CN217066455U

CN217066455U - Directional inflatable liver spreader for laparoscope

Info

Publication number: CN217066455U
Application number: CN202123425801.7U
Authority: CN
Inventors: 左学良; 蔡娟; 张峥嵘
Original assignee: First Affiliated Hospital of Wannan Medical College
Current assignee: First Affiliated Hospital of Wannan Medical College
Priority date: 2021-12-31
Filing date: 2021-12-31
Publication date: 2022-07-29
Anticipated expiration: 2031-12-31

Abstract

The utility model discloses a directional inflatable liver spreader for laparoscope, which comprises an inflation tube, an elastic air bag arranged at the end part of the inflation tube and a directional inflation mechanism which passes through the inflation tube and is connected with the elastic air bag, wherein the directional inflation mechanism fills gas into the elastic air bag through the inflation tube in a pressing state; the inflation tube with the tip that the elasticity gasbag is connected is provided with first check valve, be provided with the second check valve on the directional inflation mechanism, first check valve with the second check valve passes through the gassing rope and connects, works as the pulling when the gassing rope first check valve with the second check valve all opens and to aerifing the elasticity gasbag is deflated. The utility model discloses can be convenient, nimble, directional aerify the elastic air bag that is used for supporting the liver, the medical personnel operation of being convenient for, easily the upper part of the arm, and simple structure is favorable to reduction in production cost.

Description

Directional inflatable liver spreader for laparoscope

Technical Field

The utility model relates to a laparoscopic surgery uses technical field, concretely relates to peritoneoscope is with directional inflatable liver spreader.

Background

During laparoscopic surgery, because the operation space is small, when a gallbladder triangle area is processed, the liver of a patient often drops, and the dropped liver blocks the operation area, so that the anatomy of the operation area is unclear, and liver tissues are often required to be lifted to assist the operation.

In the traditional technology, a doctor uses tissue forceps or a suction apparatus to keep off the liver, but the head end of the laparoscopic tissue forceps or the laparoscopic suction apparatus is a thin sharp structure, when the liver tissue is propped open, the laparoscopic tissue forceps or the laparoscopic suction apparatus can be punctured into the liver tissue to cause liver injury, bleeding and gallbladder leakage, so that various operation injuries and complications brought about bring certain troubles to medical staff.

A directional inflatable liver spreader (publication number: CN202010081041.3) for a laparoscope is used for assisting puncture holes by spreading structures such as a balloon and the like, better exposing anatomical areas of surgery, and preventing the end part of the balloon from penetrating into soft liver tissues. However, the device is provided with a plurality of air valves, manual rotation is needed for inflation and deflation during use, the use is not facilitated, and the device is provided with a plurality of metal structures, a complex structure and high production cost.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a peritoneoscope is with directional inflatable liver spreader to solve among the prior art technical problem that the valve operation is inconvenient and manufacturing cost is higher.

In order to solve the above technical problem, the utility model particularly provides the following technical scheme:

the utility model provides a directional inflatable liver spreader for laparoscope, which comprises an inflation tube, an elastic air bag arranged at the end part of the inflation tube and a directional inflation mechanism which passes through the inflation tube and is connected with the elastic air bag, wherein the directional inflation mechanism fills gas into the elastic air bag through the inflation tube in a pressing state;

the inflation tube with the tip that the elasticity gasbag is connected is provided with first check valve, be provided with the second check valve on the directional inflation mechanism, first check valve with the second check valve passes through the gassing rope and connects, works as the pulling when the gassing rope first check valve with the second check valve all opens and to aerifing the elasticity gasbag is deflated.

As a preferred scheme of the utility model, the directional mechanism of inflating includes that the part of inflating of ellipsoid type and sets up respectively the connecting pipe and the air inlet at part both ends of inflating, the connecting pipe with gas tube sealing connection, the second check valve sets up on the air inlet, the part of inflating drives the air when receiving continuous pressing and follows the air inlet passes in proper order the part of inflating the connecting pipe and the gas tube, and make the inflation of elasticity gasbag.

As a preferred scheme of the utility model, the second check valve is in for covering the setting soft piece on the air inlet, second check valve one end is connected week side of air inlet, the second check valve other end to it sets up to inflate a slope of piece direction.

