CN218419980U

CN218419980U - Disposable mucosa incision knife with adjustable length

Info

Publication number: CN218419980U
Application number: CN202221868813.9U
Authority: CN
Inventors: 林栋雷; 黄彦立
Original assignee: Third Medical Center of PLA General Hospital
Current assignee: Third Medical Center of PLA General Hospital
Priority date: 2022-07-20
Filing date: 2022-07-20
Publication date: 2023-02-03
Anticipated expiration: 2032-07-20

Abstract

The utility model belongs to the technical field of medical instrument, especially, be a disposable mucous membrane incision sword of adjustable length, including main part and push pedal, the outside of push pedal is provided with the slide bar that is used for being fixed in different positions with the push pedal, the outside of main part is provided with the support that is used for slide bar sliding connection, the inside of slide bar is provided with and is used for the spacing ejector pin of slide bar, the hose outside cover of main part is equipped with the transparent cap that can convenient dismantlement, the one end outside of transparent cap is provided with and is used for preventing the transparent sacculus that outside hydrops flows everywhere. Through with slide bar slidable mounting in the inside of support and press the ejector pin, can push out the fixture block to both sides through the direction arc and make its block connect in the inside of draw-in groove and form spacingly to the push pedal, can drive simultaneously the spacer pin block connect in the inside of locating hole and utilize its protrusion spheroid structure to support a slide bar terminal surface and can prevent that the ejector pin from appearing not hard up, easy operation can improve practicality according to the length of stretching out of the size adjustment cutter that actually opens.

Description

Disposable mucosa incision knife with adjustable length

Technical Field

The utility model belongs to the technical field of medical instrument, concretely relates to disposable mucosa incision sword of adjustable length.

Background

The mucosa dissection under the endoscope is a new treatment means appearing in recent years, is also a technology with good clinical application prospect, enables more early digestive tract cancers to be completely excised at one time under the endoscope, avoids the pain of an open operation and the excision of organs, and is an important surgical instrument of the mucosa dissection under the endoscope.

The prior mucosa incision knife has the following defects when in use:

1. when the existing film cutting knife is used, a knife head can be extended out at one time, and the film cutting knife cannot be adjusted according to different use conditions, so that the use effect is influenced;

2. because inside the mucosa incision sword was for interveneeing patient's health, outside hydrops flows inwards easily when using and shelters from the operation field of vision, and the hose surface remains more hydrops when taking out simultaneously, drips easily and causes cross infection.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a disposable mucosa incision sword of adjustable length, for solving the above-mentioned problem that exists among the prior art, the utility model provides a disposable mucosa incision sword of adjustable length has and can stretch out the length and can effectively block the hydrops and obstruct the operation field of vision and prevent the characteristics that hose surface hydrops from drippage according to the convenient adjustment incision sword of the degree of depth of opening.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a disposable mucous membrane incision sword of adjustable length, includes main part and push pedal, the outside of push pedal is provided with the slide bar that is used for being fixed in different positions with the push pedal, the outside of main part is provided with the support that is used for slide bar sliding connection, the inside of slide bar is provided with and is used for the spacing ejector pin of slide bar, the hose outside cover of main part is equipped with the transparent cap that can conveniently dismantle, the one end outside of transparent cap is provided with and is used for preventing the transparent sacculus that outside hydrops flows everywhere, the inboard of transparent cap is provided with the hose that is used for supporting the main part and fills up the spacing jam of transparent cap, the inboard of transparent sacculus is provided with and is used for the block to connect in the inside elastic bulge of transparent cap one end outside recess.

As the utility model discloses a preferred technical scheme of disposable mucous membrane incision sword of adjustable length, the other end inboard of transparent cap is provided with the scraper blade that is used for striking off the hose outside hydrops of main part, the other end inboard of transparent cap still is provided with and is used for adsorbing the cotton with the hydrops is absorbent.

As the utility model discloses a preferred technical scheme of disposable mucous membrane incision sword of adjustable length, the inside both sides of one end of slide bar are provided with and are used for the fixture block of being connected with the support, the draw-in groove because the fixture block is connected is seted up to the inboard of support.

As the utility model discloses a disposable mucous membrane incision sword preferred technical scheme of adjustable length, the one end inboard of ejector pin is provided with and is used for being connected the spacing spacer pin of ejector pin with the slide bar, the locating hole that is used for the spacer pin block to connect is offered to the one end inboard of slide bar.

