CN108403267A - A kind of ureter bracket suit - Google Patents
A kind of ureter bracket suit Download PDFInfo
- Publication number
- CN108403267A CN108403267A CN201810249725.2A CN201810249725A CN108403267A CN 108403267 A CN108403267 A CN 108403267A CN 201810249725 A CN201810249725 A CN 201810249725A CN 108403267 A CN108403267 A CN 108403267A
- Authority
- CN
- China
- Prior art keywords
- ureter bracket
- sucking head
- tube drawing
- head
- sheath
- 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.)
- Pending
Links
Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
- A61F2/00—Filters implantable into blood vessels; Prostheses, i.e. artificial substitutes or replacements for parts of the body; Appliances for connecting them with the body; Devices providing patency to, or preventing collapsing of, tubular structures of the body, e.g. stents
- A61F2/82—Devices providing patency to, or preventing collapsing of, tubular structures of the body, e.g. stents
-
- 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
- A61M27/00—Drainage appliance for wounds or the like, i.e. wound drains, implanted drains
- A61M27/002—Implant devices for drainage of body fluids from one part of the body to another
- A61M27/008—Implant devices for drainage of body fluids from one part of the body to another pre-shaped, for use in the urethral or ureteral tract
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
- A61F2/00—Filters implantable into blood vessels; Prostheses, i.e. artificial substitutes or replacements for parts of the body; Appliances for connecting them with the body; Devices providing patency to, or preventing collapsing of, tubular structures of the body, e.g. stents
- A61F2/95—Instruments specially adapted for placement or removal of stents or stent-grafts
Abstract
The invention discloses a kind of ureter bracket suits,Including ureter bracket and pipe drawing device,The ureter bracket includes ureter bracket ontology and the passive sucking head made of magnetically soft alloy,The pipe drawing device includes tube drawing sheath and inner core,It is provided with the active sucking head made of ferromagnetic material on the inner core,When operation,Tube drawing sheath is placed in human urethra,Establish bladder and external channel,Active sucking head is driven to pass in and out bladder by tube drawing sheath by inner core,Passive sucking head is sucked by active sucking head to take out ureter bracket,During taking out ureter bracket,Due to establishing individual access way,Therefore it greatly reduces the damage to patient and reduces the pain of patient,In addition,Active sucking head can be driven to rotate and be moved forward and backward by inner core,To reduce the relative distance of active sucking head and passive sucking head,To realize that active sucking head is docked with the fast and reliable of passive sucking head,Improve the success rate and efficiency of tube drawing.
Description
Technical field
The present invention relates to medical instruments fields, and in particular to a kind of ureter bracket suit.
Background technology
Ureter rack tube is mainly used for the auxiliary treatment of urolithiasis, to subtract because of the double action with support and drainage
Light various benign and malignant obstructions, the recovery for promoting ureter and treatment urinary extravasation.Ureter bracket becomes modern uropoiesis
Section operation old process, at home and abroad each hospital be used widely.Usual ureter bracket is implanted into the patient rear 1-6
It must be taken out within month, patient in minor operation room by carrying out cystoscopes tube drawing.But cystoscopes are rigid apparatus,
The pain and trouble that patient can undoubtedly be increased by cystoscope tube drawing, particularly with male, because male urethra is longer and is in bending
Shape, rigid cystoscope can cause urethra and bladder larger damage and bleeding, increase the pain and urinary system togetherness of patient
The probability of dye.In addition, pull out ureter bracket with cystoscope after carrying out local anaesthesia to operating room while adding the treatments such as postoperative anti-inflammatory,
Expense nearly 1,000 yuan is needed, patient economy burden has been aggravated.
For this purpose, the patents such as many technologies such as Authorization Notice No. CN202802483U, CN202537719U are proposed in ureter
Magnet or magnetisable material are installed on holder, then by installed on soft conduit corresponding magnet by the method for magnetic come
It solves the above problems.Although such scheme increased patient's tube drawing comfort level and can be reduced to patient's urethral injury, this
Class scheme because be it is blind take, ureter bracket the position of bladder and form in the course of surgery can not real-time judge, into wing
It is difficult to be moved that the position of magnetic head and the magnet of ureter bracket tail end after Guang on pipe drawing device, which is contained because of conduit by urethra,
Dynamic and rotation and it is closer to each other, the success rate of practical tube drawing is not high, and ureter bracket magnet is sucked carries out to reach
Tube drawing purpose, the conduit with magnetic head have to be repeatedly inserted into urethra, and the damage to urethra is simultaneously no less than cystoscope tube drawing.And it is long
Magnet is installed on the ureter bracket of phase implantation, safety and validity need further to confirm.
