CN215739130U

CN215739130U - Polyp collector and polyp excision operation equipment thereof

Info

Publication number: CN215739130U
Application number: CN202121979335.4U
Authority: CN
Inventors: 江晓红
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-08-23
Filing date: 2021-08-23
Publication date: 2022-02-08
Anticipated expiration: 2031-08-23

Abstract

The utility model discloses a polyp collector and polyp excision operation equipment, comprising a negative pressure collecting cavity with a closed structure, a suction pipe for leading polyp into the negative pressure collecting cavity, a suction pipe for sucking water and residue from the negative pressure collecting cavity, wherein the outlet end of the suction pipe extends into the negative pressure collecting cavity and is opposite to the cavity bottom, the outlet end of the suction pipe is higher than the liquid level of water and residue in the negative pressure collecting cavity, the inlet end of the suction pipe extends into the negative pressure collecting cavity to the cavity bottom, the inlet end of the suction pipe is covered with a filter screen for cutting the polyp in the negative pressure collecting cavity, the polyp can directly impact on the cavity bottom after being sucked into the negative pressure collecting cavity, the polyp is prevented from directly impacting and being adsorbed on the filter screen, the influence on the negative pressure is reduced, the loss of the polyp is reduced, and the filter screen is directly covered on the inlet end of the suction pipe, the whole installation work is greatly simplified, and the subsequent disassembly and the replacement of the filter screen are convenient.

Description

Polyp collector and polyp excision operation equipment thereof

Technical Field

The utility model relates to the technical field of polyp resection equipment, in particular to a polyp collector and polyp resection operation equipment thereof.

Background

In the prior art, the collection of polyps is important for determining pathological diagnosis clinically, but the collection of polyps with low cost and excellent effect is lacking at present, and considering that the polyps are usually more than 3mm in size, in the practical clinical work, the larger polyps are partially broken when passing through a suction duct, so that the recovery is difficult. The existing disposable polyp collector adopts a complex structure, the inner diameter of a filter screen is thick, small polyps are difficult to lose, and in order to ensure the suction efficiency, the filter screen is not protected at the lower section of a long suction pipeline. Due to the complex structure and difficult disassembly, the requirements of disinfection and sterilization after use can not meet the requirements of endoscope use. At present, some units do not use a collector to collect and recover the samples due to cost reasons, but use gauze to collect the samples, but the gauze also has the problem of easy damage and loss of the samples.

Patent document CN103462651A discloses a polyp collector is extirpated to gastroenteroscope, including attracting main pipe and recovery bottle, attract main pipe one end to connect the interface that the gastroenteroscope host computer attracts the pipe, the other end is connected and is retrieved the bottle, it still is connected with the vacuum suction pipe to retrieve the bottle, a serial communication port, attract main pipe connection to be provided with the branch pipe that attracts of bypass reposition of redundant personnel, the entrance point of attracting branch pipe is provided with the three-way valve, the exit end of attracting branch pipe is provided with the filter screen, but the polyp is piled up easily in vacuum suction pipe department, not only be convenient for take out the polyp from vacuum suction pipe department, influence the suction amount of wind of vacuum suction pipe department moreover.

Patent document CN2582557Y discloses a polyp collector for gastrointestinal endoscope extirpation, which is mainly used for digestive pathology department, gastrointestinal endoscope interventional therapy and gastrointestinal tract polypectomy under endoscope, and belongs to the technical field of medical instruments; the upper end and the lower end of a bottle body are respectively provided with an upper bottle cap and a lower bottle cap; a filter screen is arranged in the bottle body, holes are respectively formed in the upper bottle cap, one end of a polyp suction pipe is connected with a suction pipe interface of the endoscope main machine, the other end of the polyp suction pipe is inserted into the hole of the upper bottle cap and is inserted into the bottle body, one end of a water suction pipe is connected with the suction pipe interface of the endoscope, and the other end of the water suction pipe is inserted; the hole of the bottle cap is arranged until the middle of the filter screen in the bottle body; on one hand, the filter screen is used for receiving the attracted polyp, the polyp is easy to be directly adhered to the filter screen under the action of inertia, or the polyp easily and directly rushes through the filter screen, so that the polyp is not completely collected, and on the other hand, the water suction pipe penetrates through the filter screen, so that the whole installation work is inevitably too complex and difficult.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a polyp collector and polyp resection operation equipment thereof, which are used for solving the problems in the prior art, on one hand, the outlet end of a suction pipe extends into a negative pressure collecting cavity and is opposite to the cavity bottom of the negative pressure collecting cavity, so that polyps can directly impact the cavity bottom after being sucked into the negative pressure collecting cavity, the kinetic energy of the polyps is reduced, the direct impact and the adsorption on a filter screen are avoided, and the influence on the negative pressure and the loss of the polyps are reduced; on the other hand, the filter screen is directly coated at the inlet end of the draft tube, so that the whole installation work is greatly simplified, and the subsequent disassembly and the replacement of the filter screen are facilitated.

