CN108236755A - Three capsule of multi-cavity positioning capsula prostatica expands and tissue splits and shifts conduit - Google Patents
Three capsule of multi-cavity positioning capsula prostatica expands and tissue splits and shifts conduit Download PDFInfo
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- CN108236755A CN108236755A CN201810060680.4A CN201810060680A CN108236755A CN 108236755 A CN108236755 A CN 108236755A CN 201810060680 A CN201810060680 A CN 201810060680A CN 108236755 A CN108236755 A CN 108236755A
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- capsule
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- capsula
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- 239000002775 capsule Substances 0.000 title claims abstract description 115
- 241000459479 Capsula Species 0.000 title claims abstract description 63
- 238000011010 flushing procedure Methods 0.000 claims abstract description 27
- 210000003708 urethra Anatomy 0.000 claims abstract description 21
- 239000000523 sample Substances 0.000 claims description 27
- 206010011732 Cyst Diseases 0.000 claims description 6
- 208000031513 cyst Diseases 0.000 claims description 6
- 210000002307 prostate Anatomy 0.000 abstract description 27
- 210000001519 tissue Anatomy 0.000 abstract description 13
- 230000006835 compression Effects 0.000 abstract description 4
- 238000007906 compression Methods 0.000 abstract description 4
- 230000023597 hemostasis Effects 0.000 abstract description 4
- 230000002980 postoperative effect Effects 0.000 abstract description 3
- 238000011084 recovery Methods 0.000 abstract description 2
- 230000000694 effects Effects 0.000 description 11
- 230000000007 visual effect Effects 0.000 description 6
- 239000004433 Thermoplastic polyurethane Substances 0.000 description 5
- 206010020718 hyperplasia Diseases 0.000 description 5
- 230000006872 improvement Effects 0.000 description 5
- 229920002803 thermoplastic polyurethane Polymers 0.000 description 5
- 238000012800 visualization Methods 0.000 description 5
- 238000006073 displacement reaction Methods 0.000 description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 4
- 201000004569 Blindness Diseases 0.000 description 3
- 230000007547 defect Effects 0.000 description 3
- 238000003745 diagnosis Methods 0.000 description 3
- 239000004744 fabric Substances 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 210000005070 sphincter Anatomy 0.000 description 3
- 238000001356 surgical procedure Methods 0.000 description 3
- 206010004446 Benign prostatic hyperplasia Diseases 0.000 description 2
- 208000028484 Urethral disease Diseases 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 150000001875 compounds Chemical class 0.000 description 2
- 229920001971 elastomer Polymers 0.000 description 2
- 239000000806 elastomer Substances 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000000835 fiber Substances 0.000 description 2
- 239000004816 latex Substances 0.000 description 2
- 229920000126 latex Polymers 0.000 description 2
- 239000004800 polyvinyl chloride Substances 0.000 description 2
- 230000000638 stimulation Effects 0.000 description 2
- 238000002560 therapeutic procedure Methods 0.000 description 2
- 210000002700 urine Anatomy 0.000 description 2
- 208000004403 Prostatic Hyperplasia Diseases 0.000 description 1
- 206010046543 Urinary incontinence Diseases 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000000740 bleeding effect Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 239000008280 blood Substances 0.000 description 1
- 210000004369 blood Anatomy 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 230000006837 decompression Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000916 dilatatory effect Effects 0.000 description 1
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 description 1
- 210000004907 gland Anatomy 0.000 description 1
- 230000000025 haemostatic effect Effects 0.000 description 1
- 238000011065 in-situ storage Methods 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 230000002045 lasting effect Effects 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- 238000009738 saturating Methods 0.000 description 1
- 238000007493 shaping process Methods 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 230000006641 stabilisation Effects 0.000 description 1
- 238000011105 stabilization Methods 0.000 description 1
- 210000001835 viscera Anatomy 0.000 description 1
Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M25/00—Catheters; Hollow probes
- A61M25/10—Balloon catheters
- A61M25/1002—Balloon catheters characterised by balloon shape
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/12—Surgical instruments, devices or methods, e.g. tourniquets for ligaturing or otherwise compressing tubular parts of the body, e.g. blood vessels, umbilical cord
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M25/00—Catheters; Hollow probes
