CN219147876U

CN219147876U - Smoke filtration integrated laparoscope puncture outfit

Info

Publication number: CN219147876U
Application number: CN202222220195.3U
Authority: CN
Inventors: 黄陈; 邱佳辉
Original assignee: Shanghai First Peoples Hospital
Current assignee: Shanghai First Peoples Hospital
Priority date: 2022-08-23
Filing date: 2022-08-23
Publication date: 2023-06-09
Anticipated expiration: 2032-08-23

Abstract

The utility model discloses a smoke filtering integrated laparoscope puncture outfit, which is characterized in that a communicating pipe is connected to the laparoscope puncture outfit in a non-detachable way, the communicating pipe is connected with a first end of a smoke filter, and a valve is arranged on the communicating pipe; a front filter paper is arranged in the communicating pipe and at a position 0.4cm-0.6cm away from the first end of the smoke filter, and the front filter paper is arranged perpendicular to the smoke discharge direction; a first filter paper, a second filter paper and a third filter paper which are parallel to the front filter paper are sequentially arranged in the smoke filter; the second end of the smoke filter is connected with an exhaust pipe, a rear filter paper is arranged in the exhaust pipe and at a position 0.4cm-0.6cm away from the second end of the smoke filter, and the rear filter paper and the front filter paper are placed in parallel; the length of the smoke filter is 3cm-5cm, and the maximum inner diameter is 2cm-4cm. The laparoscopic puncture outfit and the smoke filter are integrally designed, a filter device is not required to be arranged in an operation, and the operation time is shortened.

Description

Smoke filtration integrated laparoscope puncture outfit

Technical Field

The utility model belongs to the field of medical instruments, and particularly relates to a smoke filtering integrated laparoscope puncture outfit.

Background

In the minimally invasive surgery, a great deal of operation smoke is easily generated in the use process of surgical instruments such as an electrotome, an ultrasonic scalpel and the like, researches show that the operation smoke contains dangerous substances such as biological tissues, blood, microorganisms, toxic gases and the like, the dangerous substances can form aerosol to accumulate in a body, and the toxic aerosol can be spread to an operating room along with the release of pneumoperitoneum, the exchange of the surgical instruments and the like, so that the safety of surgeons and nurses is endangered. In addition, with the normalized management of respiratory tract infectious diseases, surgeons have to consider a method for reducing the risk of iatrogenic infections, and the filtering device can effectively filter toxic aerosol generated in the operation, reduce the transmission risk of respiratory tract diseases and protect the self safety of surgeons and nurses.

The existing puncture outfit with the smoke filter has the disadvantages of complex structure, large size, high cost and difficult clinical popularization.

Disclosure of Invention

The utility model aims to provide a laparoscope puncture outfit which has a simple structure, is convenient to use and can filter surgical smoke.

In order to achieve the above purpose, the utility model provides a smoke filtration integrated laparoscope puncture outfit, which is undetachably connected with a communicating pipe, wherein the communicating pipe is connected with a first end of a smoke filter, and a valve is arranged on the communicating pipe;

a front filter paper is arranged in the communicating pipe and at a position 0.4cm-0.6cm away from the first end of the smoke filter, and the front filter paper is arranged perpendicular to the smoke discharge direction; a first filter paper, a second filter paper and a third filter paper which are parallel to the front filter paper are sequentially arranged in the smoke filter; the second end of the smoke filter is connected with an exhaust pipe, a rear filter paper is arranged in the exhaust pipe and at a position 0.4cm-0.6cm away from the second end of the smoke filter, and the rear filter paper and the front filter paper are placed in parallel;

the length of the smoke filter is 3cm-5cm, and the maximum inner diameter is 2cm-4cm.

Optionally, the first filter paper, the second filter paper, and the third filter paper are glass fiber filter papers.

Optionally, the front filter paper and the rear filter paper are meltblown.

Optionally, the rear filter paper contains a luminol reagent therein.

Optionally, activated carbon is filled between the first filter paper and the second filter paper, between the second filter paper and the third filter paper.

Optionally, the laparoscopic puncture outfit comprises a puncture cone and a puncture sleeve, and in a use state, the puncture cone is arranged in the puncture sleeve.

Optionally, the communication tube is connected to a side wall of the puncture cannula.

