CN210990440U - Single-hole multi-channel laparoscope cannula - Google Patents
Single-hole multi-channel laparoscope cannula Download PDFInfo
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- CN210990440U CN210990440U CN201921205207.7U CN201921205207U CN210990440U CN 210990440 U CN210990440 U CN 210990440U CN 201921205207 U CN201921205207 U CN 201921205207U CN 210990440 U CN210990440 U CN 210990440U
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Abstract
The utility model discloses a haplopore multichannel peritoneoscope sleeve pipe belongs to the medical instrument field. Comprises a sleeve body, an inner ring and an outer ring; the sleeve body is in a flexible cylindrical shape, one end of the sleeve body is opened, and the other end of the sleeve body is provided with a plurality of flexible working channels; the tail end of one working channel is provided with an air inlet interface, the tail end of the other working channel is provided with an air outlet interface, the tail ends of the other working channels are provided with rubber columns for instruments to enter and exit, and the air outlet interfaces are provided with on-off valves; the outer edge of the opening of the sleeve body is provided with an outward-turned sticking ring edge, and the lower end surface of the sticking ring edge is provided with a skin sticking surface; the inner ring is annular and elastic, and is sleeved in the middle of the sleeve body in a sliding manner along the axial direction of the sleeve body; the outer ring is arranged on the opening edge of the sleeve body and is fixedly connected with the sleeve body. The problems that a multi-channel sleeve is high in price, small in operation space among operation channels and inconvenient to move and the sleeve and the wound edge of a patient are prone to air leakage are solved.
Description
Technical Field
The utility model relates to the field of medical equipment, especially, relate to a haplopore multichannel peritoneoscope sleeve pipe.
Background
The single-port laparoscopic surgery is the international leading minimally invasive technique, surgical instruments and equipment enter an abdominal cavity through an umbilical orifice in the surgery, a surgical incision is shielded by using an umbilical cord wall, and the single-port laparoscopic surgery through the umbilical orifice is a traditional laparoscopic surgery in which four holes, three holes and two holes are changed into one hole, so that the angle is zero, and new challenges are provided for a primary surgeon on experience and skill. Compared with the traditional laparoscopic abdominal minimally invasive surgery, the single-port laparoscopic minimally invasive technique has the characteristics of outstanding minimally invasive performance, safety, economy, attractiveness, less pain after the surgery and the like. The multichannel cannula is a necessary instrument for single-port laparoscopic surgery, and the existing multichannel cannula has the following defects: (1) the whole set of multi-channel cannula is about 4000 yuan in price and expensive, occupies 20% -30% of the whole laparoscopic surgery cost, and brings serious economic burden to patients. (2) The operation channels are too close to each other and have fixed position relationship, the movement of one operation channel often simultaneously drives other operation channels, the movement range of each operation channel is limited, and operation instruments often collide and obstruct each other in vivo or in vitro to influence the operation. (3) The sleeve pipe is only attached to the edge of the wound of the patient under the action of gas pressure, so that gas in the abdominal cavity of the patient is easy to leak.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a single-hole multichannel peritoneoscope sleeve pipe, which solves the problems that the multichannel sleeve pipe is high in price, the operation space between each operation channel is small, the movement is inconvenient, and the sleeve pipe and the wound edge of a patient are easy to leak gas.
In order to achieve the above purpose, the utility model adopts the technical proposal that: a single-hole multi-channel laparoscope cannula comprises a cannula body, an inner ring and an outer ring; the sleeve body is in a flexible cylindrical shape, one end of the sleeve body is opened, and the other end of the sleeve body is provided with a plurality of flexible working channels; the tail end of one working channel is provided with an air inlet interface, the tail end of the other working channel is provided with an air outlet interface, the tail ends of the other working channels are provided with rubber columns for instruments to enter and exit, through holes are formed in the rubber columns, rubber sealing valves are arranged in the through holes, and on-off valves are arranged on the air outlet interfaces; the outer edge of the opening of the sleeve body is provided with an outward-turned sticking ring edge, and the lower end surface of the sticking ring edge is provided with a skin sticking surface; the inner ring is annular and elastic, and is sleeved in the middle of the sleeve body in a sliding manner along the axial direction of the sleeve body; the outer ring is arranged on the opening edge of the sleeve body and is fixedly connected with the sleeve body, and the outer ring is positioned in the pasting ring edge.