In order to achieve the purpose, the utility model provides the following scheme: the utility model provides a polyp collector which comprises a negative pressure collecting cavity in a closed structure, a suction pipe for introducing polyp into the negative pressure collecting cavity, and a suction pipe for sucking water and residues out of the negative pressure collecting cavity, wherein the outlet end of the suction pipe extends into the negative pressure collecting cavity and is opposite to the cavity bottom of the negative pressure collecting cavity, the outlet end of the suction pipe is higher than the liquid level of the water and the residues in the negative pressure collecting cavity, the inlet end of the suction pipe extends into the negative pressure collecting cavity to the cavity bottom, and the inlet end of the suction pipe is coated with a filter screen for retaining the polyp in the negative pressure collecting cavity.

Preferably, the part of the draft tube with the inlet end is vertically arranged in the negative pressure collecting cavity, the side wall of the part of the draft tube with the inlet end is provided with a plurality of suction ports, and each suction port is coated with the filter screen.

Preferably, the suction ports are uniformly arranged along the vertical direction.

Preferably, the filter screen is of a plastic net structure which is detachably sleeved on the draft tube.

Preferably, the upper end of the negative pressure collecting cavity is detachably and hermetically connected with a top cover, and the suction pipe and the draft pipe are fixed on the top cover.

Preferably, the top cover is provided with two jacks for detachably inserting the suction pipe and the suction pipe respectively.

Preferably, the lower end of the negative pressure collecting cavity is detachably and hermetically connected with a bottom cover, and the outlet end of the suction pipe is opposite to the bottom cover.

Preferably, the inner side wall of the bottom cover is of a sinking structure convenient for collecting water and residues at a position corresponding to the inlet end of the draft tube.

Preferably, the sunken structure is gradually reduced from the periphery to the position opposite to the inlet end of the draft tube.

The polypectomy surgical equipment comprises the polypectomy collector, the inspection mirror main machine and the suction apparatus, wherein the inspection mirror main machine is connected to the end portion, extending out of the negative pressure collection cavity, of the suction pipe, and the suction apparatus is connected to the end portion, extending out of the negative pressure collection cavity, of the suction pipe.

Compared with the prior art, the utility model has the following technical effects:

firstly, the outlet end of the suction pipe extends into the negative pressure collection cavity and is opposite to the cavity bottom of the negative pressure collection cavity, the outlet end of the suction pipe is higher than the liquid level of water and residues in the negative pressure collection cavity so as to prevent the outlet of the suction pipe from being blocked by the water and the residues and influence the suction force of the suction pipe on polyps, the outlet end of the suction pipe extends into the negative pressure collection cavity and is opposite to the cavity bottom of the negative pressure collection cavity, the polyps can directly impact on the cavity bottom after being sucked into the negative pressure collection cavity, the kinetic energy of the polyps is reduced, the polyps are prevented from being directly impacted and adsorbed on the filter screen, after the polyps leave the suction pipe, the air continuously sucked by the suction pipe compensates for the negative pressure generated at the suction pipe to a certain extent, the polyps can be adsorbed on the filter screen and can be fully reduced, the influence on the negative pressure and the loss of the polyps are reduced, the inlet end of the suction pipe extends into the negative pressure collection cavity to the cavity bottom, the inlet end of the suction pipe is coated with the filter screen for retaining the polyps in the negative pressure collection cavity, the filter screen is directly coated at the inlet end of the draft tube, so that the filter screen is prevented from being arranged on the inner wall of the bottle body in the prior art, the water draft tube is required to be arranged on the filter screen in a penetrating way, and the filter screen is directly arranged on the draft tube in the utility model, so that the whole installation work is greatly simplified, and the subsequent disassembly and the replacement of the filter screen are convenient.

