CN202619744U

CN202619744U - Linear anastomat limiting safety device

Info

Publication number: CN202619744U
Application number: CN 201120528583
Authority: CN
Inventors: 马明月
Original assignee: JIANGSU REABLE MEDICAL EQUIPMENT CO Ltd
Current assignee: JIANGSU REABLE MEDICAL EQUIPMENT CO Ltd
Priority date: 2011-12-16
Filing date: 2011-12-16
Publication date: 2012-12-26
Anticipated expiration: 2021-12-16

Abstract

The utility model discloses a linear anastomat limiting safety device, which comprises a nail abutting seat clamping plate assembly, a nail cabin assembly and a nail pushing plate. The nail abutting seat clamping plate assembly comprises a nail abutting seat clamping plate and a guide backing plate connected on the nail abutting seat clamping plate. The end part of the guide backing plate is located below a safety block. A spring leaf is arranged between the safety block and the nail pushing plate. The nail cabin assembly comprises a nail cabin and a protective cover located on the nail cabin. The linear anastomat limiting safety device further comprises a limiting device. The two limiting device sides located on the guide backing plate are connected on the nail abutting seat clamping plate through rivets in a riveting way. A safety pin is arranged on the safety block. The device preventing tissues from being clamped and injured during a secondary limiting process can effectively prevent tissues from being clamped and injured due to a misoperation by a doctor after the product is reset during an operation. The safety of the operation is then enhanced. Furthermore, the protective cover is convenient to take out and use due to the facts that the ladder-shaped stripe structures on the two sides of the protective cover can generate friction when the protective cover is taken out and the protective cover is thus not prone to a slip.

Description

The spacing safety of a kind of linear anastomat

Technical field

This utility model relates to operation and uses medical instruments field, the spacing safety of particularly a kind of linear anastomat.

Background technology

Medical anastomat is the first in the world stiching instrument, generally is divided into disposable or nonexpondable anastomat.It is the equipment that the alternative traditional-handwork that medically uses is sewed up.

Chinese patent CN201920811U " safety locking motion before the medical anastomat percussion " discloses a kind of percussion button, percussion seat and support of comprising; The percussion seat is rack-mount; The percussion button is installed on the percussion seat; Also comprise stop button, stage clip and safety plug, have the locating slot that cooperates with stop button on the percussion button.So just guaranteed the once insurance before the percussion, but do not had limit function, in operation process, can't effectively prevent product after resetting, doctor's maloperation causes the consequence that crushes tissue.In addition, the over cap both sides are too smooth, when taking off over cap, skid easily, even do not know and how to take out over cap, delayed the quality time of doctor at operation process, the efficient of influence operation.

The utility model content

The purpose of this utility model overcomes the deficiency of prior art, provides secondary the spacing mechanism that prevents to crush tissue; Be convenient to the doctor simultaneously and take off over cap, improve the spacing safety of a kind of linear anastomat of operation efficient.

The purpose of this utility model realizes as follows: the spacing safety of a kind of linear anastomat; Comprise that nail supporting base cleat assembly, nail bin groupware, nail pushing plate, said nail supporting base cleat assembly comprise the nail supporting base clamping plate and be connected the guiding backing plate on the nail supporting base clamping plate; Said guiding backing plate end is positioned at the safety block below, is provided with spring leaf between said safety block and the said nail pushing plate; Said nail bin groupware comprises nail bin and over cap, and said over cap is positioned at above the nail bin, also comprises stopping means, and described stopping means is positioned at the both sides of guiding backing plate and passes through the backing plate rivet on said nail supporting base clamping plate, and said safety block is provided with safety plug.

Saying further, said stopping means is made up of two postive stop baffles.

Saying further, said postive stop baffle are the hook formation that has arc groove.

Saying further, said safety block is connected on the assembly clamping plate through riveted way, and said safety block contacts with the nail pushing plate bottom through the elastic force of spring leaf.

Saying further is positioned at said nail bin and is provided with over cap, and said over cap both sides are the trapezoidal shape striated structure.

Saying further, said over cap side has gradient.

This utility model advantage: the spacing device that prevents to crush tissue of secondary can prevent that effectively product from causing the consequence that crushes tissue in the back doctor's maloperation that resets, and improves the safety of operation in operation process; In addition, the scalariform striated structure of over cap both sides owing to produce friction, is not easy to skid when taking off over cap, therefore, has reduced the incidence rate of malpractice, has removed potential safety hazard.

Description of drawings

For content of the present invention is expressly understood more easily, below according to instantiation, and combine accompanying drawing that the present invention is done further detailed explanation, wherein:

Fig. 1 is this utility model structural representation in not spacing percussion time;

Fig. 2 is the structural representation after the spacing percussion of this utility model finishes;

Fig. 3 is that this utility model prevents the structural representation that secondary is spacing;

Fig. 4 is the structural representation of stopping means;

Fig. 5 is the over cap structural representation;

Fig. 6 is the partial schematic diagram of over cap.

