CN214907584U - Binding type porta hepatis blocking device under laparoscope - Google Patents

Abstract

The utility model discloses a binding formula hepatic portal blocking device is pricked to cover under peritoneoscope belongs to medical instrument technical field, including thick cotton thread and the mantle fiber plastic pipe that is used for pulling thick cotton thread, thick cotton thread colludes through the mantle fiber and passes the mantle fiber plastic pipe, still includes the flexible gum cover, rigidity support cover, the flexible cover of silica gel, buckle and electronic timer are pressed to elasticity, electronic timer design presses buckle one side at elasticity, and the association is pressed and is detained, presses down the buckle when tightening up fixed thick cotton thread at elasticity, arouses the timer and begins the timing simultaneously, reachs open hepatic portal of automatic alarm warning after 15 minutes and blocks. The utility model discloses blocking device simple structure, simple manufacture places this blocking device easily under the peritoneoscope, with the operation process that the hepatic portal blocked, extends to the abdominal cavity outsidely from the abdominal cavity and operates, lets the complicated operation of abdominal cavity becomes high-efficient, simple operation outside the abdominal cavity under the peritoneoscope, lets the hepatic portal block become the process of opening in second, second closed, reaches the high-efficient purpose of the easy repetitive operation more.

Description

Binding type porta hepatis blocking device under laparoscope

Technical Field

The utility model relates to the technical field of medical equipment, especially, relate to binding formula hepatic portal blocking device under peritoneoscope.

Background

Laparoscopic surgery is a newly developed minimally invasive method and is an inevitable trend for the development of future surgical methods. The laparoscopic surgery is a surgery performed by using a laparoscope and related instruments, a cold light source is used for providing illumination, a laparoscopic lens is inserted into an abdominal cavity, an image shot by the laparoscopic lens is transmitted to a post-stage signal processing system through an optical fiber by using a digital camera shooting technology and is displayed on a special monitor in real time, then a doctor analyzes and judges the state of an illness of a patient through images of different angles of organs of the patient displayed on a monitor screen, and a special laparoscopic instrument is used for performing the surgery.

Laparoscopic surgery is more and more widely used in clinical practice because of its slight injury, low pain and small scar, and is also commonly used in liver surgery. The liver is rich in blood supply, and various methods are almost used for blocking the porta hepatis to control the inflow of the liver blood and reduce the surgical bleeding regardless of open surgery or laparoscopic liver surgery, while the primary method of total porta hepatis blocking is the simplest and common method, the blocking time is about 15 minutes each time, the middle is opened for 5 minutes, the blocking is carried out for 15 minutes again, the steps are repeated in such a way until the liver surgery is completed, and the method for clinically blocking the porta hepatis is eight times, but a simplest, easy-to-use, most efficient and repeatedly-operated tool is lacked, and the defect is more prominent particularly in laparoscopic surgery. In addition, in the blocking process, medical care is excessively invested in operation, and blocking overtime often occurs, so that liver ischemia time is too long, liver damage is caused, and the appearance of a blocker with an automatic reminding and timing function is urgently waited clinically.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the problem that the laparoscope lower liver blocking forceps are inconvenient to put in and do not have the automatic reminding timing function in the prior art, and providing the laparoscope lower ligation binding type porta hepatis blocking device.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the binding type porta hepatis blocking device for the laparoscopic ligation comprises a coarse cotton thread and a loop line plastic pipe formed by connecting the coarse cotton thread with a split thread used for pulling the coarse cotton thread, wherein the outer diameter of the cross section of the loop line plastic pipe is 5-7 mm, the loop line plastic pipe is rigid ABS plastic, the coarse cotton thread passes through a loop line hook (12) and passes through the loop line plastic pipe, and the binding type porta hepatis blocking device further comprises a binding belt, a binding belt and a binding belt, wherein the binding belt is arranged between the coarse cotton thread and the binding belt, the binding belt and the binding belt are connected through the thick cotton thread, the outer diameter of the binding belt is 5-7 mm, the loop line plastic pipe is rigid ABS plastic, and the coarse cotton thread is connected through the loop line hook (12) and the binding belt

