CN107551336A

CN107551336A - A kind of urological department urinary catheterization suite

Info

Publication number: CN107551336A
Application number: CN201710988116.4A
Authority: CN
Inventors: 胡玥
Original assignee: Individual
Current assignee: Wu Yuye
Priority date: 2017-10-21
Filing date: 2017-10-21
Publication date: 2018-01-09
Anticipated expiration: 2037-10-21
Also published as: CN107551336B

Abstract

The invention discloses a kind of urological department urinary catheterization suite, including catheter, be plugged on the preceding connecting tube of the urethral catheterization pipe end, be socketed in the preceding connecting tube rear end normally closed connection component, be plugged on the normally closed connection component rear end rear connecting tube and grafting connecting tube rear end in the rear drainage bag.Will not be by hole plug of urinating when sacculus and bladder inner faces contact, and intravesical urine will not be such that urine is remained in patient's bladder because urination hole site is higher than sacculus；Make the projection of the overlay film by the pressure in the liquid collecting cavity, make the circulation for controlling tubular body urine between the liquid collecting cavity and the rear pipe by the channel conductive indirectly, so as to temper the function of patient's bladder, the connecting tube of drainage bag is controlled manually without patient in timing to temper bladder function.

Description

A kind of urological department urinary catheterization suite

Technical field

The invention belongs to medical instruments field, more particularly to a kind of urological department urinary catheterization suite.

Background technology

Catheter is one of conventional medicine equipment of the clinical treatments such as urological department, and catheter can be through per urethram inserting bladder So that drainage of urine comes out, after catheter insertion bladder, there is a sacculus to stay in close to catheter head end and urethral catheterization is fixed in bladder Pipe is so that catheter is not easy, by connecting drainage bag collection urine.

The urination hole of existing catheter is opened in the front end of sacculus, while sacculus is located at fundus of bladder and is used to fix urethral catheterization Pipe, because the position in hole of urinating makes patient through can not be caused to urinate by the urine discharge for being located at fundus of bladder in bladder during pleural drainage Liquid remains.

In addition, patient is using, it is necessary to carry out bladder function exercise, that is, carrying out daily clamp during catheter, and it is spaced one section Time carries out loose tube, when patient or nursing staff forget loose tube operation, the overlong time of clamp and patient's Water intake is excessive When, patient's intravesical pressure will increase and in time can not discharge urine so as to cause to damage to patient's bladder.

The content of the invention

The technical problems to be solved by the invention are：In view of the deficienciess of the prior art, provide a kind of urological department urethral catheterization External member.

To realize the purpose of the present invention, it is achieved using following technical scheme：A kind of urological department urinary catheterization suite, including lead Urinary catheter, the preceding connecting tube for being plugged on the urethral catheterization pipe end, the normally closed connection component for being socketed in the preceding connecting tube rear end, grafting Drainage bag in the rear connecting tube of the normally closed connection component rear end and grafting connecting tube rear end in the rear；

The catheter includes drainage tube；The drainage lumens for drainage are formed in the drainage tube；The drainage tube front end into Type has the spherical termination for closing the drainage lumens；The drainage tube front portion forms sacculus positioned at the termination rear； The sacculus is close to the drainage pipe outer wall in non-charging state, due to the water of balloon interior during the sacculus charging state Pressure expands the sacculus；The drainage tube is located at sacculus side and formed along catheter length direction to be connected with the drainage lumens Logical urination hole；The length of the urination hole forming is rear end to the middle and upper part of the sacculus of the sacculus；The drainage tube Inwall is along drainage tube length direction integrally formed with the flush pipe for fluid injection and for the water injection pipe to sacculus water filling；It is described Termination front end forms the rinse mouth being connected with the flush pipe；It is described drainage pipe outer wall be located in the sacculus form and The water injection hole that the water injection pipe is connected；The drainage tube bottom form respectively the water filling joint that is connected with the water injection pipe with And the flush-through connection connected with the flush pipe；