- A61M25/0021—Catheters; Hollow probes characterised by the form of the tubing
- A61M25/0023—Catheters; Hollow probes characterised by the form of the tubing by the form of the lumen, e.g. cross-section, variable diameter
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M25/00—Catheters; Hollow probes
- A61M25/0043—Catheters; Hollow probes characterised by structural features
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M29/00—Dilators with or without means for introducing media, e.g. remedies
- A61M29/02—Dilators made of swellable material
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M3/00—Medical syringes, e.g. enemata; Irrigators
- A61M3/02—Enemata; Irrigators
- A61M3/0279—Cannula; Nozzles; Tips; their connection means
- A61M3/0283—Cannula; Nozzles; Tips; their connection means with at least two inner passageways, a first one for irrigating and a second for evacuating
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/12—Surgical instruments, devices or methods, e.g. tourniquets for ligaturing or otherwise compressing tubular parts of the body, e.g. blood vessels, umbilical cord
- A61B2017/12004—Surgical instruments, devices or methods, e.g. tourniquets for ligaturing or otherwise compressing tubular parts of the body, e.g. blood vessels, umbilical cord for haemostasis, for prevention of bleeding
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M2210/00—Anatomical parts of the body
- A61M2210/10—Trunk
- A61M2210/1078—Urinary tract
- A61M2210/1089—Urethra
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M2210/00—Anatomical parts of the body
- A61M2210/16—Male reproductive, genital organs
- A61M2210/166—Prostate
Landscapes
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Heart & Thoracic Surgery (AREA)
- General Health & Medical Sciences (AREA)
- Veterinary Medicine (AREA)
- Public Health (AREA)
- Engineering & Computer Science (AREA)
- Biomedical Technology (AREA)
- Animal Behavior & Ethology (AREA)
- Anesthesiology (AREA)
- Hematology (AREA)
- Pulmonology (AREA)
- Biophysics (AREA)
- Vascular Medicine (AREA)
- Surgery (AREA)
- Child & Adolescent Psychology (AREA)
- Reproductive Health (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Medical Informatics (AREA)
- Molecular Biology (AREA)
- Media Introduction/Drainage Providing Device (AREA)
Abstract
It is expanded the invention discloses a kind of three capsule of multi-cavity positioning capsula prostatica and tissue splits and shifts conduit, including catheter main body, urethral catheterization cavity, preceding blister cavities road, rear blister cavities road, capsula interna cavity, preceding flushing cavity are provided in catheter main body, the front end of catheter main body is provided with the preceding flushing opening being connected respectively with preceding flushing cavity and urethral catheterization cavity and catheterizing port, the rear portion of catheterizing port is provided with the preceding capsule being connected with preceding blister cavities road, the rear portion of preceding capsule is provided with the rear capsule being connected with rear blister cavities road, and the interior forward end of preceding capsule is provided with the capsula interna being connected with capsula interna cavity.Conduit can be effectively fixed at sufferer by the conduit of the present invention while operation for meeting membranous urethra and prostate partial urethral substep or alternately expanding requires, and realize the drawing positioning and hemostasis by compression of conduit.The present invention conduit plus a large amount of flows rinse, caused by wound it is atomic, patient's pain is minimum, can effectively improve cure rate and quickening post-operative recovery.
Description
Technical field
It is expanded the present invention relates to a kind of three capsule of multi-cavity positioning capsula prostatica and tissue splits and shifts conduit, belonged to
The field of medical instrument technology.
Background technology
During male prostatic hyperplasia disease is treated, since the size of male prostate, form are variant, especially
It is that the prostate tip for having some patientss extends to seminal colliculus distal end, existing product structure cannot meet various hyperplasia prostates and control
The needs for the treatment of and selection are more than that seminal colliculus and musculus sphincter of external urethra disease Man's Demands can not meet particularly with prostate tip.
Application No. is CN201220708881.9, it is entitled it is a kind of pry through positioning capsula prostatica expand conduit invention it is special
Profit and application No. is the invention that CN201220707109.5, a kind of entitled double capsules positioning capsula prostaticas expand conduit is special
Profit discloses a kind of double capsule positioning capsula prostaticas and expands conduit, which includes the preceding blister cavities of parallel arranged and rear blister cavities.
