CN208893434U - Catheter - Google Patents

Abstract

The utility model discloses a kind of catheters, including for protruding into intravesical head and being placed in extracystic tail portion, the head is provided with urination mouth, the tail portion is provided with the catheter of the connection urination mouth, head rear end is provided with sacculus, the tail portion is provided with the diversion pipe of the connection sacculus, is provided with fold on the sacculus outer wall.By using the sacculus that head is arranged in, bladder internal pressure can be controlled by way of filling the water to sacculus, realized and squeezed urine from urination mouth discharge；Due to can be avoided the abrasion that existing sack cavity structure generates bladder inner wall when inflated is gradually fitted on bladder inner wall using the sacculus for being provided with fold；The problem of being fitted using pleated structure and bladder inner wall, urine effluent existing for existing sack cavity structure can be reduced.

Description

Catheter

Technical field

The utility model belongs to the technical field of medical equipment, specifically, being related to a kind of catheter.

Background technique

Catheterization is extensive in clinical application, for having stupor, the urinary incontinence, lower abdomen and operation on pelvis, the retention of urine, bladder swollen Necessity that tumor Regional drug perfusion, heart failure and urgent patient's accurate recording urine volume etc. have urinary catheter to dispose.In addition, placement is led Urinary catheter need to keep perineum local desiccation, cleaning, and urine local skin is avoided to stimulate.However in clinical practice work, due to Catheter implanting saccule at front end and neck of urinary bladder stickiness are poor at present, usually have urine to leak out after placement from catheter side, influence urine volume Accurate recording, while perineum local desiccation, cleaning will receive influences, and local skin stimulation is can hardly be avoided.Urine is solved at present Liquid side leakage method is few, usually increases sacculus water injection rate, the bigger urinary catheter of replacement, the fixed catheter of drawing using appropriate, but real Border effect is also unsatisfactory, and will appear difficult urethral catheterization, bladder and the excessive ischaemic of mucous membrane of urethra compression, necrosis.Side leakage Urine can drench quilt cover and sheet, and hospital's solution is that family members is made to buy the perineum that wet diaper is clipped in patient, lead to disease People's perineum part poor air permeability, is easy to appear diaper rash, while increasing the financial burden of patient.

The application of existing saccule urinary catheter clinically: conventional perineum iodophor disinfection selects the urethral catheterization of 14F primary sterilization Pipe, in urinary catheter front end coating liquid paraffin oil, then from urethral orifice be inserted into catheter, into about 10cm after urine flow out, from water filling End water filling 5ml, for catheter leading portion balloon inflation at spherical shape, pulling catheter has some tension, then connects urinal, fixed urethral catheterization Pipe.If having ankylurethria or patients with benign prostate hyperplasia, placement urinary catheter has certain difficulty, and small No.1 urine may be selected in such case Pipe disposes under iron wire guidance.It is easy to appear urine after urinary catheter placement along urinary catheter effluent, causes urine volume record inaccurate, part Skin irritatin causes diaper rash.Urine side leakage main cause: cystospasm, catheter are bonded imprecision, urethral catheterization with orificium urethrae internum Blockage etc., it is few to solve urine side leakage method at present, usually using it is appropriate increase sacculus water injection rate, the bigger urinary catheter of replacement, Fixed catheter is pulled, but actual effect is also unsatisfactory, and will appear difficult urethral catheterization, bladder and mucous membrane of urethra and be pressurized overall situation Portion's ischemic, necrosis.The urine of side leakage can drench quilt cover and sheet, and hospital's solution is to make family members buy wet diaper to be clipped in disease The perineum of people leads to patient's perineum part poor air permeability, is easy to appear diaper rash, while increasing the financial burden of patient.

Utility model content

For deficiency above-mentioned in the prior art, the utility model provides a kind of catheter, for improving existing urethral catheterization Pipe is easy to appear the problem of side leakage leads to patient's perineum diaper rash, while can improve mucous membrane of urinary bladder and be pressurized and excessive lead to part The problem of ischemic necrosis.

In order to achieve the above object, the solution that the utility model uses is:

A kind of catheter is disclosed, including for protruding into intravesical head and being placed in extracystic tail portion, described Head is provided with urination mouth, and the tail portion is provided with the catheter of the connection urination mouth, is provided in head rear end Sacculus is provided with the diversion pipe of the connection sacculus in the tail portion, is provided with fold on the sacculus outer wall.