Pass through above-mentioned analysis, it would be desirable to have such a ureter bracket and its pipe drawing device, magnetic can be made full use of
The advantages of method tube drawing, and tube drawing success rate can be improved, and also it is safe and reliable, while manufacturing expense can be made to reduce again, technique can
Row is suitable for large-scale promotion, doctor is facilitated to use and reduce corrective surgery expense.
Invention content
In view of this, the purpose of the present invention is to provide a kind of ureter bracket suit, easy to operate, tube drawing is made it have
Success rate is high, can reduce the advantages of damage and reduction patient suffering to patient, meanwhile, the surgery cost of patient can be reduced.
The present invention is solved the above problems by following technological means：A kind of ureter bracket suit, including ureter bracket
And pipe drawing device, the ureter bracket include ureter bracket ontology and passively attract made of magnetically soft alloy material
Head, the pipe drawing device include tube drawing sheath and inner core, and the active sucking head made of ferromagnetic material, institute are provided on the inner core
It states tube drawing sheath side wall and is provided with urethral catheterization hole.
Further, the tube drawing sheath includes tube drawing sheath ontology and pull handle.
Further, the inner core includes ejector sleeve and push handle.
Further, the passive sucking head is in mushroom head, and the head end of passive sucking head is provided with arc transition, tail end with
The firm socket in the inner cavity of ureter bracket ontology.
Further, conduction hole is offered inside the passive sucking head.
Further, the pipe drawing device head end is in bending.
Further, the ejector sleeve head end is in the bending being mutually matched in bending or tube drawing sheath head end and ejector sleeve head end
Shape.
Further, the head end of the active sucking head is matched with the inner cavity of tube drawing sheath ontology, and the inner cavity of tail end and ejector sleeve is steady
Gu socket.
Further, further include safety line, the safety line head end pass through ejector sleeve after connect with active sucking head, tail end with push away
Handle connects.
Further, the ureter bracket ontology is made by soft medical polyurethane or silica gel, the tube drawing sheath
It is made by soft and transparent material.
Beneficial effects of the present invention：
1) ureter bracket of the invention suit, when tube drawing is performed the operation, the tube drawing sheath by being placed in urethra establishes operation path,
During tube drawing, even if active sucking head and inner core are in the intrathecal repeated multiple times disengaging of tube drawing, the damage to patient's urethra and bladder
It is smaller, greatly reduce the pain of patient.
2) during tube drawing, the active sucking head made of ferromagnetic material with it is passive made of magnetically soft alloy material
Ureter bracket is pulled out after the absorption docking of sucking head, takes full advantage of the advantage of magnetic tube drawing, in addition, passive sucking head by
Magnetically soft alloy is made, and magnetically soft alloy can be restored when magnetic field is decorporated by Momentary magnetizing without magnetic characteristic when close to magnetic field, long-term to plant
It is reliable to enter human-body safety.
3) active sucking head can be driven to rotate and be moved forward and backward by inner core, to reduce active sucking head and passive attraction
The relative distance of head improves the success rate of tube drawing to realize that active sucking head is docked with the fast and reliable of passive sucking head
And efficiency.
4) overall structure is simple, easy to operate, draws materials as common medical material, advantageously reduces medical treatment cost.
Description of the drawings
The invention will be further described with reference to the accompanying drawings and examples.
Fig. 1 is the dimensional structure diagram of the present invention；
Fig. 2 is the tube drawing process schematic of the present invention；
Fig. 3 is ureter bracket schematic diagram；
Fig. 4 is the close-up schematic view at A in Fig. 3；
The structural schematic diagram of Fig. 5 pipe drawing devices；
Fig. 6 is the close-up schematic view at A in Fig. 5；
Fig. 7 is the structural schematic diagram of tube drawing sheath；
Fig. 8 is the front view of inner core；
Fig. 9 is the vertical view of inner core；
Figure 10 is the close-up schematic view of inner core head end；
Figure 11 is the tube drawing status diagram of pipe drawing device.
Specific implementation mode
Below with reference to attached drawing, the present invention is described in detail.