In actual use, the conduit of the structure has the following problems：The physical length of membranous urethra is about 1-2cm, compares prostate
The length at position is short very much, and therefore, being used to implement blister cavities length that prostatic fully effectively expands and filling volume needs phase
To larger, and the preceding capsule in above-mentioned patent is mainly used for drawing positioning conduit, although the preceding capsule also has dilating effect simultaneously,
Since its length and size is smaller, it is undesirable actually to expand effect.Patent applicant is on the basis of this defect to its skill
Art scheme, which is made, is further improved that (application No. is CN201710164334.6, a kind of entitled visual film portion and prostatic part urine
Road expands the patent of invention of conduit), the length of the preceding blister cavities of setting is more than rear blister cavities.The structure setting of the conduit has adapted to film portion urine
The size characteristics in road and prostate, can effectively realize expanding for membranous urethra and prostate, but forepart lack it is fixed for pulling
The structure of position conduit, when occurring bleeding after expanding, needs to take out conduit, stretches into affected part with urethroscope and stops blooding, it is difficult to essence
Standard efficiently finds blutpunkte, after increasing operation difficulty or taking out conduit, is stopped blooding using balloon compression, so as to need to make
With two sets of tools, haemostatic effect is bad, and the larger and expense of patient's pain increases.
Application No. is the patents of invention that CN201220555617.6, a kind of entitled prostate of band positioning capsule expand conduit
It discloses a kind of prostate and expands conduit, which expands conduit, and intracapsular portion is set up in parallel preceding capsula interna and rear capsula interna outside, and
In therapeutic process, a capsula interna is only needed to conduit positioning.Another capsula interna in the patent does not have to treating and positioning
Key effect makes complicated, use, making all inconveniences instead.
The patent of invention that conduit is expanded application No. is CN201010578449.8, entitled compound column water pocket prostate is public
It has opened a kind of prostate and has expanded conduit, which expands conduit and include external capsule and the capsula interna for being set to outer intracapsular rear end, treatment
It is middle first to expand capsula interna, membranous urethra and prostate is made to split simultaneously, then treated after external capsule expansion.It is not provided in the patent
Special positioning capsule, just can guarantee to reach therefore, it is necessary to blister cavities is set as column and easily positions and be not easy to slide to bladder
Effect；In addition, the prostate expands conduit expands membranous urethra and prostate simultaneously, and the need that substep expands operation cannot be met
It will.Patent applicant its technical solution made on the basis of this defect being further improved (application No. is
CN201510602895.0, a kind of entitled patent of invention of novel prostate dilator), capsula interna is set to inside external capsule
Front end, while external capsule is shaped to thinner round table-like in the thicker rear end in front end.The prostate of the patent expands conduit
Still it is only capable of expanding prostate, and the needs expanded of membranous urethra cannot be met, easily slip into bladder and film portion is not expanded
Effect.
Invention content
For the above-mentioned problems in the prior art, the present invention proposes a kind of improved three capsule of multi-cavity positioning forefront
Gland coating, which expands to split with prostata tissue, shifts conduit.
Technical scheme is as follows：
Three capsule of multi-cavity positioning capsula prostatica expands and tissue splits and shifts conduit, including catheter main body, the conduit
Urethral catheterization cavity, preceding blister cavities road, rear blister cavities road, capsula interna cavity, preceding flushing cavity, the front end of the catheter main body are provided in main body
The preceding flushing opening and catheterizing port, the rear portion of the catheterizing port with preceding flushing cavity and urethral catheterization cavity being connected respectively is provided with to set
The preceding capsule being connected with the preceding blister cavities road is equipped with, the rear portion of preceding capsule is provided with the rear capsule being connected with the rear blister cavities road, preceding
The interior forward end of capsule is provided with the capsula interna being connected with the capsula interna cavity.
