CN217566124U

CN217566124U - Specimen bag for taking specimen through natural cavity in operation

Info

Publication number: CN217566124U
Application number: CN202220215467.8U
Authority: CN
Inventors: 张毅勋; 白玲; 江波; 刘海义; 白文启; 王文渊; 王文达; 冯毅; 王立春
Original assignee: Shanxi Tumour Hospital
Current assignee: Shanxi Tumour Hospital
Priority date: 2022-01-26
Filing date: 2022-01-26
Publication date: 2022-10-14
Anticipated expiration: 2032-01-26

Abstract

The utility model belongs to the technical field of medical instrument, concretely relates to a sample bag that is arranged in operation to get sample through natural chamber way. The utility model discloses a sample bag's bag body is the rectangular shape double-deck bagged structure who has inlayer bag and outer bag, is the intermediate layer between inlayer bag and the outer bag, and the bag body divide into internal section and external section, and the intermediate layer department of internal section is equipped with the inflation inlet, and the inflation inlet is connected with aerating device, and aerating device passes through the intermediate layer of external section and extends outside the external section, and the surface of internal section and external section hookup location is equipped with inflation inlet position sign; the free end of the internal section is provided with a one-way locking device for sealing the internal section, and the outer surface of the internal section is provided with a pull rope for binding and fixing a specimen; the free end of the external section is provided with a cover. The utility model is convenient for putting in and taking out the bag body from the cavity channel; the specimen is protected when the bag body is taken out from the cavity channel; avoid when taking out the sample, the sample comes to rock in the internal sample that causes the sample damage.

Description

Specimen bag for taking specimen through natural cavity in operation

Technical Field

The utility model belongs to the technical field of medical instrument, concretely relates to a sample bag that is arranged in operation to get sample through natural chamber way.

Background

In recent years, laparoscopy has been widely used in gastrointestinal tumor surgery, but the traditional open surgery or laparoscopic surgery still needs to make an incision in the abdomen to take out the tumor specimen. The laparoscopic surgery (NOSES) for taking a specimen through a Natural orifice is a new technique developed in recent years, the surgical specimen is taken out through the Natural orifice, an auxiliary incision is not needed to be made on the abdomen, and the minimally invasive advantage of the laparoscopic surgery is brought into full play. The postoperative patient is free from abdominal incision pain, early ambulation and expectoration are facilitated, and postoperative rehabilitation is greatly promoted.

There are several possible options for taking out the specimen through the natural orifice, including transanal, vaginal and oral. However, regardless of the specimen retrieval method, the possibility of tumor dissemination and bacterial contamination exists, which becomes the biggest controversial point of the NOSES operation. In addition, for patients with large tumor diameter and fat specimen, the specimen may damage the natural orifice during the process of taking out the specimen.

The prior specimen bag has the following problems: 1. the bag mouth is small, so that the sample is not convenient to put in; 2. the specimen is not constrained in the bag body, and the specimen is damaged by shaking back and forth in the dragging process, so that the probability of bacterial infection caused by tumor spreading and planting is increased; 3. the bag body filled with the specimen is inconvenient to be dragged out through a natural cavity; 4. in the process of dragging out the specimen, a large amount of gas in the abdominal cavity leaks out, the air pressure in the abdominal cavity is unstable, and the operation is difficult.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the problems that the prior specimen bag has a small bag opening and is inconvenient for putting in the specimen; the specimen is not constrained in the bag body, and the specimen is damaged by shaking back and forth in the dragging process, so that the probability of bacterial infection caused by tumor spreading and planting is increased; the bag body filled with the specimen is not convenient to be dragged out through a natural cavity; in the process of dragging out the specimen, a large amount of gas in the abdominal cavity leaks out, the air pressure in the abdominal cavity is unstable, and the operation is difficult, thereby providing a specimen bag for taking the specimen through a natural cavity channel in the operation.

