CN215458492U

CN215458492U - Leak protection gas peritoneoscope puncture ware

Info

Publication number: CN215458492U
Application number: CN202122103531.1U
Authority: CN
Inventors: 蔡一铃; 邓强; 彭书华; 冷泠; 程利; 伍娜
Original assignee: Dujiangyan Maternal And Child Health Care Hospital
Current assignee: Dujiangyan Maternal And Child Health Care Hospital
Priority date: 2021-09-01
Filing date: 2021-09-01
Publication date: 2022-01-11
Anticipated expiration: 2031-09-01

Abstract

The utility model discloses an air leakage prevention laparoscope puncture outfit which comprises a handle and a needle body, wherein the needle body is provided with a cuff, the cuff is tightly attached to and wraps the needle body, the needle body is provided with a hook, and the cuff is provided with a hanging buckle matched with the hook; the water filling port is formed in the cuff, the sealing device is arranged on the water filling port, the two ends of the cuff are communicated with each other through two bags, the bags can be filled into soft water bags through water filling, and the bag opening part can ensure that the belly layer at the punctured part cannot be filled with air or CO2, so that the safety during operation is ensured. And the hook designed on the needle rod and the hanging buckle designed on the bag part can lift the bag upwards through the hanging buckle and hang the bag on the hook of the needle rod when a gap is left after the needle rod is filled with water, so that the cuff is attached to the inner wall of the abdominal cavity, and the existence of the hook can ensure that the whole water bag is stable and does not slide downwards.

Description

Leak protection gas peritoneoscope puncture ware

Technical Field

The utility model relates to a medical instrument, in particular to an air leakage prevention laparoscope puncture outfit.

Background

At present, the laparoscopic puncture outfit is generally made of steel or disposable plastic products, the puncture outfit with the diameter of 5-10mm enters an abdominal cavity through a skin incision, CO2 is injected into the abdominal cavity to establish pneumoperitoneum, when the operation time is long, the pneumoperitoneum pressure is too high, the skin of a patient is loose and other factors, CO2 leaks gas through the abdominal wall incision, or enters the subcutaneous part through a gap between the skin incision and the peritoneum to cause subcutaneous emphysema, which can cause hypercapnia, acidosis and even cardiopulmonary dysfunction. It is desirable to design a leak proof laparoscopic puncture outfit that avoids the above-mentioned problems caused by CO2 leakage.

One prior application number is: the CN 212089692U patent provides an air leakage-proof fixed laparoscope puncture outfit sheath, which is also provided with a water bag for filling water to prevent air leakage, but the water bag disclosed in this document is mainly fixed by a disk, and is installed, so the distance between the water bag and the disk is fixed, when in use, the water bag cannot be tightly attached to the inner wall of the abdomen due to the change of the thickness of the abdomen, and a gap exists, so that the CO2 leaks, and the expected effect cannot be achieved.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide an air leakage prevention laparoscopic puncture outfit, which solves the problem that CO2 may leak during laparoscopic puncture.

The utility model is realized by the following technical scheme:

an air leakage prevention laparoscope puncture outfit comprises a handle and a needle body, wherein the needle body is a straight rod and comprises a needle rod and a puncture rod, the needle rod is close to the handle, one end, close to the needle rod, of the puncture rod is provided with a cuff, the cuff is tightly attached to and wrapped on the needle body, the needle rod is provided with a hook, and the cuff is provided with a hanging buckle matched with the hook, close to the needle rod; one end of the cuff close to the hanging buckle is provided with a first bag, the other end of the cuff is provided with a second bag, a connecting line between the first bag and the second bag is parallel to the axis direction of the needle rod and is communicated with the inside of the needle rod, one side of the first bag close to the hanging buckle is provided with a water filling port, and a sealing device is arranged on the water filling port.

The utility model provides a leak protection gas peritoneoscope puncture ware, has designed two bags intercommunications, fills water through filling the mouth, can fill into soft water pocket with the bag, struts the bag part and can guarantee that the belly layer of impaling the department can not fill into air or CO2 to the safety during operation is guaranteed. And the needle bar is provided with a hook, the bag part is provided with a hanging buckle which can be lifted up in the past, when the belly is thinner or the second bag is not tightly attached to the inside of the belly, and when a gap still exists, the bag can be lifted up through the hanging buckle and hung on the hook of the needle bar, so that the second water bag can be lifted up to be tightly attached to the inner wall of the belly, and the existence of the hook can ensure that the whole water bag is stable and does not slide down.