As a preferred scheme of the utility model, first check valve is for having elastic soft gasket, first check valve cover sets up the outside of gas tube, the week side at the gas tube tip is connected to first check valve side.

As an optimized scheme of the utility model, the inside of elasticity gasbag is provided with draws the circle, gassing rope one end is fixed to be set up on the first check valve, just the other end of gassing rope passes in proper order draw the circle first check valve the gas tube the connecting pipe and the piece of inflating is followed the air inlet with gap between the second check valve is worn out.

Compared with the prior art, the utility model following beneficial effect has:

the utility model discloses all be provided with the check valve on gas tube and directional gas filled sacculus, the check valve can effectively prevent the gas reverse flow that fills when aerifing, prevents to be used for supporting the elasticity gasbag of viscera and diminishes under the extrusion of viscera, maintains the stability of support, and connects through the rope between two check valves, and medical personnel stimulate the gassing that the valve can be realized to the rope, makes things convenient for taking out of elasticity gasbag, easy operation and low in production cost.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below. It should be apparent that the drawings in the following description are merely exemplary, and that other embodiments can be derived from the drawings provided by those of ordinary skill in the art without inventive effort.

FIG. 1 is a schematic structural view of the directional inflatable liver spreader for laparoscope of the present invention;

fig. 2 is a partial structure enlarged view of the directional inflatable liver spreader for laparoscope.

The reference numerals in the drawings denote the following, respectively:

1-an inflation tube; 2-an elastic air bag; 3-a directional inflation mechanism; 4-a first check valve; 5-a second check valve; 6-air release rope; 7-pulling a ring;

301-inflating part; 302-connecting tube; 303-air inlet.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

As shown in fig. 1 and 2, the utility model provides a directional inflatable liver spreader for laparoscope, which comprises an inflation tube 1, an elastic airbag 2 arranged at the end of the inflation tube 1 and a directional inflation mechanism 3 connected with the elastic airbag 2 through the inflation tube 1, wherein the directional inflation mechanism 3 inflates gas into the elastic airbag 2 through the inflation tube 1 in a pressing state;

the end part of the inflation tube 1 connected with the elastic air bag 2 is provided with a first check valve 4, the directional inflation mechanism 3 is provided with a second check valve 5, the first check valve 4 is connected with the second check valve 5 through an air release rope 6, and when the air release rope 6 is pulled, the first check valve 4 and the second check valve 5 are both opened and the inflated elastic air bag 2 is deflated.

The elastic air bag 2 of the utility model is an inflatable elastic rubber material air bag, which is inserted between the internal organs by medical staff when in use and upwards props the liver tissue when in air blowing; the directional inflating mechanism 3 can inflate the gas into the opened elastic airbag 2 through a second check valve 5 with unidirectional gas flow; the bottom parcel of elasticity gasbag 2 sets up on gas tube 1, and the edge of being connected of elasticity gasbag 2 and gas tube 1 exposes in the patient outside when the operation, after the operation, opens first check valve 4 and second check valve 5 and makes the 2 gas leakage of elasticity gasbag, and 2 exhaust gas of elasticity gasbag reduce, and final medical personnel outwards pull gas tube 1 and can elasticity gasbag 2 take out.

Specifically, in the operation process, the patient adopts a head-high foot-bottom position and a left-inclined 30-degree body position, a camera device is placed on a lower edge puncture cannula at the navel, a subxiphoid puncture cannula serves as a main operation hole, a right-side axillary anterior gallbladder bottom puncture cannula serves as a gallbladder traction puncture cannula, and after the three puncture cannulas are established, the gallbladder resection operation is started. When meetting acute cholecystitis operation, the gall bladder edema is obvious, or during the gall bladder adhesion operation, clearly expose the tissue in gall bladder triangle region, upwards support the liver tissue, need cut open skin in addition, place patient's liver position with elasticity gasbag 2 and pass gas tube 1, and elasticity gasbag 2 aligns and sets up in the below at the liver position, press directional air charging mechanism 3 this moment, directional air charging mechanism 3 is to the gas of 2 drum-ins of elasticity gasbag, elasticity gasbag 2 inflation and to flagging liver support, clearly expose gall bladder triangle region.