As the utility model discloses a disposable mucous membrane incision sword of adjustable length preferred technical scheme, the front end of ejector pin is provided with and is used for supporting the fixture block and makes its direction arc that removes to both sides.

As the utility model discloses a preferred technical scheme of disposable mucous membrane incision sword of adjustable length, the one end inboard of slide bar has been seted up and has been accomodate the groove, the internally mounted who accomodates the groove has the bullet post that is used for being connected with the fixture block and drives its automatic re-setting.

Compared with the prior art, the beneficial effects of the utility model are that:

the sliding rod is slidably arranged in the support and the ejector rod is pressed, so that the clamping block can be ejected towards two sides through the guide arc to be clamped and connected in the clamping groove to limit the push plate, meanwhile, the limiting pin can be driven to be clamped and connected in the positioning hole and abut against one end face of the sliding rod by utilizing the convex ball structure, the ejector rod can be prevented from loosening, the operation is simple, and the extending length of the cutter can be adjusted according to the actual cutting size, so that the practical performance is improved;

the hose outside of locating the main part through covering transparent cap can support the hose through the jam pad and form spacingly to transparent cap, and then connect the protruding block of elasticity in the outside that transparent cap's one end recess is inside can be fixed in transparent cap with transparent sacculus, can block outside hydrops through transparent sacculus this moment and prevent to flow everywhere and influence the operation field of vision, further can strike off the remaining hydrops in the hose outside through the scraper blade when taking out and adsorb by adsorbing the cotton, prevent that the drippage from causing cross infection.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:

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

FIG. 2 is a schematic structural view of the inner part of the transparent cap of the present invention;

FIG. 3 is a schematic view of the internal structure of the support according to the present invention;

FIG. 4 is a schematic view of the connecting portion between the post rod and the sliding rod of the present invention;

FIG. 5 is a schematic view of the structure of the connection portion between the slide bar and the support of the present invention;

in the figure: 1. a main body; 2. pushing a plate; 3. a slide bar; 4. a support; 5. a top rod; 6. a transparent cap; 7. a transparent balloon; 8. a blocking pad; 9. an elastic bulge; 10. a squeegee; 11. adsorbing cotton; 12. a clamping block; 13. a card slot; 14. a spacing pin; 15. positioning holes; 16. a pilot arc; 17. a receiving groove; 18. and (4) a bullet column.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Examples

Referring to fig. 1-5, the present invention provides the following technical solutions: the utility model provides a disposable mucous membrane incision sword of adjustable length, including main part 1 and push pedal 2, the outside of push pedal 2 is provided with the slide bar 3 that is used for being fixed in different positions with push pedal 2, the outside of main part 1 is provided with the support 4 that is used for slide bar 3 sliding connection, the inside of slide bar 3 is provided with and is used for 3 spacing ejector pins 5 of slide bar, the hose outside cover of main part 1 is equipped with transparent cap 6 that can convenient dismantlement, the one end outside of transparent cap 6 is provided with the transparent sacculus 7 that is used for preventing outside hydrops from flowing everywhere, the inboard of transparent cap 6 is provided with the hose that is used for supporting main part 1 and fills up 8 with the spacing jam of transparent cap 6, the inboard of transparent sacculus 7 is provided with and is used for the block to connect in the inside elastic bulge 9 of the 6 one end outside recesses of transparent cap, jam pad 8 still is used for increasing frictional force in this embodiment and prevents not hard up.

Specifically, a scraper 10 for scraping off the accumulated liquid outside the hose of the main body 1 is arranged on the inner side of the other end of the transparent cap 6, an absorption cotton 11 for absorbing the accumulated liquid is further arranged on the inner side of the other end of the transparent cap 6, and in this embodiment, one side surface of the scraper 10 is attached to the outer side of the hose of the main body 1.

Specifically, the two sides inside one end of the sliding rod 3 are provided with the clamping blocks 12 for connecting with the support 4, the inner side of the support 4 is provided with the clamping grooves 13 connected by the clamping blocks 12 in a clamping manner, and the two ends of the clamping blocks 12 in the embodiment are of inclined plane structures.

Specifically, the inner side of one end of the ejector rod 5 is provided with a limit pin 14 for connecting with the slide rod 3 to limit the ejector rod 5, the inner side of one end of the slide rod 3 is provided with a positioning hole 15 for clamping and connecting the limit pin 14, and the front end of the limit pin 14 in this embodiment is provided with an elastic circular protruding structure.