The round blunt soft rubber sleeve is sleeved at the operation end in the cavity of the line sleeving plastic pipe, and the diameter of the round blunt soft rubber sleeve is 6-8 mm;

the rigid support sleeve is in threaded connection with the extraluminal traction end of the mantle fiber plastic pipe;

the elastic pressing buckle penetrates through the coarse cotton thread, and the coarse cotton thread is clamped by the elastic pressing buckle in a normal state;

the electronic timer is fixed on one side of the elastic pressing buckle, and the elastic pressing buckle is electrically connected with the electronic timer through an electronic trigger;

the silica gel soft sleeve is sleeved and fixed at the center of the coarse cotton thread at the operating end in the cavity, and is 3-5 cm in length and 5mm in diameter;

wherein,

the plastic tube for sleeving the line has certain rigidity so as to be beneficial to transmitting the force of the operation outside the abdominal cavity to the porta hepatis and the coarse cotton line and complete the effective blocking of the porta hepatis;

the round and blunt soft rubber sleeve directly contacts with the porta hepatis tissue and participates in ligation blocking operation, and the round and thick soft silica gel design plays a role in reducing pressure intensity and is beneficial to protecting the porta hepatis soft tissue;

the rigidity of the rigid support sleeve is higher than that of the plastic pipe of the mantle fiber, the rigid support sleeve can be designed into threaded connection, the functions of conducting force and fixing the elastic pressing buckle are achieved, the rigidity is higher, and the abrasion caused by repeated operation of the elastic pressing buckle can be reduced;

the elastic pressing buckle is electrically connected with the electronic timer through the electronic trigger, the electronic trigger can adopt various trigger circuits in the prior art, the electronic timer is connected to the pressing buckle of the elastic pressing buckle through an electric signal of the electronic trigger, when the elastic pressing buckle tightens and fixes the thick cotton thread, the timer is triggered to start timing at the same time, the automatic alarm is given when 15 minutes is reached to remind a surgeon to open the hepatic portal block, and the timer is provided with various timing modes;

the silica gel soft sleeve is in direct contact with and acts on the porta hepatis soft tissue, the diameter of the silica gel soft sleeve is about 5mm, the contact area is increased, the stress intensity of the porta hepatis is reduced, and the better tissue protection effect is achieved while the porta hepatis is effectively blocked.

Furthermore, the diameter of the coarse cotton thread is 2 mm-4 mm.

Further, the length of the silica gel soft sleeve is about 3 cm-5 cm.

Furthermore, the length of the loop line plastic tube is 20 cm-40 cm, the outer diameter of the tube is 50 mm-55 mm, the loop line plastic tube can be designed into three sections of sleeves, the lengths are 20cm, 10cm and 10cm respectively, and the proper length is selected according to the specific depth of the abdominal cavity of a patient. Specifically, including threaded connection's first mantle fiber plastic pipe, second mantle fiber plastic pipe, third mantle fiber plastic pipe, first mantle fiber plastic pipe, second mantle fiber plastic pipe, third mantle fiber plastic pipe both ends all distribute and are equipped with the threaded connection portion of mutually supporting.

Furthermore, press buckle both ends to be equipped with and press the buckle, the finger presses down press the buckle, press the buckle and loosen, the thick cotton thread is in press the buckle in free slip.

The utility model discloses a brand-new hepatic portal blocking device, easy-to-use, convenient, easy operation and high-efficient, respond well. The hepatic portal Pringle method is suitable for blocking in traditional open surgery or laparoscopic liver surgery, especially for blocking in laparoscopic liver surgery, can reflect the hepatic portal Pringle method to be efficient, effective, simple and easy to use, is suitable for repeated operation, can automatically time and report time, and is more humanized.

The utility model discloses a brand-new hepatic portal blocking device will extremely inconvenient abdominal cavity hepatic portal block the operation, outside transferring to the abdominal cavity, become simple and convenient efficient operation, reach the hepatic portal and block second opening, second and close, have the automatic electronic timer simultaneously and remind the function with reporting time, satisfy surgeon's all hepatic portals and block the requirement.