By the way that the sacculus on head is arranged in, when urethra is inserted on head, sacculus is shunk, and urination mouth and sacculus are inserted into wing It after inside Guang, will be filled the water to sacculus, and during increasing balloon volume, to bladder internal pressurization, stretch out ball at this time Capsule makes the fold on sacculus be fitted in bladder close to urethral orifice one end, at this time since there are gaps between fold, so that pleated portions Position can be fitted on bladder inner wall, prevent urine is by urethral orifice position from being leaked out, and then the problem of reduce flow measurement, urine During the evacuating catheter output of urination opening's edge, it can facilitate and quantitative measurment is carried out to it.

Due to being fitted on bladder inner wall for sacculus dispersion, when in use, sacculus can be made more by way of traction The problem of being closely fitted on bladder inner wall, can reducing the existing compressing of existing sacculus, abrasion neck of urinary bladder at this time, is reduced As inserting mucous membrane ischemic caused by urinary catheter, downright bad problem.

Further, the fold is located at the sacculus far from the urination mouth side.

Further, the fold is cyclic annular fold or strip fold or irregular fold.

Further, the outer diameter in the middle part of the sacculus is greater than the outer diameter at its both ends.

Further, the sacculus, which is less than its middle part outer diameter far from the outer diameter of urination mouth one end, makes it in drops knot Structure.

Further, the catheter and the diversion pipe are embedded on the inside of overclad tubes.

Further, the head, tail portion and overclad tubes are that vinyon is made.

It, can be by being filled the water to sacculus the utility model has the beneficial effects that by using the sacculus that head is arranged in Mode controls bladder internal pressure, realizes and squeezes urine from urination mouth discharge；Due to working as sacculus using the sacculus for being provided with fold When inflation is gradually fitted on bladder inner wall, the abrasion that existing sack cavity structure generates bladder inner wall can be avoided；Utilize pleat The problem of wrinkle structure fits with bladder inner wall, can reduce urine effluent existing for existing sack cavity structure.

Detailed description of the invention

Fig. 1 is the utility model catheter sacculus unaerated structural schematic diagram；

Fig. 2 is the utility model catheter inflated status architecture schematic diagram；

Fig. 3 is the utility model using state structure diagram；

Fig. 4 is the utility model air inlet pipe and evacuating catheter arrangement schematic diagram；

In attached drawing: 100- bladder；The head 200-；201- urination mouth；202- sacculus；203- fold；The tail portion 300-；301- is led Urinary catheter；302- diversion pipe；400- overclad tubes.

Specific embodiment

To keep the purpose of this utility model, technical solution and advantage clearer, below to the technology in the utility model Scheme is clearly and completely described, it is clear that the embodiments are a part of the embodiments of the present invention, rather than complete The embodiment in portion.Based on the embodiments of the present invention, those of ordinary skill in the art are not before making creative work Every other embodiment obtained is put, is fallen within the protection scope of the utility model.

The utility model is further described below in conjunction with attached drawing:

Referring to attached drawing 1-4, the utility model provides a kind of catheter, and one end protrudes into inside bladder 100, as head 200, the other end is located at outside bladder 100, as tail portion 300, the head 200 is provided with urination mouth 201, described Tail portion 300 is provided with the catheter 301 of the connection urination mouth 201, head rear end is provided with sacculus 202, described Tail portion 300 is provided with the diversion pipe 302 of the connection sacculus 202, is provided with fold 203 on 202 outer wall of sacculus. When in use, conventional perineum iodophor disinfection selects improved 12F primary sterilization catheter, in urinary catheter front end coating liquid Paraffin oil, then from urethral orifice be inserted into catheter, into about 10cm after urine flow out, from diversion pipe fill the water 5ml, catheter leading portion Balloon inflation at bulb-shaped, surface has the wrinkle of different directions, sacculus can in this way be bonded closely with bladder neck, Drawing catheter has some tension, then connects urinal, fixed catheter.No longer there is urine along urinary catheter side after urinary catheter placement Stream, local skin keep drying, avoid diaper rash, can be with accurate recording urine volume；Mitigate workload, while can reduce The financial burden of patient.In addition, avoiding sacculus to the compressing of mucous membrane of urethra, cause ischemic, the necrosis of mucous membrane.

In the utility model, solve the problems, such as urine side leakage, can accurate recording urine volume, while after avoiding urine side leakage Stimulation to local skin, meanwhile, the use of small No.1 urinary catheter mitigates the compressing of urinary tract, prevents hyperemia, the water of mucous membrane of urethra It is swollen.Technology production at present is simple, and clinical manipulation is easy, no urine side leakage and the inaccurate worry of urine volume record.It can reduce workload, The financial burden of patient can be reduced simultaneously.

It, can be using to realizing balloon inflation by the way of inflated in the another embodiment of the utility model. When in use, head per urethra is inserted into bladder, is inflated by diversion pipe to air bag, expands air bag, gently draw water conservancy diversion at this time Pipe makes air bag be close to bladder body, and after reaching a certain amount of to the urine in bladder, extra urine will be through urination mouth discharge ground Outside, catheter is connected using urinal at this time, urine collecting and measurement can be realized.

