CN107812312A - A kind of expanding pilot device - Google Patents
A kind of expanding pilot device Download PDFInfo
- Publication number
- CN107812312A CN107812312A CN201710952720.1A CN201710952720A CN107812312A CN 107812312 A CN107812312 A CN 107812312A CN 201710952720 A CN201710952720 A CN 201710952720A CN 107812312 A CN107812312 A CN 107812312A
- Authority
- CN
- China
- Prior art keywords
- tailstock
- expander
- inducting device
- taper
- pipe
- 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
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Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61N—ELECTROTHERAPY; MAGNETOTHERAPY; RADIATION THERAPY; ULTRASOUND THERAPY
- A61N1/00—Electrotherapy; Circuits therefor
- A61N1/18—Applying electric currents by contact electrodes
- A61N1/32—Applying electric currents by contact electrodes alternating or intermittent currents
- A61N1/36—Applying electric currents by contact electrodes alternating or intermittent currents for stimulation
- A61N1/36007—Applying electric currents by contact electrodes alternating or intermittent currents for stimulation of urogenital or gastrointestinal organs, e.g. for incontinence control
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61N—ELECTROTHERAPY; MAGNETOTHERAPY; RADIATION THERAPY; ULTRASOUND THERAPY
- A61N1/00—Electrotherapy; Circuits therefor
- A61N1/18—Applying electric currents by contact electrodes
- A61N1/32—Applying electric currents by contact electrodes alternating or intermittent currents
- A61N1/36—Applying electric currents by contact electrodes alternating or intermittent currents for stimulation
- A61N1/3605—Implantable neurostimulators for stimulating central or peripheral nerve system
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- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Biomedical Technology (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Radiology & Medical Imaging (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Gastroenterology & Hepatology (AREA)
- Neurology (AREA)
- Neurosurgery (AREA)
- Surgical Instruments (AREA)
Abstract
A kind of expanding pilot device, covers two parts by expander and inducting device and is detachably connected and form, and expander is made up of expansion pipe and expander tailstock, and expansion pipe front end is taper.Inducting device set covers tailstock, ingress pipe, developing ring three parts by inducting device and formed, developing ring in inducting device set is located in the front end tube wall of ingress pipe, ingress pipe front end is closed up for taper, and tail end is taper enlarging, and taper enlarging is identical with inducting device set tailstock taper orifice angle.Inducting device set tailstock internal tapered hole band one encloses supersonic welding wiring construction, and ingress pipe merges one with inducting device set tailstock by ultrasonic bonding mode.Detachable connection is turn buckle, and turn buckle includes the rotation catching groove on the rotation buckle and expander tailstock being arranged on inducting device set tailstock.Three major functions of the present invention：Auxiliary positioning, passage is established, discharge electrode, while there is the importing for being easy to electrode, prevent the anti-displacement structure of electrode from damaged effect occurs.
Description
Technical field
The invention belongs to technical field of medical instruments, and in particular to a kind of surgery assistor tool.
Background technology
SNM operation be it is a kind of suitable for intractable expectant treatment it is invalid or can not be resistant to expectant treatment urgency urine lose
Prohibit, the therapeutic modality of urine urgency-frequency patient, this method is different from conventional surgical operation, it is not necessary to destroys any tissue and knot
Structure, accurate implant electrode, specific sacral nerve is stimulated by electric current, it is related to urination to adjust to carry out excited or suppression nerve pathway
Organ dysfunction.Need to place electrode during operation, need to use expander to carry out auxiliary electrode implantation before placing electrode.Complete implantation
It is in need afterwards to remove related accessory.
There are a kind of puncture needle and the integrated product of expanding pilot device in same type at present, such a product can be realized and worn
Thorn test and expansion lead electrode function.
In SNM operations, need first to find sacrum hole with lancet puncture in operation, this process will be found by repeatedly puncturing
Sacrum hole, also to do testing stimulus after finding sacrum hole and determine correct position by adjusting puncture needle depth, sometimes even one
Sacrum hole will puncture 2 even more root puncture pins.According to multiple puncture, the surgical procedures of more root punctures, this process uses puncture needle
The integrated product with expanding pilot device, because this integrated products is relatively large in diameter, it will bring bigger pain to patient.
