CN106580380B - A kind of disintegratable vesicourethral stapler - Google Patents
A kind of disintegratable vesicourethral stapler Download PDFInfo
- Publication number
- CN106580380B CN106580380B CN201611203853.0A CN201611203853A CN106580380B CN 106580380 B CN106580380 B CN 106580380B CN 201611203853 A CN201611203853 A CN 201611203853A CN 106580380 B CN106580380 B CN 106580380B
- Authority
- CN
- China
- Prior art keywords
- stapler
- bladder
- annulus
- urethra
- vesicourethral
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 210000003708 urethra Anatomy 0.000 claims abstract description 61
- 206010058109 Hangnail Diseases 0.000 claims abstract description 18
- 238000001356 surgical procedure Methods 0.000 claims abstract description 12
- 239000000463 material Substances 0.000 claims description 13
- 210000001635 urinary tract Anatomy 0.000 abstract description 4
- 238000011084 recovery Methods 0.000 abstract description 2
- 230000003872 anastomosis Effects 0.000 description 19
- 238000000034 method Methods 0.000 description 9
- 230000000694 effects Effects 0.000 description 8
- 238000010586 diagram Methods 0.000 description 6
- 230000003014 reinforcing effect Effects 0.000 description 6
- 230000035876 healing Effects 0.000 description 5
- 230000008569 process Effects 0.000 description 5
- 210000002784 stomach Anatomy 0.000 description 4
- 230000002485 urinary effect Effects 0.000 description 4
- 210000002700 urine Anatomy 0.000 description 4
- 238000005452 bending Methods 0.000 description 3
- 230000008901 benefit Effects 0.000 description 3
- 201000010099 disease Diseases 0.000 description 3
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 description 3
- 239000000284 extract Substances 0.000 description 3
- 238000002271 resection Methods 0.000 description 3
- 206010005003 Bladder cancer Diseases 0.000 description 2
- 210000003484 anatomy Anatomy 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 2
- 208000029162 bladder disease Diseases 0.000 description 2
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 230000008878 coupling Effects 0.000 description 2
- 238000010168 coupling process Methods 0.000 description 2
- 238000005859 coupling reaction Methods 0.000 description 2
- 125000004122 cyclic group Chemical group 0.000 description 2
- JHIVVAPYMSGYDF-UHFFFAOYSA-N cyclohexanone Chemical compound O=C1CCCCC1 JHIVVAPYMSGYDF-UHFFFAOYSA-N 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000005484 gravity Effects 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 210000001519 tissue Anatomy 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- RKDVKSZUMVYZHH-UHFFFAOYSA-N 1,4-dioxane-2,5-dione Chemical compound O=C1COC(=O)CO1 RKDVKSZUMVYZHH-UHFFFAOYSA-N 0.000 description 1
- 241000894006 Bacteria Species 0.000 description 1
- 241000790917 Dioxys <bee> Species 0.000 description 1
- 206010016717 Fistula Diseases 0.000 description 1
- 206010028980 Neoplasm Diseases 0.000 description 1
- 208000031481 Pathologic Constriction Diseases 0.000 description 1
- 206010060862 Prostate cancer Diseases 0.000 description 1
- 208000000236 Prostatic Neoplasms Diseases 0.000 description 1
- 208000025844 Prostatic disease Diseases 0.000 description 1
- 208000007097 Urinary Bladder Neoplasms Diseases 0.000 description 1
- 208000005561 Urinary fistula Diseases 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000000740 bleeding effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 229920001577 copolymer Polymers 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 238000011902 gastrointestinal surgery Methods 0.000 description 1
- 229920001519 homopolymer Polymers 0.000 description 1
- 238000009940 knitting Methods 0.000 description 1
- JJTUDXZGHPGLLC-UHFFFAOYSA-N lactide Chemical compound CC1OC(=O)C(C)OC1=O JJTUDXZGHPGLLC-UHFFFAOYSA-N 0.000 description 1
- 230000014759 maintenance of location Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000027939 micturition Effects 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 229920000642 polymer Polymers 0.000 description 1
- 230000002980 postoperative effect Effects 0.000 description 1
- 210000002307 prostate Anatomy 0.000 description 1
- 208000017497 prostate disease Diseases 0.000 description 1
- 238000009801 radical cystectomy Methods 0.000 description 1
- 238000011472 radical prostatectomy Methods 0.000 description 1
- 230000000306 recurrent effect Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 238000004904 shortening Methods 0.000 description 1
- 230000004083 survival effect Effects 0.000 description 1
- 230000000451 tissue damage Effects 0.000 description 1
- 231100000827 tissue damage Toxicity 0.000 description 1
- YFHICDDUDORKJB-UHFFFAOYSA-N trimethylene carbonate Chemical compound O=C1OCCCO1 YFHICDDUDORKJB-UHFFFAOYSA-N 0.000 description 1
- 201000005112 urinary bladder cancer Diseases 0.000 description 1
