CN208973789U - Double set reciprocating anti-return impregnators - Google Patents

Abstract

The utility model discloses double set reciprocating anti-return impregnators, including fixed plate, first sleeve, first piston, first push rod, second sleeve, second piston, second push rod, connecting rod, housing, inlet tube, draw liquid needle, adjustment disk, first connecting leg, second connecting leg, perfusion tube, double set reciprocating anti-return impregnators, it is convenient to operate, it is powerful, it is designed by double set reciprocatings, medical staff can not only be facilitated to operate with, improve clinical practicability, tradition is also effectively avoided to need to dismantle syringe repeatedly, cause time-consuming and laborious, and the problem of also large quantity of air being easy to cause to flow into, it is finally reached good clinical application purpose.

Description

Double set reciprocating anti-return impregnators

Technical field

The utility model relates to the field of medical instrument technology more particularly to double set reciprocating anti-return impregnators.

Background technique

With the maturation of Ureteroscopy, renal plevis pressure is excessive and postoperative complications in ureteroscope lithotrity art at present There is directly related property to have become common recognition, avoids the excessive secured premise as Ureteroscopy of renal plevis pressure in art, therefore need Water flood operations are carried out in art to balance renal plevis pressure, water flood operations are also that Ureteroscopy obtains the clear visual field and accurate hand The guarantee of art.

2 kinds of methods promising to water flood operations in Ureteroscopy art in clinical position at present: it is 1. filled using medical pressure Note pump, but medical charging pump hydraulic pressure is larger, can not hydraulic pressure in accuracy controlling art, be easy to cause postoperative infection, bleeding etc. more simultaneously Send out disease；2. artificial recharge is carried out by syringe, its advantage is that water consumption is few in art, it can be according to actual conditions essence in operator's art Really control hydraulic pressure, hydraulic pressure reduction postoperative complication can accurately be controlled by reaching can guarantee that surgical field of view is clear again, but artificial note Water method is at present still without dedicated water filling instrument, and operator mostly voluntarily utilizes infusion apparatus or defeated according to unit condition in clinical position Blood device is reequiped, and has inconvenient, leak in art in practical operation, and bubble enters, and needs frequently plug and aspiration injection Device, and the deficiency of more people's cooperations is needed, in view of disadvantages described above, it is really necessary to design double set reciprocating anti-return impregnators.

Utility model content

Technical problem to be solved by the utility model is to provide double set reciprocating anti-return impregnators, to solve The problem of background technique proposes.

In order to solve the above technical problems, the technical solution of the utility model is: double set reciprocating anti-return impregnators, packet Include fixed plate, first sleeve, first piston, the first push rod, second sleeve, second piston, the second push rod, connecting rod, housing, feed liquor It manages, draw liquid needle, adjustment disk, the first connecting leg, the second connecting leg, perfusion tube, the first sleeve is located at fixed plate inside left, institute The first sleeve stated is integrally connected with fixed plate, and the first piston is located inside first sleeve, the first piston with First sleeve sliding is connected, and first push rod is located on the left of first piston, first push rod and first piston close-fitting It is connected, the second sleeve is located at fixed plate inner right side, and the second sleeve is integrally connected with fixed plate, and described the Two pistons are located inside second sleeve, and the sliding of the second piston and second sleeve is connected, and second push rod is positioned at the On the right side of two pistons, second push rod is connected with second piston close-fitting, and the connecting rod is located at the first push rod and the second push rod Rear and front end, the connecting rod left and right sides are connected with the first push rod and the second push rod glue respectively, and the housing is located at solid It is surveyed in fixed board inner tip, the housing is integrally connected with fixed plate, and the inlet tube runs through casing interior top, described Inlet tube be connected with housing glue, the described liquid needle that draws is located at the top of inlet tube, and described draws liquid needle and inlet tube glue phase Even, the adjustment disk is located at casing interior front end, and the adjustment disk is rotatedly connected with housing, and first connecting leg is located at Fixed plate inside left, the first connecting leg upper and lower ends are connected with first sleeve and housing glue respectively, and described second Connecting leg is located at fixed plate inner right side, and the second connecting leg upper and lower ends are connected with second sleeve and housing glue respectively, institute The perfusion tube stated is located at fixed plate interior lower end, and the perfusion tube is connected with fixed plate glue, and the perfusion tube and cover Shell glue is connected.