As a further improvement on the present invention, the filling volume of the preceding capsule is 25-65ml, and the filling volume of the rear capsule is
The length ratio of 25-50ml, preceding capsule and rear capsule is 1:1 or 10:9 or 6:5 or 14:11 or 4:3.The present invention's leads
Pipe disclosure satisfy that all size, form hyperplasia prostate treatment needs and selection, especially to prostate tip be more than seminal colliculus
With musculus sphincter of external urethra disease human needs.Under the premise of above-mentioned filling volume is met, made using the length ratio of above-mentioned front and rear blister cavities
It is good to expand effect.
As a further improvement on the present invention, preceding probe is additionally provided at the top of the catheter main body, rinses and opens before described
Before mouth is set at the top of the corresponding catheter main body of probe, while for the flushing of preceding probe and bladder.The conduit of the present invention is being led
It pops one's head in before the top setting of pipe main body, for prying through, during conduit is inserted into, the blindmate of changing over is inserted into becoming visual
Bladder is carried out at the same time endo-urethral observation, effectively improves diagnosis and cure rate, and probe is set to rinse opening to rinse probe
The neighbouring visual field, it is ensured that clarity；When conduit is inserted into, can clearly it recognize caused by the hyperplasia of prostata tissue
Endo-urethral unusual condition, and when being visually inserted into conduit, reduce blindness, avoid via formation；The catheter proximal end of the present invention
One is only set to rinse the flushing demand of probe and bladder before opening meets simultaneously, structure was not only simple but also multi-functional, operation side
Just.
As a further improvement on the present invention, the rear portion of the rear capsule is popped one's head in after being additionally provided with, and is also set up in catheter main body
Cavity is rinsed after having, is provided on corresponding catheter main body of popping one's head in afterwards and the rear rear flushing opening rinsed cavity and be connected.
The conduit of the present invention is popped one's head in after being set at the rear portion of rear capsule, and for spying upon at seminal colliculus, operation visualization, transparence effectively improve
Cure rate, and probe is set to rinse opening to rinse the bloodstain for expanding and generating in the process, it is ensured that it gets a clear view, exists convenient for rear capsule
Precise positioning at external sphincter.
As a further improvement on the present invention, the cross section of the catheter main body is ellipse, pops one's head in and is fixed on after described
On catheter main body outer wall at radius of curvature minimum, the catheter main body inner wall at radius of curvature minimum is equipped with circular cavity, uses
The conducting wire popped one's head in after laying and after rinse cavity.The cross section of catheter main body is designed as ellipse by the conduit of the present invention, and
Rear flushing cavity is arranged at ovoid curvature radius minimum, is conducive to the arrangement of the other cavities of catheter interior, is other chambers
The arrangement in road reserves enough spaces.
As a further improvement on the present invention, preceding capsule, rear capsule, capsula interna cyst wall select TPU be made.The present invention's leads
Guan Zhongqian capsules, rear capsule, capsula interna cyst wall material selection TPU (thermoplastic polyurethane elastomer) make, have it is high pressure resistant, it is plastic
Shape, tightness are strong and have the advantages that matter is soft, smooth, transparent, replace traditional PVC, latex and fiber cloth, make product it is more attractive,
It is finer, it is more easy to operate to the stimulation smaller of male urethra, and security performance higher.
Advantages of the present invention is as follows：
The conduit of the present invention is set up in parallel the preceding capsule for expanding prostate and the rear capsule for expanding membranous urethra, preceding capsule
With rear capsule using the non-integral setting for the size characteristics for adapting to membranous urethra and prostate, existing integrated capsule is effectively prevented
Cavities conduit pipe is only capable of expanding membranous urethra and prostate simultaneously, it is impossible to meet the defects of substep expands operation needs；Meanwhile the present invention
Conduit the front end in preceding intracapsular portion is provided with capsula interna, make the conduit meeting membranous urethra and prostatic urethra substep or hand over
Terminate for the operation expanded and after the decompression that discharges water, effectively conduit can be fixed in bladder and urethra, helps conduit
Drawing positioning and hemostasis by compression.Conduit using the present invention plus a large amount of flows rinse, caused by wound it is atomic, the life to patient
It is minimum to manage psychological damage, cure rate can be effectively improved and accelerates post-operative recovery, had not only remained former internal organs, but also remaining property
Function since wound is atomic, and can extend the average life span of elderly men.