When acute cholecystitis, or the adhesion of gall bladder operation region is serious, this apparatus can be convenient adopt quantitative aerifing upwards to strut flagging liver, fully exposes the operation region, makes to aerify convenient operation swift, and the structure is simple relatively, effective reduction in production cost.

In this embodiment, the structure of the directional inflation mechanism 3 is similar to that of a general balloon inflator, and the directional inflation tube 1 is an assembly capable of inflating continuously under pressing, so that the elastic airbag 2 is enlarged under inflation, and the internal organs of a patient are supported, but particularly, the directional inflation mechanism 3 is provided with the second check valve 5, and the second check valve 5 and the first check valve 4 arranged on the inflation tube 1 can prevent the air leakage of the elastic airbag 2 when being squeezed, and can also enable the air intake of the directional inflation mechanism 3 to be smoother, and in order to exhaust more conveniently, the first check valve 4 and the second check valve 5 are both connected through the same air release rope 6, when the air release rope 6 is pulled, the first check valve 4 and the second check valve 5 are both deformed, so as to cause air leakage, and the elastic airbag 2 is correspondingly reduced and is conveniently taken out.

In this embodiment, the benefits of the laparoscopic directional inflatable liver distractor are: the elastic air bag 2 can be conveniently, flexibly and directionally inflated, the operation of medical personnel is convenient, the operation is easy, the structure is simple, and the reduction of the production cost is facilitated.

In this embodiment, the directional inflating mechanism 3 includes an ellipsoidal inflating part 301, and a connecting pipe 302 and an air inlet 303 respectively disposed at two ends of the inflating part 301, the connecting pipe 302 is hermetically connected to the inflating pipe 1, the second check valve 5 is disposed on the air inlet 303, and the inflating part 301 drives air to sequentially pass through the inflating part 301, the connecting pipe 302 and the inflating pipe 1 from the air inlet 303 when being continuously pressed, and inflates and expands the elastic airbag 2.

When the inflating part 301 is pressed, air in the inflating part 301 enters the connecting pipe 302, air in the connecting pipe 302 enters the inflating pipe 1, air in the inflating pipe 1 passes through the first check valve 4 and enters the elastic airbag 2, so that air pressure in the inflating part 301 is lowered, after medical workers stop extruding the inflating part 301, external air enters the inflating part 301 from the air inlet 303, the inflating part 301 is filled with air again, the process is repeated, inflation on the elastic airbag 2 can be achieved, the air releasing rope 6 is in a relaxed state at the moment, and the air cannot flow reversely due to the existence of the first check valve 4 and the second check valve 5.

In the present embodiment, the second check valve 5 is a soft sheet covering the intake port 303, one end of the second check valve 5 is connected to the periphery of the intake port 303, and the other end of the second check valve 5 is inclined toward the inflator 301.

When the atmospheric pressure in the piece 301 of inflating becomes the low, the piece 301 of inflating is crossed from air inlet 303 to second check valve 5 to external air, and second check valve 5 is deformed to piece 301 direction of inflating this moment, realizes admitting air, and when piece 301 of inflating receives the extrusion and needs the gassing, because second check valve 5 covers and sets up on air inlet 303, second check valve 5 is under the extrusion deformation and is covered on air inlet 303 for the air is difficult to flow out in reverse from air inlet 303.

Similar to the above-mentioned embodiments, in the present embodiment, the first check valve 4 is a soft gasket having elasticity, the first check valve 4 is disposed on the outer side of the inflation tube 1 in a covering manner, and the side of the first check valve 4 is connected to the peripheral side of the end of the inflation tube 1.

When the inflating part 301 is extruded and needs to deflate, outside air passes through the first check valve 4 from the inflating tube 1 and enters the elastic air bag 2, and at the moment, the first check valve 4 deforms towards the elastic air bag 2 to realize air intake; when the air pressure in the inflating part 301 becomes low and air needs to be introduced, since the first check valve 4 is disposed on the inflating tube 1 in a covering manner, the first check valve 4 is deformed by being pressed and covers the inflating tube 1, so that the air is difficult to flow out in a reverse direction from the elastic airbag 2.