As shown in Figure 1, the ureter bracket suit of the present invention, including ureter bracket 1 and pipe drawing device 2；Such as Fig. 3 institutes
Show, shown ureter bracket includes ureter bracket ontology 101 and is arranged passive attraction in ureter bracket ontology tail end
First 102, the ureter bracket ontology is made by soft medical polyurethane or silica gel, and the passive sucking head is by soft magnetism
Alloy material is made, and magnetically soft alloy can be restored when magnetic field is decorporated by Momentary magnetizing without magnetic characteristic when close to magnetic field, long-term to plant
Enter that human-body safety is reliable, avoids the influence of extraneous metallics, it can be by viscous between passive sucking head and ureter bracket ontology
Connect, weld and the forms realizations such as interference clamping are bonded, preferably the form of interference clamping, facilitate realize it is between the two
Not destructive dismounting, for concrete structure as shown in figure 4, passive sucking head is in mushroom head, the head end of passive sucking head is provided with circle
Arc transition prevents from scratching urethra or ureter when implantation human body, the firm socket of inner cavity interference of tail end and ureter bracket ontology,
The overall dimensions of ureter bracket are consistent after connection, adapt to various endoscope ureter bracket implantations, among passive sucking head
Conduction hole is offered, the drainage flow of ureter bracket can be increased；As shown in figure 5, pipe drawing device includes tube drawing sheath 21 and inner core 22,
Inner core can repeatedly be passed in and out from the inner cavity of tube drawing sheath；As shown in fig. 7, the tube drawing sheath includes tube drawing sheath ontology 210 and and sets
The pull handle 211 in tube drawing sheath ontology tail end is set, tube drawing sheath ontology is the straight state tube body of softness, and front-end port is equipped with arc transition,
Tube drawing this body sidewall of sheath is provided with urethral catheterization hole 212 close to the position of head end, and urine is exported when for being inserted into bladder, and pull handle conveniently pulls out
Entirely pipe drawing device is last after the completion of pipe exits；As shown in FIG. 8 and 9, the inner core include ejector sleeve 222 and and setting pushing away
The push handle 223 of pipe tail end, ejector sleeve are the single lumen catheter for having certain hardness, have certain support force, can support inner core and repeat
Discrepancy tube drawing sheath, while ejector sleeve size is less than the intrathecal chamber size of tube drawing, can enter with tube drawing sheath and bend and generate in vivo
Deformation, to make pipe drawing device be in relatively soft state on the whole；As shown in fig. 6, ejector sleeve head end is provided with active sucking head
221, the active sucking head is made of ferromagnetic material, can the passive sucking head that is made by magnetically soft alloy of Momentary magnetizing, to real
Both existing simultaneously final securely connection that attracts each other, head end and the chamber size in tube drawing sheath ontology front end of active sucking head
Match, formed and expand head, at expansible ankylurethria, so that tube drawing sheath is smoothly inserted into urethra, can lead between active sucking head and ejector sleeve
It crosses the forms realizations such as bonding, welding and interference clamping to be bonded, preferably the form of interference clamping, facilitates and realize the two
Between not destructive dismounting；It is specific as shown in Figure 10, the firm socket of the tail end of active sucking head and the inner cavity of ejector sleeve；It further include peace
Completely 224, the safety line head end is fixedly connected after passing through ejector sleeve with the endoporus of tail end is actively attracted, and tail end is fixed with push handle
Connection, safety line can prevent active sucking head in surgical procedure from falling into vivo, realize three and consolidate, effectively connect.
To keep above-mentioned technical proposal clearer, specific surgical procedure is described in detail below.Such as Fig. 2 and 11, surgical
When, the tube drawing sheath ontology of pipe drawing device is directly pushed into urethra, establishes bladder and external channel, then pushes push handle will actively
Sucking head carries out rotation and back-and-forth motion appropriate from the intrathecal release of tube drawing, keeps active sucking head and passive sucking head quick
Reliable docking can be achieved to attract the ureter bracket being implanted by routine operation to be taken out from tube drawing sheath in surgical procedure
The disengaging inner core and the active sucking head that are repeated from tube drawing sheath and take out ureter bracket, reduce the damage to urethra, tube drawing at
Power is very high, and safe and reliable, and surgical is facilitated to use, while greatly mitigating pain suffered by patient.Tube drawing sheath is adopted
It is made with soft and transparent material, doctor can observe ureter during tube drawing by staying in external tube drawing sheath
Holder has have no way of tube drawing sheath in come out together with the active sucking head inner core moved backward on.If it is observed that be not sucked,
Can ureter bracket be sucked along the channel that tube drawing sheath is established push-in human bladder in inner core again again, realization avoids tube drawing from filling
The whole damage brought again again insertable into human urethra is set, and finally realizes tube drawing success.In addition, making the pipe drawing device head end be in
Certain bending specifically can make ejector sleeve head end in bending or tube drawing sheath head end and ejector sleeve head end in mutual
The bending matched reduces resistance and damage in insertion process, improves and be inserted into Human Urine to adapt to the physiological characteristic of human urethra
The convenience in road.
Finally illustrate, the above examples are only used to illustrate the technical scheme of the present invention and are not limiting, although with reference to compared with
Good embodiment describes the invention in detail, it will be understood by those of ordinary skill in the art that, it can be to the skill of the present invention
Art scheme is modified or replaced equivalently, and without departing from the objective and range of technical solution of the present invention, should all be covered at this
In the right of invention.
