A kind of urethra rack and imbedding systemTechnical field：
The present invention relates to a kind of urethra rack and imbedding system, belong to technical field of medical instruments.
Background technology：
Prostate is benign, the FBOO caused by malignant change, the retention of urine are common clinical frequently-occurring diseases, clinically oftenObstruction is released using urethral catheterization drainage way, brings extremely inconvenience in life and pain to patient, while easily trigger itselfInfection and cross infection in hospital.In existing disclosed metal and nonmetallic prostate bracket technical field, by prostatic partEffective support of urethra, can solve the obstruction of bladder outlet, realize automatic micturition, greatly improve quality of life and the prevention of patientInfection caused by urethral catheterization, but find to exist stent migration by clinical practice and cause not smooth urination, urethral stimulant symptom, comfortableSpend poor, the drawbacks of doctor is cumbersome etc..
Being accurately placed in clinical practice for support is particularly important, and current technology field is in intravesical fixationThe presence of its drawback is fixed in device generally use fluid injection sacculus；1st, due to the gravity relationship after fluid injection, sacculus can be caused in wingGuang moves in portion, causes stent migration, influences effective support of support, causes urination not smooth；2nd, sacculus is placed possible for a long timeSacculus rupture occurs, fluid seepage causes support the influence factor such as to skid off in sacculus；3rd, due to the urination hole of sacculus and bladderThere is certain distance in neck, have impact on the emptying of bladder urine：4th, fluid injection sacculus adds the contact surface with trigone of urinary bladder, canCertain stimulation is produced to bladder, reduces its comfort level；5th, two-way valve device is needed to use using balloon structure（Fill Jie's dressPut）The complexity of increase structurally and operationally.
In the description of number of patent application 2017205697891, the conduit group of urethra rack system is led including the first silica gelPipe, the second silica gel catheter and guide pipe, the tail end of the first silica gel catheter are connected with the head end of the second silica gel catheter, and the second silica gel is ledThe tail end of pipe is connected by connector with guide pipe；Built-in support spring, knot in first silica gel catheter and the second silica gel catheterStructure is complicated, and the thicker Fr24 of caliber inserts difficulty, is easily caused mucous membrane of urethra damage；And after support positioning release, taking out ballDuring capsule support may be driven to cause to shift；In addition, connecting line is wound on support tube wall, the contracting of stand tube internal orifice dimension can be causedIt is small, influence unobstructed micturition；The soft anchor of designed triangle is larger, and connecting line exists outer around fixing line and line with soft anchor surfaceThe mat surface formed is tied, foreign body sensation can be produced for a long time after inserting urethra, patient can be very painful.
The content of the invention
The technical problems to be solved by the invention are the defects of overcoming prior art, there is provided a kind of nonmetallic urethra rack andImbedding system：1st, it selects medical silica-gel soft material, and the header terminal design to support is self-forming petal（More valves）Spherical shape, riseTo support bladder neck fixation, prevent stent migration influence automatic micturition；2nd, the wide arc gap passage between valve can carryHigh urine by property, while the stimulation to trigone of urinary bladder can be mitigated, improve the comfort level for putting patient after pipe；3rd, support is insertedPortion, which removes original second, which inserts conduit, connector, three-way interface, makes supporting structure simpler, and support is easily inserted and will not damagedMucous membrane of urethra, cause hemorrhage of the urethra phenomenon, bring great pain to patient, operating method is more convenient, safety；4th, support is putPostpone the reduction of patient's body foreign body sensation, comfort level increase.
In order to solve the above-mentioned technical problem, the technical scheme is that：A kind of urethra rack, for prostate-urethraSupport, including stand tube, be urinary pathway in the stand tube, the head end of the tube wall of the stand tube formation urinary pathway existsThe petal-shaped spheroid that projects radially outward is formed under nature, be provided with the petal-shaped spherical head end it is at least one withThe connected wide arc gap drainage duct of stand tube urinary pathway, the tail end tube wall of the stand tube devise two side openings, the companyWiring is embedded in stand tube tail end two side holes, and the side opening is used to be fixedly connected with line, plays the work for connecting soft anchor and taking out lineWith；When the afterbody of the stand tube is pulled, the Hua Office shapes spheroid is straightened, and remaining tube wall surrounds with stand tubeStraight tube-like structure；The urethra rack also includes the soft anchor of triangle；The soft anchor passes through connecting line and the tail of stand tubeEnd is connected；Connecting line is connected with the soft anchor, takes out line；Soft anchor longitudinal design has endoporus, for connecting line by,Play a part of the soft anchor that is connected, the soft anchor is connected and straight with connecting line by connecting line with the tail end of stand tubeConnect and be bonded in the two side holes of stand tube tail end, involved connecting line and taking-up line are coarse without existing outside support tube wallFace.