The normally closed connection component includes the body being connected with the preceding connecting tube and is movably mounted on the body Fastener；The body form successively from front to back interconnected preceding connector, front tube, middle pipe, rear pipe and after connect Joint；Liquid collecting cavity is formed in the middle pipe；The branch pipe being connected with the liquid collecting cavity is formed on the outside of the middle pipe；The branch The end of pipe is fixedly connected with overlay film；When the urine in the liquid collecting cavity is full of, the overlay film raises up；

The sliding cavity perpendicular to body axial direction is formed in the middle pipe；The middle pipe is located at the side shaping of the branch pipe Flexible press section；The press section, which is located at, to be fixedly connected with the sliding cavity for the logical cunning closed of liquid in control pipe body Motion block；In the middle part of the sliding shoe passage for passing through for urine is axially formed along the body；When the press section is in During non-stress, do not turned between the passage and the liquid collecting cavity, the passage and the rear pipe；When the press section by When pressure makes the sliding shoe slip, turned between the passage and the liquid collecting cavity, the passage and the rear pipe；

It is integrally formed described for snapping onto towards the cylinder of the press section and the cylinder that the fastener includes opening The buckle of body both sides；The ring pipe of annular is installed in the cylinder；The ring pipe includes opening close to the cylinder The driven gear of the opening of the threaded portion of mouth and the remote cylinder；The bottom of the ring pipe lateral wall forms outer spiral shell Line；The cylinder inboard wall forms the internal thread being threadedly coupled with the external screw thread；Be provided with the outside of the cylinder with it is described from The drive gear and the motor for driving the drive gear to rotate that moving gear is connected by meshing transmission；

The end center of opening of the inner barrel away from the cylinder is fixedly connected with round iron post；The threaded portion inwall is consolidated Surely it is connected with the permanent magnet attracting with the round iron post；

The inwall of the driven gear forms multiple skewbacks along the ring pipe is circumferentially equidistant；The skewback is included described in sensing The vertical plane in the axle center of ring pipe；The periphery of the round iron post corresponds to and is provided with multiple spring leafs at each skewback；It is described Vertical plane of the end of spring leaf towards the skewback；

When the fastener is snapped onto on the body, the end of the threaded portion offsets with the press section；

The cylinder forms battery unit away from described buckle one end；Battery for power supply is installed in the battery unit；

The cylinder forms the upper extension being parallel to each other and lower extension towards the branch pipe direction；The upper extension and The lower extension is extended to above the branch pipe；The lower extension upper end corresponds to and is provided with bottom electrode above the branch pipe； The upper extension lower end, which corresponds at the bottom electrode, is provided with Top electrode；The Top electrode, bottom electrode, battery and described Motor forms loop.

Preferably：The sacculus is 1-1.5cm from the front end of the termination.

Preferably：The drainage bag is the drainage bag with counterflow-preventing function.

Compared with prior art, the beneficial effects of the invention are as follows：The catheter in use, the sacculus after water filling In swelling state and it is located at fundus of bladder, because the urination hole forming is in the rear end of the sacculus to middle and upper part, the ball When capsule and bladder inner faces contact will not by hole plug of urinating, and intravesical urine will not because urination hole site higher than sacculus and Urine is set to be remained in patient's bladder；Simultaneously the catheter using when insertion depth for see urine after be inserted into 0.5-1cm i.e. Can.

When the press section is in pressed state, urine in catheter by front tube and is being led to after preceding connecting tube Cross pipe after passage flows through and flow out to rear connecting tube, finally flow into drainage bag；When the press section is in unstressed state, Then can not be by passage, now when urine continues to increase, then in liquid collecting cavity after in the straight liquid collecting cavity of urine stream in the catheter Pressure increase, make overlay film on the branch pipe raised.