Optionally, the puncture cone comprises a puncture cone base and a puncture cone head, and the puncture cone head is connected to the puncture cone base.

Optionally, a retractable blade is arranged in the puncture conical head.

Optionally, the exhaust pipe is communicated with a negative pressure suction device.

The utility model has the technical effects that:

(1) The laparoscopic puncture outfit and the smoke filter are integrally designed, a filtering device is not required to be arranged in an operation, the operation time is shortened, the laparoscopic puncture outfit and the smoke filter belong to disposable medical consumables, the steps of later instrument cleaning and the like are avoided, and the labor cost investment of hospitals is reduced.

(2) The utility model has small volume and convenient use, and ensures that hazardous substances such as biological tissues, blood, microorganisms, toxic gases and the like contained in the operation smoke can be effectively filtered through 5 layers of filter paper.

(3) The communicating pipe is provided with the valve, so that a doctor can automatically adjust the flow speed through the valve and timely attract and filter the surgical smoke.

Drawings

Fig. 1 is a schematic view of a smoke filtration integrated laparoscopic penetrator of the present utility model.

Fig. 2 is a schematic view of a smoke filter according to the utility model.

In the figure, 1-laparoscope puncture outfit, 11-puncture cone base, 12-puncture cone head, 21-air-blocking sealing cover, 22-screwed pipe, 3-smoke filter, 31-valve, 32-front filter paper, 33-first filter paper, 34-second filter paper, 35-third filter paper, 36-rear filter paper, 37-communicating pipe, 38-exhaust pipe, 41, 42-active carbon.

Detailed Description

The following description of the embodiments of the present utility model will be made apparent and fully in view of the accompanying drawings, in which some, but not all embodiments of the utility model are shown. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

In the description of the present utility model, it should be noted that the positional or positional relationship indicated by the terms "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. are based on the positional or positional relationship shown in the drawings, are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the apparatus or elements referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; may be a mechanical connection; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

As shown in fig. 1, the present utility model provides a smoke filtering integrated laparoscopic puncture outfit, comprising a laparoscopic puncture outfit 1 and a smoke filter 3 which are non-detachably and integrally connected. The laparoscope puncture outfit 1 comprises a puncture cone with the diameter of 10mm and a puncture sleeve, and the puncture cone is arranged in the puncture sleeve in a use state. The puncture cone comprises a puncture cone base 11 and a puncture cone head 12, wherein the puncture cone head 12 is connected to the puncture cone base 11, and a retractable blade is arranged in the puncture cone head. The puncture cannula comprises a gas barrier seal 21 and a threaded tube 22. The laparoscopic puncture outfit 1 is connected with a communicating pipe 37 in a non-detachable way, optionally, the communicating pipe 37 is connected to the side wall of the puncture sleeve, the communicating pipe 37 is connected with the first end of the smoke filter 3, the communicating pipe 37 is provided with a valve 31, and a doctor can control whether to start the smoke filter 3 and the air flow through the smoke filter 3 by controlling the valve 31. The length of the smoke filter 3 is 3cm-5cm, and the maximum inner diameter is 2cm-4cm.

As shown in fig. 1 and 2, a front filter paper 32 is provided in the communicating pipe 37 at a distance of 0.4cm to 0.6cm from the first end of the smoke filter 3, the front filter paper 32 being placed perpendicular to the smoke discharge direction; a first filter paper 33, a second filter paper 34 and a third filter paper 35 which are parallel to the front filter paper 32 are sequentially arranged in the smoke filter 3; the second end of the smoke filter 3 is connected with an exhaust pipe 38, the exhaust pipe 38 is communicated with a negative pressure suction device, a rear filter paper 36 is arranged in the exhaust pipe 38 and at a position 0.4cm-0.6cm away from the second end of the smoke filter 3, and the rear filter paper 36 is placed in parallel with the front filter paper 32.

In some embodiments, the first filter paper 33, the second filter paper 34, and the third filter paper 35 are glass fiber filter papers; the front filter paper 32 and the rear filter paper 36 are melt-blown, and the rear filter paper 36 contains a luminol reagent to indicate whether the tail gas of the finally entered suction device contains blood stains or not, and whether dangerous substances in the smoke are sufficiently filtered. In order to ensure that a doctor can conveniently operate the smoke filter in operation, the volume of the smoke filter is smaller, and in order to ensure the filtering efficiency of the smoke filter with small volume, 5 layers of filter paper are arranged, so that the tissues, blood or microorganisms in the smoke can be sufficiently filtered.

