CN-224220175-U - Manual negative pressure sample suction collector

CN224220175UCN 224220175 UCN224220175 UCN 224220175UCN-224220175-U

Abstract

The utility model provides a manual negative pressure specimen suction collector, which belongs to the technical field of medical instruments and comprises a shell, a rotary table, a filter screen disc, a handle, a rotating piece and a filter screen disc, wherein a drainage channel and a first notch are formed in the shell, the rotary table is positioned in the shell, a first through part and a second through part are formed in the rotary table, the first through part and the second through part are alternately corresponding to the drainage channel and the first notch through rotation of the rotary table, one end of the handle is positioned outside the shell, the other end of the handle extends into the shell and is in rotary connection with the shell, a first transmission part is arranged in the shell, one end of the rotating piece is connected with the rotary table, a second transmission part matched with the first transmission part is arranged at the other end of the rotating piece, and the filter screen disc is detachably arranged in the second through part. The utility model can conveniently collect the pathological specimens, and can timely take the collected pathological specimens off the collector and properly store the collected pathological specimens, thereby avoiding the confusion problem generated when a plurality of pathological specimens are synchronously collected and improving the reliability of collecting the pathological specimens.

Inventors

JIANG JUN
ZHU TINGTING
XU LIANG
CUI HONGYAO
WANG WEIHONG
WANG WEIXING
WANG XUDONG

Assignees

宁波市海曙区人民医院
宁波东顺医疗科技有限公司

Dates

Publication Date: 20260512
Application Date: 20250208

Claims (10)

1. A manual negative pressure specimen suction collector, comprising: The body fluid drainage device comprises a shell, wherein an installation cavity is formed in the shell, a first interface and a second interface which are communicated with the installation cavity are formed in the shell, the first interface is connected with a body fluid feeding pipe, the second interface is connected with a body fluid discharging pipe, a body fluid drainage channel is formed through the body fluid feeding pipe and the body fluid discharging pipe, and a first notch is formed in the same side of the shell as the first interface; the rotary table is positioned in the mounting cavity, and a first penetrating part and a second penetrating part are arranged on the rotary table, and the axial direction of the first penetrating part and the axial direction of the second penetrating part are consistent with the axial direction of the rotary table, wherein the first penetrating part and the second penetrating part are alternately corresponding to the positions of the drainage channel and the first notch through the rotation of the rotary table; One end of the handle is positioned outside the shell, the other end of the handle extends into the mounting cavity and is rotationally connected with one side of the shell, which is provided with the second interface, and one end of the handle, which is rotationally connected with the shell, is provided with a first transmission part; The rotating piece is positioned in the mounting cavity, one end of the rotating piece is connected with the turntable, the other end of the rotating piece is connected with one side of the shell, which is provided with the second interface, and a second transmission part matched with the first transmission part is arranged on the rotating piece, wherein one end of the rotating handle positioned outside the shell is matched with the second transmission part through the first transmission part, so that the turntable is driven to rotate; The filter screen disc is detachably arranged in the second penetrating part and used for bearing pathological specimens.
2. The manual negative pressure specimen suction collector according to claim 1, wherein the side of the housing is provided with a second notch for the handle to reciprocate, limit positions of the handle are formed at both sides of the second notch when the handle rotates, the limit positions are a first limit position and a second limit position, a space between the first limit position and the second limit position is a rotation space of the handle, when the side of the handle contacts the first limit position, the first through-hole part corresponds to the position of the drainage channel, the second through-hole part corresponds to the position of the first notch one by one, when the side of the handle contacts the second limit position, the second through-hole part corresponds to the position of the drainage channel, or a limit concave part is formed on the turntable, and a limit convex part is formed on the housing, wherein the rotation angle of the handle is controlled by concave-convex cooperation between the limit concave part and the limit convex part.
3. The manual negative pressure specimen suction collector of claim 1, wherein the first transmission portion and the second transmission portion are engaged and transmitted, the first transmission portion is engaged teeth arranged on a lateral end surface of the handle, and the second transmission portion is a gear.
4. The manual negative pressure specimen suction collector of claim 1, wherein a guide slope is provided on a sidewall of the second penetration such that a gap is formed between an edge of the filter screen disk and the sidewall of the second penetration.
5. The manual negative pressure specimen suction collector according to claim 1, wherein a sealing structure is installed in the housing, the sealing structure comprises a first sealing member and a second sealing member, the first sealing member is located between the turntable and one side of the housing where the first interface is located, the second sealing member is located between the turntable and one side of the housing where the second interface is located, a first through groove is formed in the first sealing member, and a second through groove is formed in the second sealing member.
6. The manual negative pressure specimen suction collector of claim 5, wherein a positioning concave cavity is formed in one side of the shell where the first connector is located, the first sealing element is embedded in the positioning concave cavity, one side of the first sealing element is arranged in an arc shape, the other side of the first sealing element is arranged in a fold line shape, and two adjacent straight lines are in arc transition.
7. The manual negative pressure specimen suction collector according to claim 5, wherein the second sealing member is provided with a positioning concave portion, and a positioning convex portion is provided on the same side of the housing as the second interface, wherein the positioning concave portion and the positioning convex portion are in concave-convex fit.
8. The manual negative pressure specimen suction collector according to any one of claims 1 to 7, wherein a carrier is further provided in the second penetrating portion, one end of the carrier is used for mounting the filter screen disc, a concave gradient groove is provided in the second sealing member, the groove depth of the gradient groove is gradually changed, when the first penetrating portion is communicated with the drainage channel, one end of the carrier on which the filter screen disc is loaded corresponds to a position at the deepest groove depth in the gradient groove, and the other end of the carrier is located outside the second penetrating portion, so that the whole carrier is in a wane state.
9. The manual negative pressure specimen suction collector according to claim 8, wherein a guide groove is provided on each of both sides of the second penetration portion, and a lug is provided on the carrier member to be engaged with the guide groove, wherein the lug is rotatable in the guide groove.
10. A manual negative pressure specimen suction collector according to claim 8, wherein a weight member is provided at one end of the carrier member for loading the filter tray.