The second, the intracavity is collected at the negative pressure to the part that the draft tube has the entry end along vertical setting, and the lateral wall that the draft tube has the part of entry end has seted up a plurality of sunction inlet, and all the cladding has the filter screen on each sunction inlet, set up the sunction inlet through the lateral wall with entry tip portion, increase the cross-section to the suction runner of water and residue, improved the suction efficiency to water and residue, avoided the tip opening suction that relies on the draft tube alone, but its suction efficiency to water and residue that influences near the chamber bottom.

Thirdly, the filter screen is of a plastic net structure which is detachably sleeved on the draft tube, on one hand, the cost of the plastic filter screen jacket is low, and the plastic filter screen jacket can be directly discarded after being repeatedly used for many times; on the other hand, the plastic filter screen can be smaller and more precise than the metal filter screen in mesh aperture, and further prevents the polyp from passing through the filter screen easily, which causes incomplete collection of the polyp.

Fourthly, the upper end of the negative pressure collecting cavity can be detached and is hermetically connected with a top cover, the suction pipe and the suction pipe are fixed on the top cover, after the negative pressure suction polyp is finished, the top cover is directly detached from the negative pressure collecting cavity, the suction pipe and the suction pipe can be separated from the negative pressure collecting cavity along with the top cover, and then the filter screen is convenient to replace, or all the structures after being used are detached and cleaned and then are placed into a disinfection machine for later use.

Fifthly, the position department of the inner side wall of the bottom cover corresponding to the inlet end of the suction pipe is of a sinking type structure convenient for collecting water and residues, after the suction pipe drives polyps, water and residues into the negative pressure collecting cavity, water flow and residues flow towards the sinking type structure more easily, and then collect in the sinking type structure, and the suction pipe convenient for quickly sucking out the water flow and the residues.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without inventive exercise.

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

FIG. 2 is a schematic view of a draft tube configuration of the present invention;

wherein, 1-suction pipe, 2-top cover, 3-negative pressure collection cavity, 4-suction pipe, 5-filter screen, 6-suction inlet.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In order to make the aforementioned objects, features and advantages of the present invention comprehensible, embodiments accompanied with figures are described in further detail below.

As shown in fig. 1 to 2, the present invention provides a polyp collector, which comprises a negative pressure collecting cavity 3 with a closed structure, a suction pipe 1 for introducing polyps into the negative pressure collecting cavity 3, and a suction pipe 4 for sucking water and residues from the negative pressure collecting cavity 3, wherein the negative pressure collecting cavity 3 can be a medical plastic bottle or a glass bottle, etc., an outlet end of the suction pipe 1 extends into the negative pressure collecting cavity 3 and faces the bottom of the cavity, and an outlet end of the suction pipe 1 is higher than the liquid level of water and residues in the negative pressure collecting cavity 3, so as to avoid the outlet of the suction pipe 1 being blocked by water and residues, influence the suction force of the suction pipe 1 on the polyps, the polyps can extend into the negative pressure collecting cavity 3 and face the bottom of the cavity through the outlet end of the suction pipe 1, so that the polyps can directly impact on the bottom of the cavity after being sucked into the negative pressure collecting cavity 3, reduce the kinetic energy thereof, and avoid the polyps sucked into the negative pressure collecting cavity 3 in the prior art from directly impacting and being adsorbed on a filter screen 5, in the utility model, after polyp leaves the suction pipe 1, the air continuously sucked by the suction pipe 1 compensates the negative pressure generated at the suction pipe 4 to a certain extent, thereby fully reducing the polyp adsorbed on the filter screen 5, reducing the influence on the negative pressure and reducing the loss of the polyp, the inlet end of the suction pipe 4 extends into the negative pressure collection cavity 3 to the cavity bottom, namely the pipe orifice of the suction pipe 4 is close to the cavity bottom, so as to fully suck water and residues in the negative pressure collection cavity 3 away, avoid the influence on the subsequent collection of the polyp caused by the retention in the negative pressure collection cavity 3, the inlet end of the suction pipe 4 is coated with the filter screen 5 for retaining the polyp in the negative pressure collection cavity 3, the filter screen 5 is directly coated on the inlet end of the suction pipe 4, the filter screen 5 is prevented from being arranged on the inner wall of a bottle body in the prior art, the water suction pipe 4 is required to be arranged on the filter screen 5 in a penetrating way, the filter screen 5 is directly arranged on the suction pipe 4 in the utility model, the whole installation work is greatly simplified, and the subsequent disassembly and the replacement of the filter screen 5 are convenient. In the specific operation process of the utility model, although the specimen is possibly damaged in the suction process, the filter screen 5 is sleeved outside the suction pipe 4, so that polyp can be blocked in the negative pressure collection cavity 3 when the specimen is collected, the polyp is ensured not to be lost, when the polyp is collected, the polyp is sucked into the closed negative pressure collection cavity 3 through the suction pipe 1 by utilizing the principle of negative pressure suction, residues and water are sucked through the suction pipe 4 with the filter screen 5, and the polyp required to be reserved can be completely collected.