The content of the invention
The purpose of the present invention reduces puncture time, reduces puncture diameter, reduces patient suffering.A kind of specific expansion of offer is drawn
Device is led, using split-type structural, for determining electrode implantation position and establishing electrode implantation passage, pre-determined bit is placed into electrode
Postpone, by the anti-displacement structure for extracting inducting device set release electrode.
To achieve the above object, the present invention takes following technical scheme：
A kind of expanding pilot device, covers two parts by expander and inducting device and is detachably connected and form, and expander is managed by expansion
Formed with expander tailstock, expansion pipe front end is taper.
Expanding pilot device covers two parts by expander and inducting device and formed.
Two parts can be fixed together by turn buckle, can be by rotating button bit split extension device and inducting device set.Rotation
Button bit includes the rotation catching groove on the rotation buckle and expander tailstock being arranged on inducting device set tailstock.
Expander is made up of expansion pipe and expander tailstock, and expansion pipe passes through integrated through injection molding with expander tailstock in expander
Shaping.Expansion pipe is stainless steel, and front end is taper, facilitates insertion into human body, to covering outside during human body is inserted
Inducting device set plays a part of support, prevents inducting device set from deforming.
The expansion pipe is elongated needle-like, and one end is the pointed face of monocline, and pointed face angle degree is not more than 45 °；The expansion pipe
Radially separable with ingress pipe, ingress pipe is in that the expansion pipe can be axially across ingress pipe with the cylindric of central through hole；Import
It is conical hollow tubular that the taper of pipe front end, which is closed up,；
Import pipe surface and be provided with insulating outer layer；The expander tailstock is arranged on one end of expansion pipe；
Inducting device set covers tailstock, ingress pipe, developing ring three parts by inducting device and formed.
Developing ring in inducting device set is located in the front end tube wall of ingress pipe, and this frame mode being embedded in tube wall can
Effectively to prevent in surgical procedure developing ring to be subjected to displacement or come off.
Ingress pipe front end is closed up for taper, facilitates insertion into human body, and tail end is taper enlarging, covers tailstock bellmouth with inducting device
Angle is identical.
Inducting device set tailstock internal tapered hole band one encloses ultrasonic line structure, and ingress pipe passes through supersonic welding with inducting device set tailstock
The mode of connecing is fused to one, is that efficiency high, reliability are high the advantages of such a ultra-sonic welded frame mode.
The importing of electrode is easy in the tail end enlarging of inducting device set taper, and it is damaged to prevent that the anti-displacement structure of electrode from occurring.It is described
Ingress pipe is arranged on the outside of expansion pipe, and middle part be in hollow long tubular, its taper closing in sharp edges, and is closely pasted with expansion pipe
Close；
The inducting device set tailstock is arranged on one end of ingress pipe, is connected with its outer wall；
One end that the taper is closed up is pointed, and pointed inclined-plane is identical with the bevel angle of the expansion pipe.
Expander and inducting device set fixed structure are helicitic texture.
Expander and inducting device set fixed structure are snap-in structure.
The overall diameter of the expansion tube hub through hole is identical with the interior diameter of ingress pipe central through hole.
The inducting device set tailstock is integrated injection connection or bonding connection with ingress pipe.The expander tailstock and expansion
Pipe is integrated injection connection or bonding connection.
The beneficial effects of the invention are as follows：Three major functions of the present invention：Auxiliary positioning, passage is established, discharge electrode, together
When with the importing for being easy to electrode, prevent the anti-displacement structure of electrode from damaged effect occurs.Advantage：Expanding pilot device diameter is small,
Reduce wound；Without repeatedly inserting expanding pilot device in art, reduce pain；There is developing ring inside ingress pipe, it is accurate to play
Locating effect；Ingress pipe tail end loudspeaker opening shape is advantageous to electrode importing；Ingress pipe uses supersonic welding with ingress pipe tailstock
Mode is connect, reliability height is simple in construction.And first positioned using split type and thinner diameter puncture needle and be inserted into expansion afterwards
Puncture time can then be reduced, reduce puncture diameter, reduce patient suffering by opening guiding device.