Preferably, the puncture rod is provided with a groove which is arranged along the axial direction of the needle body and has the longest distance from the connecting line of the first bag and the second bag, and the groove is matched with the cuff. The groove is designed to surround the needle in a circle and is used for limiting the position of the capsular bag, mainly for mounting the capsular bag and ensuring the stability of the position of the capsular bag on the needle rod.

Preferably, the connection between the groove and the needle body adopts flexible connection. The purpose of adopting flexible connection is that the fastening laminating is connected between bag and the needle tubing, but because set up on the bag and hang the knot, the bag can be hung the slight shift position of knot, can surpass the position of recess when the shift position, designs flexible connection to guarantee that the bag can not blocked by the recess limit when slightly moving.

Preferably, at least two hanging buckles are arranged on the cuff, and the connecting line of the two hanging buckles is coincided with the diameter of the section of the puncture rod. The two cuffs are arranged to ensure stability after being hung, and the relative positions are arranged to ensure that the capsular bag is in a balanced state when the hook is hung.

Preferably, the hooks are at least two groups arranged along the axial direction of the needle rod and have different length positions along the axial direction of the needle rod, and the number and the positions of each group of hooks correspond to the arranged hanging buckles. At least two groups of hooks are arranged to meet the requirements of different heights of different abdomen fat thicknesses.

Preferably, the first bag and the second bag are both soft capsules, and the connecting capsule part between the first bag and the second bag is a hard capsule. The connection membrane bag material at middle connection bag position is harder, it is not as rapid with first bag and second bag to fill the water speed, because the bag is connected in the puncture rod with the needle bar laminating, if set up soft membrane bag entirely, can lead to connecting the back and stablely inadequately, but because first bag all need fill the water with the second bag and strut, so also can not all set the part of bag into the stereoplasm membrane bag, can lead to filling the water and be difficult to strut, can't reach the effect, so set the connecting portion in the middle into the stereoplasm membrane bag, can fill the water grow, can the steady mounting again on the puncture rod.

Preferably, the length of the connecting bladder in the direction from the first pouch to the second pouch is 30mm to 50 mm. The thickness matched with the fat of the abdomen of the human body is designed.

Preferably, the sealing device is a control valve matched with the size of the water inlet. The amount of water filled is controlled using a control valve, and the opening is closed with a valve.

Preferably, the closure means is a set of snappable sealing strips. The joint sealing strip can seal the water filling opening to prevent liquid inside from flowing out, and meanwhile, the sealing strip is better in operation and cheap and practical compared with other sealing strips.

Preferably, the needle tip diameter is larger than the diameter of the piercing rod. The diameter of the needle tip is larger than that of the puncture rod so that the needle tip can enlarge the caliber of the skin layer, and therefore, the cuff can enter conveniently.

Compared with the prior art, the utility model has the following advantages and beneficial effects:

the utility model provides an air leakage prevention laparoscope puncture outfit which comprises a needle body, wherein a first bag and a second bag are arranged on the needle body and can tightly press an abdomen layer during an operation, and a hanging buckle is arranged on the bags and can be connected with a hook on a needle rod, so that the air leakage situation after the needle rod punctures the abdomen layer with different subcutaneous fats is solved.

Drawings

The accompanying drawings, which are included to provide a further understanding of the embodiments of the utility model and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the utility model and together with the description serve to explain the principles of the utility model. In the drawings:

fig. 1 is a schematic structural diagram of an entire apparatus according to an embodiment of the present invention;

FIG. 2 is a schematic view of a device according to an embodiment of the present invention entering the abdominal cavity and being filled with water;

FIG. 3 is a schematic view of a device according to an embodiment of the present invention, shown without entering the abdominal cavity;

fig. 4 is a schematic structural diagram of an entire apparatus according to another embodiment of the present invention.

Reference numbers and corresponding part names in the drawings:

1. the device comprises a handle, 2, a first bag, 3, a second bag, 4, a connecting bag, 5, a hook, 6, a hanging buckle, 7, a needle rod, 8, a puncture rod, 9, a needle point, 10, a water filling opening, 11, an abdominal layer, 12, liquid, 13, a sealing device, 14 and a groove.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is further described in detail below with reference to examples and accompanying drawings, and the exemplary embodiments and descriptions thereof are only used for explaining the present invention and are not meant to limit the present invention.