Further, two connecting lines are directly separately fixed in two side holes with silica gel, without connecting line is wound inIn support pipe outer wall.
Further, the soft anchor of the triangle is compared with former disclosed homogeneous structure, reduces volume, and by connecting linePenetrate in the endoporus of soft anchor, and gluing is fixed as one, soft anchor surface does not have connecting line and knot.
Further, the petal-shaped spherical head end is arranged to more valves, and multiple wide arc gap drainage ducts are formed between adjacent petals.
Further, it is connected with the soft anchor and the connecting line of stand tube tail end and the taking-up being connected with connecting lineLine.
Further, the stand tube slideably and is separatably sleeved on support tube；The support tube is built-in with steelSilk increase elasticity and pliability.
Further, the stand tube is made up of medical soft material.
It is described present invention also offers a kind of urethra rack imbedding system, including urethra rack and support embedded deviceSupport embedded device includes support tube, adjustable limiting device and support tube handle, and the top of the support tube is inserted into stand tubeInterior, the support tube is not provided with sacculus on the corresponding position of the petal-shaped spherical head end, and the urethra rack, which is inserted, isSystem removes silica gel catheter, guide pipe, supporting spring, connector and charge and discharge medium apparatus.
Further, it is labeled with scale on the support tube；The adjustable limiting device is arranged on the outer wall of support tube, instituteState the depth adjustment that adjustable limiting device is used to place stand tube.
Further, the lateral layout of the support tube has an aperture, and the aperture is hidden in support tube for taking out line.
After employing above-mentioned technical proposal, the present invention has following beneficial effect：
1st, connecting line of the invention is embedded in support tail end two side holes, and the direct viscose of connecting line is fixed on the two side holes of support tail endIt is interior, without connecting line is around in support pipe outer wall, and fixed with silica gel, operation is easier, and avoid because connecting line is tightened up andCausing support endoporus to reduce influences urination；The present invention not only more simple and beautiful and more solid and reliable；
2nd, soft anchor of the invention reduces, and connecting line penetrates out of soft anchor interstitial hole, and surface does not have connecting line and knot, smearsThe mode that silica gel is integrally fixed, avoiding connecting line need to fix in the knotting of its surface；Due to positioning anchor change it is small, without knot pierceSwash, be put into the foreign body sensation that human body is significantly reduced after human body；
3rd, drive support to be together pulled to bladder neck without balloon structure on support tube of the invention without using sacculus first and determinePosition, sacculus is caused support to be shifted by Action of Gravity Field after secondly support is placed, and causes urination not smooth；Support urine filling mouth is reduced to wingGuang neck, urination is more thorough, reduces number of micturitions；Reduce the contact area of support and tissue without balloon structure simultaneously,Patient's foreign body sensation can be weaker；
4th, the present invention further simplifies product structure, doctor due to without sacculus, thus also without the filling medium device such as two-port valveIt is raw more convenient using meeting also without charge and discharge media operation, product；
5th, support tube of the invention, stand tube connect without hook portion, hook and slot structure, simple in construction；
6th, present invention removal silica gel catheter, guide pipe, supporting spring and connection are first-class, and structure simplifies, and insert conveniently, will not damageHinder mucous membrane of urethra, cause hemorrhage of the urethra, mitigate the pain of patient；Support is sent into internal, caliber very little merely with support tube, andCompared to silica gel tube wall, support tube wall is very smooth, and frictional resistance is smaller, therefore can be more smooth into urethra, placesIt is more prone to；Other support positioning is equally very smooth for support tube extraction after the completion of placing, and will not drive stent migration,The latency for driving support to skid off when sacculus gum cover in like product is extracted out will not be produced；
7th, scale is added on support tube of the invention, cooperating corresponding with prostate device for measuring length scale, more directlySee；
8th, support tube of the invention design side opening, is hidden in support tube for taking out line, during placement outside without bracing wire, reduce frictionResistance；
The 9th, adjustable limiting device is set on support tube of the invention, only need to be according to the depth adjustment adjustable limiting dress that measuring appliance measuresSeated position, then place support, convenient and reliable operation.