Further, still include a plurality of clamps, the interface of admitting air the interface of giving vent to anger reaches the rubber column all through the clamp with the working channel tip forms releasable connection.
Further, the diameter of the inner ring is smaller than the diameter of the outer ring.
Furthermore, the air inlet interface is provided with a standard interface connected with the pneumoperitoneum pipe, and the air outlet interface is provided with a standard interface matched with an air outlet pipeline.
Furthermore, the diameter of the inner ring is 4-6cm, and the diameter of the outer ring is 8-9 cm.
Further, the diameter of the through hole of the rubber column is 5mm or 10 mm.
Further, the inner ring and the outer ring are formed by curling an aspirator rubber tube.
Furthermore, the sleeve body is a disposable medical rubber glove with five finger sleeves, and the end parts of the finger sleeves of the disposable medical rubber glove are cut to form a working channel.
Further, the skin adhesive surface is arranged on the inner wall of the edge of the penetration opening of the disposable medical rubber glove.
Due to the adoption of the technical scheme, the beneficial effects of the utility model are that:
1. the utility model has the advantages that the working channels have a certain distance, the elasticity of the working channels is good, the position relation among different operating channels can be changed along with the action of an operator, the mutual interference is greatly reduced, and the range of motion of the instrument is also obviously increased; the position relation among all the operation channels can be flexibly changed along with the operation, the range of motion of the instrument is large, the mutual interference in vivo and in vitro is less, and the operation is convenient. CO is injected through the air inlet joint of the pneumoperitoneum tube2The diameter of the outer ring and the inner ring is larger than that of the operation incision, the rubber glove between the inner ring and the outer ring expands outwards under the pressure of the abdomen, the gap between the operation incision and the glove is sealed, and the CO is enabled to be sealed through the action of the rubber sealing valve2The gas can not leak from the through hole of the rubber column, and the inner ring and the outer ring can be tightly buckled in the surgical incision through the sticking ring edgeThe outer abdominal wall surface, thereby achieving the purpose of effectively preventing air leakage. By providing an air outlet port, CO2When excessive gas is generated or fog is generated in the abdominal cavity of a patient due to operation, partial gas can be discharged through the on-off valve on the air outlet interface.
2. The utility model has the advantages of convenient material taking, simple and easy manufacture, low cost and low cost, and uses the cheap disposable medical rubber gloves and the aspirator rubber tubes to be curled into the inner ring and the outer ring. The air inlet interface, the air outlet interface and the rubber column are detachably connected with the end part of the working channel through the hoop, and the connection operation of the hoop, the air inlet interface, the air outlet interface and the rubber column with the working channel is simple and reliable; and the used hoop, the air inlet interface, the air outlet interface and the rubber column can be detached for sterilization and reuse, so that the operation cost is further saved.
3. The utility model discloses a be provided with standard interface, convenient to use when connecting pneumoperitoneum pipe, business turn over peritoneoscope, apparatus business turn over greatly improves medical personnel's work efficiency.
Drawings
FIG. 1 is a partially cut-away three-dimensional structure diagram of the utility model in the use state in embodiment 1;
fig. 2 is a three-dimensional structure diagram of the embodiment 2 of the present invention in the expanded state.
FIG. 3 is an internal structure view of the rubber column of the present invention;
in the attached drawing, 1-a sleeve body, 2-an inner ring, 3-an outer ring, 4-a hoop, 5-an air inlet port, 6-an air outlet port, 7-a rubber column, 11-a working channel, 12-a sticking ring edge, 61-an on-off valve and 71-a rubber sealing valve.
Detailed Description
The following describes the embodiments of the present invention with reference to the accompanying drawings.
In the description of the present invention, it is to be understood that the terms "center", "length", "width", "up", "down", "vertical", "horizontal", "top", "bottom", "inner", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience in describing the present invention and simplifying the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.
In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
In the present disclosure, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact between the first and second features, or may comprise contact between the first and second features not directly. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.