Further, be also equipped with handle on the left of first push rod and on the right side of the second push rod, the handle respectively with First push rod and the second push rod are integrally connected.

Further, the housing front end is additionally provided with limited block in two sides up and down, and the limited block is integrally connected with housing.

Further, upper end is additionally provided with arc shelves item, the arc shelves item and adjustment disk one on the right side of the adjustment disk It is connected.

Further, the adjustment disk inside left upper end is additionally provided with the first flowing lumen, and first flowing lumen is arc Shape channel.

Further, the adjustment disk inner right side lower end is additionally provided with the second flowing lumen, and second flowing lumen is arc Shape channel.

Further, the inlet tube middle-end is additionally provided with the first check valve, first check valve and inlet tube glue It is connected.

Further, the perfusion tube lower end side is additionally provided with clip, and the clip is connected with perfusion tube using rope system.

Further, the perfusion tube upper end is additionally provided with second one-way valve, the second one-way valve and perfusion tube glue It is connected.

Compared with prior art, double set reciprocating anti-return impregnators first will when carrying out Ureteroscopy Draw liquid needle to be inserted into the normal saline bag of the prior art, then medical staff pushes handle, and handle is made to drive the second push rod connection Dynamic connecting rod is moved along first sleeve and second sleeve from right to left respectively together with the first push rod, i.e. the first push rod drives first Piston slides to the left, realizes first sleeve internal negative pressure, i.e., is acted on by negative-pressure ward, make the physiology salt inside normal saline bag Water is flowed into the first flowing lumen by inlet tube by drawing liquid needle, and then physiological saline is flowed into first sleeve by the first connecting leg, It is synchronous, because the second push rod pushes second piston to move downward, thus the air for realizing inside second sleeve pass through the second connecting leg by Second flowing lumen enters in perfusion tube, i.e., air is outwardly discharged by perfusion tube, after the emptying of second sleeve inner air, Medical staff, which again plugs together perfusion tube with the ureteroscope of the prior art, to be connected, and then rotates clockwise adjustment disk, makes adjustment disk Internal the first flowing lumen docking inlet tube and the second adapter tube, the first adapter tube of the second flowing lumen docking and perfusion tube, then medical care Personnel's pull handle makes handle drive the second push rod linkage connecting rod together with the first push rod respectively along first sleeve and second sleeve It moves from left to right, i.e. the first push rod pushes first piston that the physiological saline inside first sleeve is passed through the first adapter tube to the right It is sent in perfusion tube by the first flowing lumen, then physiological saline is worked by the ureteroscope that perfusion tube enters the prior art Channel, meanwhile, the second push rod drives to the right second piston to realize second sleeve internal negative pressure, i.e. negative pressure generates suction for physiology salt Physiological saline inside water bag flows into the second flowing lumen by inlet tube, and then physiological saline enters second set by the second adapter tube In cylinder, at this time by aforesaid operations, to not only realize the injection of physiological saline, additionally it is possible to right inside synchronous realization second sleeve The suction of physiological saline, finally facilitate it is subsequent continue back and forth to inject, improve medical staff operation convenience, this double groups Reciprocating anti-return impregnator, it is convenient to operate, powerful, is designed by double set reciprocatings, can not only facilitate medical care people Member is operated with, and is improved clinical practicability, is also effectively avoided tradition and need to dismantle syringe repeatedly, lead to expense When it is laborious, and the problem of also large quantity of air is easy to cause to flow into, be finally reached good clinical application purpose, meanwhile, because Housing front end upper and lower ends are equipped with limited block, when adjustment disk drives arc blend stop to be rotated, pass through limited block and arc shelves The fiting effect of item, so as to reach the limit to adjustment disk, the first check valve and second one-way valve are in order to avoid physiology Salt water reflux, improves the fluid injection effect of first sleeve and second sleeve, and clip is solid for the ease of perfusion tube and extraneous clamping It is fixed, improve being fixedly connected for perfusion tube.

