CN202859902U - Water injection device used for colonoscope operation - Google Patents

Abstract

The utility model discloses a water injection device used for colonoscope operation and relates to a water injection appliance used for the colonoscope operation. The water injection device used for the colonoscope operation solves the problem that during an existing colonoscope operation process, an injector with a volume of 50 ml is adopted to inject water into an enteric cavity, and due to the small volume and small pressure of the injector, continuous performance of the operation is poor, and colonoscope inserting requirements of doctors can not be met. An inner tube is arranged in a water storage bottle, wherein the lower end of a lower tube is located at the bottom of the water storage bottle, the upper end of an upper tube is located outside an bottle opening of the water storage bottle, a water inlet valve is arranged at a position of a taper tube in the inner tube, and a spring is arranged in the upper tube. A press bar water through hole is formed inside a press bar, and a press handle water through hole communicated with the press bar water through hole is formed inside a press handle. A rubber ring is arranged in the upper end of the upper tube, wherein the lower end of the press bar is arranged in the rubber ring. A water storage bottle cover is in threaded connection with the bottle opening of the water storage bottle 1. An inner tube cover is in threaded connection with the upper end of the upper tube. An input end of a connection tube is connected with the press handle water through hole. A tee joint is installed on the connection tube. The water injection device is used for the colonoscope operation.

Description

Be used for colonoscope operation water filling device

Technical field

This utility model relates to a kind of water filling utensil for the colonoscope operation.

Background technology

Need to be to the continuous water filling of intracavity during existing colonoscope operation, the utensil that water filling is adopted is common 50ml syringe, the pull that utilizes syringe water filling in the enteric cavity, because the syringe capacity of 50ml is little, pressure is little, syringe needs constantly repeatedly to extract, cause continuous poor performance in the operating process, can not satisfy the doctor and advance the mirror demand.

The utility model content

This utility model for existing colonoscope operation adopt the water filling in the enteric cavity of 50ml syringe, the syringe capacity is little, pressure is little, repeatedly extracts, and causes continuous poor performance in the operating process, can not satisfy the problem that the doctor advances the mirror demand, provide a kind of for colonoscope operation water filling device.

This utility model comprises water-storing bottle, inner tube, water intaking valve, spring, pressure handle, the glue ring, the water storage bottle cap, the inner tube lid, connection tube and threeway, inner tube comprises pipe, Taper Pipe and lower pipe, the internal diameter of lower pipe is less than the internal diameter of upper pipe, upper pipe, Taper Pipe and lower pipe set gradually and make one from top to bottom, inner tube is arranged in the water-storing bottle, and the lower end of lower pipe is positioned at the bottom of water-storing bottle, the upper end of upper pipe is positioned at the bottleneck outside of water-storing bottle, water intaking valve is arranged on the Taper Pipe place in the inner tube, spring is arranged in the pipe, pressure handle comprises pressure handle and depression bar, and depression bar is vertical with pressure handle to be arranged, and depression bar and pressure handle are made one, depression bar inside is provided with the depression bar limbers, pressure handle inside is provided with the pressure handle limbers that communicates with the depression bar limbers, and the glue ring arranges in the pipe of pipe upper end, and the lower end of depression bar is arranged in the glue ring, the water storage bottle cap is connected with the whorl of bottleneck of water-storing bottle, the inner tube lid is threaded with the upper end of upper pipe, and the input of connection tube is connected with the pressure handle limbers, and threeway is installed on the connection tube.

The utility model has the advantages that: one, because the good seal performance of glue ring, and by repeatedly the pressing of pressure handle, increased the negative pressure in the inner tube; Therefore, utilize this utility model water filling in the colonic lumen, water can inject colonic lumen continually, and performance is good continuously in the operating process, and the enteric cavity expansion is fast, can satisfy the demand that the doctor advances mirror.Two, utilize this utility model water filling in the colonic lumen, singlely just can operate, alleviated operator's workload, improved work efficiency.Three, this utility model proves through clinical practice, and water filling device inserts the time of ileocecus less than the time of syringe insertion ileocecus.

Description of drawings

Fig. 1 is overall structure master's cutaway view of the present utility model.