When the overlay film on the branch pipe is raised due to the pressure increase in liquid collecting cavity, the bossing of overlay film is mutually butted on The lower end of the lower extension, the bottom electrode is set to be offseted with the Top electrode, now electrical power, the ring pipe is to moving down Pressing the press section by the threaded portion after dynamic moves the sliding shoe, then now the passage and the liquid collecting cavity, Turned between the passage and the rear pipe, allow urine to pass through body arrival drainage bag, complete patient's filling of bladder When urination process；After urine passes through body, the pressure in the liquid collecting cavity reduces, then the overlay film is raised disappears, The Top electrode is separated with the bottom electrode, therefore the motor powers off, and now the ring pipe is replied by the press section Gravitation to the elastic force and the permanent magnet and the round iron post of original state；With moving up for the ring pipe, institute State vertical plane to offset with the spring leaf, make elastic force of the ring pipe by spring leaf, and the permanent magnet and the circle The elastic force increase of gravitation increase, the spring leaf between iron prop, the elastic force of the press section reduce；Until the ring pipe returns Again to initial position, now blocked between the liquid collecting cavity and the rear pipe；The ring pipe returns back to the time of initial position By adjusting the magnetic of the permanent magnet and the controller perturbation of the spring leaf, so that patient possesses enough time and completes row Urine.

Make the projection of the overlay film by the pressure in the liquid collecting cavity, make indirectly between the liquid collecting cavity and the rear pipe The circulation of tubular body urine is controlled by the channel conductive, so as to temper the function of patient's bladder, without patient The connecting tube of timing control drainage bag manually tempers bladder function.

During use, when the drainage bag is general drainage bag, then the connecting tube being connected with the drainage bag is cut It is short and by the normally closed connection component be arranged on the cutting connecting tube between；After the completion of patient's use, by institute State fastener to be kept completely separate with the urine in pipe in the course of the work, then can be disassembled after the completion of use and the new pipe Body uses after being fastened into normally closed connection component for successive patients.

The fastener can reuse, and can reduce the expenditure of cost；The normally closed connection component can be applied to Common drainage bag, it is not necessary to customized again to drainage bag.

Due to controlling the branch pipe that the Top electrode contacts with the bottom electrode to be located at the front portion of body, therefore the liquid collecting cavity When interior pressure does not reach certain pressure, the projection of the overlay film is insufficient to allow the Top electrode to connect with the bottom electrode Touch, be then in blocking state between the liquid collecting cavity and the rear pipe, can prevent the urine in rear connecting tube from passing through body and returning It flow in catheter and pollutes.

Brief description of the drawings

Fig. 1 is the structural representation of the present invention.

Fig. 2 is structural representation of the catheter under sacculus charging state.

Fig. 3 is cross section structure diagram of the catheter under sacculus charging state.

Fig. 4 is the structural representation of normally closed connection component.

Fig. 5 is the decomposition texture schematic diagram of normally closed connection component.

Fig. 6 is the structural representation of ring pipe.

Fig. 7 is the structural representation of the normally closed connection component embodiment 2 of the present invention.

1st, catheter；11st, drainage tube；111st, drainage lumens；12nd, sacculus；13rd, flush pipe；131st, rinse mouth；14th, water injection pipe； 141st, water injection hole；15th, urination hole；16th, termination；17th, water filling joint；18th, flush-through connection；

2nd, normally closed connection component；21st, fastener；211st, battery unit；212nd, cylinder；2121st, round iron post；2122nd, spring leaf； 2123rd, internal thread；213rd, upper extension；2131st, Top electrode；214th, lower extension；2141st, bottom electrode；215th, buckle；22nd, manage Body；221st, middle pipe；2211st, press section；2212nd, sliding shoe；22121st, passage；2213rd, sliding cavity；222nd, front tube；2221st, liquid collecting Chamber；2222nd, liquid collecting cavity passway；223rd, branch pipe；2231st, overlay film；224th, preceding connector；225th, rear connector；226th, rear pipe； 227th, convex pipe；23rd, ring pipe；231st, driven gear；2311st, skewback；232nd, threaded portion；2321st, external screw thread；233rd, permanent magnet； 241st, motor；242nd, drive gear；251st, transverse slat；252nd, sliding panel；2521st, end block；2522nd, rack；31st, preceding connecting tube；32、 Connecting tube afterwards；33rd, drainage bag.

Embodiment

The embodiment of the present invention is made a detailed explanation below according to accompanying drawing.