For the improvement to the suction efficiency of inhaling into the water and the residue in the negative pressure collection chamber 3, the partial vertical setting in the negative pressure collection chamber 3 of edge that draft tube 4 has the entry end, and a plurality of sunction inlet 6 has been seted up to the lateral wall of the part that draft tube 4 has the entry end, and all the cladding has filter screen 5 on each sunction inlet 6, sunction inlet 6 is seted up through the lateral wall with entry end part, increase the cross-section to the suction runner of water and residue, the suction efficiency to water and residue has been improved, the tip opening suction of independent dependence draft tube 4 has been avoided, but its suction efficiency to water and residue that is close to the bottom of the chamber influence.

As a preferred embodiment of the present invention, the suction ports 6 are uniformly arranged in the vertical direction to simultaneously suck water flows and residues at different heights, so as to avoid that the suction ports 6 are stacked and arranged at a position close to the cavity bottom, which is easy to cause residue stacking and then block the suction ports 6. Furthermore, the suction ports 6 are preferably arranged in the vertical direction, and the specific suction pipe 4 has a pipe section with a pipe opening supporting a straight pipe-shaped structure and is inserted into the negative pressure collecting cavity 3 in the vertical direction, so that the suction efficiency of water and residues is further ensured.

Furthermore, the filter screen 5 is of a plastic net structure which is detachably sleeved on the draft tube 4, on one hand, the cost of the plastic filter screen jacket is low, and the plastic filter screen jacket can be directly discarded after being repeatedly used for many times; on the other hand, most of existing polyp collectors are metal filter screens, the pore diameters of filter screens are large, and compared with metal filter screens, plastic filter screens can be smaller and more precise in pore diameter, and are relatively dense, so that the phenomenon that small polyps easily penetrate through the filter screen 5 to cause incomplete polyp collection is further avoided. In addition, the metal filter screen in the prior art is nested in the collecting bottle instead of being sleeved outside the long suction pipeline, the utility model adopts a plastic net structure, has better flexibility, is easier to be directly sleeved on the suction pipe 4, and does not need to perforate the plastic net structure so as to facilitate the penetration of the suction pipe 4, thereby greatly simplifying the manufacture and the use of the whole structure.

As preferred, the mounting means of filter screen 5 can be divided into a plurality of, one of them is for tying up plastics network structure on draft tube 4 through medical cotton rope, another one is for simplifying the installation work to filter screen 5, make into the standard component with filter screen 5, its annular bulge and the annular groove that is used for setting up the cooperation joint between the opening part of bell and spigot joint draft tube 4 and the pipe wall of draft tube 4, when using or dismantling, can directly install or separate annular bulge from the annular groove, simplified mounting structure and work to filter screen 5.

Furthermore, the upper end of the negative pressure collecting cavity 3 is detachably and hermetically connected with a top cover 2, the suction pipe 1 and the suction pipe 4 are both fixed on the top cover 2, after the negative pressure suction of polyp is finished, the top cover 2 is directly detached from the negative pressure collecting cavity 3, the suction pipe 1 and the suction pipe 4 can be separated from the negative pressure collecting cavity 3 along with the top cover 2, and due to the simple degree of detachment, after the used collector is detached and cleaned, the filter screen 5, the suction pipe 1, the suction pipe 4 and the like can be thoroughly sterilized and disinfected, so that the aseptic requirement of the endoscope is met, the cost of the plastic filter screen 5 is low, and the plastic filter screen 5 can be directly discarded after being repeatedly used for many times; the problems that the polyp collector cannot be used repeatedly and is high in cost in clinic are solved, and the economic burden of a patient is relieved.

Moreover, two jacks which are respectively used for the suction pipe 1 and the draft pipe 4 to be detachably connected are arranged on the top cover 2, so that the suction pipe 1 and the draft pipe 4 can be conveniently detachably arranged on the top cover 2, on one hand, the structures can be completely detached to be sterilized without dead angles, on the other hand, the structures which need to be replaced are convenient to replace, the repeated use of most structures is ensured as far as possible, and the use cost is reduced.

