communicated with the through hole is formed in the top of the cylinder;
the hole closing piece is sleeved in the operation panel through the sealing piece, the spherical bulge is arranged in the cylinder, the cylinder penetrates through the through hole of the inner support in the connection, the inner support in the connection is connected with the operation panel in a buckling mode, and the notch protective sleeve is sleeved on the inner support in the connection.
Further, the bulb with adopt integrated into one piece design between the gasket, the cylinder with adopt integrated into one piece design between the closed hole piece.
Further, still include the lantern ring, the lantern ring cover is in on the surface of incision protective sheath joint end.
Further, the operating panel, the incision protective sheath with the lantern ring all adopts the fillet design.
Further, the incision protective sheath the gasket with close the hole piece and all adopt medical silica gel material to make.
Furthermore, the operation panel, the connecting inner support and the lantern ring are all made of medical nontoxic plastics.
Compared with the prior art, the utility model, its beneficial effect is:
when the surgical instrument is inserted into the circular ring hole of the sealing sheet, the diameter of the elastic circular ring hole is smaller than that of the surgical instrument, so that the sealing effect between the surgical instrument and the circular ring hole is good (line sealing), when the surgical instrument is continuously inserted, the cross-shaped opening at the top of the petal groove of the hole closing sheet is opened, and finally the surgical instrument is inserted into the abdominal cavity for operation;
the circular ring hole is adopted, when the surgical instrument is inserted, the contact area of the instrument and the circular ring hole is small (line contact), so that the friction force is small, and the purpose that the surgical instrument can be easily inserted can be achieved;
the arrangement of the reinforcing ribs can prevent the ball from bulging and turning over when the apparatus is pulled out;
in conclusion, the sealing structure for the single-hole multi-channel laparoscopic surgery sheath tube can achieve the purposes that surgical instruments can be easily inserted and air leakage is prevented during minimally invasive surgery.
Drawings
Fig. 1 is an exploded view of a sealing structure for a single-port multi-channel laparoscopic sheath of the present invention;
FIG. 2 is a schematic view of a sealing plate of the sealing structure for a single-hole multi-channel laparoscopic surgery sheath according to the present invention;
fig. 3 is a schematic view of a obturator plate of the sealing structure for a single-hole multi-channel laparoscopic surgery sheath according to the present invention.
In the figure: 1. an operation panel; 11. air holes; 13. a through hole; 2. sealing the sheet; 21. spherical convex; 211. a circular ring hole; 212. reinforcing ribs; 3. a hole closing sheet; 31. a cylinder; 311. a petal slot; 312. a cross-shaped opening; 4. connecting the inner support; 5. an incision protection sleeve; 6. a collar.
Detailed Description
In order to explain the technical content, structural features, achieved objects and functions of the present invention in detail, the following embodiments are described in detail with reference to the accompanying drawings.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element so referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be taken as limiting the scope of the invention.
Referring to fig. 1, and also to fig. 2-3, the present invention provides an embodiment:
the utility model provides a sealing structure for a single-hole multi-channel celioscope operation sheath tube, which aims to realize the purpose, and comprises an operation panel 1, a sealing sheet 2, a hole closing sheet 3, a connecting inner support 4 and a notch protective sleeve 5;
the operation panel 1, the sealing sheet 2, the hole closing sheet 3 and the connecting inner support 4 are all provided with air holes 11 and a plurality of through holes 13;
a ball projection 21 adopting a thin-wall design is fixedly arranged on one through hole 13 of the sealing piece 2, a plurality of reinforcing ribs 212 are fixedly arranged on the ball projection 21, and a circular ring hole 211 communicated with the through hole 13 is formed in the top of the ball projection 21;
a hollow cylinder 31 is fixedly arranged on one through hole 13 of the hole closing sheet 3, a petal groove 311 is formed in the side wall of the cylinder 31, so that the top of the cylinder 31 is in a cross shape, and a cross-shaped opening 312 communicated with the through hole 13 is formed in the top of the cylinder 31;
the hole closing sheet 3 is sleeved on the operation panel 1 through the sealing sheet 2, the spherical bulge 21 is arranged in the cylinder 31, the cylinder 31 penetrates through the through hole 13 of the inner support 4 in the connection, the inner support 4 is connected with the operation panel 1 in a buckling manner, and the notch protective sleeve 5 is sleeved on the inner support 4 in the connection.
The petal slot 311 is arranged so that when the surgical instrument exits the hole closing plate 3, the petal slot 311 is automatically closed under the action of the air pressure in the abdominal cavity to prevent gas leakage, when the surgical instrument is inserted into the circular hole 211 of the sealing plate 2, the sealing effect between the petal slot 311 and the circular hole 211 is good (line sealing) because the diameter of the circular hole 211 with elasticity is smaller than that of the surgical instrument, the cross port 312 is opened when the surgical instrument is continuously inserted and is finally inserted into the abdominal cavity for operation, and when the surgical instrument is pulled out after use, the cross port 312 is closed to prevent the gas in the abdominal cavity from leaking from the original channel;
the circular ring hole 211 is adopted, when a surgical instrument is inserted, the contact area of the instrument and the circular ring hole 211 is small (line contact), so that the friction force is small, and the purpose that the surgical instrument can be easily inserted can be achieved;
the reinforcing ribs 212 are arranged to prevent the spherical bulges 21 from overturning when the instrument is pulled out;
in conclusion, the sealing structure for the single-hole multi-channel laparoscopic surgery sheath tube can achieve the purposes that surgical instruments can be easily inserted and air leakage is prevented during minimally invasive surgery;
further, the bulb 21 and the sealing piece 2 are integrally formed, and the cylinder 31 and the hole closing piece 3 are integrally formed.