The utility model discloses a following technical scheme realizes: a specimen bag for taking a specimen through a natural cavity in an operation is characterized in that a bag body of the specimen bag is of a strip-shaped double-layer bag structure with an inner layer bag and an outer layer bag, an interlayer is arranged between the inner layer bag and the outer layer bag, the bag body is divided into an internal section and an external section, an inflation inlet is arranged at the interlayer of the internal section, the inflation inlet is connected with an inflation device, the inflation device passes through the interlayer of the external section and extends out of the external section, and an inflation inlet position mark is arranged on the outer surface of the connection position of the internal section and the external section;

the free end of the inner body section is provided with a one-way locking device for sealing the inner body section, and the outer surface of the inner body section is provided with a pull rope for binding and fixing a specimen;

the free end of the external section is provided with a cover which is convenient for keeping abdominal pressure in the process of taking the specimen, and the cover is provided with a one-way valve.

Furthermore, the inflation device comprises an inflation pipeline and inflation equipment, wherein one part of the inflation pipeline is arranged in the interlayer of the external section of the body and is communicated with an inflation port of the internal section of the body; the other part of the inflation pipeline is positioned outside the external section of the body and is connected with the inflation equipment, and a one-way valve and a pressure release valve are arranged on the inflation pipeline close to the inflation equipment.

Furthermore, the one-way locking device comprises a channel, a one-way locking tie and a lock catch;

the channel is arranged at the bag opening of the inner section of the body, an opening is arranged on the channel, the unidirectional locking ribbon penetrates into the channel, the head end and the tail end of the unidirectional locking ribbon both extend out of the channel from the opening, the head end of the one-way locking ribbon is provided with a lock catch which is clamped at the opening, the surface of the tail end of the one-way locking ribbon is provided with a plurality of one-way teeth, and the one-way teeth at the tail end penetrate out from the lock catch.

Further, the bag body is made of a silica gel soft material.

The utility model discloses compare prior art's beneficial effect:

1. the bag body is of a long strip structure, so that the bag body can be conveniently put in and taken out from a cavity of a body;

2. the bag body is of a double-layer structure, the interlayer is arranged in the middle, the bag opening of the inner section of the bag body is expanded by inflating the interlayer of the inner section of the bag body, so that a specimen can be conveniently placed in the bag body, and in addition, the bag body is directly bound and sealed through the one-way locking device, so that the specimen can be conveniently protected when the bag body is taken out from a cavity; in addition, the interlayer further protects the specimen in the bag body;

3. the pull rope is arranged on the outer surface of the inner section of the bag body, after a sample is placed in the bag body and sealed, the pull rope is tensioned to radially tighten the sample bag, so that the sample placed in the bag body is restrained, the sample is prevented from shaking in the bag body to cause sample damage when the sample bag is taken out, tumor scattering and bacterial pollution in the sample taking process are prevented, the probability of bacterial infection caused by tumor cell scattering is reduced, and meanwhile, the radial size of the inner section of the small body is reduced, so that the bag body with the sample can be taken out from a cavity;

4. the tip of the external section of this application is equipped with the lid, and when avoiding getting the sample, the abdominal cavity is gaseous outside this chamber way flow direction, simultaneously, is equipped with one-way flap on the lid, and the surgical instruments of being convenient for stretches into also not gas leakage when the abdominal cavity operation from here, avoids the pressure loss of abdominal cavity, guarantees abdominal cavity atmospheric pressure, prevents to drag out the in-process at the sample, and the intra-abdominal cavity is gaseous to spill in a large number, and intra-abdominal cavity atmospheric pressure is unstable, the operation difficulty.

Drawings

FIG. 1 is a schematic view of the present invention;

fig. 2 is a schematic cross-sectional view of the present invention;

fig. 3 is a schematic structural view of the one-way locking device of the present invention;

in the figure: 1-internal segment, 11-inflation inlet

2-external section of the body

3-one-way locking device, 31-opening, 32-channel, 33-one-way locking tie, 34-lock catch, 35-one-way tooth

4-position identification of inflation inlet

5-sandwich

6-inflating device, 61-inflating pipeline, 62-inflating equipment, 63-one-way valve and 64-pressure relief valve

7-pull rope

8-one-way valve

9-preparation.

Detailed Description

The following description is given for illustrative embodiments of the invention, and other advantages and effects of the invention will be apparent to those skilled in the art from the disclosure of the present invention.

