CN215349137U

CN215349137U - But cell brush of manual control off front end

Info

Publication number: CN215349137U
Application number: CN202121717653.3U
Authority: CN
Inventors: 刘元顺
Original assignee: Zhejiang Cancer Hospital
Current assignee: Zhejiang Cancer Hospital
Priority date: 2021-07-27
Filing date: 2021-07-27
Publication date: 2021-12-31
Anticipated expiration: 2031-07-27

Abstract

The utility model discloses a cytobrush capable of manually controlling the front end to be disconnected, which comprises a limiting rod, a sleeve and a pull ring, wherein the pull ring is fixedly arranged at the end head of the limiting rod, the sleeve is sleeved on the outer side wall of the limiting rod, a steel wire rope is connected with a brush head through a T-shaped connecting block, the clamping part of the T-shaped connecting block and the brush head can be limited through a clamping component, after sampling is finished, the limiting component is only required to be separated from the constraint of the brush head, so that the brush head can be separated from a T-shaped connector, the operation of shearing the brush head by using pincers or medical scissors and the like is avoided, the operation is avoided, the possibility of cross contamination of samples can be effectively avoided, the length of the brush head extending out of a sheath tube can be limited through a limiting rubber ring and an annular clamping groove, and the aim of reminding is further achieved. Effectively avoids the phenomenon of cross infection and has practicability.

Description

But cell brush of manual control off front end

Technical Field

The utility model relates to the technical field of medical treatment, in particular to a cytobrush capable of manually controlling the front end to be disconnected.

Background

In clinic, a patient with lung infection often needs to be brushed under a bronchoscope, then the cell brush is put in a specific cell preservation solution and swung, the front end of the cell brush is cut off by a vice or medical scissors, and the cell brush is put in the solution and sent to a pathology department for detection. However, the disinfection procedures of the pincer pliers or the medical scissors are complicated, the disposable aseptic pincer pliers or the medical scissors are used, the cost is high, and the cell brush cutting operation needs to be well matched with doctors and nurses. If the pincer pliers or the medical scissors are repeatedly used and the possibility of causing the cross contamination of the sample exists, a cell brush which can manually control the breaking front end is particularly proposed.

SUMMERY OF THE UTILITY MODEL

The present invention is directed to a cytobrush with a manually controllable detachment tip to solve the above-mentioned problems of the prior art.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a but cell brush of disconnected front end is kept away from to manual control, includes gag lever post, sleeve pipe and pull ring, pull ring fixed mounting is in the end of gag lever post, the sleeve pipe cup joints on the lateral wall of gag lever post, the lateral wall fixed mounting of gag lever post has the stopper, stopper slidable mounting is in the sleeve pipe, sheathed tube lateral wall fixed mounting has the handle, the lateral wall fixed mounting of stopper has wire rope, wire rope runs through the sleeve pipe and extends to the outside, sheathed tube left end spiro union has the screwed pipe, the left end fixed mounting of screwed pipe has the protecting tube, wire rope is located the protecting tube, wire rope's end fixed mounting has T shape connecting block, the joint has the brush head on the T shape connecting block, the lateral wall slidable mounting of T shape connecting block has the joint subassembly.

Preferably, the through-hole has been seted up to the lateral wall of T shape connecting block, the bar opening has been seted up to the left end of T shape connecting block, and bar opening and through-hole intercommunication, the end fixed mounting of brush head has the inserted block of pegging graft in the bar opening, the lateral wall fixed mounting of inserted block have with through-hole assorted ball piece.

Preferably, the joint subassembly includes T shape sleeve pipe and spacing ring, T shape sleeve pipe cup joints on the lateral wall of T shape connecting block, the lateral wall of T shape connecting block has cup jointed the spring, and spring fixed mounting is between the extension end of T shape sleeve pipe inside wall left end and T shape connecting block, spacing ring fixed mounting is in the left end head of protecting pipe.

Preferably, the inner diameter of the left end of the T-shaped sleeve is matched with the outer diameter of the brush head.

Preferably, the inner side wall of the sleeve is fixedly provided with a limiting rubber ring, and the outer side wall of the limiting rod is provided with an annular clamping groove matched with the limiting rubber ring.

Compared with the prior art, the utility model has the beneficial effects that: a cell brush capable of manually controlling the front end to be disconnected is characterized in that a steel wire rope and a brush head are connected through a T-shaped connecting block, the T-shaped connecting block and the clamping position of the brush head can be limited through a set clamping component, the limiting component is only required to be separated from the constraint of the brush head after sampling is finished, the brush head can be separated from a T-shaped connector, the operation of cutting the brush head by using vice or medical scissors and the like is avoided, the operation is complicated, the possibility of cross contamination of a sample can be effectively avoided, the length of the brush head extending out of a protective sleeve can be limited through a limiting rubber ring and an annular clamping groove, and the purpose of reminding is further achieved.

Drawings

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

FIG. 2 is a partial cross-sectional view of the present invention;

FIG. 3 is a cross-sectional view of the clip assembly of the present invention.