Brief description of the drawings
Fig. 1 is the structural representation of the urethra rack of the present invention；
Fig. 2 is the structural representation of the urethra rack imbedding system of the present invention；
Fig. 3 is the structure sectional view of the urethra rack imbedding system of the present invention；
Fig. 4 is the A portions enlarged drawing in Fig. 3；
Fig. 5 is the B portions enlarged drawing in Fig. 3；
Fig. 6 is the C portions enlarged drawing in Fig. 3；
Fig. 7 is the D portions enlarged drawing in Fig. 3；
Fig. 8 is the use state figure of the urethra rack of the present invention；
Fig. 9 be prior art connecting line and stand tube connected mode schematic diagram；
Figure 10 is the connecting line and the schematic diagram of the connected mode of soft anchor of prior art；
Wherein, 10 in Fig. 6 are bladder, 20 are prostate, 30 are sphincter, 40 are bulbous urethra.
Embodiment
In order that present disclosure is easier to be clearly understood, it is right below according to specific embodiment and with reference to accompanying drawingThe present invention is described in further detail.
Embodiment one
As shown in figures 1 to 6, a kind of urethra rack, for the support to prostate-urethra, including stand tube 1, in the stand tube 1For urinary pathway, the head end of the tube wall of the formation of stand tube 1 urinary pathway forms one and projected radially outward in its natural statePetal-shaped spheroid, be provided with least one wide arc gap being connected with stand tube urinary pathway on the petal-shaped spherical head end 11Drain duct 111, when the afterbody of the stand tube 1 is pulled, the colored Office shapes spheroid i.e. be straightened, and with stand tube itsRemaining tube wall surrounds straight tube-like structure；
As shown in figure 1, the petal-shaped spherical head end 11 is arranged to more valves, multiple wide arc gap drainage ducts are formed between adjacent petals111。
As shown in figures 1 to 6, shown urethra rack also includes the soft anchor 2 of triangle；The soft anchor 2 passes through connecting line 3It is connected with the tail end of stand tube 1；Connecting line is connected with the soft anchor 2, takes out line, the design of connecting line, taking-up line isIn order to which the later stage can take out prostate-urethra rack and designs.
The connecting line 3 of prior art is with the connected mode of stand tube 1 as shown in figure 9, connecting line 3 is spirally wound on stand tubeOn 1 outer wall, connecting line 3 is two, one end of two connecting lines 3 tail end for fixing the banding of bracing wire skin 7 in stand tube 1, twoRoot connecting line 3 diagonally pulls out, and moves into soft anchor 2, but the connected mode existing defects, because connecting line 3 is wrapped in branchOn the outer wall of frame pipe 1, when pulling connecting line 3, contraction can be produced to the outer tube wall of stand tube 1, and then cause stand tube 1Endoporus reduce, so as to influence to urinate.
For drawbacks described above, the connected mode of connecting line 3 of the invention and stand tube 1 is as shown in figure 5, the stand tube 1Tail end tube wall devise two side openings 13, the connecting line 3 is embedded in stand tube tail end two side holes 13, and the side opening 13 is used forLine 3 is fixedly connected with, plays a part of the soft anchor 2 of connection and takes out line 6；Two connecting lines 3 are directly separately fixed at silica gel 12In two side holes 13；Directly it is fixed on by connecting line 3 with silica gel 12 in the two side holes 13 of the afterbody of stand tube 1, without that will connectLine 3 is wound on the outer wall of stand tube 1, therefore can avoid causing the endoporus of stand tube 1 to reduce influence row because connecting line 3 is tightened upUrine, so as to improve urination effect, and the connected mode more simple and beautiful and more firm；In addition, involved connectionLine 3 and line 6 is taken out outside the wall of stand tube 1 without mat surface being present（Wind line and knot）, reduce the thorn to patient's urethral tissueSwash, reduce foreign body sensation.
The connected mode of the connecting line 3 of prior art and soft anchor 2 is as shown in Figure 10, from the two of the extension of the afterbody of stand tube 1Root connecting line 3 is fixedly connected with soft anchor 2, and two connecting lines 3 are knotted on the surface of soft anchor 2, described softThe surface of anchor 2 forms node 8, and the node 8 can make one to produce strong foreign body sensation after being put into human body；And the soft anchor 2Volume is larger, also produces strong foreign body sensation after soft anchor 2 enters human body, therefore it is very uncomfortable to produce patient in performing the operationFeel.