Description of the drawings
Fig. 1 is that three capsule of multi-cavity positioning capsula prostatica expands and tissue splits and shifts guide-tube structure schematic diagram.
Fig. 2 is that three capsule of multi-cavity positioning capsula prostatica expands and tissue splits and shifts conduit H-H sectional views.
Fig. 3 is that three capsule of multi-cavity positioning capsula prostatica expands and tissue splits and shifts conduit I-I sectional views.
In figure：It is capsula interna, C be preceding capsule, D be rear capsule, E be probe after preceding probe, F are, A1 is preshoot that A, which is catheter main body, B,
Wash opening, A2 is catheterizing port, A3 be capsula interna cavity front opening, A4 be preceding blister cavities road front opening, A5 is rear blister cavities road front end
It is urethral catheterization cavity, B3 be capsula interna cavity, B4 is preceding blister cavities road, B5 that opening, A6 rinse opening after being, B1 is preceding flushing cavity, B2
It is that rear blister cavities road, B6 rinse cavity after being.
Specific embodiment
The present invention is described in further detail below in conjunction with the accompanying drawings.
The present invention is that a kind of three capsule of multi-cavity positioning capsula prostatica expands and organize to split and shifts structure such as Fig. 1 of conduit
Shown, including catheter main body A, the length of catheter main body A is 38cm.Urethral catheterization cavity B2, preceding blister cavities road are provided in catheter main body A
B4, rear blister cavities road B5, capsula interna cavity B3, preceding flushing cavity B1.The front end of catheter main body A is provided with rinses cavity B1 with preceding respectively
Be connected with urethral catheterization cavity B2 preceding flushing opening A1 and catheterizing port A2 (catheterizing port be preferably it is as shown in Figure 1 be a pair of opposite
The hole of setting per the long 7mm in hole, wide 3-5mm, had not only drained fully but also had reduced the chance blocked by clot).The rear portion of catheterizing port A2
(length of preceding capsule is preferably 4- to the preceding capsule C that blister cavities road front opening A4 is connected with preceding blister cavities road B4 before being provided with
10cm), the rear portion of preceding capsule C be provided with rear capsule D that rear blister cavities road front opening A5 is connected with rear blister cavities road B5 (rear capsule
Length is preferably 4-8cm, and rear capsule arch preferably as shown in Figure 2 after filling more is bonded seminal colliculus, notch face can be reduced to essence
Mound is pressurized, difficult to slide after expansion, increases stability), the interior forward end of preceding capsule C is provided with capsula interna cavity front opening A3
The capsula interna B being connected with capsula interna cavity B3 (capsula interna is preferably in drum-shaped or spherical shape after filling).Wherein, before capsula interna B is wrapped in
The inside of capsule C, the size of capsula interna B are less than preceding capsule C.More than B1-B5 is from conduit master after the open rearward end unified integration of totally 5 cavities
Body A ends are stretched out, and each length of tube that rinses can be adjusted according to actual needs, these open rearward ends can be opened up with external two-way or three
Guan Hou, then pressure gauge is connect, to observe the pressure value of each component of catheter interior.Above-mentioned urethral catheterization cavity B2, preceding blister cavities road B4, rear capsule
Totally five cavities and preceding capsule C, rear capsule D, capsula interna B amount to three capsules by cavity B5, capsula interna cavity B3, preceding flushing cavity B1, jointly
Form five lumen type, three capsule positioning capsula prostatica expand and tissue split displacement conduit.
It should be noted that the shape of the rear capsule and capsula interna in the present invention is a kind of preferable examples, but be not limited to above-mentioned
Shape.For example, rear capsule could be provided as arch or preceding capsule and rear capsule is both configured to arch.Likewise, capsula interna fill after shape
Shape is a kind of preferable examples, but is not limited to above-mentioned shape.