Compared with the prior art, the utility model provides a binding formula hepatic portal blocking device is pricked to cover under peritoneoscope possesses following beneficial effect:

1. according to the binding type porta hepatis blocking device under the laparoscope, one end of a cotton rope is fed into an abdominal cavity through a 5mm or 10mm puncture outfit (a commonly used 5mm puncture outfit), the cotton rope penetrates through the rear part of a first porta hepatis and is wound out, the cotton rope is pulled out of the abdominal cavity through a channel of the puncture outfit, and a silica gel soft sleeve at the center of the cotton rope is adjusted to just surround porta hepatis tissues. Through pulling the coarse cotton thread with the mantle fiber hook, pull the coarse cotton thread from the intracavity operation end and pierce through the mantle fiber plastic pipe after, pull the end from the chamber outside and come out, operation medical personnel pull the coarse cotton thread and pass and press the buckle, the taut coarse cotton thread of one hand, another hand is pressed and is pressed the buckle and push away the plastic rubber pipe toward the abdominal cavity, keeps blocking the hepatic portal under the hepatic portal normal position state, loosens to press the buckle on pressing, makes the hepatic portal be in and continuously blocks the state. The device is simple and convenient to manufacture, low in cost and easy to operate, and can be easily operated by one person.

2. Through elongated thick cotton rope and elongated plastic rubber tube, block the operation with extremely inconvenient hepatic portal in the abdominal cavity and extend to the external completion of abdominal cavity, reach simple, high-efficient, effectual effect, let the hepatic portal block become the process of opening, closing second, be fit for operating repeatedly more.

3. This binding formula hepatic portal blocking device is pricked to cover under peritoneoscope, through the thick cotton thread of 2mm ~ 4mm, the flexible glue cover of the intracavity operation end of the silica gel flexible cover and cover line plastic pipe on the cover setting thick cotton thread, multiple protection design, the reduction that can be better receives the pressure of the hepatic portal tissue of squeezing, reduces the tissue contusion, increases the security of operation.

4. The timing and time-telling reminding function is realized, the timer is triggered to start timing while the hepatic portal is blocked, the alarm is given to remind an operator to open the hepatic portal after the preset time is reached, the design is humanized, and the hepatic portal blocking safety is improved.

5. The length of the plastic pipe for the mantle line is 20 cm-40 cm, the plastic pipe is designed into three sections of plastic pipes, the lengths are 20cm, 10cm and 10cm respectively, the plastic pipes can be screwed and connected through threads, the plastic pipes are spliced into proper lengths according to the specific depth of the abdominal cavity of a patient, and the plastic pipe for the mantle line is more flexible and humanized.

The blocking device is simple in structure and simple to manufacture, the blocking device is easily placed under the laparoscope, the operation process of blocking the hepatic portal is extended to the outside of the abdominal cavity from the inside of the abdominal cavity to be operated, the complex operation in the abdominal cavity under the laparoscope is changed into the efficient and simple blocking outside the abdominal cavity, the hepatic portal blocking is changed into the process of opening and closing every second, the efficient purpose of repeated operation is achieved more easily, the blocking device is quickly blocked and loosened as required, and the hepatic portal operation is efficiently completed in assistance.

Drawings

Fig. 1 is a schematic structural view of the present invention;

FIG. 2 is an enlarged view of the structure at A in FIG. 1;

FIG. 3 is a schematic view of the present invention showing the use of the loose thread without being blocked;

fig. 4 is a schematic view of the utility model.

In the figure: 1- -coarse cotton thread; 2- -silica gel hose; 3- -sleeving thread plastic pipe; 31- -first mantle fiber plastic pipe; 32- -a second sleeve plastic tube; 33- -third set of thread plastic pipe; 4-round and blunt soft rubber sleeve; 5-rigid support sleeve; 6, elastically pressing the buckle; 7-pressing buckle; 8- -Endoluminal surgical end; 9- -extraluminal traction end; 10- -screw connection; 11- -timer; 12-looping hook; 13-the hepatic portal.

Detailed Description

The technical solution in the embodiment of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiment of the present invention; obviously, the described embodiments are only a part of the embodiments of the present invention, and not all embodiments, and all other embodiments obtained by those skilled in the art without any inventive work are within the scope of the present invention based on the embodiments of the present invention.

It will be understood by those skilled in the art that, unless otherwise defined, all terms (including technical and scientific terms) used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. It will be further understood that terms, such as those defined in commonly used dictionaries, should be interpreted as having a meaning that is consistent with their meaning in the context of the prior art and will not be interpreted in an idealized or overly formal sense unless expressly so defined herein.