Embodiment 1

According to Fig. 1 to Fig. 6, a kind of urological department urinary catheterization suite described in the present embodiment, including catheter 1, be plugged on it is described The preceding connecting tube 31 of urethral catheterization pipe end, the normally closed connection component 2 for being socketed in the preceding connecting tube rear end, it is plugged on the normally closed company The drainage bag 33 of the rear connecting tube 32 of connected components rear end and grafting connecting tube rear end in the rear.

The catheter includes drainage tube 11；The drainage lumens 111 for drainage are formed in the drainage tube；The drainage Pipe front end forms the spherical termination 16 for closing the drainage lumens；The drainage tube it is anterior positioned at the termination rear into Type has sacculus 12；The sacculus is close to the drainage pipe outer wall in non-charging state, during the sacculus charging state due to The hydraulic pressure of balloon interior expands the sacculus；The sacculus is 1-1.5cm from the front end of the termination；The drainage tube is located at Sacculus side forms the urination hole 15 being connected with the drainage lumens along catheter length direction；The length of the urination hole forming Spend rear end to the middle and upper part of the sacculus for the sacculus；It is described drainage inside pipe wall along drainage tube length direction integrally formed with For the flush pipe 13 of fluid injection and for the water injection pipe 14 to sacculus water filling；The termination front end forms and the flush pipe The rinse mouth 131 being connected；The drainage pipe outer wall, which is located in the sacculus, forms the water filling being connected with the water injection pipe Hole 141；The drainage tube bottom forms the water filling joint 17 connected with the water injection pipe and connected with the flush pipe respectively Logical flush-through connection 18.

The catheter is in use, the sacculus in swelling state and is located at fundus of bladder after water filling, due to described Hole forming urinate in the rear end of the sacculus to middle and upper part, the sacculus with during bladder inner faces contact will not by hole plug of urinating, And intravesical urine will not be such that urine is remained in patient's bladder because urination hole site is higher than sacculus；The urethral catheterization simultaneously Pipe using when insertion depth for see urine after be inserted into 0.5-1cm.

The normally closed connection component includes the body 22 being connected with the preceding connecting tube and is movably mounted to described Fastener 21 on body；The body forms interconnected preceding connector 224, front tube 222, middle pipe successively from front to back 221st, rear pipe 226 and rear connector 225；The preceding connector is connected with the preceding connecting tube；Connector and institute after described Rear connecting tube is stated to be connected；Liquid collecting cavity 2221 is formed in the middle pipe；Formed and the liquid collecting cavity phase on the outside of the middle pipe The branch pipe 223 of connection；The end of the branch pipe is fixedly connected with overlay film 2231；When the urine in the liquid collecting cavity is full of, institute State overlay film to raise up, the height that the overlay film is heaved then embodies the pressure size in the liquid collecting cavity.

The sliding cavity 2213 perpendicular to body axial direction is formed in the middle pipe；The sliding cavity and the liquid collecting Chamber, the sliding cavity are connected with the rear pipe；The side that the middle pipe is located at the branch pipe is molded flexible press section 2211；The press section, which is located at, to be fixedly connected with the sliding cavity for the logical sliding shoe 2212 closed of liquid in control pipe body； In the middle part of the sliding shoe passage 22121 for passing through for urine is axially formed along the body；When the press section is in During non-stress, do not turned between the passage and the liquid collecting cavity, the passage and the rear pipe；When the press section by When pressure makes the sliding shoe slip, turned between the passage and the liquid collecting cavity, the passage and the rear pipe.Pressed when described When splenium is in pressed state, urine in the catheter pipe stream after being flowed through by front tube after preceding connecting tube and by passage Go out to rear connecting tube, finally flow into drainage bag；When the press section is in unstressed state, the urine in the catheter Then can not be by passage after in the straight liquid collecting cavity of liquid stream, now when urine continues to increase, then the pressure increase in liquid collecting cavity, makes described Overlay film on branch pipe is raised.