It should be understood that the structures, ratios, sizes, etc. shown in the drawings of the present application are only used for matching with the contents disclosed in the specification, so as to be known and read by those skilled in the art, and are not used for limiting the limit conditions that the present invention can be implemented, so that the present invention has no technical essential meaning, and any modification of the structures, change of the ratio relationship or adjustment of the sizes should still fall within the scope covered by the technical contents disclosed in the present invention without affecting the function and the achievable purpose of the present invention. Meanwhile, the terms such as "upper", "lower", "left", "right", "middle" and "one" used in the present specification are for convenience of description, and are not intended to limit the scope of the present invention, and changes or adjustments of the relative relationship thereof may be made without substantial technical changes, and the present invention is also regarded as the scope of the present invention.

Referring to fig. 1 to 2, the utility model provides a technical solution: a specimen bag used for taking a specimen through a natural orifice in an operation is characterized in that a bag body of the specimen bag is of a strip-shaped double-layer bag structure with an inner layer bag and an outer layer bag, an interlayer 5 is arranged between the inner layer bag and the outer layer bag, the bag body is divided into an inner section 1 and an outer section 2, an inflation inlet 11 is arranged at the interlayer of the inner section 1, the inflation inlet 11 is connected with an inflation device 6, the inflation device 6 extends out of the outer section 2 through the interlayer 5 of the outer section 2, an inflation inlet position mark 4 is arranged on the outer surface of the connection position of the inner section 1 and the outer section 2, so that the inner section 1 placed in a body can be conveniently identified, after the inner section 1 of the bag body is placed in the body, the interlayer 5 of the inner section 1 is inflated through inflation equipment, the inner section 1 in the body is opened, a bag opening is enlarged, and the end part of the inner section 1 of the specimen can be conveniently placed in the bag body;

the free end of the in-vivo section 1 is provided with a one-way locking device 3 for sealing the in-vivo section 1, the outer surface of the in-vivo section 1 is provided with a pull rope 7 for binding and fixing a specimen, and the pull rope 7 radially tightens the specimen bag, so that the specimen placed in the bag body is restrained, the specimen is prevented from shaking in the bag body to cause specimen damage when the specimen bag is taken out, and the chances of tumor dissemination and bacterial infection are reduced;

the free end of the external section 2 is provided with a cover which is convenient for keeping the abdominal pressure in the process of taking the specimen, and the cover is provided with one or more one-way valves 8, so that one or more surgical instruments can be conveniently inserted from the cover without air leakage, the pressure loss in the abdominal cavity is avoided, and the abdominal cavity air pressure is ensured.

The inflation device 6 comprises an inflation pipeline 61 and inflation equipment 62, wherein one part of the inflation pipeline 61 is arranged in the interlayer 5 of the external section 2 and is communicated with an inflation port of the internal section 1; the other part of the inflation pipeline 61 is positioned outside the external section 2 and is connected with the inflation equipment 62, and a one-way valve 63 and a pressure relief valve 64 are arranged on the inflation pipeline 61 close to the inflation equipment 62; when the inflation inlet of the internal section 1 is inflated, the one-way valve 63 is opened, and the pressure release valve 64 is closed; closing the one-way valve 63 after the inflation is completed; after the sample is put into the bag body, and the bag opening of the internal section 1 is sealed through the one-way locking device 3, the pressure release valve 64 is opened to discharge the gas in the interlayer 5, so that the bag body is in a natural state, and the bag body is convenient to be separated from the outside.

As shown in fig. 3, the one-way locking device 3 comprises a channel 32, a one-way locking tie 33 and a catch 34;

passageway 32 locates the sack department of internal section 1, be equipped with opening 31 on the passageway 32, one-way locking ribbon 33 penetrates in the passageway 32, and one-way locking ribbon 33's head end and tail end all stretch out outside passageway 32 from opening 31 department, one-way locking ribbon 33's head end is equipped with hasp 34, hasp 34 card is in opening 31 department, the surface of one-way locking ribbon 33's tail end is equipped with a plurality of one-way teeth 35, the one-way tooth 35 of tail end is worn out from hasp 34, thereby pass through the opening size of pulling one-way locking ribbon 33 in order to transfer the sack department of whole internal section 1, thereby seal the bag body that is equipped with the sample, be convenient for take out the bag body that will be equipped with the sample through natural chamber way.

