Disclosure of Invention
The invention aims to provide a urine collector for urology surgery, which is used for solving the problem that the midnight urine collection of children and old people is not easy to control so as to facilitate the midnight urine collection.
The technical scheme adopted by the invention for solving the technical problems is as follows: a urine collector for urology surgery, characterized in that it comprises:
the urine receiving hopper is of a funnel-shaped structure;
the upper end of the ureter is connected with the urine receiving hopper, and the side wall of the ureter is communicated with an eduction tube;
the separation unit is arranged at the inner side of the urinary catheter and is used for controlling urine to flow along the urinary catheter or flow into the leading-out pipe from the urinary catheter;
the handle is fixedly connected with the urinary catheter;
the sampling tube is detachably arranged at the tail end of the eduction tube.
Furthermore, a cannula is arranged at the small end of the urine receiving funnel, a port is arranged at the upper end of the ureter, and the cannula is inserted into the port.
Furthermore, a plug is arranged at the outlet of the eduction tube and extends into the inner side of the sampling tube.
Furthermore, the separating unit comprises a partition plate arranged in the urine tube, a valve arranged in a through hole on the partition plate in a sliding manner, a spring seat arranged above the partition plate, a first spring arranged between the spring seat and the valve, and an opening and closing mechanism, wherein the valve is communicated with the upper side and the lower side of the partition plate under the action of the first spring; the opening and closing mechanism is arranged on the handle and used for driving the valve to close the through hole.
Furthermore, the valve comprises a convex ring, a connecting rod and a sealing block which are sequentially arranged from top to bottom, and the first spring is fixedly connected with the convex ring.
Furthermore, the opening and closing mechanism comprises a push rod arranged on the handle in a sliding mode and a driving block fixed at the tail end of the push rod and arranged in the urine tube, the upper surface of the driving block is an inclined plane, and the inclined plane on the driving block can be in contact with the sealing block and extrude the sealing block to enter the through hole when the push rod is pushed.
Furthermore, a clamp is fixed on the handle, the clamp is arranged on the outer side of the urinary catheter and is fixedly connected with the urinary catheter, and a pipe clamp for clamping the sampling tube is arranged on the clamp.
Furthermore, the separation unit comprises a baffle plate and an opening and closing mechanism which are hinged in the ureter, a torsion spring is arranged between the baffle plate and the ureter, and the baffle plate is contacted with the inner wall of the ureter under the action of the torsion spring so as to seal the joint of the ureter and the eduction tube; the opening and closing mechanism is arranged on the handle and is used for driving the baffle plate to realize the blockage of the ureter.
Further, the opening and closing mechanism comprises a push rod arranged on the handle in a sliding mode, and a first gear and a second gear which are installed on the outer wall of the ureter in a rotating mode, wherein the first gear is meshed with the bottom of the push rod, the first gear is meshed with the second gear, and the second gear and the baffle are arranged coaxially.
Furthermore, the urine receiving funnel is of a folding structure.
The invention has the beneficial effects that: compared with the urine cup in the prior art, the urine taking device for the urology surgery provided by the invention has a slightly complex structure, but can intercept midstream urine in the continuous urination process of a patient, so that discomfort caused by suffocating urine of the patient is avoided. The invention can be recycled after use. The handle is convenient for the patient to hold, and the opening and closing mechanism is arranged on the handle and is convenient for controlling the interception of the midstream urine.