For drawbacks described above, as shown in fig. 6, compared with former disclosed homogeneous structure, the present invention reduces soft anchor 2Volume, the soft longitudinal design of anchor 2 have interstitial hole 21, for connecting line 3 by playing a part of the soft anchor 2 that is connected, and incite somebody to actionConnecting line 3 penetrates in the interstitial hole 21 of soft anchor 2 and is connected and knots with taking out line 6 in interstitial hole 21, and knot stays in centreKnot is pulled to the middle part of soft anchor 2, and be fixed as with soft anchor 2 the middle part silica gel 22 is glued in hole 21, during assemblingOne, to take out line 6 and passed from interstitial hole 21, the soft surface of anchor 2 does not have connecting line and a knot, the use mode that is connected,Avoiding connecting line 3 needs the fixation that knotted on the soft surface of anchor 2, reduces the stimulation to patient's urethral tissue, reduces foreign body sensation；ByVolume is reduced in soft anchor 2, and is stimulated without knot, is put into the foreign body sensation that human body is significantly reduced after human body.
As in Figure 2-4, the stand tube 1 is sleeved on slideably and separatably on support tube 4；The support tube 4Steel wire increase elasticity and pliability are built-in with, so that stand tube 1 prevents support tube 4 from fractureing into urethra.
The stand tube 1 is made up of medical soft material.
Embodiment two
Such as Fig. 2-3, a kind of urethra rack imbedding system includes the urethra rack and support embedded device in embodiment one, describedSupport embedded device includes support tube 4, adjustable limiting device 42 and support tube handle 43, and the top of the support tube 4 is inserted intoIn stand tube 1.
As shown in figure 4, the inner core tube 4 is on first 11 corresponding position of urethral catheterization and is not provided with sacculus, therefore, compared to existingFor having technology, first without using sacculus drive support be together pulled to bladder neck positioning, secondly support place after sacculus byAction of Gravity Field causes the displacement of support, causes urination not smooth；Support urine filling mouth is reduced to bladder neck, and urination is more thorough, reducesNumber of micturitions；Reduce the contact area of support and tissue without balloon structure simultaneously, patient's foreign body sensation can be weaker；In addition,Due to, without sacculus, thus providing also without two-port valve etc. the charge and discharge medium apparatus of medium for sacculus in inner core tube 4, furtherSimplify product structure, doctor is more convenient using meeting also without charge and discharge media operation, product.
As Figure 2-3, the urethra rack imbedding system remove the first silica gel catheter, the second silica gel catheter, guide pipe,Support spring and connection is first-class, structure simplifies, and inserts conveniently, will not damage mucous membrane of urethra, causes hemorrhage of the urethra, mitigates patientPain；Support is sent into internal, caliber very little merely with inner core tube, and compared to silica gel tube wall, inner core tube wall is verySmooth, frictional resistance is smaller, therefore can be more smooth into urethra, and placement is more prone to；After the completion of other support positioning is placedIt is equally very smooth for inner core tube extraction, and stent migration will not be driven, sacculus gum cover in like product will not be produced and extracted outWhen drive the latency that skids off of support.
As shown in Fig. 2 scale is labeled with the support tube 4, collaboration behaviour corresponding with prostate device for measuring length scaleMake, more intuitively；The adjustable limiting device 42 is arranged on the outer wall of support tube 4, and the adjustable limiting device 42 is used to putThe depth adjustment of Supporting tube 1, the depth adjustment adjustable limiting device 42 that need to be only measured according to the measuring appliance during to usePosition, stand tube 1 is then placed, operation is simple and reliable.
As shown in fig. 7, the lateral layout of the support tube 4 has an aperture 44, the taking-up line 6 passed from soft anchor 2 is logicalSmall holes 44 are penetrated in support tube 4, are taken out line 6 and are hidden in support tube 4, are passed from the afterbody of support tube 4, and take out line 6 makes in assemblingUsed time is placed in support tube 4, as support tube 4 slowly exits after completing to place, takes out line 6 from the aperture 44 of support tube 4Slowly exit and stay in urethra.When urethra rack being inserted into urethra by support embedded device, take out line 6 and passed from soft anchor 2Directly penetrated afterwards by aperture 44 in support tube 4, it is outside without taking-up line 6, reducing friction resistance.
Particular embodiments described above, pair present invention solves the technical problem that, technical scheme and beneficial effect carry outIt is further described, should be understood that the specific embodiment that the foregoing is only the present invention, is not limited to thisInvention, within the spirit and principles of the invention, any modification, equivalent substitution and improvements done etc., should be included in this hairWithin bright protection domain.