Example 1:

referring to fig. 1-4, a binding type porta hepatis blocking device under laparoscope comprises a thick cotton thread 1 and a thread-covering plastic pipe 3 formed by connecting split threads for drawing the thick cotton thread 1, wherein the outer diameter of the cross section of the thread-covering plastic pipe 3 is 5 mm-7 mm, the thread-covering plastic pipe 3 is rigid ABS plastic, the thick cotton thread 1 penetrates through the thread-covering plastic pipe 3 through a thread-covering hook 12, and the binding type porta hepatis blocking device further comprises

The round blunt soft rubber sleeve 4 is sleeved at the intracavity surgical end 8 of the line sleeving plastic pipe 3, and the diameter of the round blunt soft rubber sleeve 4 is 6 mm-8 mm;

the rigid support sleeve 5 is in threaded connection with an extraluminal traction end 9 of the mantle fiber plastic pipe 3;

the elastic pressing buckle 6 is used for enabling the coarse cotton thread 1 to penetrate through the elastic pressing buckle 6, and the coarse cotton thread 1 is clamped tightly by the elastic pressing buckle 6 in a normal state;

an electronic timer 11 fixed on one side of the elastic pressing buckle 6, wherein the elastic pressing buckle 6 is electrically connected with the electronic timer 11 through an electronic trigger (not shown in the figure);

the silica gel soft sleeve 2 is sleeved and fixed at the center of the coarse cotton thread 1 at the operation end 8 in the cavity, and the length of the silica gel soft sleeve 2 is 3 cm-5 cm, and the diameter is 5 mm.

More specifically, the plastic tube 3 must have a certain rigidity to transmit the force of the operation outside the abdominal cavity to the porta hepatis and the coarse cotton thread, so as to complete the effective blocking of the porta hepatis;

the round and blunt soft rubber sleeve 4 directly contacts with the porta hepatis tissue and participates in the ligation blocking operation, and the round and thick soft silica gel design plays a role in reducing pressure intensity and being beneficial to protecting the porta hepatis soft tissue;

the rigidity of the rigid support sleeve 5 is higher than that of the mantle fiber plastic pipe 3, the rigid support sleeve can be designed into threaded connection, the functions of conducting force and fixing the elastic pressing buckle are achieved, the rigidity is higher, and abrasion caused by repeated operation of the elastic pressing buckle can be reduced;

the elastic pressing buckle 6 is electrically connected with the electronic timer 11 through an electronic trigger, the electronic trigger can adopt various trigger circuits in the prior art, the electronic timer 11 is related to the pressing buckle 7 of the elastic pressing buckle 6 through an electric signal of the electronic trigger, when the elastic pressing buckle 6 tightens and fixes a thick cotton thread, the electronic timer 11 is excited to start timing at the same time, an automatic alarm is given when 15 minutes is reached to remind a surgeon of opening the hepatic portal block, and the electronic timer 11 is provided with various timing modes;

the silica gel soft sleeve 2 is directly contacted with and acts on the porta hepatis soft tissue, the diameter is about 5mm, the contact area is increased, the stress intensity of the porta hepatis tissue is reduced, and the better tissue protection effect is achieved while the porta is effectively blocked.

The diameter of the coarse cotton thread 1 is 2 mm-4 mm.

The length of the silica gel soft sleeve 2 is 3 cm-5 cm.

The length 20cm ~ 40cm of mantle fiber plastic pipe 3, the external diameter of pipe 50mm ~ 55mm, including threaded connection's first mantle fiber plastic pipe 31, second mantle fiber plastic pipe 32, third mantle fiber plastic pipe 33, first mantle fiber plastic pipe 31, second mantle fiber plastic pipe 32, third mantle fiber plastic pipe 33 both ends all distribute and are equipped with the threaded connection portion 10 of mutually supporting, and the sheathed tube length of three section is 20cm, 10cm in proper order, selects suitable length according to the specific depth of patient's abdominal cavity.

Press 6 both ends of buckle and be equipped with press button 7, the finger is pressed press button 7, presses buckle 6 and unclamps, and thick cotton thread 1 is in pressing 6 interior free slips of buckle. The specific structure of the pressing buckle 6 is mature prior art, and the application does not separately show and describe the structure in detail.