The specific embodiment:

See Fig. 1, Fig. 2, Fig. 3, Fig. 4, Fig. 5 and Fig. 6; The spacing safety of a kind of linear anastomat; Comprise that nail supporting base cleat assembly, nail bin groupware, nail pushing plate 1, said nail supporting base cleat assembly comprise nail supporting base clamping plate 12 and be connected the guiding backing plate 7 on the nail supporting base clamping plate 12; Said guiding backing plate 7 ends are positioned at safety block 3 belows, are provided with spring leaf 2 between said safety block 3 and the said nail pushing plate 1; Said nail bin groupware comprises nail bin 10 and over cap 9; Said over cap 9 is positioned on the nail bin 10, also comprises stopping means 6, and the both sides that described stopping means 6 is positioned at guiding backing plate 7 are riveted on the said nail supporting base clamping plate 12 through backing plate rivet 4; Said safety block 3 is provided with safety plug 5 said stopping means 6 and is made up of two postive stop baffle 6-1; Said safety block 3 is connected on the assembly clamping plate 11 through riveted way, and said safety block 3 contacts with nail pushing plate 1 bottom through the elastic force of spring leaf 2, and said postive stop baffle 6-1 is the hook formation that has arc groove; Said safety block 3 and said nail pushing plate 1 are connected for spring leaf 2; Said nail bin 10 is provided with over cap 9, and said over cap 9 both sides are the trapezoidal shape striated structure, and side has gradient.

Its operation principle is: the safety block 3 of linear anastomat is connected assembly clamping plate 11 together with nail bin 10 motions; Motion principle is provided with a safety plug 5 and its tight fit with safety block 3 whereby; Said safety plug 5 exposes the safety block both sides; The postive stop baffle 6-1 that is provided with arc groove is placed guiding backing plate 7 both sides, and with 4 firm being riveted together of backing plate rivet, this moment, postive stop baffle 6-1 was positioned at the place ahead of safety plug 5.See Fig. 1, pushing slice of nail 8 bottoms are pushed down safety block 3 and are made safety plug 5 the place aheads break away from the obstruction of postive stop baffle 6-1 when not spacing percussion; See that Fig. 2 works as after spacing percussion finishes, pushing slice of nail 8 travels forward and has broken away from safety block 3, this moment spring leaf 2 elastic force with safety block and the applying of nail pushing plate 1 bottom; See Fig. 3; In the product reseting procedure; Safety plug 5 slips in its arc groove through postive stop baffle 6-1, and when reusing limit function, postive stop baffle 6-1 has just produced resistance to spacer pin; The power of spacer pin 5 is delivered on the safety block 3, thereby the counteracting force of 11 pairs of safety blocks 3 of assembly clamping plate has been realized the function of spacing insurance.

See Fig. 5 and Fig. 6; 9 inner dovetail grooves of over cap are buckled on the nail bin 10; Take off difficulty of over cap in use, therefore designed trapezoidal shape striped formula structure, and the outside, both sides has small gradient in the over cap both sides; Formed a kind of easy taking over cap 9, it is more convenient to take off over cap in use.

Above-described instantiation; Purpose, technical scheme and beneficial effect to this utility model have carried out further explain, it should be understood that the above is merely the instantiation of this utility model; Be not limited to this utility model; All within the spirit and principle of this utility model, any modification of being made, be equal to replacement, improvement etc., all should be included within the protection domain of this utility model.

Claims

1. spacing safety of linear anastomat; Comprise that nail supporting base cleat assembly, nail bin groupware, nail pushing plate (1), said nail supporting base cleat assembly comprise nail supporting base clamping plate (12) and be connected the guiding backing plate (7) on the nail supporting base clamping plate (12); Said guiding backing plate (7) end is positioned at safety block (3) below, is provided with spring leaf (2) between said safety block (3) and the said nail pushing plate (1); Said nail bin groupware comprises nail bin (10) and over cap (9), and said over cap (9) is positioned on the nail bin (10); It is characterized in that: also comprise stopping means (6), the both sides that described stopping means (6) is positioned at guiding backing plate (7) are riveted on the said nail supporting base clamping plate (12) through backing plate rivet (4), and said safety block (3) is provided with safety plug (5).

2. the spacing safety of a kind of linear anastomat according to claim 1 is characterized in that: said stopping means (6) is made up of two postive stop baffles (6-1).

3. the spacing safety of a kind of linear anastomat according to claim 2 is characterized in that: said postive stop baffle (6-1) is for having the hook formation of arc groove.

4. the spacing safety of a kind of linear anastomat according to claim 1; It is characterized in that: said safety block (3) is connected on the assembly clamping plate (11) through riveted way, and said safety block (3) contacts with nail pushing plate (1) bottom through the elastic force of spring leaf (2).

5. the spacing safety of a kind of linear anastomat according to claim 1 is characterized in that: be positioned at said nail bin (10) and be provided with over cap (9), said over cap (9) both sides are the trapezoidal shape striated structure.

6. the spacing safety of a kind of linear anastomat according to claim 5 is characterized in that: said over cap (9) side has gradient.