Description

Manual negative pressure sample suction collector Technical Field The utility model belongs to the technical field of medical appliances, and relates to a collector, in particular to a manual negative pressure specimen suction collector. Background When medical staff adsorbs polyps in a patient by utilizing the negative pressure suction bottle, the suction tube of the suction bottle is directly communicated with the bottle body. Under the action of negative pressure, sample tissues such as polyps and the like can directly enter the bottle body through the suction tube. However, when it is necessary to examine polyp tissue, it is difficult to collect the aspirated polyp tissue from the bottle. Patent application (CN 202122824924.1) discloses a polyp collector, including the cup, rotatable lid closes in the bowl cover of cup, the bowl cover is equipped with polyp sunction inlet and straw, the one end of straw inserts cup inboard bottom from the bowl cover center, the other end of straw is used for connecting negative pressure suction equipment, filter thing chamber top in the cup is equipped with four and is annular distributed's collection check, the open mouth is established in the collection check in order to form polyp holding chamber, the collection check bottom is equipped with the mesh, during the rotation, the bowl cover passes through the protruding mechanism of recess and produces the pause and stop prompt with the collection check, the polyp sunction inlet extends towards one side of keeping away from the cup and is used for connecting the endoscope suction inlet, polyp sunction inlet optionally communicates with the polyp holding chamber of one of them collection check. According to the polyp collector, polyp specimens are collected in the polyp accommodating cavity of the collecting grid for temporary storage, the collected polyp specimens can be taken out at one time only after the operation is finished, and therefore two defects exist, namely, confusion is easily caused when a plurality of polyp specimens are taken out at one time, so that medical staff cannot know which polyp specimens belong to which pathological part, and secondly, the polyp specimens collected in advance cannot be stored properly in time, the risks of specimen inactivation possibly exist, and the reliability of follow-up experimental data is affected. Disclosure of utility model The utility model aims at solving the problems in the prior art, and provides a manual negative pressure specimen suction collector which can avoid confusion of pathological specimens and can save the collected pathological specimens timely and properly so as to improve the reliability of follow-up experimental data. The utility model can be realized by the following technical proposal that the manual negative pressure specimen suction collector comprises: The body fluid drainage device comprises a shell, wherein an installation cavity is formed in the shell, a first interface and a second interface which are communicated with the installation cavity are formed in the shell, the first interface is connected with a body fluid feeding pipe, the second interface is connected with a body fluid discharging pipe, a body fluid drainage channel is formed through the body fluid feeding pipe and the body fluid discharging pipe, and a first notch is formed in the same side of the shell as the first interface; the rotary table is positioned in the mounting cavity, and a first penetrating part and a second penetrating part are arranged on the rotary table, and the axial direction of the first penetrating part and the axial direction of the second penetrating part are consistent with the axial direction of the rotary table, wherein the first penetrating part and the second penetrating part are alternately corresponding to the positions of the drainage channel and the first notch through the rotation of the rotary table; One end of the handle is positioned outside the shell, the other end of the handle extends into the mounting cavity and is rotationally connected with one side of the shell, which is provided with the second interface, and one end of the handle, which is rotationally connected with the shell, is provided with a first transmission part; The rotating piece is positioned in the mounting cavity, one end of the rotating piece is connected with the turntable, the other end of the rotating piece is connected with one side of the shell, which is provided with the second interface, and a second transmission part matched with the first transmission part is arranged on the rotating piece, wherein one end of the rotating handle positioned outside the shell is matched with the second transmission part through the first transmission part, so that the turntable is driven to rotate; The filter screen disc is detachably arranged in the second penetrating part and used for bearing pathological specimens. In the manual negative-pressure specimen suction collector, t