Detailed description of the invention

Fig. 1 is the main view of double set reciprocating anti-return impregnators；

Fig. 2 is the cross-sectional view of double set reciprocating anti-return impregnators；

Fig. 3 is the top view of double set reciprocating anti-return impregnators；

Fig. 4 is fixed plate position cutaway view Amplified image；

Fig. 5 is adjustment disk position rotation status cross-sectional view；

Fig. 6 is arc shelves item and limited block position enlarged drawing.

Fixed plate 1, first sleeve 2, first piston 3, the first push rod 4, second sleeve 5, second piston 6, the second push rod 7, Connecting rod 8, inlet tube 10, draws liquid needle 11, adjustment disk 12, the first connecting leg 13, the second connecting leg 14, perfusion tube 15, handle at housing 9 701, limited block 901, the first check valve 1001, arc shelves item 1201, the first flowing lumen 1202, the second flowing lumen 1203, clip 1501, second one-way valve 1502.

The following detailed description will be further explained with reference to the above drawings.

Specific embodiment

Hereinafter, a variety of specific details are elaborated, in order to provide to the saturating of the concept for constituting described embodiment basis Thorough understanding, however, it will be apparent to those skilled in the art that described embodiment can be in these no specific details In the practice of getting off of some or all situations do not specifically describe well-known processing step in other cases.

As shown in Figure 1, Figure 2, shown in Fig. 3, Fig. 4, Fig. 5, Fig. 6, double set reciprocating anti-return impregnators, including fixed plate 1, One sleeve 2, first piston 3, the first push rod 4, second sleeve 5, second piston 6, the second push rod 7, connecting rod 8, housing 9, inlet tube 10, draw liquid needle 11, adjustment disk 12, the first connecting leg 13, the second connecting leg 14, perfusion tube 15, the first sleeve 2 is located at fixed plate 1 inside left, the first sleeve 2 are integrally connected with fixed plate 1, and the first piston 3 is located inside first sleeve 2, The sliding of the first piston 3 and first sleeve 2 is connected, and first push rod 4 is located on the left of first piston 3, and described the One push rod 4 is connected with 3 close-fitting of first piston, and the second sleeve 5 is located at 1 inner right side of fixed plate, the second sleeve 5 It is integrally connected with fixed plate 1, the second piston 6 is located inside second sleeve 5, the second piston 6 and second sleeve 5 Sliding is connected, and second push rod 7 is located at 6 right side of second piston, and second push rod 7 is connected with 6 close-fitting of second piston, The connecting rod 8 is located at 7 rear and front end of the first push rod 4 and the second push rod, 8 left and right sides of connecting rod respectively with the first push rod 4 are connected with 7 glue of the second push rod, and the housing 9, which is located in 1 inner tip of fixed plate, to be surveyed, the housing 9 and fixed plate 1 It is integrally connected, the inlet tube 10 runs through 9 inner tip of housing, and the inlet tube 10 is connected with 9 glue of housing, described Draw liquid needle 11 and be located at 10 top of inlet tube, the liquid needle 11 that draws is connected with 10 glue of inlet tube, and the adjustment disk 12 is located at 9 interior forward end of housing, the adjustment disk 12 are rotatedly connected with housing 9, and it is left that first connecting leg 13 is located at 1 inside of fixed plate Side, 13 upper and lower ends of the first connecting leg are connected with first sleeve 2 and 9 glue of housing respectively, second connecting leg 14 In 1 inner right side of fixed plate, 14 upper and lower ends of the second connecting leg are connected with second sleeve 5 and 9 glue of housing respectively, described Perfusion tube 15 be located at 1 interior lower end of fixed plate, the perfusion tube 15 is connected with 1 glue of fixed plate, and the perfusion tube 15 are connected with 9 glue of housing, and 4 left side of the first push rod and 7 right side of the second push rod are also equipped with handle 701, the handle Hand 701 is integrally connected with the first push rod 4 and the second push rod 7 respectively, and 9 front end of housing is additionally provided with limited block in two sides up and down 901, the limited block 901 is integrally connected with housing 9, and the 12 right side upper end of adjustment disk is additionally provided with arc shelves item 1201, The arc shelves item 1201 is integrally connected with adjustment disk 12, and the 12 inside left upper end of adjustment disk is additionally provided with the first circulation Chamber 1202, first flowing lumen 1202 are curved channel, and the 12 inner right side lower end of adjustment disk is additionally provided with second Cavity 1203, second flowing lumen 1203 are curved channel, and 10 middle-end of inlet tube is additionally provided with the first check valve 1001, first check valve 1001 is connected with 10 glue of inlet tube, and the 15 lower end side of perfusion tube is additionally provided with clip 1501, the clip 1501 is connected with perfusion tube 15 using rope system, and 15 upper end of perfusion tube is additionally provided with second one-way valve 1502, the second one-way valve 1502 is connected with 15 glue of perfusion tube.