Example 1
As shown in fig. 1, a single-port multichannel laparoscope cannula comprises a sheath body 1, an inner ring 2, an outer ring 3 and a clamp 4, wherein:
the sleeve body 1 is in a flexible cylindrical shape, one end of the sleeve body is opened, and the other end of the sleeve body is provided with a plurality of flexible working channels 11; the tail end of one working channel 11 is provided with an air inlet interface 5 connected with the pneumoperitoneum machine, the tail end of the other working channel 11 is provided with an air outlet interface 6, and the tail ends of the other working channels 11 are provided with rubber columns 7 for instruments to enter and exit; as shown in fig. 3, the rubber column 7 is provided with a through hole, and a rubber sealing flap 71 is arranged in the through hole; the outer edge of the opening of the sleeve body 1 is provided with an outward-folded sticking annular edge 12, the lower end face of the sticking annular edge 12 is provided with a skin sticking face, and the skin sticking face can be a double-sided adhesive tape or an adhesive tape layer. The inner ring 2 is annular and elastic, and the inner ring 2 is sleeved in the middle of the sleeve body 1 and moves along the axial direction of the sleeve body 1; an on-off valve 61 is arranged on the air outlet interface 6; the outer ring 3 is arranged on the opening edge of the sleeve body 1 and is fixedly connected with the sleeve body 1, and the outer ring 3 is positioned on the inner side edge of the sticking ring edge 12; the air inlet connector 5, the air outlet connector 6 and the rubber column 7 are detachably connected with the end part of the working channel 11 through the hoop 4. One side of clamp 4 is provided with the breach, and clamp 4 is elastic material and makes.
In this embodiment: the diameter of the inner ring 2 is smaller than the diameter of the outer ring 3. The air inlet interface 5 is provided with a standard interface connected with the pneumoperitoneum pipe, and the air outlet interface 6 is provided with a standard interface matched with an air outlet pipeline. The diameter of the inner ring 2 is 4-6cm, and the diameter of the outer ring 3 is 8-9 cm. The diameter of the through hole of the rubber column 7 is 5mm or 10 mm.
Example 2
As shown in FIG. 2, a single-port multi-channel laparoscopic cannula includes a housing body 1, an inner ring 2 and an outer ring 3; wherein: the glove body 1 is a disposable medical rubber glove with five finger sleeves, the end parts of the four finger sleeves of the disposable medical rubber glove are cut to form four working channels 11, and it should be noted that the number of the working channels 11 can be selected according to actual requirements. The tail end of one working channel 11 is provided with an air inlet interface 5 connected with the pneumoperitoneum machine, the tail end of the other working channel 11 is provided with an air outlet interface 6, the tail ends of the other working channels 11 are provided with rubber columns 7 for the instruments to enter and exit, as shown in fig. 3, the rubber columns 7 are provided with through holes, and rubber sealing valves 71 are arranged in the through holes; the outer edge of the opening of the disposable medical rubber glove is provided with a sticking ring edge 12, the lower end face of the sticking ring edge 12 is provided with a skin sticking surface, and the skin sticking surface can be a double-sided adhesive tape or a dehydration layer. The inner ring 2 is annular and elastic, and the inner ring 2 is sleeved in the middle of the disposable medical rubber glove and moves along the axial direction of the disposable medical rubber glove; on-off valves 61 are arranged on the air inlet connector 5 and the air outlet connector 6; the outer ring 3 is arranged on the opening edge of the disposable medical rubber glove and is fixedly connected with the disposable medical rubber glove; the air inlet connector 5, the air outlet connector 6 and the rubber column 7 are detachably connected with the end part of the working channel 11 through the hoop 4. One side of clamp 4 is provided with the breach, and clamp 4 is elastic material and makes.
In this embodiment: the skin adhesive surface is arranged on the inner wall of the edge of the penetration opening of the disposable medical rubber glove. The inner ring 2 and the outer ring 3 are formed by curling aspirator rubber tubes. The diameter of the inner ring 2 is smaller than the diameter of the outer ring 3. The air inlet interface 5 is a standard interface connected with a pneumoperitoneum pipe; the second interface device is a standard interface for cooperating with laparoscopic instruments. The diameter of the inner ring 2 is 4-6cm, the diameter of the outer ring 3 is 8-9cm, and the diameter of the through hole of the rubber column 7 is 5mm or 10 mm.