In order to further improve adaptability of the different patients to the present invention, it disclosure satisfy that conduit of the invention various big
The needs of small, form hyperplasia prostate treatment and selection, the filling volume of preceding capsule is designed as 25-80ml by the present invention, and (this is full
Amount range is particularly preferably 25-65ml), for 20-60ml, (the filling volume range is particularly preferably 25- to the filling volume of rear capsule
50ml), the length ratio preferably 1 of preceding capsule and rear capsule:1 or 10:9 or 6:5 or 14:11 or 4:3.In satisfaction
Under the premise of stating filling volume, make to expand effect using the length ratio of above-mentioned front and rear blister cavities good.It should be noted that preceding capsule and rear capsule
Length ratio be not limited to the example above, as long as the length than design disclosure satisfy that the purpose of the present invention.The present invention's leads
Pipe disclosure satisfy that all size, form hyperplasia prostate treatment needs and selection, and reach and most preferably expand effect.This implementation
The diameter of preceding capsule and rear capsule is not particularly limited, but as the preferred embodiment of the present embodiment, preceding capsule and rear capsule are existed in example
Diameter design under expanded state is identical, and diameter range is 30mm-40mm.The diameter range can either ensure prostate not
Lead to postoperative the urinary incontinence occur, and can ensure to expand that therapy is optimal expands effect when overextending.
The present invention acts on inside of human body, needs to improve the visualization capability of the present invention by visualization means.Therefore, originally
Invention is popped one's head in E before being additionally provided at the top of catheter main body A, preceding to rinse the corresponding catheter main body A of probe E before opening A1 is set to
Top.This structure setting is conducive to spy upon urethra front end, makes operation visualization, transparence, facilitate carry out the observation of urethra with
Diagnosis, effectively improves cure rate；Meanwhile rinsed before being already provided at the position on the basis of opening A1, it does not need to add again
It is other to rinse opening, the flushing demand of probe and bladder before can meeting simultaneously merely with flushing opening, simple in structure, operation
It is convenient.
It should be noted that the quantity and set-up mode of above-mentioned catheterizing port is not particularly limited in the present invention, can only set
One is put, two can also be set such as Fig. 1, can also be other quantity, the opening that preceding probe can also be stretched out to conduit is set
For a catheterizing port, i.e., preceding probe use finishes, and using preceding probe, its opening is used as catheterizing port after conduit taking-up；Catheterizing port
It can be symmetrical arranged, other manner can also be used to set；Size of the catheterizing port apart from preceding capsule is not particularly limited, the present embodiment
Within preferably 2cm.Likewise, rinse the quantity of opening and set-up mode is also not particularly limited, it can be with for example, rinsing opening
1 is set in position as shown in Figure 1, one can also be set special to rush again in the front at the rear of catheterizing port, preceding capsule
Opening is washed, at this point, the flushing opening beside preceding probe is mainly used for rinsing preceding probe.
In order to spy upon the situation at seminal colliculus, pop one's head in F after can also being set at the rear portion of rear capsule D, and in catheter main body A
Cavity B6 is rinsed after inside adding, the rear flushing being connected with the rear flushing cavity B6 is set on the rear corresponding catheter main body A of F that pop one's head in
Be open A6.Specifically, for probe F set on being connected in the semicircular protrusion of the rear capsule D tail portions on catheter main body A, semicircular is convex afterwards
It rises apart from 1~2cm of rear capsule D tail portions, opening A6 is rinsed in the rear top for popping one's head in F after being equipped with, for the spot popped one's head on F after flushing.
This structure setting is conducive to spy upon at seminal colliculus, makes operation visualization, transparence, facilitates the observation and diagnosis for carrying out affected part, has
Effect improves cure rate, and probe is set to rinse opening to clean the spot generated in operating process, makes the visual field apparent.
When the present invention is additionally provided with above-mentioned rear probe, cavity B6 and above-mentioned urethral catheterization cavity B2, preceding blister cavities road are rinsed thereafter
B4, rear blister cavities road B5, capsula interna cavity B3, totally six cavities and preceding capsule C, rear capsule D, capsula interna B amount to three to preceding flushing cavity B1
Capsule, collectively form six lumen type, three capsule positioning capsula prostatica expand and tissue split displacement conduit.