Claims (10)
1. a kind of ureter bracket suit, it is characterised in that：Including ureter bracket and pipe drawing device, the ureter bracket packet
Include ureter bracket ontology and the passive sucking head made of magnetically soft alloy material, the pipe drawing device includes tube drawing sheath and interior
Core is provided with the active sucking head made of ferromagnetic material on the inner core, and the tube drawing sheath side wall is provided with urethral catheterization hole.
2. ureter bracket suit according to claim 1, it is characterised in that：The tube drawing sheath include tube drawing sheath ontology and
Pull handle.
3. ureter bracket suit according to claim 2, it is characterised in that：The inner core includes ejector sleeve and push handle.
4. ureter bracket suit according to claim 1, it is characterised in that：The passive sucking head is in mushroom head,
The head end of passive sucking head is provided with arc transition, the firm socket in inner cavity of tail end and ureter bracket ontology.
5. ureter bracket suit according to claim 1, it is characterised in that：It offers and draws inside the passive sucking head
Discharge orifice.
6. ureter bracket suit according to claim 3, it is characterised in that：The pipe drawing device head end is in bending.
7. ureter bracket suit according to claim 6, it is characterised in that：The ejector sleeve head end is in bending or pulls out
Pipe sheath head end is in the bending being mutually matched with ejector sleeve head end.
8. ureter bracket suit according to claim 3, it is characterised in that：The head end and tube drawing of the active sucking head
The inner cavity of sheath ontology matches, the firm socket in inner cavity of tail end and ejector sleeve.
9. ureter bracket suit according to claim 8, it is characterised in that：Further include safety line, described safe the end of a thread
End is connect after ejector sleeve with active sucking head, and tail end is connect with push handle.
10. ureter bracket suit according to claim 9, it is characterised in that：The ureter bracket ontology is by softness
Medical polyurethane or silica gel be made, the tube drawing sheath is made by soft and transparent material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810249725.2A CN108403267A (en) | 2018-03-26 | 2018-03-26 | A kind of ureter bracket suit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810249725.2A CN108403267A (en) | 2018-03-26 | 2018-03-26 | A kind of ureter bracket suit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108403267A true CN108403267A (en) | 2018-08-17 |
Family
ID=63133405
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810249725.2A Pending CN108403267A (en) | 2018-03-26 | 2018-03-26 | A kind of ureter bracket suit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108403267A (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110152169A (en) * | 2019-06-25 | 2019-08-23 | 深圳市儿童医院 | A kind of urethral stent that hypospadias surgery uses |
| CN111134919A (en) * | 2020-03-30 | 2020-05-12 | 湖南瀚德微创医疗科技有限公司 | Magnetic suction tube-drawing type ureteral stent |
| WO2021164535A1 (en) * | 2020-02-23 | 2021-08-26 | 广州维力医疗器械股份有限公司 | Removal device for removing ureteral stent |
| CN113907831A (en) * | 2021-09-24 | 2022-01-11 | 复旦大学 | Spiral micro-robot based on memory alloy |
| WO2022226582A1 (en) * | 2021-04-26 | 2022-11-03 | Mdha Investment Pty Ltd | Techniques and instrumentation for the removal of retained ureteral stents |
-
2018
- 2018-03-26 CN CN201810249725.2A patent/CN108403267A/en active Pending
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110152169A (en) * | 2019-06-25 | 2019-08-23 | 深圳市儿童医院 | A kind of urethral stent that hypospadias surgery uses |
| CN110152169B (en) * | 2019-06-25 | 2024-04-02 | 深圳市儿童医院 | Urethra support tube used after suburethral cleavage operation |
| WO2021164535A1 (en) * | 2020-02-23 | 2021-08-26 | 广州维力医疗器械股份有限公司 | Removal device for removing ureteral stent |
| CN111134919A (en) * | 2020-03-30 | 2020-05-12 | 湖南瀚德微创医疗科技有限公司 | Magnetic suction tube-drawing type ureteral stent |
| CN111134919B (en) * | 2020-03-30 | 2022-06-28 | 湖南瀚德微创医疗科技有限公司 | Magnetic suction tube drawing type ureteral stent |
| WO2022226582A1 (en) * | 2021-04-26 | 2022-11-03 | Mdha Investment Pty Ltd | Techniques and instrumentation for the removal of retained ureteral stents |
| CN113907831A (en) * | 2021-09-24 | 2022-01-11 | 复旦大学 | Spiral micro-robot based on memory alloy |
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Legal Events
| Date | Code | Title | Description |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20180817 |