- 208000026533 urinary bladder disease Diseases 0.000 description 1
- 238000007631 vascular surgery Methods 0.000 description 1
- 230000003313 weakening effect Effects 0.000 description 1
- PAPBSGBWRJIAAV-UHFFFAOYSA-N ε-Caprolactone Chemical compound O=C1CCCCCO1 PAPBSGBWRJIAAV-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/11—Surgical instruments, devices or methods, e.g. tourniquets for performing anastomosis; Buttons for anastomosis
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/11—Surgical instruments, devices or methods, e.g. tourniquets for performing anastomosis; Buttons for anastomosis
- A61B2017/1132—End-to-end connections
Landscapes
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Surgery (AREA)
- Heart & Thoracic Surgery (AREA)
- Engineering & Computer Science (AREA)
- Biomedical Technology (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Medical Informatics (AREA)
- Molecular Biology (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Prostheses (AREA)
- Surgical Instruments (AREA)
Abstract
The invention proposes a kind of disintegratable vesicourethral staplers, for tensing connection to bladder (10) and urethra (20) stump in vesicourethral anastomosing surgical procedure, wherein, the stapler (40) includes an annulus (41) connecting with the bladder (10), the annulus (41) periphery is provided with multiple spikes (411) for hooking the bladder (10) downwards, the annulus (41) is provided with multiple hook feet (42) extended downwardly connecting with the urethra (20), the end of each hook foot (42) is provided with the upward hangnail (421) for hooking the urethra (20).The above-mentioned stapler of the present invention can pass through stapler annulus and hangnail, bladder and urethra are hooked respectively, and by bladder together with the tension of urethra stump, shorten catheter uses the time, the pain and inconvenience for alleviating patient, are conducive to the recovery of patient's bladder and urinary tract organisms' function.
Description
Technical field
The present invention relates to a kind of medical instrument, especially a kind of operation that can be used for such as prostate or bladder disease etc
In the process, the stapler for bladder and urethra anastomosis operation.
Background technique
Bladder cancer is China's Urology Surgery clinically one of most common tumour, is a kind of disease for directly threatening survival of patients
Disease, disease incidence are presented growth trend year by year, and radical cystectomy is recurrent, multiple and invasive bladder cancer mark
Quasi- treatment；And radical prostatectomy is to cure one of localized prostate cancer most efficient method, the key of operation and
Difficult point is all to be the reconstruction of lower urinary tract, i.e. the identical key technical problem of vesicourethral.The side of manual suture is mostly used at present
Method, but since previous anastomotic is located at pelvic cavity bottom, position is deep, and operating space is narrow, and there are suturing skill difficulty is big, operation is time-consuming
The problem of length, match result is difficult to ensure, is easy to happen a series of complication such as urinary fistula or anastomotic stricture.Many scholars are to wing
Guang-urethra anastomosis technology is improved and has been improved, but actual effect all cannot be fully up to expectations, cannot be promoted and be standardized completely
Change.
As shown in Figure 1, its structural schematic diagram that bladder and urethra link position is shown, when operation needs will be in Fig. 1
The part excision that bladder 10 shown in circle and urethra 20 connect.After resection, bladder 10 shown in circle and urethra 20
Connection this portion of tissue be in off-state, need by anastomosis operation by bladder 10 together with 20 apical stitch of urethra until
It is allowed to heal.Shown in Figure 13, it is shown bladder and urethra makes arrangements for surgery the internal anatomy of connection.
Currently, stapler has been widely used for gastrointestinal surgery, in vascular surgery, have and shorten operating time, reduces
The good feature of tissue damage, reduction bleeding, match result.But since that there are urethra lumens is small, urethra is disconnected for lower urinary tract reconstruction operations
The problems such as holding short, previous anastomotic to may induce calculus there are tension, anastomosis staple, up to the present, not can be carried out wing still both at home and abroad
The commercialization instrument of Guang urethra anastomosis, existing patented technology is per urethra merging stapler, but urethra internal diameter is elongated, to identical
The actual production and use of device propose high requirement, and there has been no product appearances at present.