The bag body is silica gel soft material, and the bag body is direct to contact with the intestinal canal, can play the effect of protection intestines mucosa, can not lead to the intestines mucosa damage at the tow in-process.

The utility model discloses an implementation:

the utility model provides a bag body is direct puts into through natural chamber way, it reaches natural chamber way limit until inflation inlet position sign (being internal section 1 arranges the body intracavity in, external section 2 arranges the outside natural chamber way in), then open check valve 63 and aerify to the intermediate layer 5 of internal section 1 through aeration equipment 62, thereby strut the sack of internal section 1, thereby make things convenient for the operation of art person to place specimens such as tumour in the bag body through the sack of internal section 1, through the lid that has one-way flap 8, stretch into the internal section with the apparatus from external section, put into the bag with the specimen, then seal the sack of internal section 1 through locking device 3, open the relief valve 64 afterwards and discharge the gas in the intermediate layer 5 of internal section 1 and make it be natural state, then pulling stay cord 7 radially tightens up the specimen bag, thereby retrain putting into the internal specimen bag, avoid when taking out the specimen bag, the specimen rocks in the internal bag and moves and causes the damage, reduce tumour planting and spreads apart, the probability of natural infection, finally can be equipped with the external bag body chamber section 2 of external pulling outside the natural chamber way and deviate from the specimen bag.

The above embodiments are merely illustrative of the principles and effects of the present invention, and are not intended to limit the present invention. Modifications and variations can be made to the above-described embodiments by those skilled in the art without departing from the spirit and scope of the present invention. Accordingly, it is intended that all equivalent modifications or changes which may be made by those skilled in the art without departing from the spirit and technical spirit of the present invention be covered by the claims of the present invention.

Claims

1. A specimen bag for taking a specimen through a natural cavity in an operation is characterized in that: the specimen bag is characterized in that a bag body of the specimen bag is of a strip-shaped double-layer bag structure with an inner layer bag and an outer layer bag, an interlayer (5) is arranged between the inner layer bag and the outer layer bag, the bag body is divided into an internal section (1) and an external section (2), an inflation inlet (11) is formed in the interlayer of the internal section (1), the inflation inlet (11) is connected with an inflation device (6), the inflation device (6) extends out of the external section (2) through the interlayer (5) of the external section (2), and an inflation inlet position mark (4) is arranged on the outer surface of the connection position of the internal section (1) and the external section (2);

the free end of the internal section (1) is provided with a one-way locking device (3) for sealing the internal section (1), and the outer surface of the internal section (1) is provided with a pull rope (7) for binding and fixing a specimen;

the free end of the external section (2) is provided with a cover which is convenient for keeping abdominal pressure in the process of taking the specimen, and the cover is provided with a one-way valve (8).

2. The specimen bag according to claim 1, wherein the specimen bag is used for taking a specimen through a natural orifice in an operation, and comprises: the inflation device (6) comprises an inflation pipeline (61) and inflation equipment (62), wherein one part of the inflation pipeline (61) is arranged in the interlayer (5) of the external section (2) and is communicated with an inflation port of the internal section (1); the other part of the inflation pipeline (61) is positioned outside the external section (2) and is connected with the inflation equipment (62), and a one-way valve (63) and a pressure relief valve (64) are arranged on the inflation pipeline (61) close to the inflation equipment (62).

3. The specimen bag according to claim 1, wherein the specimen bag is used for taking a specimen through a natural orifice in an operation, and comprises: the one-way locking device (3) comprises a channel (32), a one-way locking tie (33) and a lock catch (34);

the sack department of internal section (1) is located in passageway (32), be equipped with opening (31) on passageway (32), one-way locking ribbon (33) penetrate in passageway (32), and outside the head end and the tail end of one-way locking ribbon (33) all stretch out passageway (32) from opening (31) department, the head end of one-way locking ribbon (33) is equipped with hasp (34), hasp (34) card is in opening (31) department, the surface of the tail end of one-way locking ribbon (33) is equipped with a plurality of one-way teeth (35), wear out in one-way tooth (35) self-locking buckle hasp (34) of tail end.

4. The specimen bag according to claim 1, wherein the specimen bag is used for taking a specimen through a natural orifice in an operation, and comprises: the bag body is made of soft silica gel material.