Drawings
FIG. 1 is a three-dimensional schematic diagram of a first embodiment of the present invention;
FIG. 2 is a front view of FIG. 1;
FIG. 3 is a side view of FIG. 1;
FIG. 4 is a sectional view A-A of FIG. 3;
FIG. 5 is a schematic view of initial urine flow;
FIG. 6 is a schematic of mid-stream urine capture;
FIG. 7 is a schematic view showing another shape of the urethral catheterization portion at the lower end of the urinary catheter;
FIG. 8 is a top view of another configuration of the urine receiving funnel;
FIG. 9 is a view showing another configuration of the extraction tube;
FIG. 10 is a schematic view of the pipe clamp;
FIG. 11 is a schematic view of a second embodiment of the present invention;
FIG. 12 is a cross-sectional view of a second embodiment of the present invention;
FIG. 13 is a front view of the urinary catheter of FIG. 11;
FIG. 14 is a cross-sectional view of a coupon;
in the figure: the urine collecting funnel 1, the intubation tube 11, the ureter 2, the connector 21, the catheterization part 22, the eduction tube 23, the plug 24, the gap 25, the baffle 26, the handle 3, the clamp 31, the chute 32, the tube clamp 33, the push rod 4, the protrusion 41, the driving block 42, the clapboard 5, the convex ring 51, the connecting rod 52, the sealing block 53, the spring seat 54, the first spring 55, the sampling tube 6, the mounting ring 61, the end cover 62, the hole 621, the sealing plug 63, the second spring 64, the mounting plate 65, the hole 651, the first gear 7 and the second gear 71.
Detailed Description
As shown in fig. 1 to 14, the present invention mainly comprises a urine receiving funnel 1, a urine tube 2, an eduction tube 23, a handle 3, a separation unit and a sampling tube 6, and the present invention will be described in detail with reference to the accompanying drawings.
As shown in fig. 1 to 4, in the first embodiment of the present invention, the urine receiving funnel 1 is a funnel-shaped structure, and the small end of the urine receiving funnel is provided with a cannula 11. The whole urine receiving funnel can be a plastic part or made of hard paper. The ureter 2 is a plastic tube, the top of the ureter is provided with a connector 21, the diameter of the connector is smaller than that of the ureter, and the intubation tube is inserted into the connector when the ureter is used. The lower end of the catheter is a urethral catheterization portion 22 which is intersected with the main body of the catheter, the urethral catheterization portion is a part of the catheter, and the urethral catheterization portion and the main body of the catheter are in round angle transition. Urine in the ureter flows out through the urethral catheterization part, and the lateral wall of the ureter is provided with an eduction tube 23 which is intersected and communicated with the ureter. A plug 24 is arranged at the liquid outlet end of the eduction tube and is a rubber piece. Urine in the ureter can flow out through the eduction tube, and then realizes the intercepting to the midstream urine.
In order to hold the invention, a handle 3 is arranged on the ureter, the handle is a hollow plastic rod, a first end of the handle is a holding end, a circular hoop 31 is fixed at a second end of the handle, and as shown in fig. 10, a pipe clamp 33 is fixed on the side wall of the hoop and is used for clamping the sampling pipe 6. The ureter is arranged in the clamp and fixedly connected with the clamp, and a sliding groove 32 is arranged on the upper side wall of the holding end of the handle and communicated with the inner cavity of the handle.
The urine tube is internally provided with a separation unit, and the urine can flow from top to bottom through the urine tube or flow out through the eduction tube due to the arrangement of the separation unit. As shown in fig. 4, the separation unit comprises a partition plate 5 arranged on the inner side of the ureter, a valve arranged in a through hole on the partition plate in a sliding manner, a spring seat 54 arranged at the top of the partition plate, a first spring 55 arranged between the spring seat and the valve, and a switch mechanism for adjusting the position of the valve, wherein the valve comprises a convex ring 51, a connecting rod 52 and a sealing block 53 which are sequentially arranged from top to bottom, the convex ring is a circular ring, the connecting rods are arranged on the same circumference, the sealing block is of a solid structure, the diameter of the sealing block is the same as the inner view of the through hole, and the sealing block is arranged below the partition plate under the action of the first. At the moment, the urine flows into the urine tube after flowing on the urine receiving funnel, then flows downwards after passing through the separation unit and flows out through the catheter. The switch mechanism comprises a push rod 4 arranged on the handle in a sliding mode and a driving block 42 fixed on the push rod and arranged in the urine tube, wherein a protrusion 41 is fixed at the first end of the push rod, and the protrusion is arranged to facilitate an operator to push the push rod to move in the handle by using a thumb. The drive block is the right trapezoid structure, the inclined plane of drive block up, promote when protruding to ureter one side, can be so that the drive block is close to sealed piece, after the inclined plane contact on sealed piece and the drive block, can promote sealed piece and shift up, after sealed piece lower surface and the highest point contact of drive block, sealed piece stretches into one section in the through-hole and then realizes the wall of ureter about the baffle, through connecing the urine fill to get into the urine in the ureter this moment and pile up above the baffle, when the junction of liquid level height arrival eduction tube and ureter, the urine gets into in the sample tube through the eduction tube. In order to ensure that urine smoothly enters the sampling tube, the plug is provided with an air outlet. In order to reduce the weight, the handle, the push rod and the driving block are all hollow structures.