This section of urethra 20 of 10 lower section of bladder is very short, and is in basin bottom, and position is very narrow, can not be by the residual of urethra 20
End is pulled up to be sutured with bladder 10.It needs to pull down in bladder 10, bladder 10 is sewn on the stump of urethra 20.Surgical procedure
When, even bladder 10 is pulled down sutured with 20 stump of urethra it is all highly difficult.
The anastomosis operation of bladder and urethra is to assist carrying out by way of bladder creating-fistula at present.As shown in Fig. 2, its
A kind of operation chart of existing vesicourethral anastomosis operation is shown.After resection, one is had the urethral catheterization of sacculus 31
Pipe 30 is inserted into from urethral orifice, by urethra 20, into bladder 10.Then the open end of bladder 10 is banded in urethral catheterization with suture
The lower end of inflatable or water-filling the sacculus 31 of pipe 30 struts sacculus 31 to the inflation of sacculus 31 or water-filling.After strutting sacculus 31,
Catheter 30 is pulled down, drives bladder 10 to move downward, until the open end of bladder and the stump of urethra 20 are tightly bonded shape
At matching surface, conventional anastomosis operation can be carried out later.After anastomosis operation, holding 31 inflated condition of sacculus (or fill nothing
Bacterium water state), the state for keeping bladder 10 and 20 stump drawing of urethra to be close together by sacculus 31 makes previous anastomotic naturally raw
It is long, it just heals within about 2 weeks.After the bladder end of equal matching surfaces is together with the healing of urethral orifice end, it is evacuated (or drawing water) to sacculus 31,
Sacculus 31 is shunk, and then extracts catheter 30.Urination during this is completed by catheter 30.Involved in the above-mentioned prior art
Catheter is routine techniques, may refer to 8083804 B2 of US, the existing knot of 102639069 A of CN 1993083 A and CN
Structure is understood.
Above-mentioned existing vesicourethral anastomosis operation the problem is that, after operation, need the sacculus by catheter 30
31 holding bladders 10 and 20 stump drawing of urethra are close together growth, patient need a straight cutting catheter 30 with hang urinal
It 2 weeks, urinates and takes action very inconvenient, be unfavorable for the recovery of patient's bladder and urinary tract organisms' function, also influence beautiful.
Summary of the invention
The technical problem to be solved in the present invention is to provide a kind of disintegratable vesicourethral staplers, front is reduced or avoided
The problem of being previously mentioned, especially shortening catheter use the time.
Specifically, the present invention provides a kind of disintegratable vesicourethral staplers, in bladder and urethra anastomosis hand
During art, bladder is grown together with the tension of urethra stump, solution pelvic cavity operating space is narrow, and difficulty of coincideing is big to ask
Topic shortens operating time, and that shortens catheter uses the time, mitigates the pain and inconvenience of patient, preferably restores urinary function.
In order to solve the above technical problems, being used for vesicourethral the invention proposes a kind of disintegratable vesicourethral stapler
Bladder and urethra stump are tensed in anastomosing surgical procedure and coincide, wherein the stapler includes one and connect with the bladder
Annulus, the annulus is provided with multiple hook feet extended downwardly connecting with the urethra, the end of each hook foot
End is provided with the upward hangnail for hooking the urethra.
Preferably, the stapler is processed by the modified material of Biodegradable material or Biodegradable material.
Preferably, the annulus periphery is provided with multiple spikes for hooking the bladder downwards.
Preferably, each hook foot includes bend inwards section and bent outward trisection interconnected, described inside
Bending segment top is connect with the annulus, and lower part is connect with the bent outward trisection, the lower part of the bent outward trisection with it is described
Hangnail connection.
Preferably, the annulus is formed by connecting by the different thick stick of diameter and thin stick interval, the spike and the hook foot
It is connected with the thick stick.Preferably, the annulus is surrounded by the consistent solid stick of diameter.
Preferably, the notch with a disconnection on the annulus.
Preferably, the notch is between two adjacent thick sticks.
Preferably, reinforcing connector is connected between the hook foot.
Preferably, from the annulus, outside extends the spike downwards, the folder of the plane of the spike and the annulus
Angle α is 0-90 degree.
Preferably, the angle β to bend inwards between section and bent outward trisection is 90-180 degree.
The above-mentioned stapler of the present invention can hook bladder and urethra stump by stapler annulus and hangnail respectively, by wing
Together with Guang is tensed and coincide with urethra stump, shorten catheter uses the time, alleviates the pain and inconvenience of patient, improves
The quality of previous anastomotic and the urinary function for restoring bladder and urethra as early as possible.