It is more crowded inside in-situ conduit main body A after rinsing cavity B6 after adding, it is unfavorable for the reasonable utilization in space.This hair
The bright cross section by catheter main body A is preferably designed for ellipse as shown in Figure 3, and the rear F that pops one's head in is fixed at radius of curvature minimum
Catheter main body A outer walls on, catheter main body A inner walls at radius of curvature minimum are equipped with circular cavity, for the F that pops one's head in after laying
Conducting wire and rear rinse cavity B6.Rear flushing cavity is arranged at ovoid curvature radius minimum by the structure setting, is conducive to
The arrangement of the other cavities of catheter interior, the arrangement for other cavities reserve enough spaces.As the further excellent of the present invention
Scheme is selected, the leading portion of catheter main body is cylinder, and back segment is Elliptic Cylinder, i.e. catheter main body leading portion (rear probe to preceding probe
Between) cross section be circle, the cross section of back segment (rear probe after) is ellipse.The cloth that this structure setting is popped one's head in after being both
Line reserves enough spaces, the wires design popped one's head in after being convenient for, and does not influence the centrosymmetric structure of former leading portion conduit.Into one
Preferably, distance of the front end of the back segment of Elliptic Cylinder away from rear capsule is 1-3cm to step.
Preceding capsule, rear capsule and capsula interna needs bear the pressure change pressurizeed repeatedly, and preceding blister cavities and rear blister cavities pressure resistance are both needed to be more than
0.48MPa, therefore, it is necessary to suitable material is selected to make.The present invention by capsule preceding in conduit, rear capsule, capsula interna cyst wall material
Preferably TPU (thermoplastic polyurethane elastomer) makes, and has high pressure resistant, and shaping, tightness are strong and have the matter soft, smooth, saturating
The advantages that bright, replaces traditional PVC, latex and fiber cloth, makes product more attractive, finer, to the stimulation smaller of male urethra,
It is more easy to operate, and security performance higher.
It pries through down, rear capsule is located in membranous urethra, first carrying out part to rear capsule fills, and rear cyst wall is made to consolidate with membranous urethra
Surely it is adjacent to, then carrying out part to preceding capsule fills, and cyst wall is adjacent to and fixes with prostatic urethra before making, at this point, front and rear capsule is equal
Positioning, and displacement difficult to slide are adjacent to Posterior urethral, is further continued for alternate water injection to required pressure, and lasting compressing stops under high pressure
Blood is for a period of time.After expanding and depressurizing, catheter proximal end is sent into bladder, to capsula interna water filling, fixed catheter after making it full prevents
It slips, hemostasis can be pulled when necessary.When conduit using the present invention implements aforesaid operations, hyperplasia of prostate position is by membranous urethra
It is gradually moved back to prostate main body section, expands that effect is good, operating process is small to the damage of region of interest.
In conclusion three capsule of multi-cavity according to the present invention positioning capsula prostatica expands and tissue displacement of splitting is led
Pipe, is changed into 5 lumen type or 6 lumen type by existing guide-tube structure, by the preceding blister cavities comprising 2 blister cavities and the rear blister cavities of single-chamber type,
Form the compound sack cavity structure of three capsules, can either ensure the stability of conduit entirety, but can hemostasis by compression, and effectively expand
Capsula prostatica tissue, surgical procedure significant effect are better than other existing conduits；Meanwhile multiple drainages are open and rinse opening energy
Enough ensure the cleaning in affected part and the stabilization of pressure, reduce blocking of the clot to conduit；Furthermore 2 different locations of introducing is visual
Probe can make surgical procedure become visual from original blindness, make operation and more accurate positioning, accurate in enforcement surgery
While degree is with reducing blindness, it may have certain teaching is acted on record, is all had for clinical manipulation research higher
Medical value.
The above is only the preferable specific embodiment of the present invention, and protection scope of the present invention is not limited thereto,
Any one skilled in the art is in the technical scope of present disclosure, the change or replacement that can readily occur in,
It should be covered by the protection scope of the present invention.
Claims (8)
1. three capsule of multi-cavity positioning capsula prostatica expands and tissue splits and shifts conduit, including catheter main body, it is characterised in that：
Urethral catheterization cavity, preceding blister cavities road, rear blister cavities road, capsula interna cavity, preceding flushing cavity, the conduit master are provided in the catheter main body
The front end of body is provided with the preceding flushing opening being connected respectively with preceding flushing cavity and urethral catheterization cavity and catheterizing port, the catheterizing port
Rear portion be provided with the preceding capsule being connected with the preceding blister cavities road, the rear portion of preceding capsule be provided with it is described after blister cavities road be connected
Capsule afterwards, the interior forward end of preceding capsule are provided with the capsula interna being connected with the capsula interna cavity.
