CN202235491U

CN202235491U - Improved disposable double-channel endoscope sheath

Info

Publication number: CN202235491U
Application number: CN 201120362056
Authority: CN
Inventors: 齐麟; 张鹰
Original assignee: Tianjin Bolang Science And Technology Development Co Ltd
Current assignee: Tianjin Bolang Science and Technology Development Co., Ltd.
Priority date: 2011-09-24
Filing date: 2011-09-24
Publication date: 2012-05-30
Anticipated expiration: 2021-09-24

Abstract

The utility model provides an improved disposable double-channel endoscope sheath which comprises a sheath tube comprising an endoscope cavity and a device channel which are independent; the front end of the device channel is provided with an opening, a stirring wire channel is arranged between the endoscope and the device channel, two stirring wires penetrate through the stirring wire channel, parts of the front end and the rear end of the stirring wires are exposed out of the stirring wire channel, and the front end of the stirring wires are connected with a stirring part. The improved disposable double-channel endoscope sheath has the beneficial effects that the stirring part is clamped between the a part of an operation device, extending out of the device channel, and the sheath pipe, and the stirring wires are stirred back and forth to drive the stirring part to move back and forth, so that the flexible adjustment on pitching angles of operation device heads can be realized; and as the two stirring wires are adopted, the manipulation on the directionality of the operation device can be controlled better, and the illness conditions can be examined while an operation is conducted.

Description

Improved disposable dual pathways endoscope mirror sheath

Technical field

This utility model relates to a kind of medical apparatus and instruments, especially relates to a kind ofly holding the disposable dual pathways endoscope mirror sheath that endoscope and operating theater instruments and operating theater instruments position angle can realize flexibly adjustment simultaneously.

Background technology

At medical field; Such as urology department; To checking or during Minimally Invasive Surgery related parts of human body inside; Not only often to use endoscope, also possibly need some operating theater instruments to get into human body simultaneously simultaneously and cooperate corresponding diagnosis of completion or treatment with endoscope, therefore need a kind of mirror sheath that can hold endoscope and operating theater instruments simultaneously.In addition; Some endoscope's adnexaes that help endoscope and apparatus to get into human body adopted stainless steel more in the past; Can carry out repeated disinfection also need be used in combination; Get biopsy specimen or foreign body if desired, for handling and control operating theater instruments such as biopsy forceps, foreign body forceps, shears, the apparatus operator of also will in the mirror sheath, packing in advance.So, even if in uncomplicated inspection operation, need the endoscope's adnexa assembled in situ combination more than at least three kinds after, could cooperate endoscope and pincers operating theater instruments such as to cut and accomplish and check and perform the operation.The problem of using the combinations thereof adnexa to exist; The one, the apparatus of repeated use and many combinations; Thoroughly do not cause patient's cross infection because of sterilizing easily, the 2nd, the doctor is the various adnexaes of assembling in the inspection operation, need be familiar with the instrumentation method; Work loaded down with trivial details and increased workload, operating time is prolonged.

Granted publication number has disclosed a kind of disposal vesica urinaria examination mirror sheath for the Chinese patent of CN100569175C; This scheme provides can be held endoscope and operating theater instruments simultaneously and get into the dual pathways mirror sheath structure that inside of human body carries out diagnosis and treatment; But this mirror sheath structure also has problems simultaneously: at first, the adjustment to operating theater instruments in the diagnosis and treatment is very limited, can only realize forward, reach backward the adjustment around its axle center rotation; Working range is less, the bad control of directivity.

Summary of the invention

The matter of utmost importance that this utility model will solve provide a kind of can make operating theater instruments adjustment position, angle more flexibly, but directivity better controls the bigger dual pathways endoscope mirror sheath of work space.

For solving the problems of the technologies described above; The technical scheme that this utility model adopts is: improved disposable dual pathways endoscope mirror sheath; Comprise that the front end of said instrument channel is an open type, also is provided with between sight glass chamber and the instrument channel to stir a passage by the sheath pipe formed of sight glass chamber and instrument channel independently separately; Stir silk for two and pass to stir and respectively have part to expose before and after a passage and its to stir a passage, stir a front end and be connected with one and stir parts.

Further, the said parts of stirring are rotor blocks.

Further, the said parts of stirring are and two steel wire parts of stirring silk integrated inverted " recessed " font.

Further, a said rear end attended operation handle of stirring.

Further, said stir silk for one or multiply strand around steel wire.

Further, the cross section of stirring a passage and instrument channel partly intersects.

Advantage and the good effect that the utlity model has are: owing to adopt technique scheme; Operating theater instruments is stretched out and is clipped one between part and the sheath pipe of instrument channel and stir parts, and silk is stirred in front and back, has driven to stir moving forward and backward of parts; Make the flexible adjustment of the living luffing angle of apparatus hair of operating theater instruments; Simultaneously owing to adopted two to stir silk, directivity is better controlled, realize the work-up operation that undergos surgery simultaneously.