When the single-hole multichannel laparoscope cannula of the two embodiments is used, the opening of the sleeve body 1 is turned outwards and the inner ring 2 is positioned between the two layers of sleeve bodies 1, or the opening of the disposable medical rubber glove is turned outwards and the inner ring 2 is positioned between the two layers of disposable medical rubber gloves. The inner ring 2 wrapped by the two layers of rubber membranes is placed into the abdominal cavity of a patient from the incision of the patient in an extrusion mode, and the inner ring 2 automatically bounces in the abdominal cavity of the patient and surrounds the surgical incision of the patient; the outer ring 3 is positioned outside the patient incision and surrounds the patient surgical incision; CO is injected through the air inlet interface 5 of the pneumoperitoneum tube2The diameter of the outer ring 3 and the diameter of the inner ring 2 are both larger than that of the operation incision, the rubber gloves between the inner ring 2 and the outer ring 3 are expanded outwards under the pressure of the air and the abdomen, gaps between the operation incision and the gloves are sealed, and meanwhile, the inner ring 2 and the outer ring 3 can be tightly buckled on the surface of the abdominal wall inside and outside the operation incision through the adhesive ring edge 12, so that the purpose of effectively preventing air leakage is achieved. CO is made to flow by the action of a rubber sealing flap 712The air can not leak out from the through hole of the rubber column 7, and the instrument penetrates into the through hole during the operation, and can extend out of the sleeve body 1 for the operation after the rubber sealing valve 71 is pushed open.
The above description is for the detailed description of the preferred possible embodiments of the present invention, but the embodiments are not intended to limit the scope of the present invention, and all equivalent changes or modifications accomplished under the technical spirit suggested by the present invention should fall within the scope of the present invention.
Claims (9)
1. A single port multichannel peritoneoscope canula, characterized by: comprises that
The sleeve body is in a flexible cylindrical shape, one end of the sleeve body is opened, and the other end of the sleeve body is provided with a plurality of flexible working channels; the tail end of one working channel is provided with an air inlet interface, the tail end of the other working channel is provided with an air outlet interface, the tail ends of the other working channels are provided with rubber columns for instruments to enter and exit, through holes are formed in the rubber columns, rubber sealing valves are arranged in the through holes, and on-off valves are arranged on the air outlet interfaces; the outer edge of the opening of the sleeve body is provided with an outward-turned sticking ring edge, and the lower end surface of the sticking ring edge is provided with a skin sticking surface;
the inner ring is annular and elastic, and is sleeved in the middle of the sleeve body in a sliding manner along the axial direction of the sleeve body;
and the outer ring is arranged on the edge of the opening of the sleeve body and is fixedly connected with the sleeve body, and the outer ring is positioned in the pasting ring edge.
2. The single port, multi-channel laparoscopic cannula of claim 1, wherein: still include a plurality of clamps, the interface of admitting air the interface of giving vent to anger reaches the rubber column all through the clamp with the working channel tip forms releasable connection.
3. The single port, multi-channel laparoscopic cannula of claim 1, wherein: the diameter of the inner ring is smaller than the diameter of the outer ring.
4. The single port, multi-channel laparoscopic cannula of claim 1, wherein: the air inlet connector is provided with a standard connector connected with the pneumoperitoneum pipe, and the air outlet connector is provided with a standard connector matched with an air outlet pipeline.
5. The single port, multi-channel laparoscopic cannula of claim 1, wherein: the diameter of the inner ring is 4-6cm, and the diameter of the outer ring is 8-9 cm.
6. The single port, multi-channel laparoscopic cannula of claim 1, wherein: the diameter of the through hole of the rubber column is 5mm or 10 mm.
7. The single port, multi-channel laparoscopic cannula of claim 1, wherein: the inner ring and the outer ring are formed by curling aspirator rubber tubes.
8. The single port, multi-channel laparoscopic cannula of claim 1, wherein: the glove body is a disposable medical rubber glove with five finger sleeves, and the end parts of the finger sleeves of the disposable medical rubber glove are cut to form a working channel.
9. The single port, multi-channel laparoscopic cannula according to claim 8, wherein: the skin adhesive surface is arranged on the inner wall of the edge of the penetration opening of the disposable medical rubber glove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921205207.7U CN210990440U (en) | 2019-07-29 | 2019-07-29 | Single-hole multi-channel laparoscope cannula |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921205207.7U CN210990440U (en) | 2019-07-29 | 2019-07-29 | Single-hole multi-channel laparoscope cannula |
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| CN210990440U true CN210990440U (en) | 2020-07-14 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2022017064A1 (en) * | 2020-07-23 | 2022-01-27 | 北京术锐技术有限公司 | Single-hole surgical apparatus and medical device system |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2022017064A1 (en) * | 2020-07-23 | 2022-01-27 | 北京术锐技术有限公司 | Single-hole surgical apparatus and medical device system |
| CN114554976A (en) * | 2020-07-23 | 2022-05-27 | 北京术锐技术有限公司 | Single-hole surgical device and medical equipment system |
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