CN204274588U - Perforator - Google Patents
Perforator Download PDFInfo
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- CN204274588U CN204274588U CN201420733518.1U CN201420733518U CN204274588U CN 204274588 U CN204274588 U CN 204274588U CN 201420733518 U CN201420733518 U CN 201420733518U CN 204274588 U CN204274588 U CN 204274588U
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- bonnet
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- positioning
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Abstract
The utility model discloses a kind of perforator, comprise Handleset, thimble assembly, puncturing lever and ventilation assembly; The afterbody of described thimble assembly arranges ventilation assembly, and the afterbody of ventilation assembly is connected with Handleset, and puncturing lever passes thimble assembly and afterbody is connected with Handleset; Described Handleset comprises valve seat, positioning and guiding lid, sealing cap, bonnet and petal type antidrag cap; Described valve seat is connected with ventilation assembly; Described valve seat, positioning and guiding lid, sealing cap and bonnet set gradually according to cephalocaudal order; Described petal type antidrag cap is arranged in positioning and guiding lid.This utility model adopts petal type antidrag cap, can free-open-close reduce implements when penetrating, and silica gel, to the resistance of apparatus, facilitates the operation of doctor.
Description
Technical field
This utility model relates to a kind of Medical instruments Appliances, particularly a kind of perforator.
Background technology
Perforator a kind ofly pierces through stomach wall and enter the operating theater instruments that body cavity provides passage for other Minimally Invasive Surgery apparatuses, belongs to a kind of Minimally Invasive Surgery apparatus.Perforator generally includes as the sleeve pipe of other operating theater instruments admission passages with through the puncturing lever in described sleeve pipe.In order to transdermal, first cut epiderm skin with scalpel, then puncturing lever penetrates stomach wall and enters body cavity.Apply pressure by the near-end to described puncturing lever, promote the tip of described puncturing lever through stomach wall, until it enters body cavity.After perforator enters body cavity, extract puncturing lever out, sleeve pipe just can as the mis instruments passage performing endo-surgical and splanchnoscopy and operate.Existing perforator mostly complex structure, and puncturing lever and other mis instruments from handle through time resistance very large, doctor's inconvenient operation.
Utility model content
The purpose of this utility model solves prior art problem, provides a kind of perforator facilitating puncturing lever and other mis instruments to pass.
The technical scheme realizing this utility model object is a kind of perforator, comprises Handleset, thimble assembly, puncturing lever and ventilation assembly; The afterbody of described thimble assembly arranges ventilation assembly, and the afterbody of ventilation assembly is connected with Handleset, and puncturing lever passes thimble assembly and afterbody is connected with Handleset; Described Handleset comprises valve seat, positioning and guiding lid, sealing cap, bonnet and petal type antidrag cap; Described valve seat is connected with ventilation assembly; Described valve seat, positioning and guiding lid, sealing cap and bonnet set gradually according to cephalocaudal order; Described petal type antidrag cap is arranged in positioning and guiding lid.
Described Handleset also comprises gear plug; Described gear plug is hollow-core construction, is arranged in bonnet, and contacts with sealing cap.
The head diameter of described positioning and guiding lid is greater than tail diameter; Described sealing cap comprises cap body and is positioned at sealing plane and the bonnet mating surface of cap body head and afterbody; The diameter of described sealing plane is less than the diameter of bonnet mating surface.
The cap body of described sealing cap arranges antiskid groove.
The tail end face of described positioning and guiding lid arranges multiple groove; Described bonnet is made up of cock body and cover plate, and the head end of described cock body is arranged with groove one_to_one corresponding and the projection of mating.
Described gear is provided with a spin-ended muscle beyond the Great Wall; The cock body of described bonnet is arranged the spin-ended muscle groove coordinated with spin-ended muscle.
Described thimble assembly comprises sleeve pipe and is arranged at the air valve connecting portion of sleeve pipe afterbody; Described sleeve pipe is provided with screw thread.
Described puncturing lever comprises the puncturing head and the body of rod that are connected as a single entity; The described body of rod is provided with four air channels, the cross section of the body of rod is cross shape.
Described ventilation assembly comprises air valve, breather, ventilation switch and air shuttle valve; Described air valve is connected with valve seat, and air valve arranges passage; Described breather is fixedly connected with the passage of air valve; The opening and closing of described ventilation on-off control breather; Described air shuttle valve is arranged between air valve and valve seat.
The front end face of described air shuttle valve is symmetrical arranged three to enhancing muscle.