Example 1

The embodiment 1 provides an anti-air leakage laparoscopic puncture outfit, which, as shown in fig. 1-3, comprises a handle 1 and a needle body, wherein the needle body is a straight rod, the needle body comprises a needle rod 7 and a puncture rod 8, the part of the needle rod 7 is close to the handle 1, one end of the puncture rod 8, which is close to the needle rod 7, is provided with a cuff, the cuff is tightly attached to and wrapped on the needle body, the needle rod 7 is provided with a hook 5, and the cuff, which is close to the needle rod 7, is provided with a hanging buckle 6 adapted to the hook 5; one end of the cuff close to the hanging buckle 6 is provided with a first bag 2, the other end of the cuff is provided with a second bag 3, the connecting line between the first bag 2 and the second bag 3 is parallel to the axial direction of the needle bar 7 and is communicated with the inside, the position of the first bag 2 close to the hanging buckle 6 is provided with a water filling port 10, and the water filling port 10 is provided with a sealing device 13.

An air leakage prevention laparoscope puncture outfit is designed with two communicated bags, the bags can be filled into soft water bags by filling water through a water filling port 10, the bag part is opened, and the belly layer 11 at the puncture position can not be filled with air or CO2, so that the safety of the operation is ensured. And the needle bar 7 is designed with a hook 5, the bag part is designed with a hanging buckle 6, the hanging buckle 6 can be lifted up in the past, when the thickness of the abdomen layer 11 is thinner, or when the second bag 3 is not tightly adhered to the inside of the abdomen layer 11, a gap still exists, the bag can be lifted up through the hanging buckle and hung on the hook 5 of the needle bar 7, the second water bag 3 can be lifted up to be tightly adhered to the inner wall of the abdomen, and the existence of the hook 5 and the hanging buckle 6 can ensure that the whole water bag stably does not slide down.

At least two hanging buckles 6 are arranged on the cuff, and the connecting line of the two hanging buckles 6 is coincided with the diameter of the section of the puncture rod. The two hanging buckles 6 are arranged on the cuff to ensure the stability of the whole cuff after the hanging buckles 6 are hung on the hooks 5, and the two hanging buckles 6 are arranged at opposite positions to ensure that the sac is in a balanced state when the hooks 5 are hung.

The hooks 5 are at least provided with two groups along the axial direction of the needle bar 7, the length positions of the two hooks 5 along the axial direction of the needle bar are different, and the number and the positions of each group of hooks correspond to the arranged hanging buckles 6. Set up two sets of couples 5 at least and be the purpose, satisfy the not demand of co-altitude of the 11 fat thickness in different belly layers, guarantee to satisfy the majority basically and carry the needs, set up several groups of couples 5 at best, conveniently satisfy different demands, couple 5 quantity is more intensive, the demand that can adapt to is more.

The first bag 2 and the second bag 3 are both soft film bags, and the connecting bag 4 part between the first bag 2 and the second bag 3 is a hard film bag. The connection membrane bag material at 4 positions of middle connection bag is harder, it is not as rapid as first bag 2 and second bag 3 to fill the water speed, because the bag is connected in puncture rod 8 with the needle body laminating, if set up soft membrane bag entirely, can lead to connecting the back and stablely inadequately, but because first bag 2 and second bag 3 all need fill the water and strut, so can not all parts with the bag all set the stereoplasm membrane bag into yet, can lead to filling the water and be difficult to strut, and can't reach the effect, so set the stereoplasm membrane bag into with the connecting portion in the middle of, can fill the water grow, can the stable erection on puncture rod 8 again. The preferred design of the first and

second bladders

2, 3 and the intermediate connecting bladder 4 is as described above, with the first and

second bladders

2, 3 being thin and soft, and the intermediate connecting bladder 4 being of a rigid but flexible material and having a degree of flexibility.

The length of the connecting bladder 4 in the direction from the first pouch 2 to the second pouch 3 is 30mm to 50 mm. The length design and the thickness of the human abdomen layer 11 fat matching set the thickness in the middle to a certain distance, basically matching the thickness of the human abdomen layer 11, and facilitating the sealing state after water filling.

The sealing device 13 is a control valve matched with the size of the water inlet. The amount of water filling is controlled using a control valve, and the water filling port 10 is opened and closed using the valve.

The closure device 13 may also be a set of snap-on sealing strips. The clamping sealing strips can seal the water filling port 10, the water filling port is directly opened when water needs to be filled, the medical tube is used for filling water, after the water filling is completed, the two sealing strips can be clamped together, the liquid inside the sealing strips can be prevented from flowing out, and meanwhile, the sealing strips are better in operation and are cheap and practical compared with other sealing devices.