Double set reciprocating anti-return impregnators will draw liquid needle 11 first and be inserted into when carrying out Ureteroscopy In the normal saline bag of the prior art, then medical staff pushes handle 701, and handle 701 is made to drive the second push rod 7 linkage connecting rod 8 move along first sleeve 2 and second sleeve 5 from right to left respectively together with the first push rod 4, i.e. the first push rod 4 drives first Piston 3 slides to the left, realizes 2 internal negative pressure of first sleeve, i.e., is acted on by negative-pressure ward, make the physiology inside normal saline bag Salt water is flowed into the first flowing lumen 1202 by inlet tube 10 by drawing liquid needle 11, and then physiological saline is flowed by the first connecting leg 13 It is synchronous in first sleeve 2, because the second push rod 7 pushes second piston 6 to move downward, to realize the air inside second sleeve 5 It being entered in perfusion tube 15 by the second connecting leg 14 by the second flowing lumen 1203, i.e., air is outwardly discharged by perfusion tube 15, After the emptying of 5 inner air of second sleeve, medical staff, which again plugs together perfusion tube 15 with the ureteroscope of the prior art, to be connected, and connects Rotate clockwise adjustment disk 12, so that the first flowing lumen 1202 inside adjustment disk 12 is docked inlet tube 10 and the second adapter tube 14, Second flowing lumen 1203 docks the first adapter tube 13 and perfusion tube 15, then medical staff's pull handle 701, drives handle 701 Second push rod 7 linkage connecting rod 8 is moved along first sleeve 2 and second sleeve 5 from left to right respectively together with the first push rod 4, i.e., First push rod 4 pushes first piston 3 that the physiological saline inside first sleeve 2 is passed through the first adapter tube 13 by the first flowing lumen to the right 1202 are sent in perfusion tube 15, and the ureteroscope work that then physiological saline enters the prior art by perfusion tube 15 is logical Road, meanwhile, the second push rod 7 drives to the right second piston 6 to realize 5 internal negative pressure of second sleeve, i.e. negative pressure generates suction for physiology Physiological saline inside bag of saline flows into the second flowing lumen 1203 by inlet tube 10, then physiological saline by the second adapter tube 14 into Enter into second sleeve 5, at this time by aforesaid operations, to not only realize the injection of physiological saline, additionally it is possible to synchronous to realize the Suction inside two sleeves 5 to physiological saline, finally facilitate it is subsequent continue back and forth to inject, improve medical staff operation Convenience, meanwhile, because 9 front end upper and lower ends of housing are equipped with limited block 901, when adjustment disk 12 drives arc blend stop 1201 to be revolved When turning, by the fiting effect of limited block 901 and arc shelves item 1201, so as to reach the limit to adjustment disk 12, first Check valve 1001 and second one-way valve 1502 are to improve first sleeve 2 and second sleeve 5 in order to avoid physiological saline reflux Fluid injection effect, clip 1501 are to grip for the ease of perfusion tube 15 with the external world, improve being fixedly connected for perfusion tube 15.