Detailed description of the invention
The following drawings are only intended to schematically illustrate and explain the present invention, not delimit the scope of the invention.Wherein,
The structural schematic diagram of bladder and urethra link position is shown in Fig. 1；
A kind of operation chart of existing vesicourethral anastomosis operation is shown in Fig. 2；
The operation chart of the vesicourethral anastomosis operation of a specific embodiment according to the present invention is shown in Fig. 3；
The vesicourethral attachment structure schematic diagram after anastomosis operation shown in Fig. 3 is shown in Fig. 4；
The side view of the vesicourethral stapler of a specific embodiment according to the present invention is shown in Fig. 5；
The stereochemical structure signal of the vesicourethral stapler of another specific embodiment according to the present invention is shown in Fig. 6
Figure；
The side view of the vesicourethral stapler of another specific embodiment according to the present invention is shown in Fig. 7；
The stereochemical structure signal of the vesicourethral stapler of another specific embodiment according to the present invention is shown in Fig. 8
Figure；
Fig. 9 is shown the stereochemical structure according to the present invention there are one the vesicourethral stapler of specific embodiment and shows
It is intended to；
The side view of the also vesicourethral stapler of another specific embodiment according to the present invention is shown in Figure 10；
Figure 11 is shown the solid according to the present invention there are also the vesicourethral stapler of another specific embodiment and ties
Structure schematic diagram；
The side view of the vesicourethral stapler of another another specific embodiment according to the present invention is shown in Figure 12.
The internal anatomy for connection that Figure 13 is shown bladder and urethra makes arrangements for surgery.
Specific embodiment
For a clearer understanding of the technical characteristics, objects and effects of the present invention, this hair of Detailed description of the invention is now compareed
Bright specific embodiment.Wherein, identical component uses identical label.
The defect of the prior art just as described in the background section, the present invention provides a kind of disintegratable vesicourethrals to coincide
Device, in the surgical procedure of bladder or prostatic disorders etc, bladder is tensed with urethra stump together with grow, and it is existing
Some reconstruction of urethra are compared, and the labor intensity of suture difficulty and doctor is greatly reduced, and that shortens catheter uses the time, are subtracted
The pain and inconvenience of hypopathia people is more advantageous to patient and restores urinary function.
Specific operative process may refer to shown in Fig. 3-4, wherein a tool according to the present invention is shown in Fig. 3
The operation chart of the vesicourethral anastomosis operation of body embodiment；The urinary urine bladder after anastomosis operation shown in Fig. 3 is shown in Fig. 4
Pipeline connecting structure schematic diagram.As shown, the operating process of vesicourethral anastomosis operation of the invention is as follows:
It is same as the prior art, first or the part that bladder 10 shown in circle in Fig. 1 and urethra 20 connect is cut
It removes.After resection, it is still desirable to use the catheter 30 for having sacculus.30 per urethra 20 of catheter is entered into bladder 10.
Later, from the stomach wall opening in surgical procedure, using laparoscopic instrument by a disintegratable bladder of the invention
Urethral anastomotic tool 40 (the subsequent explanation of specific structure) is sent into bladder 10.
Then 40 sets of stapler on catheter 30, stapler 40 is in the lower section of sacculus 31, as shown in Figure 3.By wing
The open end of Guang 10 is banded on the outside of the upper end of stapler 40 with suture, and the open end of bladder 10 is made to wrap stapler 40
Upper end.
Followed by, inflation struts the sacculus 31 of catheter 30, pulls downward on catheter 30, and bladder and urethra stump are close to
Conventional anastomosis operation is carried out on matching surface, meanwhile, make stapler 40 respectively by bladder 10 together with the hook of urethra 20, passes through
Stapler 40 is grown together with tensing bladder with urethra stump.Operation can extract catheter 30 after 3 days, allow stapler 40
The effect for playing and tensing bladder 10 and urethra 20 is remained there, allows previous anastomotic to grow naturally, heals after about 2 weeks, such as Fig. 4 institute
Show.In a specific embodiment, stapler 40 can be processed by Biodegradable material, be voluntarily disintegrated within 2 weeks after use
At fritter, excreted by urethra with urine.The material can be Biodegradable material, including but not limited to dioxy
The blending of cyclohexanone, glycolide, lactide, caprolactone, the homopolymer of trimethylene carbonate, copolymer or the above polymer
Object, certain material are also possible to the modified material etc. of Biodegradable material.