The needle tip 9 has a diameter larger than the diameter of the puncture rod 8. The diameter of the needle tip 9 is larger than that of the puncture rod 8 so that the needle tip 9 can enlarge the caliber of the skin layer, and therefore, the cuff can be conveniently inserted into the skin layer, because the cuff is a thinner layer, but the cuff is sleeved on the puncture rod 8, and the cuff is certainly larger than the puncture rod 8 by one circle, and thus, the cuff can be inserted into the skin layer.

Example 2

In this embodiment 1, an anti-air leakage laparoscopic puncture instrument is provided, as shown in fig. 4, a groove 14 is formed on the puncture rod 8 along the axial direction of the needle body and the distance is the longest distance between the connection lines of the first and

second pouches

2 and 3, and the groove 14 is fitted with the cuff. The groove 14 is designed to circumscribe the needle cannula for limiting the position of the capsule, primarily for mounting the capsule and ensuring stability of the position of the capsule on the piercing rod 8.

The connection between the groove 14 and the puncture rod 8 adopts flexible connection. The purpose of adopting flexible connection is that the fastening laminating is connected between bag and the needle tubing, but because set up on the bag and hang knot 6, the bag can be by the slight shift position of hanging knot 6, can surpass the position of recess 14 when shift position, and the design flexible connection can guarantee that the bag can not blocked by recess 14 limit when slightly moving, and it can be relatively light upwards lift the bag to carry to hang knot 6 to the compressing tightly of second bag 3 to 11 layers of belly layers.

The above-mentioned embodiments are intended to illustrate the objects, technical solutions and advantages of the present invention in further detail, and it should be understood that the above-mentioned embodiments are merely exemplary embodiments of the present invention, and are not intended to limit the scope of the present invention, and any modifications, equivalent substitutions, improvements and the like made within the spirit and principle of the present invention should be included in the scope of the present invention.

Claims

1. The air leakage prevention laparoscopic puncture outfit is characterized by comprising a handle (1) and a needle body, wherein the needle body is a straight rod, the needle body comprises a needle rod (7) and a puncture rod (8), the needle rod (7) is connected with the handle (1), one end, close to the needle rod (7), of the puncture rod (8) is provided with a cuff, the cuff is tightly attached to and wraps the puncture rod (8), the needle rod (7) is provided with a hook (5), the cuff is provided with a hanging buckle (6) matched with the hook (5) and close to the needle rod (7), and one end, far away from the needle rod (7), of the puncture rod (8) is provided with a needle point (9);

one end, close to the hanging buckle (6), of the cuff is provided with a first bag (2), the other end of the cuff is provided with a second bag (3), a connecting line between the first bag (2) and the second bag (3) is parallel to the axis direction of the needle rod (7) and is communicated with the inside of the needle rod, one side, close to the hanging buckle (6), of the first bag (2) is provided with a water filling port (10), and a sealing device (13) is arranged on the water filling port (10).

2. An anti-air leakage laparoscopic puncture instrument according to claim 1, wherein said puncture rod (8) is provided with a groove (14) along the axial direction of the needle body and at the longest distance from the line connecting said first pocket (2) and said second pocket (3), said groove (14) being adapted to said cuff.

3. An air leakage prevention laparoscopic puncture instrument according to claim 2, wherein a flexible connection is adopted at the connection between the groove (14) and the needle body.

4. The air leakage prevention laparoscopic puncture outfit according to claim 1, wherein at least two hanging buckles (6) are arranged on the cuff, and the connecting line of the two hanging buckles (6) is coincided with the section diameter of the puncture rod.

5. An air leakage prevention laparoscopic puncture outfit according to claim 1, characterized in that said hooks (5) are arranged in at least two groups, and the length of said hooks (5) in the axial direction of the needle bar (7) is different in the two groups, and the number and position of said hooks (5) in each group are corresponding to the number and position of the hooks (6).

6. The air leakage prevention laparoscope puncture outfit as claimed in claim 1, wherein the first bag (2) and the second bag (3) are both soft capsules, and the connection capsule (4) between the first bag (2) and the second bag (3) is a hard capsule.

7. An anti-air-leakage laparoscopic puncture instrument according to claim 6, wherein the length of said connecting bladder (4) in the direction from the first pouch (2) to the second pouch (3) is 30mm to 50 mm.

8. An anti-air leakage laparoscope puncture outfit as claimed in claim 1, wherein the closing device (13) is a control valve matched with the size of the water inlet.

9. An air leakage prevention laparoscopic puncture instrument according to claim 1, wherein said closing means (13) is a set of sealing strips that can be clamped.

10. An anti-leak laparoscopic puncture instrument according to claim 1, wherein said needle tip (9) has a diameter larger than that of said puncture rod (8).