The specific embodiment

The specific embodiment one: present embodiment is described in conjunction with Fig. 1, present embodiment comprises water-storing bottle 1, inner tube 2, water intaking valve 3, spring 4, pressure handle 5, glue ring 6, water storage bottle cap 7, inner tube lid 8, connection tube 9 and threeway 10, inner tube 2 comprises pipe 2-1, Taper Pipe 2-2 and lower pipe 2-3, the internal diameter of lower pipe 2-3 is less than the internal diameter of upper pipe 2-1, upper pipe 2-1, Taper Pipe 2-2 and lower pipe 2-3 set gradually and make one from top to bottom, inner tube 2 is arranged in the water-storing bottle 1, and the lower end of lower pipe 2-3 is positioned at the bottom of water-storing bottle 1, the upper end of upper pipe 2-1 is positioned at the bottleneck outside of water-storing bottle 1, water intaking valve 3 is arranged on the Taper Pipe 2-2 place in the inner tube 2, spring 4 is arranged among the pipe 2-1, pressure handle 5 comprises pressure handle 5-1 and depression bar 5-2, depression bar 5-2 arranges with pressure handle 5-1 is vertical, depression bar 5-2 and pressure handle 5-1 make one, depression bar 5-2 inside is provided with depression bar limbers 5-2-1, pressure handle 5-1 inside is provided with the pressure handle limbers 5-1-1 that communicates with depression bar limbers 5-2-1, glue ring 6 arranges in the pipe of pipe 2-1 upper end, the lower end of depression bar 5-2 is arranged in the glue ring 6, water storage bottle cap 7 is connected with the whorl of bottleneck of water-storing bottle 1, inner tube lid 8 is threaded with the upper end of upper pipe 2-1, the input of connection tube 9 is connected with pressure handle limbers 5-1-1, the outfan of connection tube 9 passes to colon, and threeway 10 is installed on the connection tube 9.

The specific embodiment two: in conjunction with Fig. 1 present embodiment is described, the lower surface of the lower pipe 2-3 of present embodiment is inclined-plane 2-3-1.Be difficult for stopping up during inclined-plane 2-3-1 suction.Other composition and annexation are identical with the specific embodiment one.

Operation principle of the present utility model: see Fig. 1, when pressing pressure handle 5, spring 4 presses down to contract in the effect of depression bar 5-2 and glue ring 6 water intaking valve 3 is closed, when lifting pressure handle 5, spring 4 resets and water intaking valve 3 is opened, and water is drawn under negative pressure state in the inner tube 2, so comes and goes, water will enter connection tube 9 through inner tube 2, depression bar limbers 5-2-1, pressure handle limbers 5-1-1 continually, thereby realizes the purpose of water outlet.

Claims (2)

1. one kind is used for colonoscope operation water filling device, it is characterized in that: described device comprises water-storing bottle (1), inner tube (2), water intaking valve (3), spring (4), pressure handle (5), glue ring (6), water storage bottle cap (7), inner tube lid (8), connection tube (9) and threeway (10), inner tube (2) comprises pipe (2-1), Taper Pipe (2-2) and lower pipe (2-3), the internal diameter of lower pipe (2-3) is less than the internal diameter of upper pipe (2-1), upper pipe (2-1), Taper Pipe (2-2) and lower pipe (2-3) set gradually and make one from top to bottom, inner tube (2) is arranged in the water-storing bottle (1), and the lower end of lower pipe (2-3) is positioned at the bottom of water-storing bottle (1), the upper end of upper pipe (2-1) is positioned at the bottleneck outside of water-storing bottle (1), the Taper Pipe (2-2) that water intaking valve (3) is arranged in the inner tube (2) is located, spring (4) is arranged in the pipe (2-1), pressure handle (5) comprises pressure handle (5-1) and depression bar (5-2), depression bar (5-2) and the vertical setting of pressure handle (5-1), depression bar (5-2) is made one with pressure handle (5-1), depression bar (5-2) inside is provided with depression bar limbers (5-2-1), pressure handle (5-1) inside is provided with the pressure handle limbers (5-1-1) that communicates with depression bar limbers (5-2-1), glue ring (6) arranges in the pipe of pipe (2-1) upper end, the lower end of depression bar (5-2) is arranged in the glue ring (6), water storage bottle cap (7) is connected with the whorl of bottleneck of water-storing bottle (1), inner tube lid (8) is threaded with the upper end of upper pipe (2-1), the input of connection tube (9) is connected with pressure handle limbers (5-1-1), and threeway (10) is installed on the connection tube (9).

2. described for colonoscope operation water filling device according to claim 1, it is characterized in that: the lower surface of described lower pipe (2-3) is inclined-plane (2-3-1).

Images