Brief description of the drawings
Fig. 1 is the overall schematic after expanding pilot device of the present invention assembling；
Fig. 2 is the expander structure chart of expanding pilot device of the present invention；
Fig. 3 is the inducting device noose composition of expanding pilot device of the present invention；
Fig. 4 is the ingress pipe tailstock structure figure of expanding pilot device of the present invention；
Fig. 5 is the ingress pipe structure chart of expanding pilot device of the present invention；
Fig. 6 is the developing ring structure chart of expanding pilot device of the present invention；
Fig. 7 is comparison diagram before and after the ultrasonic bonding of expanding pilot device of the present invention.
Reference：Expanding pilot device 1, expander 2, inducting device set 3, inducting device set tailstock 4, ingress pipe 5, developing ring 6,
Expand pipe 7, supersonic welding wiring 8, taper enlarging 9, taper closing in 10, rotation catching groove 11, rotation buckle 12, expander tailstock
13。
Embodiment
To make the purpose, technical scheme and advantage that the present invention is implemented clearer, below in conjunction with the embodiment of the present invention
Accompanying drawing, the technical scheme in the embodiment of the present invention is further described in more detail.In the accompanying drawings, identical from beginning to end or class
As label represent same or similar element or the element with same or like function.Described embodiment is the present invention
Part of the embodiment, rather than whole embodiments.The embodiments described below with reference to the accompanying drawings are exemplary, it is intended to uses
It is of the invention in explaining, and be not considered as limiting the invention.Based on the embodiment in the present invention, ordinary skill people
The every other embodiment that member is obtained under the premise of creative work is not made, belongs to the scope of protection of the invention.Under
Embodiments of the invention are described in detail with reference to accompanying drawing for face.
In order to be better understood from the present invention, the preferred embodiments of the present invention are described further with reference to the accompanying drawings.
Expanding pilot device 1 covers 3 two parts by expander 2 and inducting device and formed.
Two parts can be fixed together by turn buckle, can be by rotating button bit split extension device and inducting device set.Rotation
Button bit includes the rotation catching groove 11 on the rotation buckle 12 and expander tailstock 13 being arranged on inducting device set tailstock 4.
Expander is made up of expansion pipe 7 and expander tailstock 13, and expansion pipe passes through injection with expander tailstock in expander
It is integrally formed.Expansion pipe is stainless steel, and front end is taper, facilitates insertion into human body, to covering outside during human body is inserted
The inducting device set in face plays a part of support, prevents inducting device set from deforming.
The expansion pipe 7 is elongated needle-like, and one end is the pointed face of monocline, and pointed face angle degree is not more than 45 °；The expansion pipe
7 radially separate with ingress pipe 5, and ingress pipe 5 is in that the expansion pipe 7 can be axially across ingress pipe with the cylindric of central through hole
5；The front end taper closing in 10 of ingress pipe 5 is conical hollow tubular；
The surface of ingress pipe 5 is provided with insulating outer layer；The expander tailstock 13 is arranged on one end of expansion pipe 7；
Inducting device set covers tailstock 4, ingress pipe 5, the three parts of developing ring 6 by inducting device and formed.
Developing ring 6 in inducting device set is located in the front end tube wall of ingress pipe 5, this frame mode being embedded in tube wall
It can effectively prevent that developing ring is subjected to displacement or come off in surgical procedure.
Ingress pipe front end is taper closing in 10, facilitates insertion into human body, and tail end is taper enlarging 9, with inducting device set tailstock cone
Shape orifice angle is identical.
Inducting device set tailstock internal tapered hole band one encloses ultrasonic line structure, and ingress pipe passes through supersonic welding with inducting device set tailstock
The mode of connecing is fused to one, is that efficiency high, reliability are high the advantages of such a ultra-sonic welded frame mode.
The importing of electrode is easy in the tail end enlarging of inducting device set taper, and it is damaged to prevent that the anti-displacement structure of electrode from occurring.It is described
Ingress pipe 5 is arranged on the outside of expansion pipe 7, and middle part be in hollow long tubular, and its taper is closed up 10 sharp edges, and with expansion pipe 7
It is brought into close contact；
The inducting device set tailstock 4 is arranged on one end of ingress pipe 5, is connected with its outer wall；
One end of the taper closing in 10 is pointed, and pointed inclined-plane is identical with the bevel angle of the expansion pipe 7.