It is can be seen that from above-mentioned operative process of the invention by the present invention in that with stapler 40, although operating
It is upper there is still a need for using catheter 30, but for patient, catheter 30 only need to keep 3 days can, 3 days time
It is acted on downwards using the gravity of catheter 30, stapler 40 is securely hooked into bladder 10 and urethra 20, the task of catheter 30 is just
It completes, then can extract catheter 30.Under the fixed function of stapler 40, meeting nature is cured for bladder 10 and urethra 20
It closes.The internal channel of stapler 40 can allow patient's normal voiding, also not need the negative pressure of catheter 30.Shorten catheter 30
Using the time, the pain and inconvenience of patient are alleviated.Certainly for the sake of sometimes for insurance, postoperative retention catheterization pipe always is played
Drainage of urine effect in this way can also be with until anastomotic healing.It does so and does not conflict mutually with advantages of the present invention.
The specific structure for the vesicourethral stapler that the present invention will be described in detail with reference to the accompanying drawings, as shown in figure 5, it shows
Be a specific embodiment according to the present invention vesicourethral stapler 40 side view, the vesicourethral stapler 40
It can be used for tensing the stump of bladder 10 and urethra 20 in vesicourethral anastomosing surgical procedure and coincide.
As shown, 40 overall structure of vesicourethral stapler of the invention looks like " stool " of a tubular, last week
It is an annulus 41, is below the barbed connector 42 being arranged around annulus.It is described in the illustrated embodiment of Fig. 5-9,11,12
Barbed connector 42 is the hook foot of multiple " stool leg " shapes, and in the embodiment shown in fig. 10, the barbed connector 42 is to downward
The tubular structure stretched.
Fig. 5 is the side view of symmetrical structure, and wherein the sum of the hook foot of barbed connector 42 is six, the complete phase of structure
It is same and symmetrical.That is, in the embodiment shown in fig. 5, stapler 40 includes an annulus 41 connecting with bladder 10, around circle
Ring 41 is provided with the barbed connector 42 extended downwardly, and the end of barbed connector 42 is provided with the upward of hook urethra 20 and falls
Thorn 421.Barbed connector 42 in embodiment illustrated in fig. 5 is multiple hook feet extended downwardly connecting with urethra 20, each hook
The end of foot is provided with the upward hangnail 421 of a hook urethra 20.
In a preferred embodiment, the position corresponding to six hook feet is provided with multiple downward around 41 periphery of annulus
Hook the spike 411 of bladder 10.That is the quantity of spike 411 shown in Fig. 5 is also six, and identical and symmetrical point of structure
Cloth.From annulus 41, outside extends the spike 411 downwards, the angle α of the plane of spike 411 and annulus 41 be 0-90 degree (
In embodiment illustrated in fig. 7, spike 411 and annulus 41 are in same plane, then angle α is 0 degree).
The use of above-mentioned stapler 40 i.e. of the invention, actually instead of the effect of catheter sacculus.With identical
Spike 411 and hangnail 421 on device annulus 41, hook bladder and urethra respectively.Spike 411 is responsible for hooking bladder, and hangnail 421 is negative
Duty hooks urethra, is acted on by the hook lock of spike 411 and hangnail 421, by bladder together with urethra tension, is kept for 2 weeks, bladder
After urethra healing, stapler disintegration is excreted with urine.
In a preferred embodiment, as seen in figs. 5-6, each hook foot may each comprise the section interconnected that bends inwards
422 and bent outward trisection 423,422 top of the section that bends inwards connect with annulus 41, lower part is connect with bent outward trisection 423, to
The lower part of outer bending segment 423 is connect with hangnail 421.Wherein, the angle β between the section that bends inwards 422 and bent outward trisection 423 is
90-180 degree.Angle β is that 180 degree is actually a kind of special circumstances, that is, interior curved situation is not present, as shown in fig. 7, each hook
Foot is all straight without interior curved.
In above preferred embodiment, the hook foot of stapler 40 passes through section 422 and the formation of bent outward trisection 423 of bending inwards
Bladder opening can be bundled in " 7 " font of stapler by the concave inward structure of " 7 " font by suture in the course of surgery
At recessed structure.Concave inward structure is first is that facilitate suture ties up positioning；Second is that vesicourethral is in the lower part of the body of human body, by gravity shadow
It rings, tissue here has inside stress, will inwardly squeeze naturally when group is woven in growth, concave inward structure is conducive to group
Knitting nature ingrowing prevents stapler to shrivel.