The utility model is not limited to above-mentioned specific embodiment, and those skilled in the art visualize from above-mentioned Hair, without creative labor, the various transformation made are all fallen within the protection scope of the utility model.

Claims (9)

1. pair set reciprocating anti-return impregnator, it is characterised in that pushed away including fixed plate, first sleeve, first piston, first Bar, second piston, the second push rod, connecting rod, housing, inlet tube, draws liquid needle, adjustment disk, the first connecting leg, the second company at second sleeve Pipe, perfusion tube, the first sleeve are located at fixed plate inside left, and the first sleeve is integrally connected with fixed plate, institute The first piston stated is located inside first sleeve, and the first piston is connected with first sleeve sliding, first push rod On the left of first piston, first push rod is connected with first piston close-fitting, and the second sleeve is located in fixed plate On the right side of portion, the second sleeve is integrally connected with fixed plate, and the second piston is located inside second sleeve, and described the Two pistons are connected with second sleeve sliding, and second push rod is located on the right side of second piston, second push rod and second Tight with piston is connected, and the connecting rod is located at the first push rod and the second push rod rear and front end, difference at left and right sides of the connecting rod It is connected with the first push rod and the second push rod glue, the housing, which is located in fixed plate inner tip, to be surveyed, the housing and solid Fixed board is integrally connected, and the inlet tube runs through casing interior top, and the inlet tube is connected with housing glue, and described draws Liquid needle is located at the top of inlet tube, and the liquid needle that draws is connected with inlet tube glue, and the adjustment disk is located at casing interior front end, The adjustment disk is rotatedly connected with housing, and first connecting leg is located at fixed plate inside left, on first connecting leg Lower both ends are connected with first sleeve and housing glue respectively, and second connecting leg is located at fixed plate inner right side, and described Two connecting leg upper and lower ends are connected with second sleeve and housing glue respectively, and the perfusion tube is located at fixed plate interior lower end, institute The perfusion tube stated is connected with fixed plate glue, and the perfusion tube is connected with housing glue.

2. double set reciprocating anti-return impregnators as described in claim 1, it is characterised in that on the left of first push rod It is also equipped with handle with the second push rod right side, the handle is integrally connected with the first push rod and the second push rod respectively.

3. double set reciprocating anti-return impregnators as claimed in claim 2, it is characterised in that above and below the housing front end Two sides are additionally provided with limited block, and the limited block is integrally connected with housing.

4. double set reciprocating anti-return impregnators as claimed in claim 3, it is characterised in that on the right side of the adjustment disk End is additionally provided with arc shelves item, and the arc shelves item is integrally connected with adjustment disk.

5. double set reciprocating anti-return impregnators as claimed in claim 4, it is characterised in that left inside the adjustment disk Side upper end is additionally provided with the first flowing lumen, and first flowing lumen is curved channel.

6. double set reciprocating anti-return impregnators as claimed in claim 5, it is characterised in that right inside the adjustment disk Side lower end is additionally provided with the second flowing lumen, and second flowing lumen is curved channel.

7. double set reciprocating anti-return impregnators as claimed in claim 6, it is characterised in that the inlet tube middle-end is also Equipped with the first check valve, first check valve is connected with inlet tube glue.

8. double set reciprocating anti-return impregnators as claimed in claim 7, it is characterised in that the perfusion tube lower end one Side is additionally provided with clip, and the clip is connected with perfusion tube using rope system.

9. double set reciprocating anti-return impregnators as claimed in claim 8, it is characterised in that the perfusion tube upper end is also Equipped with second one-way valve, the second one-way valve is connected with perfusion tube glue.