When the puncture outfit is used, a first hepatic portal is dissected and exposed through conventional operation, one end of a coarse cotton rope 1 is fed into the abdominal cavity through a puncture outfit with the diameter of 5mm or 10mm, the coarse cotton rope passes through the rear part of the first hepatic portal and is wound out, then the coarse cotton rope is pulled out of the abdominal cavity through a passage of the puncture outfit, the puncture outfit is withdrawn, and the silica gel soft sleeve 2 at the center of the cotton rope 1 is adjusted to just surround the hepatic portal tissue. The external end 9 of the abdominal cavity of a sleeving plastic pipe 3 penetrates through an internal end 8 of the abdominal cavity by using a sleeving hook, two ends of a coarse cotton thread 1 are hooked and pulled, the coarse cotton thread 1 is pulled from an intra-cavity operation end 8 to penetrate through the sleeving plastic pipe 3 and then is led out from an extra-cavity traction end 9, the sleeving plastic pipe 3 is sent into the abdominal cavity along the cotton thread 1 to reach the hepatic portal, a medical operator pulls the coarse cotton thread to penetrate through a pressing buckle 6, the coarse cotton thread 1 is tensioned by one hand, the pressing buckle 7 is pressed by the other hand, the plastic pipe 3 is pushed and extruded into the abdominal cavity, the hepatic portal is blocked in the hepatic portal in-situ state, the pressing buckle 7 on the pressing buckle is loosened, the coarse cotton thread 1 is clamped, the hepatic portal cannot retract, the hepatic portal is in the continuous blocking state, the hepatic portal blocking function in the abdominal cavity is further realized, an automatic triggering timer starts to time, and gives an alarm to prompt for opening the hepatic portal after preset time. When the device needs to be opened, the pressing buckle 7 is pressed by the fingers again, the thick cotton thread 1 retracts, and the porta hepatis is loosened, so that the functions of opening and loosening the porta hepatis are realized.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims (5)

1. The binding type porta hepatis blocking device is tied in cover under peritoneoscope, and is characterized in that, include thick cotton thread (1) and cover line plastic pipe (3) that the merogenesis threaded connection that is used for pulling thick cotton thread (1) formed, the cross section external diameter 5mm ~ 7mm of cover line plastic pipe (3), cover line plastic pipe (3) are rigidity ABS plastic, thick cotton thread (1) collude (12) through the cover line and pass cover line plastic pipe (3), still include

The round blunt soft rubber sleeve (4) is sleeved at the intracavity surgical end (8) of the thread-covering plastic tube (3), and the diameter of the round blunt soft rubber sleeve (4) is 6-8 mm;

the rigid support sleeve (5) is in threaded connection with an extraluminal traction end (9) of the mantle fiber plastic pipe (3);

the elastic pressing buckle (6) penetrates through the coarse cotton thread (1), and the coarse cotton thread (1) is clamped by the elastic pressing buckle (6) in a normal state;

the electronic timer (11), the electronic timer (11) is fixed on one side of the elastic pressing buckle (6), and the elastic pressing buckle (6) is electrically connected with the electronic timer (11) through an electronic trigger;

the soft silica gel sleeve (2) is sleeved at the central part of the coarse cotton thread (1) fixed at the operation end (8) in the cavity, and the soft silica gel sleeve (2) has the length of 3 cm-5 cm and the diameter of 5 mm.

2. The laparoscopic ligation-bundled hepatic portal blocking device according to claim 1, wherein the diameter of the thick cotton thread (1) is 2mm to 4 mm.

3. The laparoscopic ligation-bound hepatic portal blocking device according to claim 1, wherein the length of the silica gel soft sleeve (2) is 3cm to 5 cm.

4. The laparoscopic ligation-binding type hepatic portal blocking device according to claim 1, wherein the length of the casing line plastic tube (3) is 20cm to 40cm, the outer diameter of the tube is 50mm to 55mm, the laparoscopic ligation-binding type hepatic portal blocking device comprises a first casing line plastic tube (31), a second casing line plastic tube (32) and a third casing line plastic tube (33) which are in threaded connection, threaded connection parts (10) which are mutually matched are distributed at two ends of the first casing line plastic tube (31), the second casing line plastic tube (32) and the third casing line plastic tube (33), and the three-section casing tubes are 20cm, 10cm and 10cm in length in sequence.

5. The laparoscopic ligation-bound hepatic portal blocking device according to claim 1, wherein pressing buckles (7) are provided at both ends of the pressing buckle (6), the pressing buckles (7) are pressed by fingers, the pressing buckle (6) is released, and the cotton wool (1) slides freely in the pressing buckle (6).

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