The integrally formed design is adopted, so that the connecting strength of two mutually fixed parts is stronger;
further, still include the lantern ring 6, lantern ring 6 cover is in on the surface of incision protective sheath 5 joint end.
The clamping strength between the incision protective sleeve 5 and the connecting inner support 4 is enhanced by the lantern ring 6;
further, the operation panel 1, the incision protection sleeve 5 and the lantern ring 6 are designed to be rounded.
The incision protective sleeve 5 is prevented from scratching the skin of the abdomen of the patient and the body tissues in the abdominal cavity;
further, incision protective sheath 5 the gasket 2 with close hole piece 3 and all adopt medical silica gel material to make.
Further, the operation panel 1, the connecting inner support 4 and the lantern ring 6 are all made of medical nontoxic plastics.
The method comprises the following operation steps:
1. the operation panel 1, the sealing sheet 2, the hole closing sheet 3, and the connection inner holder 4 are assembled as shown in fig. 1.
2. During operation, the bottom of the incision protective sleeve 5 is plugged into an abdominal incision of a patient, the incision protective sleeve 5 is sleeved on the connecting inner support 4, and the lantern ring 6 is additionally arranged for fixation.
3. The operation panel 1 is rotated to a preset position, and the abdominal cavity is inflated through the air hole 11, so that the abdominal cavity is expanded, and an operation space is reserved for an operation.
4. Then, the endoscope and the needed surgical instruments are inserted into the abdominal cavity through the corresponding through holes 13 on the operation panel 1 in sequence, and the operation is performed with the help of the display screen of the endoscope.
Claims (6)
1. The utility model provides a seal structure that is used for haplopore multichannel laparoscopic surgery sheath pipe which characterized in that: comprises an operation panel (1), a sealing sheet (2), a closed hole sheet (3), a connecting inner support (4) and an incision protective sleeve (5);
the operation panel (1), the sealing sheet (2), the hole closing sheet (3) and the connecting inner support (4) are all provided with air holes (11) and a plurality of through holes (13);
a ball protrusion (21) adopting a thin-wall design is fixedly arranged on one through hole (13) of the sealing piece (2), a plurality of reinforcing ribs (212) are fixedly arranged on the ball protrusion (21), and a circular ring hole (211) communicated with the through hole (13) is formed in the top of the ball protrusion (21);
a hollow cylinder (31) is fixedly arranged on one through hole (13) of the hole closing sheet (3), the side wall of the cylinder (31) is provided with a petal groove (311) to enable the top of the cylinder (31) to be cross-shaped, and the top of the cylinder (31) is provided with a cross-shaped opening (312) communicated with the through hole (13);
the hole closing piece (3) is sleeved with the sealing piece (2) in the operation panel (1), the spherical bulge (21) is arranged in the cylinder (31), the cylinder (31) penetrates through the through hole (13) of the inner support (4) in the connection, the inner support (4) is connected with the operation panel (1) in a buckling manner, and the notch protective sleeve (5) is sleeved on the inner support (4) in the connection.
2. The sealing structure for a single-port multi-channel laparoscopic surgical sheath according to claim 1, wherein: the spherical bulge (21) and the sealing piece (2) are integrally formed, and the cylinder (31) and the hole closing piece (3) are integrally formed.
3. The sealing structure for a single-port multi-channel laparoscopic surgical sheath according to claim 1, wherein: still include the lantern ring (6), lantern ring (6) cover is in on the surface of incision protective sheath (5) joint end.
4. The sealing structure for a single-port multi-channel laparoscopic surgical sheath according to claim 3, wherein: the operation panel (1), the incision protective sleeve (5) and the lantern ring (6) are designed to be rounded.
5. The sealing structure for a single-port multi-channel laparoscopic surgical sheath according to claim 1, wherein: incision protective sheath (5) gasket (2) with it all adopts medical silica gel material to make to close hole piece (3).
6. The sealing structure for a single-port multi-channel laparoscopic surgical sheath according to claim 3, wherein: the operation panel (1), the connecting inner support (4) and the lantern ring (6) are all made of medical nontoxic plastics.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020091063.3U CN211484704U (en) | 2020-01-15 | 2020-01-15 | Sealing structure for single-hole multi-channel laparoscopic surgery sheath tube |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020091063.3U CN211484704U (en) | 2020-01-15 | 2020-01-15 | Sealing structure for single-hole multi-channel laparoscopic surgery sheath tube |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211484704U true CN211484704U (en) | 2020-09-15 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020091063.3U Active CN211484704U (en) | 2020-01-15 | 2020-01-15 | Sealing structure for single-hole multi-channel laparoscopic surgery sheath tube |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211484704U (en) |
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2020
- 2020-01-15 CN CN202020091063.3U patent/CN211484704U/en active Active
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