Have employed technique scheme, this utility model has following beneficial effect: (1) this utility model adopts petal type antidrag cap, can free-open-close reduce implements when penetrating, and silica gel, to the resistance of apparatus, facilitates the operation of doctor.
(2) hollow gear plug of the present utility model has certain elasticity, can play the effect of damping, buffering.
(3) head diameter of positioning and guiding lid of the present utility model is greater than tail diameter; The diameter of sealing plane is less than the diameter of bonnet mating surface, because which form a hook-type hands handle, facilitating doctor to hold and taking.
(4) location between this utility model positioning and guiding lid and bonnet relies on groove and projection, and structure is simple, effective.
(5) gear plug of the present utility model is also provided with spin-ended muscle, can guarantee that gear plug is non-slip.
(6) air shuttle valve of the present utility model increases by three pairs of enhancement bar at front end face, can prevent from overturning and being pullled band by apparatus during atmospheric pressure turning over.
Accompanying drawing explanation
In order to make content of the present utility model more easily be clearly understood, below according to specific embodiment also by reference to the accompanying drawings, this utility model is described in further detail, wherein
Fig. 1 is structural representation of the present utility model.
Fig. 2 is axonometric chart of the present utility model.
Fig. 3 is the sectional view of Fig. 1.
Fig. 4 is the structural representation of positioning and guiding lid of the present utility model.
Fig. 5 is the structural representation of sealing cap of the present utility model and bonnet.
Fig. 6 is the cooperation schematic diagram of sealing cap of the present utility model, bonnet and elasticity gear plug.
Attached number in the figure is:
Handleset 1, valve seat 11, positioning and guiding lid 12, groove 12-1, sealing cap 13, cap body 13-1, antiskid groove 13-1-1, sealing plane 13-2, bonnet 14, cock body 14-1, protruding 14-1-1, spin-ended muscle groove 14-1-2, cover plate 14-2, petal type antidrag cap 15, gear plug 16, spin-ended muscle 16-1, thimble assembly 2, sleeve pipe 21, screw thread 21-1, air valve connecting portion 22, puncturing lever 3, puncturing head 31, the body of rod 32, ventilation assembly 4, air valve 41, breather 42, ventilation switch 43, air shuttle valve 44.
Detailed description of the invention
(embodiment 1)
See Fig. 1 to Fig. 6, a kind of perforator of the present embodiment, comprise Handleset 1, thimble assembly 2, puncturing lever 3 and ventilation assembly 4.
Handleset 1 comprises valve seat 11, positioning and guiding lid 12, sealing cap 13, bonnet 14, petal type antidrag cap 15 and gear plug 16.Valve seat 11 is connected with ventilation assembly 4; Valve seat 11, positioning and guiding lid 12, sealing cap 13 and bonnet 14 set gradually according to cephalocaudal order; Petal type antidrag cap 15 is arranged in positioning and guiding lid 12.Gear plug 16 is hollow-core construction, is arranged in bonnet 14, and contacts with sealing cap 13.See Fig. 4 to Fig. 6, the head diameter of positioning and guiding lid 12 is greater than tail diameter; Sealing cap 13 comprises cap body 13-1 and is positioned at sealing plane 13-1 and the bonnet mating surface of cap body 13-1 head and afterbody; The diameter of sealing plane 13-1 is less than the diameter of bonnet mating surface.The cap body 13-1 of sealing cap 13 arranges antiskid groove 13-1-1.The tail end face of positioning and guiding lid 12 is arranged multiple groove 12-1; Bonnet 14 is made up of cock body 14-1 and cover plate 14-2, and the head end of cock body 14-1 is arranged with groove 12-1 one_to_one corresponding and the protruding 14-1-1 mated.Gear plug 16 is provided with a spin-ended muscle 16-1; The cock body 14-1 of bonnet 14 is arranged the spin-ended muscle groove 14-1-2 coordinated with spin-ended muscle 16-1.
Thimble assembly 2 comprises sleeve pipe 21 and is arranged at the air valve connecting portion 22 of sleeve pipe 21 afterbody; Sleeve pipe 21 is provided with screw thread 21-1.
Puncturing lever 3 comprises the puncturing head 31 and the body of rod 32 that are connected as a single entity; The body of rod 32 is provided with four air channels, the cross section of the body of rod 32 is cross shape.
Ventilation assembly 4 comprises air valve 41, breather 42, ventilation switch 43 and air shuttle valve 44; Air valve 41 is connected with valve seat 11, and air valve 41 arranges passage; Breather 42 is fixedly connected with the passage of air valve 41; Ventilation switch 43 controls the opening and closing of breather 42; Air shuttle valve 44 is arranged between air valve 41 and valve seat 11.The front end face of air shuttle valve 44 is symmetrical arranged three to enhancing muscle.