Further, the lower extreme in chamber 3 is collected to the negative pressure can be dismantled and sealing connection has the bottom, and the exit end of inhaling pipe 1 is just to the bottom to through setting up the bottom, so that with polyp gathering back on the bottom, dismantle the bottom get off convenient collection to the polyp, dismantle the bottom in addition and get off and clear up 3 insides in chamber to the negative pressure more easily.

Wherein, the position department that the inside wall of bottom corresponds 4 entry ends of draft tube is the formula structure that sinks of being convenient for collect water and residue, and after suction tube 1 drew into negative pressure collection chamber 3 with polyp, water and residue, rivers and residue flow towards formula structure department that sinks more easily, and then collect in formula structure that sinks, the quick suction of rivers and residue of draft tube 4 of being convenient for. Preferably, the sunken structure is gradually lowered from the periphery to the position opposite to the inlet end of the draft tube 4, so that the rapid inflow of water flow and residues into the sunken structure is facilitated.

Further, still provide a polyp excision surgical equipment, including polyp collector, inspection mirror host computer and aspirator, the tip that chamber 3 was collected to the negative pressure is stretched out at suction tube 1 to the inspection mirror host computer connection, and the aspirator is connected at the tip that chamber 3 is collected to the negative pressure that draft tube 4 stretches out, aligns the polyp through the inspection mirror host computer, utilizes the aspirator to absorb the polyp, and then collects the polyp in chamber 3 is collected to the negative pressure.

The adaptation according to the actual needs is within the scope of the utility model.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

The principle and the implementation mode of the utility model are explained by applying a specific example, and the description of the embodiment is only used for helping to understand the method and the core idea of the utility model; meanwhile, for a person skilled in the art, according to the idea of the present invention, the specific embodiments and the application range may be changed. In view of the above, the present disclosure should not be construed as limiting the utility model.

Claims

1. A polyp collector is characterized by comprising a negative pressure collecting cavity, a suction pipe and a suction pipe, wherein the negative pressure collecting cavity is of a closed structure, the suction pipe is used for introducing polyp into the negative pressure collecting cavity, the suction pipe is used for sucking water and residues out of the negative pressure collecting cavity, the outlet end of the suction pipe extends into the negative pressure collecting cavity and is opposite to the cavity bottom of the negative pressure collecting cavity, the outlet end of the suction pipe is higher than the liquid level of the water and the residues in the negative pressure collecting cavity, the inlet end of the suction pipe extends into the negative pressure collecting cavity to the cavity bottom, and the inlet end of the suction pipe is coated with a filter screen used for retaining the polyp in the negative pressure collecting cavity.

2. The polyp collector of claim 1, wherein a portion of the suction pipe having the inlet end is vertically disposed in the negative pressure collecting chamber, and a plurality of suction ports are opened at a side wall of the portion of the suction pipe having the inlet end, and each of the suction ports is covered with the filter net.

3. The polyp collector as claimed in claim 2, wherein each of said suction ports is uniformly arranged in a vertical direction.

4. The polyp collector of any one of claims 1 to 3, wherein said filter mesh is a plastic mesh detachably fitted over said draft tube.

5. The polyp collector as claimed in claim 4 wherein said negative pressure collection chamber has a top cover removably and sealingly attached to an upper end thereof, said suction tube and said suction tube being secured to said top cover.

6. The polyp collector as claimed in claim 5 wherein said top cover is formed with two insertion holes for detachably inserting said suction pipe and said suction pipe, respectively.

7. The polyp collector of claim 5 wherein a bottom cover is removably and sealingly attached to a lower end of said negative pressure collection chamber, an outlet end of said suction tube facing said bottom cover.

8. The polyp collector of claim 7 wherein the inner sidewall of said bottom cover is of a sunken configuration for facilitating collection of water and debris at a location corresponding to the inlet end of said draft tube.

9. The polyp collector as claimed in claim 8 wherein said sunken structure is tapered from all around to a position directly opposite the inlet end of said draft tube.

10. A polypectomy surgical apparatus employing the polyp collector as claimed in any one of claims 1 to 7, comprising said polyp collector, a scope main body connected to an end of said suction tube extending out of said negative pressure collecting chamber, and an aspirator connected to an end of said suction tube extending out of said negative pressure collecting chamber.