The controlled catheter of a kind of Novel separated type
Technical field
The present invention relates to medical instruments field, particularly a kind of controlled catheter of separate type.
Background technology
Catheter is one of conventional medical apparatus and instruments of the clinical treatments such as urology department, is usually used in the patient that urine can not be taken care of oneself.Catheter can through per urethram inserting bladder in case drainage of urine out, catheter inserts after bladder, has an air bag to fix catheter and stays intravesical, and not easily deviate near catheter head end, and drainage tube connects urinal collects urine.
The catheter applied clinically now includes the catheter of the common catheter not with air bag and band air bag, because existing catheter body is longer, and urethral catheterization is uncontrollable, generally require just to insert patient's bladder when urinating patient, and extract after patient urinates, but plug troublesome poeration at every turn, certain misery can be brought to patient simultaneously; If catheter is plugged on intravesical for a long time, then can be discharged by catheter immediately when bladder accumulated urine, easily cause urinary system infection, longer body also can bring a lot of inconvenience to patient simultaneously.
Summary of the invention
For solving the problem, the object of the present invention is to provide the controlled catheter of a kind of Novel separated type, after being separated, body is shorter, and simultaneously patient can the position in Autonomous Control urethral catheterization hole, thus controls to urinate, very convenient.
The present invention solves the technical scheme that its problem adopts:
The controlled catheter of a kind of Novel separated type, comprise urethral catheterization body, urethral catheterization body is provided with utricule, limit, catheter side is provided with the carrier pipe connecting utricule, described urethral catheterization body is engaged by front mozzle and drainage tube and forms, utricule is arranged on front mozzle, described front mozzle front end is provided with flexible pipeline section, flexible pipeline section is provided with urethral catheterization hole, urethral catheterization hole is positioned in the middle part of utricule, front mozzle is provided with press device and connects flexible pipeline section, press device controls flexible pipeline section action makes urethral catheterization hole stretch out in the middle part of or income utricule outer at utricule.
In the controlled catheter of above-mentioned separate type, described front mozzle is provided with female joint, and on drainage tube, correspondence is provided with male joint, and described front mozzle and drainage tube are bonded together by pin and box sub.
Further, described male joint arranged outside has hemispherical salient point, jump ring or projection, and inside described female joint, correspondence is provided with arc groove, bayonet socket or L shape groove.
In the controlled catheter of above-mentioned separate type, described utricule is air bag or water pocket.
Further, be circular, oval or cylindrical after described utricule inflation or water-filling.
The invention has the beneficial effects as follows:
Compared with existing catheter, the controlled catheter of separate type of the present invention is engaged by front mozzle and drainage tube and forms, and current mozzle can be separated drainage tube after inserting bladder, reduce external catheter body length, being plugged on for a long time in patient body also can not cause makes troubles.Whether front mozzle is provided with flexible pipeline section and controls its flexible press device, press device is arranged on external, and it is built-in or expose that patient freely can control urethral catheterization hole by press device, thus control catheter and urinate.The controlled urinary catheter design hommization of separate type of the present invention, drainage tube can greatly reduce catheter body length after being separated, and the front mozzle being plugged on bladder can be urinated by patient's Autonomous Control, and being plugged on intravesical for a long time also can not make troubles, catheter plug number of times can be reduced, reduce patient painful.
Accompanying drawing explanation
Below in conjunction with accompanying drawing and example, the invention will be further described.
Fig. 1 is the structural representation before first embodiment of the present invention inflation;
Fig. 2 is the structural representation after first embodiment of the present invention inflation;
Fig. 3 be urethral catheterization hole built-in (a) of the present invention and expose (b) time schematic diagram;
Fig. 4 is the structural representation of a kind of pin and box sub provided by the invention;
Fig. 5 is the structural representation of another kind of pin and box sub provided by the invention;
Fig. 6 is the structural representation of the third pin and box sub provided by the invention;
Fig. 7 is the structural representation after second embodiment of the present invention inflation;
Fig. 8 is the structural representation after third embodiment of the present invention inflation.
Detailed description of the invention
Embodiment one:
With reference to Fig. 1, Fig. 2, a kind of preferred embodiment provided by the invention, the controlled catheter of Novel separated type, comprise urethral catheterization body 1, urethral catheterization body 1 is provided with utricule 2, urethral catheterization body 1 side is provided with the carrier pipe 3 connecting utricule 2, preferably, utricule 2 is air bag, and utricule 2 is inflated by carrier pipe 3, and utricule 2 is circle after inflating.In addition, utricule 2 can also be water pocket.