Specifically, the front end of the ejector rod 5 is provided with a guide arc 16 for abutting against the fixture block 12 and moving the fixture block to two sides.

Specifically, a receiving groove 17 is formed in the inner side of one end of the sliding rod 3, and an elastic column 18 which is used for being connected with the clamping block 12 and driving the clamping block to automatically reset is installed inside the receiving groove 17.

The utility model discloses a theory of operation and use flow: the utility model discloses a slide bar 3 that will set up in one side of push pedal 2 is after the inside of support 4 outside main part 1 is installed slidably, press and set up in the one end of the inside ejector pin 5 of slide bar 3, can be through the guide arc main part 16 that is located the other end of ejector pin 5 will set up in the inside both sides of one end of slide bar 3 fixture block main part 12 of both sides to ejecting to both sides, make its block connect in the inside draw-in groove main part 13 of support 4 inboard form spacing to push pedal 2, can drive the inside locating hole main part 15 that sets up in locating hole main part 15 of one end of slide bar 3 of the block connection of spacer pin main part 14 inboard at the same time, and utilize the protruding spheroid structure that is located the front end of spacer pin main part 14 to support slide bar 3 one end face and can prevent that ejector pin 5 from appearing becoming flexible, easy operation can improve practicality according to the extension length of the size adjustment cutter actually cut; can support the hose to transparent cap 6 formation spacingly through the jam pad 8 that is located transparent cap 6 inboard outside of locating main part 1 with transparent cap 6 cover, and then will set up to connect in the one end recess of transparent cap 6 inside can be fixed in transparent sacculus 7 the outside of transparent cap 6 in transparent sacculus 7 inboard elastic bulge 9 block, can block outside hydrops this moment and prevent to flow everywhere and influence the operation field of vision through transparent sacculus 7, further can strike off the remaining hydrops in the hose outside through setting up in the scraper blade main part 10 of transparent cap 6 one end inboard when taking out main part 1, and adsorb by the cotton main part 1 that adsorbs that is located scraper blade main part 10 one side, prevent to drip and cause cross infection.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described above, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a disposable mucosa incision sword of adjustable length which characterized in that: including main part (1) and push pedal (2), the outside of push pedal (2) is provided with slide bar (3) that are used for being fixed in different positions with push pedal (2), the outside of main part (1) is provided with support (4) that are used for slide bar (3) sliding connection, the inside of slide bar (3) is provided with and is used for with slide bar (3) spacing ejector pin (5), the hose outside cover of main part (1) is equipped with transparent cap (6) that can conveniently dismantle, the one end outside of transparent cap (6) is provided with and is used for preventing transparent sacculus (7) that outside hydrops flows everywhere, the inboard of transparent cap (6) is provided with and is used for supporting the hose of main part (1) with transparent cap (6) spacing jam pad (8), the inboard of transparent sacculus (7) is provided with and is used for the block to connect in inside elastic bulge (9) of transparent cap (6) one end outside recess.

2. The disposable mucosa incision knife with the adjustable length as recited in claim 1, wherein: the other end inboard of transparent cap (6) is provided with scraper blade (10) that are used for striking off the hose outside hydrops of main part (1), the other end inboard of transparent cap (6) still is provided with and is used for adsorbing cotton (11) with the hydrops is absorbent.

3. The disposable mucosa incision knife with adjustable length as claimed in claim 1, wherein: the inner two sides of one end of the sliding rod (3) are provided with clamping blocks (12) used for being connected with the support (4), and the inner side of the support (4) is provided with clamping grooves (13) connected by the clamping blocks (12) in a clamping mode.

4. The disposable mucosa incision knife with adjustable length as claimed in claim 1, wherein: the inner side of one end of the ejector rod (5) is provided with a limiting pin (14) which is connected with the sliding rod (3) to limit the ejector rod (5), and the inner side of one end of the sliding rod (3) is provided with a positioning hole (15) for clamping connection of the limiting pin (14).

5. The disposable mucosa incision knife with adjustable length as claimed in claim 1, wherein: the front end of the ejector rod (5) is provided with a guide arc (16) which is used for propping against the fixture block (12) and enabling the fixture block to move towards two sides.

6. The disposable mucosa incision knife with the adjustable length as recited in claim 1, wherein: the one end inboard of slide bar (3) has seted up and has accomodate groove (17), the internally mounted of accomodating groove (17) is used for being connected with fixture block (12) and drives its automatic re-setting's bullet post (18).