It is helicitic texture that expander 2 and inducting device, which cover 3 fixed structures,.
It is snap-in structure that expander 2 and inducting device, which cover 3 fixed structures,.
The overall diameter of the expansion central through hole of pipe 7 is identical with the interior diameter of the central through hole of ingress pipe 5.
The inducting device set tailstock 4 is integrated injection connection or bonding connection with ingress pipe 5.The expander tailstock 13 with
Expansion pipe 7 is integrated injection connection or bonding connection.
It is last it is to be noted that：The above embodiments are merely illustrative of the technical solutions of the present invention, rather than its limitations.To the greatest extent
The present invention is described in detail with reference to the foregoing embodiments for pipe, it will be understood by those within the art that：It is still
Technical scheme described in foregoing embodiments can be modified, or which part technical characteristic is equally replaced
Change；And these modifications or replacement, the essence of appropriate technical solution is departed from the essence of various embodiments of the present invention technical scheme
God and scope.
Claims (9)
1. a kind of expanding pilot device, it is detachably connected and is formed by expander (2) and inducting device set (3) two parts, it is characterised in that：
Expander is made up of expansion pipe (7) and expander tailstock (13), and expansion pipe front end is taper.
2. expanding pilot device according to claim 1, it is characterised in that：Expansion pipe passes through with expander tailstock in expander
Injection moulding integrated molding, expansion pipe is stainless steel.
3. expanding pilot device according to claim 1, it is characterised in that：Inducting device set covers tailstock (4) by inducting device, imported
(5), developing ring (6) three parts composition are managed, the developing ring (6) during inducting device covers is located in the front end tube wall of ingress pipe (5).
4. expanding pilot device according to claim 3, it is characterised in that：Ingress pipe front end is that taper is closed up (10), tail end
It is identical with inducting device set tailstock taper orifice angle for taper enlarging (9), taper enlarging (9).
5. expanding pilot device according to claim 3, it is characterised in that：Inducting device set tailstock internal tapered hole band one encloses ultrasound
Wave soldering wiring construction, ingress pipe merge one with inducting device set tailstock by ultrasonic bonding mode.
6. the expanding pilot device according to one of claim 1-5, it is characterised in that：Detachable connection is turn buckle,
Turn buckle includes the rotation catching groove on the rotation buckle (12) and expander tailstock (13) being arranged on inducting device set tailstock (4)
(11)。
7. expanding pilot device according to claim 3, it is characterised in that：The ingress pipe (5) is arranged on expansion pipe (7)
Outside, middle part are in hollow long tubular, and its taper is closed up (10) sharp edges, and is brought into close contact with expansion pipe (7)；The inducting device
Set tailstock (4) is arranged on one end of ingress pipe (5), is connected with its outer wall；The taper close up (10) one end be it is pointed, it is pointed
Inclined-plane is identical with the bevel angle of the expansion pipe (7), and expander (2) and inducting device set (3) attachment structure are snap-in structure.
8. expanding pilot device according to claim 3, it is characterised in that：The overall diameter of described expansion pipe (7) central through hole
Identical with the interior diameter of ingress pipe (5) central through hole, the inducting device set tailstock (4) is integrated injection connection with ingress pipe (5)
Or bonding connection, the expander tailstock (13) are integrated injection connection or bonding connection with expansion pipe (7).