Certainly, in the structure shown in Fig. 7 without interior curved hook foot, there is also one for the coupling part of hook foot and annulus 41
Concave inward structure equally exists an indent in the barbed connector 42 of tubular structure shown in Fig. 10 and the coupling part of annulus 41
Structure also can achieve the similar effect of concave inward structure shown in fig. 5, certainly, it will be appreciated by those skilled in the art that Fig. 5 institute
The concave inward structure by bend inwards section 422 and formation " 7 " font of bent outward trisection 423 shown, indent range is bigger, " 7 " word
The concave inward structure of shape make indent diameter be less than annulus 41 internal diameter, be more conducive to suture tie up and organize nature to
Interior growth prevents stapler to shrivel.
The stereochemical structure signal of the vesicourethral stapler of another specific embodiment according to the present invention is shown in Fig. 6
Figure.Stapler structure in the embodiment is substantially the same with Fig. 5, from fig. 6 it can be seen that having a disconnection on annulus 41
Notch 414.The annulus 41 of stapler 40 is designed to the structure disconnected, and effect has two o'clock: first is that it is certain to have stapler 40
Elasticity, slightly radially firmly compression anastomosis device annulus 41, shrinks stapler 40 a little, it is convenient from stomach wall it is minimally invasive be open into
Enter, the opening of such stomach wall can also be small as far as possible；Second is that when inflated struts, annulus 41 can be supportted it is larger, can
So that the spike 411 on annulus is followed closely more securely bladder.
The embodiment of the equally stapler 40 of the design with similar notch 414 also has aobvious in Fig. 7,8,10,11,12
Show.For example, in the embodiment shown in fig. 8, notch 414 is designed as mutually matched inclined-plane, its advantage is that notch 414 is at inclination
Shape, when annulus 41 is connect with bladder, bladder is difficult to squeeze into notch 414 from skewed notch 414, so that notch 414
The identical growth of position is naturally smooth, and the generation for avoiding mouth from leaking is conducive to quickly heal.For another example, in embodiment illustrated in fig. 11
In, notch 414 is designed as mutually sliding the structure fastened, after stapler 40 is installed in place in operation, can be made by squeezing
The sliding fastening of notch 414 is integral, notch can be made to be closed completely, and the structure after fastening is similar to shown in Fig. 9 without lacking
The form of mouth, can be improved structural strength, eliminate the hidden danger that previous anastomotic squeezes into notch influence healing, while the presence of notch can
To facilitate the minimally invasive opening from stomach wall to be squeezed into, the size of minimally invasive opening can reduce, be conducive to the healing of opening, mitigate and suffer from
Person's pain.
Certainly, in another specific embodiment, the annulus 41 of stapler 40 can also be configured without the form of notch,
As shown in figure 9, the stereochemical structure of its vesicourethral stapler that another specific embodiment according to the present invention is shown is shown
It is intended to.Do not have structural strength jaggy to want much better, it is not easy to fracture.
Further, in a further advantageous embodiment, from Fig. 5-6 as can be seen that annulus 41 of the invention can be by straight
The different thick stick 412 of diameter and the interval of thin stick 413 are formed by connecting, and the benefit of thickness spacing structure is to can reduce the volume of material,
Convenient for being disintegrated from the position of the thin stick 413 of structural weak, and the small volume after disintegration, it is easy to excrete.It is simultaneously guarantee
Structural strength, preferably spike 411 and hook foot 42 are connected with thick stick 412, i.e., the spike 411 and hook foot 42 of main stress are respectively provided with
On the biggish thick stick 412 of structural strength, it is unlikely to that stress is excessive in operative process so that stapler 40 fractures.Meanwhile
From fig. 6, it can be seen that is, notch 414 disconnects where thin stick it is preferred that notch 414 is between two adjacent thick sticks 412
At position, weakening of the notch for circular ring structure intensity can be reduced to the greatest extent in this way.
In addition, from Fig. 9 it can also be seen that annulus 41 of the invention is also possible to the identical cyclic structure of diameter (without thick
The structure that stick is connected with thin stick interval), it can also can be arranged like that similar to previous embodiment as shown in Figure without notch
Notch.