Above-described specific embodiment; the purpose of this utility model, technical scheme and beneficial effect are further described; be understood that; the foregoing is only specific embodiment of the utility model; be not limited to this utility model; all within spirit of the present utility model and principle, any amendment made, equivalent replacement, improvement etc., all should be included within protection domain of the present utility model.
Claims (10)
1. perforator, comprises Handleset (1), thimble assembly (2), puncturing lever (3) and ventilation assembly (4); The afterbody of described thimble assembly (2) arranges ventilation assembly (4), ventilation assembly (4) afterbody be connected with Handleset (1), puncturing lever (3) through thimble assembly (2) and afterbody be connected with Handleset (1); It is characterized in that: described Handleset (1) comprises valve seat (11), positioning and guiding lid (12), sealing cap (13), bonnet (14) and petal type antidrag cap (15); Described valve seat (11) is connected with ventilation assembly (4); Described valve seat (11), positioning and guiding lid (12), sealing cap (13) and bonnet (14) set gradually according to cephalocaudal order; Described petal type antidrag cap (15) is arranged in positioning and guiding lid (12).
2. perforator according to claim 1, is characterized in that: described Handleset (1) also comprises gear plug (16); Described gear plug (16) is hollow-core construction, is arranged in bonnet (14), and contacts with sealing cap (13).
3. perforator according to claim 2, is characterized in that: the head diameter of described positioning and guiding lid (12) is greater than tail diameter; Described sealing cap (13) comprises cap body (13-1) and is positioned at sealing plane (13-1) and the bonnet mating surface of cap body (13-1) head and afterbody; The diameter of described sealing plane (13-1) is less than the diameter of bonnet mating surface.
4. perforator according to claim 3, is characterized in that: the cap body (13-1) of described sealing cap (13) arranges antiskid groove (13-1-1).
5. perforator according to claim 4, is characterized in that: the tail end face of described positioning and guiding lid (12) arranges multiple groove (12-1); Described bonnet (14) is made up of cock body (14-1) and cover plate (14-2), and the head end of described cock body (14-1) is arranged with groove (12-1) one_to_one corresponding and the projection of mating (14-1-1).
6. perforator according to claim 5, is characterized in that: described gear plug (16) is provided with a spin-ended muscle (16-1); The cock body (14-1) of described bonnet (14) above arranges the spin-ended muscle groove (14-1-2) coordinated with spin-ended muscle (16-1).
7. perforator according to claim 6, is characterized in that: described thimble assembly (2) comprises sleeve pipe (21) and is arranged at the air valve connecting portion (22) of sleeve pipe (21) afterbody; (21) are provided with screw thread with described sleeve pipe.
8. perforator according to claim 7, is characterized in that: described puncturing lever (3) comprises the puncturing head (31) and the body of rod (32) that are connected as a single entity; The described body of rod (32) is provided with four air channels, the cross section of the body of rod (32) is cross shape.
9. perforator according to claim 8, is characterized in that: described ventilation assembly (4) comprises air valve (41), breather (42), ventilation switch (43) and air shuttle valve (44); Described air valve (41) is connected with valve seat (11), and (41) arrange passage to air valve; Described breather (42) is fixedly connected with the passage of air valve (41); Described ventilation switch (43) controls the opening and closing of breather (42); Described air shuttle valve (44) is arranged between air valve (41) and valve seat (11).
10. perforator according to claim 9, is characterized in that: the front end face of described air shuttle valve (44) is symmetrical arranged three to enhancing muscle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420733518.1U CN204274588U (en) | 2015-03-13 | 2015-03-13 | Perforator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420733518.1U CN204274588U (en) | 2015-03-13 | 2015-03-13 | Perforator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204274588U true CN204274588U (en) | 2015-04-22 |
Family
ID=52857797
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420733518.1U Active CN204274588U (en) | 2015-03-13 | 2015-03-13 | Perforator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204274588U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105943128A (en) * | 2016-04-16 | 2016-09-21 | 江苏风和医疗器材有限公司 | Puncture outfit cannula and puncture outfit with the same |
-
2015
- 2015-03-13 CN CN201420733518.1U patent/CN204274588U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105943128A (en) * | 2016-04-16 | 2016-09-21 | 江苏风和医疗器材有限公司 | Puncture outfit cannula and puncture outfit with the same |
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| GR01 | Patent grant |