As shown in fig. 5, when the patient holds the handle in use, when the patient begins to urinate, initial urine (urine which flows out first during urination) is left on the urine receiving funnel, then enters the urinary catheter and finally flows out through the urethral catheterization part; when urine flows out through the urethral catheterization part, the patient pushes the protrusion of the push rod by using the thumb to enable the push rod to move to one side of the ureter, and the valve is jacked up by the driving block at the moment, so that the through hole on the partition plate is sealed. As shown in fig. 6, at this time, urine (midstream urine) is accumulated above the partition plate, and then flows out through the eduction tube and enters the sampling tube, so that the midstream urine is intercepted. When urine in the sampling tube is about to fill, the protrusion is pushed reversely to reset the push rod, the valve is reset at the moment, and the urine in the urine tube passes through the separation unit again and then flows downwards, and finally flows out through the urine guiding part. In the whole sampling process, the patient does not need to hold urine midway, and the midcourse urine can be taken in the continuous urination process. Therefore, the patient can not feel uncomfortable due to urine holding, or the urine holding problem is difficult to control due to the fact that the patient is a child, and the like.
As shown in FIG. 7, the urethral catheterization portion may have a tapered configuration, in which case the outer diameter of the urethral catheterization portion is smaller than that of the urinary catheter, thereby saving raw materials.
As shown in fig. 8, for the convenience of installation and packaging, the urine receiving funnel 1 may be a folding structure, the urine receiving funnel is provided with uniformly arranged folds, the urine receiving funnel is folded along the folds to be in a column shape, and the folded urine receiving funnel is convenient for packaging. When in use, the big end of the urine receiving funnel is stirred all around to be unfolded.
As shown in fig. 9, in order to avoid too much urine entering the sampling tube due to untimely pushing of the protrusion, the outlet tube at the joint with the urine tube is in an inverted V shape, and once the urine page above the partition plate is lower than the highest point of the outlet tube, the urine cannot enter the outlet tube.
As shown in figure 10, the pipe clamp is provided with a C-shaped bayonet, when in use, the sampling pipe is plugged into the pipe clamp, and then the pipe clamp clamps and fixes the sampling pipe. After sampling, the end cover is installed at the orifice of the sampling tube to seal the sampling tube.
As shown in fig. 11 to 14, in the second embodiment of the present invention, the urine receiving funnel 1 is a funnel-shaped structure, and the small end of the urine receiving funnel is provided with the cannula 11. The whole urine receiving funnel can be a plastic part or made of hard paper. The ureter 2 is a plastic tube, the ureter is in a check square structure, an eduction tube 23 is fixed on the ureter and is communicated with the inner cavity of the ureter, so that urine entering from the upper end of the ureter can flow out through the lower end of the ureter and can also flow out through the eduction tube. The first end of the eduction tube is fixed on the side wall of the ureter, and the second end of the eduction tube is provided with a gap 25.
In order to hold the invention, a handle 3 is arranged on the ureter, the handle is a hollow plastic rod, the first end of the handle is a holding end, and the second end of the handle is fixed on the outer wall of the ureter. A push rod 4 is arranged in the handle in a sliding way, a protrusion 41 is fixed at the first end of the push rod and is in sliding connection with a sliding groove on the handle, and the protrusion is arranged to facilitate pushing the push rod. The push rod extends out of one part of the lower surface of the handle, and teeth are arranged on the push rod of the part. The baffle 26 is arranged at the joint of the eduction tube and the ureter, the lower end of the baffle is hinged with the inner wall of the ureter, a torsional spring is arranged between the baffle and the ureter, and the upper end of the baffle is contacted with the inner wall of the ureter close to the eduction tube under the action of the torsional spring, so that the closure of the eduction tube is realized.