Further, the vertical of the vesicourethral stapler of another specific embodiment according to the present invention is shown in Fig. 9
Body structural schematic diagram, the overall structure design of stapler 40 is substantially the same as in the previous example in figure, the difference is that, in figure
It is connected between hook foot and reinforces connector 415.Reinforce shown in Fig. 9 the grid-shaped hangnail 421 that hook foot is set of connector 415 with
On part, effect is the structural strength reinforced between hook foot 42, prevents stress when the excessive use of hook foot stress from fractureing.Certainly,
In a specific embodiment, the circle annulus reinforced connector 415 and be also possible to connecting hook foot bottom, structure are similar
Stapler annulus 41 in top.Stapler annulus 41 is different by diameter as can be as shown in the previous embodiment in figure
Thick stick and thin stick interval are formed by connecting, and are also possible to the identical cyclic structure of diameter, can as shown in Figure without notch,
Notch can be set like that similar to previous embodiment.
Further, if the latticed reinforcing connector 415 in Fig. 9 further encrypted, so that grid
The grid of the reinforcing connector 415 of shape disappears, then embodiment illustrated in fig. 9 can be formed like structure shown in Fig. 10, i.e.,
Tubular structure has been downwardly extending from the annulus 41 of stapler 40.Certainly, embodiment illustrated in fig. 10 can also be on annulus 41
With notch 414, and for convenient for compression, notch 414 is extended into along the length direction of the barbed connector 42 of tubular structure
Breach.
Further, securely not easily to fall off for the ease of stapler hook of the invention, it in the embodiment shown in fig. 12, can
Multiple outside hangnails 421 are set with the length direction along barbed connector 42, for example, can be along the tubular structure of Figure 10
The outer surface of barbed connector 42 be covered with hangnail 421, can also be on each hook foot shown in Fig. 5,6,8,9,11 along length
Multiple outside hangnails 421 are arranged in direction.
In conclusion the bladder for being connected in vesicourethral anastomosing surgical procedure to bladder and urethra tension of the invention
Urethral anastomotic tool can have the identical annulus of diameter, it is possible to have the annulus of thickness interval connection；It can have on annulus
Notch can also not have notch；It can have latticed reinforcing connector between hook foot, it is possible to have the ring positioned at bottom
The reinforcing connector of shape, can also be without any reinforcing connector.The stapler of above structure of the invention can perform the operation
By stapler annulus and hangnail in journey, bladder and urethra are hooked respectively, by bladder together with urethra tension, shorten urethral catheterization
Pipe uses the time, alleviates the pain and inconvenience of patient.
It will be appreciated by those skilled in the art that although the present invention is described in the way of multiple embodiments,
It is that not each embodiment only contains an independent technical solution.So narration is used for the purpose of for the sake of understanding in specification,
The skilled in the art should refer to the specification as a whole is understood, and by technical solution involved in each embodiment
Regard as and can be combined with each other into the modes of different embodiments to understand protection scope of the present invention.
The foregoing is merely the schematical specific embodiment of the present invention, the range being not intended to limit the invention.It is any
Those skilled in the art, made equivalent variations, modification and combination under the premise of not departing from design and the principle of the present invention,
It should belong to the scope of protection of the invention.
Claims (6)
1. a kind of disintegratable vesicourethral stapler is used in vesicourethral anastomosing surgical procedure to bladder (10) and urethra (20)
Stump tense coincide, which is characterized in that the stapler (40) include an annulus (41) being connect with the bladder (10),
The annulus (41) is provided with multiple barbed connectors (42) extended downwardly, the barbed connector (42) is multiple
The hook foot of " stool leg " shape, the end of the barbed connector (42) are provided with the upward hangnail for hooking the urethra (20)
(421)；The annulus (41) periphery is provided with multiple spikes (411) for hooking the bladder (10) downwards；The spike
(411) from the annulus (41), outside extends downwards, and the spike (411) and the angle α of the plane of the annulus (41) are
0-90 degree；The stapler (40) is processed by the modified material of Biodegradable material or Biodegradable material.
2. stapler as described in claim 1, which is characterized in that the barbed connector (42) is the multiple and urethra
(20) the hook foot extended downwardly connected, the end of each hook foot are provided with one and hook the upward of the urethra (20)
The hangnail (421).
3. stapler as claimed in claim 2, which is characterized in that be connected between the hook foot and reinforce connector (415).
4. stapler as claimed in claim 2, which is characterized in that each hook foot includes interconnected bends inwards
Section (422) and bent outward trisection (423), the section that bends inwards (422) and bent outward trisection (423) form " 7 " font
Concave inward structure, the section that bends inwards (422) top connect with the annulus (41), lower part and the bent outward trisection
(423) it connects, the lower part of the bent outward trisection (423) is connect with the hangnail (421).
5. stapler as claimed in claim 4, which is characterized in that the section that bends inwards (422) and bent outward trisection (423)
Between angle β be 90-180 degree.