The fastener includes opening towards the cylinder 212 of the press section, integrally formed for detaining with the cylinder It is connected on the buckle 215 of the body both sides；The ring pipe 23 of annular is installed in the cylinder；The ring pipe includes close The driven gear 231 of the opening of the threaded portion 232 of the opening of the cylinder and the remote cylinder；The ring pipe lateral wall Bottom form external screw thread 2321；The external screw thread is double thread；The cylinder inboard wall forms and the external screw thread spiral shell The internal thread 2123 of line connection；The external diameter of the driven gear is less than the externally threaded external diameter；It is provided with the outside of the cylinder The drive gear 242 and the motor 241 for driving the drive gear to rotate being connected by meshing transmission with the driven gear； The motor is direct current generator；The drive gear remains engagement with the driven gear；When the motor works When, driven gear described in the driving gear drives is rotated so that the ring pipe moves along internal thread to the press section.

The end center of opening of the inner barrel away from the cylinder is fixedly connected with round iron post 2121；The screw thread Portion's inwall is fixedly connected with the permanent magnet 233 attracting with the round iron post.

The inwall of the driven gear forms multiple skewbacks 2311 along the ring pipe is circumferentially equidistant；The skewback includes Point to the vertical plane 23111 in the axle center of the ring pipe；The periphery of the round iron post correspond to be provided with each skewback it is more Individual spring leaf 2122；Vertical plane of the end of the spring leaf towards the skewback；When the ring pipe is along the internal thread rotation When turning to move down, now end direction of the vertical plane of skewback away from the spring leaf is rotated, i.e., described skewback is contacted to bullet During reed, the spring leaf curves inwardly without the rotation for interfering the ring pipe；When the ring pipe is along the internal thread rotation Turn when moving up, now the end direction of the vertical plane of the skewback towards the spring leaf rotates, due to the skewback with To during when moving up, the end of the vertical plane and the spring leaf offsets the ring pipe, so that the spring leaf produces Raw elastic potential energy.

When the fastener is snapped onto on the body, the end of the threaded portion offsets with the press section.

The cylinder forms battery unit 211 away from described buckle one end；It is provided with the battery unit for power supply Battery.

The cylinder forms the upper extension 213 being parallel to each other and lower extension 214 towards the branch pipe direction；It is described Upper extension and the lower extension are extended to above the branch pipe；The lower extension upper end corresponds to and installed above the branch pipe There is bottom electrode 2141；The upper extension lower end, which corresponds at the bottom electrode, is provided with Top electrode 2131；The Top electrode, under Electrode, battery and the motor form loop.

When the ring pipe is located at initial position, i.e., when described ring pipe is located at peak, the permanent magnet with it is described The attraction of round iron post and the elastic force of the spring leaf reach equalization point, the ring pipe is remained static.

Further, when the drainage bag selects the drainage bag with counterflow-preventing function, can further prevent from urinating Liquid adverse current is so as to polluting catheter.

Embodiment 2

With reference to shown in Fig. 7, the present embodiment has made following improvement on the basis of embodiment 1；The motor lateral wall is fixedly connected There is transverse slat 251；Among the transverse slat sliding panel 252 is slidably connected along the output direction of principal axis of the motor；Under the sliding panel End forms the rack 2522 being connected by meshing transmission with the drive gear；The rack and the drive gear under original state Depart from；The sliding panel is molded the end block 2521 of the restricted slider bar sliding distance away from described rack one end.

When needing to carry out lasting drainage to patient, medical personnel, which press the lower extension, makes the Top electrode and institute Bottom electrode contact is stated, the conducting in the body is made after the motor works, then pressing sliding panel makes the rack and institute State drive gear intermeshing, after the completion of unclamp lower extension and depart from Top electrode and bottom electrode；Now due to the rack with Drive gear engagement, and the rack can not move, therefore limit the drive gear and rotate, so as to further limit from Moving gear rotate, then the ring pipe can not rotate and be maintained at the state for pressing the press section, make the liquid collecting cavity with Pipe is in lasting conducting state after described, so as to carry out lasting drainage to patient.

Extracting the sliding panel upwards after lasting drainage process is completed makes the rack be taken off with the drive gear From engagement.