The first gear 7 and the second gear 71 which are arranged in a meshed mode are rotatably arranged on the outer wall of the ureter, the second gear and the baffle are coaxially arranged, and when the second gear rotates, the baffle can be driven to swing. The first gear is engaged with teeth on the lower wall of the push rod. Therefore, when the push rod is pushed, the first gear and the second gear can drive the baffle to swing. When the baffle is pushed to one side far away from the ureter, the baffle swings clockwise, when the baffle is contacted with the inner wall of the ureter far away from the catheter, the baffle cuts off the ureter, and the urine entering from the upper end of the ureter meets the baffle and then flows to one side of the catheter to enter the catheter. The push rod, the first gear, the second gear and the baffle form a separation unit, wherein the push rod, the first gear and the second gear form an opening and closing mechanism, and the partition at two ends of the ureter and the communication between the eduction tube and the ureter are realized through the opening and closing mechanism.
The upper end of the eduction tube is communicated with the ureter, and the second end of the eduction tube is provided with a sampling tube 6. As shown in fig. 14, the sampling tube is a transparent circular tube, the upper end of the sampling tube is open, the lower end of the sampling tube is sealed, a mounting ring 61 is fixed on the inner wall of the top of the sampling tube, an end cover 62 is arranged on the top of the sampling tube, and the mounting ring is in threaded connection with the end cover. The end cover is provided with a step hole which penetrates through the upper surface and the lower surface of the end cover. The upper end of the step hole is small, the lower end of the step hole is large, the step hole comprises three round holes with different diameters, and the inner wall of the smallest round hole is provided with an internal thread for being in threaded connection with the lower end of the outlet pipe. A mounting plate 65 is arranged in the large end of the stepped hole and is in contact with the inner wall of the stepped hole. A sealing plug 63 is arranged above the mounting plate, a second spring is arranged between the sealing plug and the mounting plate, the sealing plug is arranged in a circular hole in the middle of the stepped hole under the action of the second spring, the stepped hole is further sealed, and the sampling tube is in a sealed state at the moment. Be equipped with weeping hole 651 on the mounting panel, link together the lower extreme of sampling tube and stand pipe during the use, be about to the lower extreme screw in of stand pipe in the minimum round hole in step hole, after the sampling tube is rotatory 4-5 circles, the lower extreme of stand pipe just stretches into the biggest round hole in step hole, the stand pipe is with the round hole at the ejecting step hole middle part of sealing plug this moment, and then the realization is to getting through of step hole, the urine in the stand pipe can pass the breach and flow into in the step hole this moment to finally flow into in the sampling tube.
When the second embodiment of the invention is used for sampling, the handle is held by hand, firstly, urine is discharged on the urine receiving funnel, and at the moment, the initial urine flows from top to bottom through the ureter and flows out through the ureter; after urinating for a period of time, the patient pushes the protrusion on the push rod to one side far away from the ureter, the baffle is driven to swing clockwise by the first gear and the second gear until the protrusion reaches the tail end of the sliding groove, the ureter is separated by the baffle, the midstream urine flows into the leading-out pipe after contacting the baffle at the moment, and finally flows into the sampling pipe, so that the midstream urine is intercepted. When urine in the sampling tube is about to fill, the protrusion is pushed reversely to reset the baffle plate, the eduction tube is blocked by the baffle plate, and tail urine flows from top to bottom in the urine tube and is finally discharged.
Compared with the urine cup in the prior art, the urine cup has a slightly complex structure, but can intercept midstream urine in the continuous urination process of a patient, so that discomfort caused by suffocating urine of the patient is avoided. The invention can be recycled after use. The handle is convenient for the patient to hold, and the opening and closing mechanism is arranged on the handle and is convenient for controlling the interception of the midstream urine.