In the figure: 1-limiting rod, 2-sleeve, 3-pull ring, 4-limiting block, 5-annular clamping groove, 6-handle, 7-steel wire rope, 8-threaded pipe, 9-protective sleeve, 10-T-shaped connecting block, 11-brush head, 12-through hole, 13-strip-shaped opening, 14-inserting block, 15-ball block, 16-T-shaped sleeve, 17-limiting ring, 18-spring and 19-limiting rubber ring.

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.

Referring to fig. 1-3, the present invention provides a technical solution: a cell brush capable of manually controlling the separation front end comprises a limiting rod 1, a sleeve 2 and a pull ring 3, wherein the pull ring 3 is fixedly installed at the end of the limiting rod 1, the sleeve 2 is sleeved on the outer side wall of the limiting rod 1, a limiting block 4 is fixedly installed on the outer side wall of the limiting rod 1, the limiting block 4 is slidably installed in the sleeve 2, a handle 6 is fixedly installed on the outer side wall of the sleeve 2, a steel wire rope 7 is fixedly installed on the outer side wall of the limiting block 4, the steel wire rope 7 penetrates through the sleeve 2 and extends to the outside, a threaded pipe 8 is screwed at the left end of the sleeve 2, a protective sleeve 9 is fixedly installed at the left end of the threaded pipe 8, the steel wire rope 7 is located in the protective sleeve 9, a T-shaped connecting block 10 is fixedly installed at the end of the steel wire rope 7, a brush head 11 is clamped on the T-shaped connecting block 10, and a clamping assembly is slidably installed at the outer side wall of the T-shaped connecting block 10, the inner diameter of the right end head of the sleeve 2 is the same as the outer diameter of the limiting rod 1, when the limiting rod 1 moves in the sleeve 2, the limiting block 4 slides in the sleeve 2, the sliding displacement of the sleeve 2 can be limited through the limiting block 4, the T-shaped connecting block 10 connects the brush head 11 with the steel wire rope 7, the joint of the T-shaped connecting block 10 and the brush head 11 is limited through the clamping component, the brush head 11 is prevented from deviating, in the process of pushing the pull ring 3, the limiting rod 1 slides in the sleeve 2 to drive the steel wire rope 7 to slide in the protective sleeve 9, so that the brush head 11 positioned in the protective sleeve 9 slides out from the left end head of the protective sleeve 9, after sampling is finished, the pull ring 3 is only required to be pushed to push the brush head 11 after sampling out from the protective sleeve 9, then the pull ring 3 is continuously pushed, the clamping component is clamped with the left end head of the protective sleeve 9, and the clamping component is separated from the joint of the T-shaped connecting block 10 and the brush head 11, then the brush head 11 is separated from the T-shaped connecting block 10, so that the brush head 11 is convenient to disassemble, the use convenience is improved, the operation of cutting the brush head 11 through a vice or medical scissors and the like is not needed, the use of resources is reduced, the operation steps are reduced, and the working efficiency is improved.

Particularly, through-hole 12 has been seted up to the lateral wall of T shape connecting block 10, bar opening 13 has been seted up to the left end of T shape connecting block 10, and bar opening 13 and through-hole 12 intercommunication, the end fixed mounting of brush head 11 has the inserted block 14 of pegging graft in bar opening 13, the lateral wall fixed mounting of inserted block 14 has ball 15 with through-hole 12 assorted, when brush head 11 carries out the operation of joint with T shape connecting block 10, at first place the ball 15 on the brush head 11 in the through-hole 12, make inserted block 14 insert bar opening 13 in, carry on spacingly through ball 15 to the lateral shifting of brush head 11, make the horizontal axis of brush head 11 and T shape connecting block 10 be in same straight line through the joint subassembly.

Specifically, the clamping assembly comprises a T-shaped sleeve 16 and a limiting ring 17, the T-shaped sleeve 16 is sleeved on the outer side wall of the T-shaped connecting block 10, a spring 18 is sleeved on the outer side wall of the T-shaped connecting block 10, the spring 18 is fixedly installed between the left end of the inner side wall of the T-shaped sleeve 16 and the extending end of the T-shaped connecting block 10, the limiting ring 17 is fixedly installed at the left end head of the protecting sleeve 9, the inner diameter of the left end of the T-shaped sleeve 16 is matched with the outer diameter of the brush head 11, when the clamping assembly limits the T-shaped connecting block 10 and the brush head 11, the left end of the T-shaped sleeve 16 is sleeved on the outer side wall of the brush head 11, so that the ball block 15 is located in the through hole 12, the insert block 14 is located in the strip-shaped opening 13, the position of the brush head 11 is limited, the brush head 11 is prevented from being separated from the T-shaped connecting block 10, and the T-shaped connecting block 10 can be separated from or connected with the brush head 11 through the limiting ring 17, the steel wire rope 7 drives the T-shaped connecting block 10 and the clamping component to move towards the left end, the limiting ring 17 limits the extending end position of the T-shaped sleeve 16, the spring 18 contracts, the left end of the T-shaped sleeve 16 is separated from the brush head 11, the inserting block 14 and the ball block 15 are exposed, and then the brush head 11 is separated from the T-shaped connecting block 10.