In this embodiment, in order to achieve rapid deflation, a pull ring 7 is disposed inside the elastic airbag 2, one end of a deflation rope 6 is fixedly disposed on the first check valve 4, and the other end of the deflation rope 6 sequentially passes through the pull ring 7, the first check valve 4, the inflation tube 1, the connection tube 302 and the inflation piece 301 and penetrates out from a gap between the air inlet 303 and the second check valve 5.

When the elastic air bag 2 is in an inflated state, the deflation rope 6 naturally falls, the deflation rope 6 continuously shortens inwards when the elastic air bag 2 expands, but the length of the deflation rope 6 is enough, and when the volume of the elastic air bag 2 becomes maximum, the end part of the deflation rope 6 passes through the gap between the second deflation valve and the air inlet 303; when needs gassing, outwards stimulate the rope 6 that deflates, the rope 6 that deflates drives first check valve 4 and the deformation of second check valve 5, changes its state of covering for strutting the inside passageway that forms of ware, a large amount of gas is discharged from air inlet 303, and the end connection of rope 6 and elasticity gasbag 2 that deflates also is favorable to the shrink gassing of elasticity gasbag 2.

Through the directional inflatable liver spreader for the laparoscope of the embodiment, the elastic airbag for supporting the liver can be conveniently, flexibly and directionally inflated, so that the operation of medical personnel is facilitated, the use is easy, the structure is simple, and the production cost is favorably reduced.

The above embodiments are only exemplary embodiments of the present application, and are not intended to limit the present application, and the protection scope of the present application is defined by the claims. Various modifications and equivalents may be made by those skilled in the art within the spirit and scope of the present application and such modifications and equivalents should also be considered to be within the scope of the present application.

Claims

1. A directional inflatable liver spreader for a laparoscope is characterized by comprising an inflation tube (1), an elastic airbag (2) arranged at the end part of the inflation tube (1) and a directional inflation mechanism (3) which penetrates through the inflation tube (1) and is connected with the elastic airbag (2), wherein the directional inflation mechanism (3) inflates gas into the elastic airbag (2) through the inflation tube (1) in a pressing state;

inflation tube (1) with the tip that elasticity gasbag (2) are connected is provided with first check valve (4), be provided with second check valve (5) on directional inflation mechanism (3), first check valve (4) with second check valve (5) are connected through gassing rope (6), and when the pulling during gassing rope (6) first check valve (4) with second check valve (5) are all opened and are to aerifing elasticity gasbag (2) are deflated.

2. The directional inflatable liver distractor for the laparoscope as claimed in claim 1, wherein the directional inflating mechanism (3) comprises an ellipsoidal inflating part (301), and a connecting pipe (302) and an air inlet (303) respectively arranged at two ends of the inflating part (301), the connecting pipe (302) is hermetically connected with the inflating pipe (1), the second check valve (5) is arranged on the air inlet (303), and the inflating part (301) drives air to sequentially pass through the inflating part (301), the connecting pipe (302) and the inflating pipe (1) from the air inlet (303) when being continuously pressed, so that the elastic airbag (2) inflates and expands.

3. The directional inflatable liver distractor for laparoscope as claimed in claim 2, wherein the second check valve (5) is a soft sheet covering the air inlet (303), one end of the second check valve (5) is connected to the periphery of the air inlet (303), and the other end of the second check valve (5) is inclined toward the inflating part (301).

4. The directional inflatable liver spreader for laparoscope as recited in claim 3, wherein the first check valve (4) is a flexible gasket with elasticity, the first check valve (4) is covered and disposed on the outer side of the inflation tube (1), and the side edge of the first check valve (4) is connected to the peripheral side of the end of the inflation tube (1).

5. The directional inflatable liver spreader for the laparoscope as claimed in claim 4, wherein a pull ring (7) is disposed inside the elastic airbag (2), one end of the deflation rope (6) is fixedly disposed on the first check valve (4), and the other end of the deflation rope (6) sequentially passes through the pull ring (7), the first check valve (4), the inflation tube (1), the connecting tube (302) and the inflation piece (301) and passes out from a gap between the air inlet (303) and the second check valve (5).