Claims

A kind of 1. urological department urinary catheterization suite, it is characterised in that：Including catheter, it is plugged on the preceding connection of the urethral catheterization pipe end The rear connecting tube manage, be socketed in the normally closed connection component of the preceding connecting tube rear end, being plugged on the normally closed connection component rear end And the drainage bag of grafting connecting tube rear end in the rear；

The catheter includes drainage tube；The drainage lumens for drainage are formed in the drainage tube；The drainage tube front end into Type has the spherical termination for closing the drainage lumens；The drainage tube front portion forms sacculus positioned at the termination rear； The sacculus is close to the drainage pipe outer wall in non-charging state, due to the water of balloon interior during the sacculus charging state Pressure expands the sacculus；The drainage tube is located at sacculus side and formed along catheter length direction to be connected with the drainage lumens Logical urination hole；The length of the urination hole forming is rear end to the middle and upper part of the sacculus of the sacculus；The drainage tube Inwall is along drainage tube length direction integrally formed with the flush pipe for fluid injection and for the water injection pipe to sacculus water filling；It is described Termination front end forms the rinse mouth being connected with the flush pipe；It is described drainage pipe outer wall be located in the sacculus form and The water injection hole that the water injection pipe is connected；The drainage tube bottom form respectively the water filling joint that is connected with the water injection pipe with And the flush-through connection connected with the flush pipe；

The normally closed connection component includes the body being connected with the preceding connecting tube and is movably mounted on the body Fastener；The body form successively from front to back interconnected preceding connector, front tube, middle pipe, rear pipe and after connect Joint；Liquid collecting cavity is formed in the middle pipe；The branch pipe being connected with the liquid collecting cavity is formed on the outside of the middle pipe；The branch The end of pipe is fixedly connected with overlay film；When the urine in the liquid collecting cavity is full of, the overlay film raises up；

The sliding cavity perpendicular to body axial direction is formed in the middle pipe；The middle pipe is located at the side shaping of the branch pipe Flexible press section；The press section, which is located at, to be fixedly connected with the sliding cavity for the logical cunning closed of liquid in control pipe body Motion block；In the middle part of the sliding shoe passage for passing through for urine is axially formed along the body；When the press section is in During non-stress, do not turned between the passage and the liquid collecting cavity, the passage and the rear pipe；When the press section by When pressure makes the sliding shoe slip, turned between the passage and the liquid collecting cavity, the passage and the rear pipe；

It is integrally formed described for snapping onto towards the cylinder of the press section and the cylinder that the fastener includes opening The buckle of body both sides；The ring pipe of annular is installed in the cylinder；The ring pipe includes opening close to the cylinder The driven gear of the opening of the threaded portion of mouth and the remote cylinder；The bottom of the ring pipe lateral wall forms outer spiral shell Line；The cylinder inboard wall forms the internal thread being threadedly coupled with the external screw thread；Be provided with the outside of the cylinder with it is described from The drive gear and the motor for driving the drive gear to rotate that moving gear is connected by meshing transmission；

The end center of opening of the inner barrel away from the cylinder is fixedly connected with round iron post；The threaded portion inwall is consolidated Surely it is connected with the permanent magnet attracting with the round iron post；

The inwall of the driven gear forms multiple skewbacks along the ring pipe is circumferentially equidistant；The skewback is included described in sensing The vertical plane in the axle center of ring pipe；The periphery of the round iron post corresponds to and is provided with multiple spring leafs at each skewback；It is described Vertical plane of the end of spring leaf towards the skewback；

When the fastener is snapped onto on the body, the end of the threaded portion offsets with the press section；

The cylinder forms battery unit away from described buckle one end；Battery for power supply is installed in the battery unit；

The cylinder forms the upper extension being parallel to each other and lower extension towards the branch pipe direction；The upper extension and The lower extension is extended to above the branch pipe；The lower extension upper end corresponds to and is provided with bottom electrode above the branch pipe； The upper extension lower end, which corresponds at the bottom electrode, is provided with Top electrode；The Top electrode, bottom electrode, battery and described Motor forms loop.
A kind of 2. urological department urinary catheterization suite as claimed in claim 1, it is characterised in that：Front end of the sacculus from the termination For 1-1.5cm.
A kind of 3. urological department urinary catheterization suite as claimed in claim 1, it is characterised in that：The drainage bag is with counterflow-preventing work( The drainage bag of energy.