2. three capsule of multi-cavity positioning capsula prostatica according to claim 1 expands and tissue splits and shifts conduit, special
Sign is：The filling volume of the preceding capsule is 25-80ml, and the filling volume of the rear capsule is the length ratio of 20-60ml, preceding capsule and rear capsule
It is 1:1 or 10:9 or 6:5 or 14:11 or 4:3.
3. three capsule of multi-cavity positioning capsula prostatica according to claim 1 expands and tissue splits and shifts conduit, special
Sign is：The preceding capsule is identical with diameter of the rear capsule under expanded state, and diameter range is 30mm-40mm.
4. three capsule of multi-cavity positioning capsula prostatica according to claim 1 expands and tissue splits and shifts conduit, special
Sign is：Preceding probe is additionally provided at the top of the catheter main body, the corresponding conduit of probe before opening is set to is rinsed before described
Body top, while for the flushing of preceding probe and bladder and urethra.
5. three capsule of multi-cavity positioning capsula prostatica according to claim 1 expands and tissue splits and shifts conduit, special
Sign is：The rear portion of capsule is popped one's head in after being additionally provided with after described, and cavity is rinsed after being additionally provided in catheter main body, is popped one's head in afterwards corresponding
It is provided on catheter main body and the rear rear flushing opening rinsed cavity and be connected.
6. three capsule of multi-cavity positioning capsula prostatica according to claim 5 expands and tissue splits and shifts conduit, special
Sign is：The cross section of the catheter main body is ellipse, the catheter main body being fixed at radius of curvature minimum of popping one's head in after described
On outer wall, the catheter main body inner wall at radius of curvature minimum is equipped with circular cavity, for the conducting wire popped one's head in after laying and backlash
Wash cavity.
7. three capsule of multi-cavity positioning capsula prostatica according to claim 6 expands and tissue splits and shifts conduit, special
Sign is：Cavity is rinsed after described and is tightly attached to the elliptical catheter main body inner wall setting close to rear probe side.
8. three capsule of multi-cavity positioning capsula prostatica according to claim 1 expands and tissue splits and shifts conduit, special
Sign is：Preceding capsule, rear capsule, capsula interna cyst wall select TPU be made.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201810060680.4A CN108236755A (en) | 2018-01-22 | 2018-01-22 | Three capsule of multi-cavity positioning capsula prostatica expands and tissue splits and shifts conduit |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810060680.4A CN108236755A (en) | 2018-01-22 | 2018-01-22 | Three capsule of multi-cavity positioning capsula prostatica expands and tissue splits and shifts conduit |
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| CN201810060680.4A Pending CN108236755A (en) | 2018-01-22 | 2018-01-22 | Three capsule of multi-cavity positioning capsula prostatica expands and tissue splits and shifts conduit |
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| CN110180075A (en) * | 2019-05-26 | 2019-08-30 | 靖璟 | It sets up defences and protects the prostate balloon dilatation catheter of end |
| CN110975114A (en) * | 2019-12-25 | 2020-04-10 | 张一平 | Prostate dilating catheter |
| CN110975115A (en) * | 2019-12-25 | 2020-04-10 | 张一平 | Five-cavity four-bag prostate expansion catheter assembly |
| CN111068166A (en) * | 2019-12-25 | 2020-04-28 | 邵钦蓉 | Prostate dilating catheter |
| CN111068167A (en) * | 2019-12-25 | 2020-04-28 | 邵钦蓉 | Four-chamber three-bag prostate expansion catheter assembly |
| CN112121288A (en) * | 2020-10-20 | 2020-12-25 | 常州市金坛区人民医院 | Persistent prostate water sac expanding system |
| CN114404788A (en) * | 2022-02-24 | 2022-04-29 | 上海火点医疗器械有限公司 | Trigeminal balloon catheter and use method thereof |
| CN114733048A (en) * | 2022-04-11 | 2022-07-12 | 重庆市人民医院 | Transurethral prostate treatment device |
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