Description of drawings

Fig. 1 is the structural representation of this utility model

Fig. 2 be this utility model stir the parts structural representation

Fig. 3 be this utility model stir the parts structural representation

Fig. 4 is an instrument channel and the shaft section sketch map of stirring the mirror sheath that a passage communicates

Fig. 5 is an instrument channel and the shaft section sketch map of stirring the mirror sheath that a passage do not communicate

Among the figure:

1, sheath pipe; 2, sight glass chamber; 3, instrument channel;

4, protuberance; 5, operating theater instruments; 6, transparent window;

7, stir silk; 8, stir parts; 9, stir a passage.

The specific embodiment

Like Fig. 1, Fig. 2, shown in Figure 3; This utility model comprises by the sheath pipe 1 formed of sight glass chamber 2 and instrument channel 3 independently separately; The front end in said sight glass chamber 2 is provided with the transparent window 6 in sealing sight glass chamber 2; The front end of instrument channel 3 is an open type; Also be provided with one between sight glass chamber 2 and the instrument channel 3 and stir 9, two in a passage and stir silk 7 and pass to stir and respectively have part to expose before and after a passage 9 and its to stir a passage 9, stir front end that silk 7 exposes the previous section of stirring a passage 9 and be connected with one and stir parts 8.Stirring parts 8 can be rotor block as shown in Figure 2, and rotor block contact operating theater instruments 5 makes adjustment more natural; Or as shown in Figure 3 and two steel wire parts of stirring silk integrated inverted " recessed " font, such structure makes indent contact operating theater instruments 5, does not influence the operate as normal of operating theater instruments 5.Expose and stir stirring silk 7 aft section and can directly controlling of a passage 9, or connect an operating grip by staff.Stir silk 7 and can operate stir down the healthcare givers and realize a passage 9 in moving forward and backward, drive be stirred parts 8 and is moved forward and backward; Because stirring parts 8 is to be clipped between operating theater instruments 5 and the mirror sheath; Stir moving forward and backward of parts 8; Make the axis of operating theater instruments 5 parts expose instrument channel 3 and the angle of instrument channel 3 axis change; Simultaneously owing to adopted two to stir silk 7, directivity is better controlled, not only can avoid blocking the transparent window 6 in sight glass chamber; But also can handle operating theater instruments 5; The work space of the apparatus head of operating theater instruments 5 front ends just no longer is confined to be close to that space of mirror sheath, under the situation that does not change mirror sheath position, just can make the work space expanded range of operating theater instruments head, the operation that undergos surgery simultaneously of realization work-up.

For making adjustment more natural, stir silk 7 and can adopt one steel wire, also can adopt multiply finer wire strand around the steel wire that forms.

For saving the space, dwindle mirror sheath volume and diameter, stir a passage 9 for two and can communicate with instrument channel 3, promptly both cross sections intersect, and are as shown in Figure 4, and this structure is also than being easier to processing.Also can adopt the form of the embodiment of Fig. 5, promptly instrument channel 3 with stir a passage 9 and do not communicate.

More than the embodiment of this utility model is specified, but said content is merely the preferred embodiment of this utility model, can not be considered to be used to limit the practical range of this utility model.All equalizations of doing according to this utility model application range change and improve etc., all should still belong within the patent covering scope of this utility model.

Claims

1. improved disposable dual pathways endoscope mirror sheath; Comprise by the sheath pipe (1) formed of sight glass chamber (2) and instrument channel (3) independently separately; The front end of said instrument channel (3) is an open type; It is characterized in that: also be provided with between sight glass chamber (2) and the instrument channel (3) and stir a passage (9), stir silk (7) for two and pass to stir and respectively have part to expose before and after a passage (9) and its to stir a passage (9), stir silk (a 7) front end and be connected with one and stir parts (8).

2. according to the said improved disposable dual pathways of claim 1 endoscope mirror sheath, it is characterized in that: said to stir parts (8) be rotor block.

3. according to the said improved disposable dual pathways of claim 1 endoscope mirror sheath, it is characterized in that: saidly stir the steel wire parts that parts (8) are and two are stirred silk (7) integrated inverted " recessed " font.

4. according to the said improved disposable dual pathways of claim 1 endoscope mirror sheath, it is characterized in that: said silk (7) rear end attended operation handle of stirring.

5. according to the said improved disposable dual pathways of claim 1 endoscope mirror sheath, it is characterized in that: said stir silk (7) for one or multiply strand around steel wire.

6. according to the said improved disposable dual pathways of claim 1 endoscope mirror sheath, it is characterized in that: the said cross section of stirring a passage (9) and instrument channel (3) partly intersects.