In some embodiments, activated carbon 41 is filled between the first filter paper 33 and the second filter paper 34, and activated carbon 42 is filled between the second filter paper 34 and the third filter paper 35. The utility model further fills the activated carbon between the filter papers, and the smoke filtering and adsorbing capacity is enhanced by utilizing the compact arrangement of the activated carbon and the filter papers.

The application method of the utility model comprises the following steps: in the laparoscopic minimally invasive surgery, the laparoscopic puncture outfit is fixed with a surgery part, the exhaust pipe is connected with the negative pressure suction device, when smoke is caused by the surgery operation, a doctor timely sucks and filters the smoke in the surgery through the adjusting valve, and the smoke is filtered and then discharged through five layers of filter paper such as front filter paper, first filter paper, second filter paper, third filter paper and rear filter paper, so that the safety of medical staff is protected.

In summary, the smoke filtration integrated laparoscope puncture outfit provided by the utility model has the advantages that the integrated design is adopted, the laparoscope puncture outfit and the smoke filter are not detachably connected, a filter device is not required to be arranged in an operation, and the operation time is shortened. Meanwhile, the volume of the smoke filter is reduced, the operation is more convenient, and the filtration efficiency is improved by using the combination of the multi-layer filter paper and the activated carbon.

While the present utility model has been described in detail through the foregoing description of the preferred embodiment, it should be understood that the foregoing description is not to be considered as limiting the utility model. Many modifications and substitutions of the present utility model will become apparent to those of ordinary skill in the art upon reading the foregoing. Accordingly, the scope of the utility model should be limited only by the attached claims.

Claims

1. The smoke filtering integrated laparoscope puncture outfit is characterized in that a communicating pipe is connected to the laparoscope puncture outfit in a non-detachable mode, the communicating pipe is connected with the first end of a smoke filter, and a valve is arranged on the communicating pipe;

a front filter paper is arranged in the communicating pipe and at a position 0.4cm-0.6cm away from the first end of the smoke filter, and the front filter paper is arranged perpendicular to the smoke discharge direction; a first filter paper, a second filter paper and a third filter paper which are parallel to the front filter paper are sequentially arranged in the smoke filter; the second end of the smoke filter is connected with an exhaust pipe, a rear filter paper is arranged in the exhaust pipe and at a position 0.4cm-0.6cm away from the second end of the smoke filter, and the rear filter paper and the front filter paper are placed in parallel; the length of the smoke filter is 3cm-5cm, and the maximum inner diameter is 2cm-4cm.

2. The smoke-filtering integrated laparoscopic puncture outfit according to claim 1, wherein said first filter paper, said second filter paper and said third filter paper are glass fiber filter papers.

3. The smoke-filtering integrated laparoscopic penetrator of claim 1, wherein said anterior filter paper and said posterior filter paper are meltblown.

4. The smoke-filtering integrated laparoscopic puncture outfit according to claim 1, wherein said posterior filter paper contains a luminol reagent.

5. The smoke-filtering integrated laparoscopic puncture outfit according to claim 1, wherein activated carbon is filled between said first filter paper and said second filter paper, between said second filter paper and said third filter paper.

6. The smoke filtering integrated laparoscopic penetrator of claim 1, wherein said laparoscopic penetrator comprises a penetration cone and a penetration cannula, said penetration cone being disposed within said penetration cannula in use.

7. The smoke-filtering integrated laparoscopic puncture outfit according to claim 6, wherein said communicating tube is connected to a sidewall of said puncture cannula.

8. The smoke filtering integrated laparoscopic penetrator of claim 6, wherein said penetration cone comprises a penetration cone base and a penetration cone head, said penetration cone head being connected to said penetration cone base.

9. The smoke filtering integrated laparoscopic penetrator of claim 8, wherein a retractable blade is disposed within the penetration cone.

10. The smoke filtering integrated laparoscopic puncture outfit according to claim 1, wherein said exhaust tube is in communication with a negative pressure suction device.