Embodiment 1:

In the present embodiment, in order to enable fold preferably to match with bladder and urethral orifice connecting portion, preferably institute The fold 203 stated is located at the sacculus 202 far from 201 side of urination mouth.Make sacculus close to urination mouth one end in light Sliding surface.When being inserted into head 200, sacculus is in contraction state, can reduce the abrasion to urethra at this time, reduces mucous membrane of urethra damage Wound.When carrying out urination operation, sacculus is filled the water, at this time balloon inflation, so that being provided with fold one end is fitted in urethra Mouth connection bladder side, may be implemented the effect for preventing flow measurement at this time.

In the present embodiment, as the preferred constructive form of fold 203, the fold 203 is irregular arrangement.With sacculus Centered on axis, make fold on sacculus outer wall in irregular arrangement, wherein in the present embodiment, the arrangement mode of fold 203 is also It can be ring fold wrinkle or strip fold or other modes, in irregular when making sacculus far from urination mouth end surface charging state Also may be used on surface.

In 202 component of sacculus provided in this embodiment, the outer diameter at 202 middle part of sacculus is greater than the outer diameter at its both ends, It is that sacculus can be made more to hold using the relatively large balloon structure in middle part in spheroid or water-drop-shaped under sacculus use state It is easy to attach in bladder and urethral orifice connecting portion, the problem of the airtightness of sacculus can be improved at this time, be further reduced flow measurement.

Further, in this embodiment preferably outer diameter of the sacculus 202 far from urination 201 one end of mouth is less than it Middle part outer diameter makes it in drops structure.Using the balloon structure for being in drops, make the fold and bladder neck on sacculus outer wall Shape matches, and while so that sacculus is played the good effect for preventing flow measurement at this time, sacculus and outer shape are preferably It cooperates with bladder neck, compared to the flat structure in existing Fig. 1, sacculus can be greatly reduced, neck of urinary bladder is generated Abrasion and compressing, reduce mucous membrane ischemic, necrosis problem.

Embodiment 2:

The mounting means of catheter and diversion pipe is disclosed in the present embodiment, wherein the catheter 301 and described Diversion pipe 302 is embedded in 400 inside of overclad tubes；The diameter of catheter 301 is 3 times of 302 diameter of diversion pipe.It, will in processing Catheter and diversion pipe are mounted side by side on inside overclad tubes, when being inserted into urinary catheter, can be convenient while head is inserted into wing In Guang, facilitate operation, while reducing the abrasion to urethra.

In order to be further reduced abrasion, the urinary catheter component provided in the present embodiment, the head 200, tail portion 300 and outsourcing Pipe 400 is that vinyon is made.

Finally, it should be noted that above embodiments are only to illustrate the technical solution of the utility model, rather than its limitations； Although the utility model is described in detail with reference to the foregoing embodiments, those skilled in the art should understand that: It is still possible to modify the technical solutions described in the foregoing embodiments, or part of technical characteristic is carried out etc. With replacement；And these are modified or replaceed, various embodiments of the utility model technology that it does not separate the essence of the corresponding technical solution The spirit and scope of scheme.

Claims (7)

1. a kind of catheter including the head (200) for protruding into bladder (100) and is placed in the tail portion of bladder (100) outside (300), the head (200) is provided with urination mouth (201), the tail portion (300) is provided with the connection row The catheter (301) of urine mouth (201) is set it is characterized in that: being provided with sacculus (202) in head rear end in the tail portion (300) It is equipped with the diversion pipe (302) of the connection sacculus (202), is provided with fold (203) on described sacculus (202) outer wall.

2. catheter according to claim 1, it is characterized in that: the fold (203) is located at the sacculus (202) far From described urination mouth (201) side.

3. catheter according to claim 1 or 2, it is characterized in that: the fold (203) is cyclic annular fold or strip pleat Wrinkle or irregular fold.

4. catheter according to claim 1 or 2, it is characterized in that: the outer diameter in the middle part of the sacculus (202) be greater than its two The outer diameter at end.

5. catheter according to claim 4, it is characterized in that: the sacculus (202) is far from urination mouth (201) one end Outer diameter, which is less than its middle part outer diameter, makes it in drops structure.

6. catheter according to claim 1 or 2, it is characterized in that: the catheter (301) and the diversion pipe (302) it is embedded on the inside of overclad tubes (400).

7. catheter according to claim 6, it is characterized in that: the head (200), tail portion (300) and overclad tubes (400) It is that vinyon is made.