6. stapler as described in claim 1, which is characterized in that the notch with a disconnection on the annulus (41)
(414).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611203853.0A CN106580380B (en) | 2016-12-23 | 2016-12-23 | A kind of disintegratable vesicourethral stapler |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611203853.0A CN106580380B (en) | 2016-12-23 | 2016-12-23 | A kind of disintegratable vesicourethral stapler |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106580380A CN106580380A (en) | 2017-04-26 |
| CN106580380B true CN106580380B (en) | 2019-07-26 |
Family
ID=58603128
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611203853.0A Active CN106580380B (en) | 2016-12-23 | 2016-12-23 | A kind of disintegratable vesicourethral stapler |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106580380B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115040183B (en) * | 2022-06-09 | 2024-04-19 | 广州新诚生物科技有限公司 | Urinary surgery is with bladder urethra anastomotic device |
| CN116019517B (en) * | 2023-02-28 | 2023-08-04 | 中国人民解放军总医院第三医学中心 | Transurethral imbedding disintegrable bladder-urethra anastomat |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1019429A4 (en) * | 1997-08-20 | 2001-08-08 | Somagenics Inc | Antisense and antigene therapeutics with improved binding properties and methods for their use |
| US6776785B1 (en) * | 2000-10-12 | 2004-08-17 | Cardica, Inc. | Implantable superelastic anastomosis device |
| EP2688514A1 (en) * | 2011-03-21 | 2014-01-29 | Endo Pharmaceuticals Inc. | Urethral anastomosis device and method |
| US20120290065A1 (en) * | 2011-05-12 | 2012-11-15 | Boston Scientific Scimed Inc. | Pre-Positioned Anastomosis Device and Related Methods of Use |
| CN203388903U (en) * | 2013-05-25 | 2014-01-15 | 南通华尔康医疗用品有限公司 | Novel vesicourethral anastomat |
-
2016
- 2016-12-23 CN CN201611203853.0A patent/CN106580380B/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| CN106580380A (en) | 2017-04-26 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US10792140B2 (en) | Partial cuff | |
| US11376124B2 (en) | Valve docking devices, systems and methods | |
| JP5367933B2 (en) | A device for making and holding tissue bags | |
| US20230270427A1 (en) | Devices and methods for occluding or promoting fluid flow | |
| CN107072784B (en) | System and method for anchoring implantation material | |
| US7101395B2 (en) | Method and apparatus for tissue connection | |
| US7674271B2 (en) | Endoluminal gastric ring and method | |
| US9326859B2 (en) | Inflatable minimally invasive system for delivering and securing an annular implant | |
| JP4202432B2 (en) | Skin implant device | |
| CN105555204B (en) | For delivering the equipment for the device for reducing left atrial pressure | |
| JP4384033B2 (en) | Method and apparatus for anastomosis | |
| CN106535781A (en) | Methods and devices for controlling the size of emphysematous bullae | |
| CN101917928B (en) | Partial cuff | |
| JP2012196504A (en) | Method and apparatus for controlling internal circumference of anatomic orifice or lumen | |
| JPH08506249A (en) | Tubular implant used to percutaneously nourish patients | |
| US20220323731A1 (en) | Systems and methods for percutaneous body lumen drainage | |
| US10219808B2 (en) | Partial cuff | |
| JP2010519987A (en) | Male urinary incontinence treatment tool | |
| CN106580380B (en) | A kind of disintegratable vesicourethral stapler | |
| RU2331370C1 (en) | Method of formation of neck of urinary bladder during retropubic prostatectomy | |
| CN206896366U (en) | A kind of vesicourethral stapler | |
| CN206228381U (en) | Scope aciculiform stitching unstrument | |
| RU2698873C1 (en) | Method of forming hepaticojejunostomy with high bile duct injury | |
| JP2009118927A (en) | Medical device for tissue anastomosis | |
| RU2264790C1 (en) | Method for forming orthotopic urinary reservoir |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20240415 Address after: 311103 Room 305, Building 1, No. 502, Linping Avenue, Donghu Street, Yuhang District, Hangzhou City, Zhejiang Province Patentee after: Hangzhou Cloud Innovation Materials Co.,Ltd. Country or region after: China Address before: Room 505, No.1 Courtyard, No. 95 Huanghua Road, Yuexiu District, Guangzhou City, Guangdong Province, 510005 Patentee before: Huang Jianneng Country or region before: China Patentee before: Zhao Shu |
|
| TR01 | Transfer of patent right |