Described urethral catheterization body 1 is formed by pin and box sub joint by front mozzle 11 and drainage tube 12.Described utricule 2 is arranged on front mozzle 11.Front mozzle 11 front end is provided with flexible pipeline section 13, flexible pipeline section 13 is provided with urethral catheterization hole 131, urethral catheterization hole 131 is positioned in the middle part of utricule 2, front mozzle 11 is provided with press device 14 and connects flexible pipeline section 13, flexible pipeline section 13 does not stretch out at ordinary times, ensconce in urethral catheterization hole 131 in the middle of air bag 2, as shown in Fig. 3 (a); When triggering press device 14, flexible pipeline section 13 stretches out, and makes to be exposed at outside air bag 2 outside urethral catheterization hole 131, as shown in Figure 3 (b); Again triggering press device 14 can make flexible pipeline section 13 retract, and urethral catheterization hole 131 is got back in the middle of air bag 2.
Further, front mozzle 11 is provided with female joint 15, on drainage tube 12, correspondence is provided with male joint 16, Fig. 4 to Fig. 6 provides the syndeton of three kinds of pin and box subs, be included in male joint 16 arranged outside and have hemispherical salient point 161, jump ring 162 or projection 163, and inside described female joint 15, correspondence is provided with arc groove 151, bayonet socket 152 or L shape groove 153.The syndeton of above-mentioned pin and box sub is the syndeton preferably adopted in the present invention, but the joint of front mozzle 11 and drainage tube 12 is not limited in above-mentioned syndeton, also by other means engagement leader stream pipe 11 and drainage tube 12.
The use procedure of novel controlled catheter of the present invention is as follows: 1), use before, front mozzle 11 and drainage tube 12 are bonded together.2), plant catheter time, the flexible pipeline section 13 of front mozzle 11 front end and utricule 2 are injected the intravesical of patient, press device 14 stays bladder outside, is input into air or water by carrier pipe 3 in utricule 2, and utricule 2 is expanded, fixing urethral catheterization body 1.3), urethral catheterization hole 131 is interior at ordinary times ensconces in the middle of utricule 2, urine is not discharged by urethral catheterization hole 131, when client need is urinated, press device 14 can be triggered, flexible pipeline section 13 is stretched out, be exposed at outside utricule 2 outside urethral catheterization hole 131, intravesical urine is discharged by urethral catheterization hole 131, after urinating, can again trigger press device 14, flexible pipeline section 13 is bounced back, again hides urethral catheterization hole 131.Whether the present invention is matched by press device 14 and flexible pipeline section 13, can be urinated by patient's Autonomous Control catheter, very convenient.
In above-mentioned steps 2, after plant catheter, can keep the state that front mozzle 11 and drainage tube 12 engage, the urine that mozzle 11 is discharged in the past is discharged into by drainage tube 12 and connects rear-end urinal; Also drainage tube 12 can be separated, reduce the length of urethral catheterization body 1, patient is urinated by front mozzle 11 Autonomous Control, very convenient.
Embodiment two:
The present embodiment is substantially identical with the structure of the first embodiment, and both differences are, the utricule 2 in the present embodiment is ellipse after inflating, as shown in Figure 7.
Embodiment three:
The present embodiment is substantially identical with the structure of the first embodiment, and both differences are, the utricule 2 in the present embodiment is cylindrical after inflating, as shown in Figure 8.
From above-mentioned preferred embodiment, the controlled catheter of separate type of the present invention is engaged by front mozzle 11 and drainage tube 12 and forms, after current mozzle 11 inserts bladder, drainage tube 12 can be separated, reduce external urethral catheterization body 1 length, being plugged on for a long time in patient body also can not cause makes troubles.Whether front mozzle 11 is provided with flexible pipeline section 13 and controls its flexible press device 14, press device 14 is arranged on external, and it is built-in or expose that patient freely can control urethral catheterization hole 131 by press device 14, thus control catheter and urinate.The controlled urinary catheter design hommization of separate type of the present invention, drainage tube 12 can greatly reduce urethral catheterization body 1 length after being separated, the front mozzle 11 being plugged on bladder can be urinated by patient's Autonomous Control, be plugged on intravesical for a long time also can not make troubles, and can reduce catheter plug number of times, thus it is painful to reduce patient.
The above, just preferred embodiment of the present invention, the present invention is not limited to above-mentioned embodiment, as long as it reaches technique effect of the present invention with identical means, all should belong to protection scope of the present invention.