The right end of the T-shaped sleeve 16 is in a closed-up shape, and the T-shaped connecting block 10 is located in the T-shaped sleeve 16 and limits the position of the T-shaped connecting block 10.

Particularly, sleeve pipe 2's inside wall fixed mounting has spacing rubber ring 19, gag lever post 1's lateral wall seted up with 19 assorted ring groove 5 of spacing rubber ring, in order to avoid brushing the length overlength that head 11 stretches out protecting tube 9, avoid triggering the joint subassembly, play the effect of reminding, when carrying out T shape connecting block 10 and the separation operation of brushing head 11, sleeve pipe 2 carries spacing rubber ring 19 and slides the right-hand member of ring groove 5 on gag lever post 1.

The working principle is as follows: when the utility model is used, firstly, the brush head 11 is connected with the T-shaped connecting block 10, the pull ring 3 is pushed, the pull ring 3 drives the limiting rod 1 to move towards the sleeve 2, the limiting block 4 slides in the sleeve 2, the limiting rod 1 drives the steel wire rope 7 to move towards the outer side in the protecting sleeve 9, when the limiting rubber ring 19 is clamped in the annular clamping groove 5, the pull ring 3 is continuously pushed, the extending end of the T-shaped sleeve 16 is clamped with the limiting ring 17 on the left end head of the protecting sleeve 9, the spring 18 contracts to expose the T-shaped connecting block 10, then the ball block 15 on the brush head 11 is placed in the through hole 12 to insert the inserting block 14 into the strip-shaped opening 13, then the force pushing the pull ring 3 is released, the T-shaped connecting block 10 drives the brush head 11 to enter the T-shaped sleeve 15 due to the elastic action of the spring 18, the position of the brush head 11 is limited through the T-shaped sleeve 16, and the connection of the T-shaped connecting block 10 and the brush head 11 is completed, after taking a sample, promote pull ring 3, make pull ring 3 drive gag lever post 1 and remove to sleeve pipe 2, stopper 4 slides in sleeve pipe 2, gag lever post 4 drives wire rope 7 and removes to the outside in protecting tube 9, when spacing rubber ring 19 card is in ring groove 5, continue to promote pull ring 3, make the extension end of T shape sleeve pipe 16 and the spacing ring 17 joint on the protecting tube 9 left end, the spring 18 shrink, make T shape connecting block 10 show with the junction of brushing first 11, then will brush first 11 on inserted block 14 break away from bar opening 13, ball 15 breaks away from through-hole 12, and then accomplish the breaking away from of brushing first 11 and T shape connecting block 10, and then accomplish the dismantlement of brushing first 11.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a but cell brush of manual control disconnection front end which characterized in that: including gag lever post (1), sleeve pipe (2) and pull ring (3), pull ring (3) fixed mounting is in the end of gag lever post (1), sleeve pipe (2) cup joint on the lateral wall of gag lever post (1), the lateral wall fixed mounting of gag lever post (1) has stopper (4), stopper (4) slidable mounting is in sleeve pipe (2), the lateral wall fixed mounting of sleeve pipe (2) has handle (6), the lateral wall fixed mounting of stopper (4) has wire rope (7), wire rope (7) run through sleeve pipe (2) and extend to the outside, the left end spiro union of sleeve pipe (2) has screwed pipe (8), the left end fixed mounting of screwed pipe (8) has protecting casing (9), wire rope (7) are located protecting casing (9), the end fixed mounting of wire rope (7) has T shape connecting block (10), the upper joint of the T-shaped connecting block (10) is provided with a brush head (11), and the outer side wall of the T-shaped connecting block (10) is slidably provided with a joint component.

2. A manually controllable break-away front end cytobrush as claimed in claim 1 wherein: through-hole (12) have been seted up to the lateral wall of T shape connecting block (10), bar opening (13) have been seted up to the left end of T shape connecting block (10), and bar opening (13) and through-hole (12) intercommunication, the end fixed mounting of brush head (11) has inserted block (14) of pegging graft in bar opening (13), the lateral wall fixed mounting of inserted block (14) has ball piece (15) with through-hole (12) assorted.

3. A manually controllable break-away front end cytobrush as claimed in claim 1 wherein: the clamping component comprises a T-shaped sleeve (16) and a limiting ring (17), the T-shaped sleeve (16) is sleeved on the outer side wall of the T-shaped connecting block (10), a spring (18) is sleeved on the outer side wall of the T-shaped connecting block (10), the spring (18) is fixedly installed between the left end of the inner side wall of the T-shaped sleeve (16) and the extending end of the T-shaped connecting block (10), and the limiting ring (17) is fixedly installed at the left end head of the protecting sleeve (9).

4. A manually controllable break-away front end cytobrush as claimed in claim 3 wherein: the inner diameter of the left end of the T-shaped sleeve (16) is matched with the outer diameter of the brush head (11).

5. A manually controllable break-away front end cytobrush as claimed in claim 1 wherein: the inner side wall of the sleeve (2) is fixedly provided with a limiting rubber ring (19), and the outer side wall of the limiting rod (1) is provided with an annular clamping groove (5) matched with the limiting rubber ring (19).