9. expanding pilot device according to claim 3, it is characterised in that：The expansion pipe (7) is elongated needle-like, and one end is
The pointed face of monocline, pointed face angle degree are not more than 45 °；The expansion pipe (7) is radially separable with ingress pipe (5), and ingress pipe (5) is in
With the cylindric of central through hole, the expansion pipe (7) can be axially across ingress pipe (5)；(10) are closed up in the taper of ingress pipe (5) front end
For conical hollow tubular；Ingress pipe (5) surface is provided with insulating outer layer；The expander tailstock (13) is arranged on expansion pipe (7)
One end.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710952720.1A CN107812312A (en) | 2017-10-13 | 2017-10-13 | A kind of expanding pilot device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710952720.1A CN107812312A (en) | 2017-10-13 | 2017-10-13 | A kind of expanding pilot device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107812312A true CN107812312A (en) | 2018-03-20 |
Family
ID=61607942
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710952720.1A Pending CN107812312A (en) | 2017-10-13 | 2017-10-13 | A kind of expanding pilot device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107812312A (en) |
Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2675061Y (en) * | 2004-02-11 | 2005-02-02 | 张玉良 | Guided expansion integral puncture needle |
| CN102843994A (en) * | 2010-02-17 | 2012-12-26 | 美敦力瓦斯科尔勒公司 | Heart valve delivery catheter with safety button |
| CN103945792A (en) * | 2011-09-28 | 2014-07-23 | 美敦力Cv卢森堡有限责任公司 | Distal tip assembly for a heart valve delivery catheter |
| CN203763175U (en) * | 2013-11-29 | 2014-08-13 | 冯清亮 | Grading expansion percutaneous tracheostomy device |
| CN104540542A (en) * | 2012-08-14 | 2015-04-22 | 心脏起搏器股份公司 | Lead with inner conductor provided with textured insulation |
| CN105056397A (en) * | 2015-09-18 | 2015-11-18 | 清华大学 | Implantable nerve electrical stimulation electrode assembly and application method thereof |
| CN105342672A (en) * | 2015-09-22 | 2016-02-24 | 杭州承诺医疗科技有限公司 | Medical puncture, dilation and implantation tool |
| US20160220809A1 (en) * | 2013-06-28 | 2016-08-04 | Nevro Corporation | Neurological stimulation lead anchors and associated systems and methods |
| CN205649524U (en) * | 2016-04-28 | 2016-10-19 | 南京佳奇医疗器械有限公司 | Visual abdominal cavity exocoel expander |
| CN106618687A (en) * | 2016-12-09 | 2017-05-10 | 成都五义医疗科技有限公司 | Tactile feedback type puncture needle |
| CN206228395U (en) * | 2016-07-26 | 2017-06-09 | 李文成 | One step expands method PCN passage Stent assembly |
-
2017
- 2017-10-13 CN CN201710952720.1A patent/CN107812312A/en active Pending
Patent Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2675061Y (en) * | 2004-02-11 | 2005-02-02 | 张玉良 | Guided expansion integral puncture needle |
| CN102843994A (en) * | 2010-02-17 | 2012-12-26 | 美敦力瓦斯科尔勒公司 | Heart valve delivery catheter with safety button |
| CN103945792A (en) * | 2011-09-28 | 2014-07-23 | 美敦力Cv卢森堡有限责任公司 | Distal tip assembly for a heart valve delivery catheter |
| CN104540542A (en) * | 2012-08-14 | 2015-04-22 | 心脏起搏器股份公司 | Lead with inner conductor provided with textured insulation |
| US20160220809A1 (en) * | 2013-06-28 | 2016-08-04 | Nevro Corporation | Neurological stimulation lead anchors and associated systems and methods |
| CN203763175U (en) * | 2013-11-29 | 2014-08-13 | 冯清亮 | Grading expansion percutaneous tracheostomy device |
| CN105056397A (en) * | 2015-09-18 | 2015-11-18 | 清华大学 | Implantable nerve electrical stimulation electrode assembly and application method thereof |
| CN105342672A (en) * | 2015-09-22 | 2016-02-24 | 杭州承诺医疗科技有限公司 | Medical puncture, dilation and implantation tool |
| CN205649524U (en) * | 2016-04-28 | 2016-10-19 | 南京佳奇医疗器械有限公司 | Visual abdominal cavity exocoel expander |
| CN206228395U (en) * | 2016-07-26 | 2017-06-09 | 李文成 | One step expands method PCN passage Stent assembly |
| CN106618687A (en) * | 2016-12-09 | 2017-05-10 | 成都五义医疗科技有限公司 | Tactile feedback type puncture needle |
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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 |
Application publication date: 20180320 |
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| RJ01 | Rejection of invention patent application after publication |