CN109480921A - A kind of deep device of minimally invasive spine surgical instrument limit - Google Patents
A kind of deep device of minimally invasive spine surgical instrument limit Download PDFInfo
- Publication number
- CN109480921A CN109480921A CN201811298225.4A CN201811298225A CN109480921A CN 109480921 A CN109480921 A CN 109480921A CN 201811298225 A CN201811298225 A CN 201811298225A CN 109480921 A CN109480921 A CN 109480921A
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- China
- Prior art keywords
- guide pin
- ozzle
- cavity
- outer sleeve
- electric cylinder
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/00234—Surgical instruments, devices or methods, e.g. tourniquets for minimally invasive surgery
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B90/00—Instruments, implements or accessories specially adapted for surgery or diagnosis and not covered by any of the groups A61B1/00 - A61B50/00, e.g. for luxation treatment or for protecting wound edges
- A61B90/08—Accessories or related features not otherwise provided for
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- Health & Medical Sciences (AREA)
- Surgery (AREA)
- Life Sciences & Earth Sciences (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)
- Pathology (AREA)
- Oral & Maxillofacial Surgery (AREA)
- Surgical Instruments (AREA)
Abstract
The invention discloses a kind of minimally invasive spine surgical instruments to limit deep device, mainly it is made of installation cavity configuration and electric cylinder driving structure, the installation cavity configuration is by outer sleeve, ozzle and electrothermal tube are constituted, wherein electrothermal tube abutting covers in the outside of outer sleeve, the inside of the outer sleeve is equipped with medical fluid runner and guiding cavity, it is spaced and is arranged between medical fluid runner and guiding cavity, the medicine outlet communicated with guiding cavity bottom is offered on the bottom surface of outer sleeve, the present invention is adjusted by the traveled distance that the length adjustment of guide pin structure can be adapted to electric cylinder and physical location is adjusted, in this way when electric cylinder, which is presented, to be fixedly mounted, it only needs to realize later period adjustment installation by the length of guide pin structure, therefore whole opposite adjustment is just more convenient, also more rapidly.
Description
Technical field
The present invention relates to medical fields, limit deep device more particularly, to a kind of minimally invasive spine surgical instrument.
Background technique
Minimally invasive procedure technology means to avoid big notch under certain medical-risk, using miniature incision or puncture logical
Road reaches under image instrument monitoring or under airmanship guidance from normal anatomical structure with special instrument and device
Lesion completes entire surgical procedure under the conditions of visual, to reach using various miniature manually or electrically instruments and equipment
Than tradition or standard spinal operation notch it is small, tissue trauma is small, bleeding is few, manipulation accuracy is high, effect affirmative, postoperative function
For the purpose of restoring fast.
Existing surgical instrument limits the connecting portion that deep device needs instrument and electric cylinder in actual installation, so that electric
The position of dynamic cylinder driving is more accurate, but during actually adjustment, causes since electric cylinder is fixed integrally-regulated very numerous
It is trivial.
Summary of the invention
The present invention is to overcome above situation insufficient, it is desirable to provide a kind of technical solution that can solve the above problem.
A kind of deep device of minimally invasive spine surgical instrument limit, is mainly made of installation cavity configuration and electric cylinder driving structure, institute
It states installation cavity configuration to be made of outer sleeve, ozzle and electrothermal tube, wherein electrothermal tube abutting covers in the outside of outer sleeve, described outer
The inside of sleeve is equipped with medical fluid runner and guiding cavity, is spaced and is arranged between medical fluid runner and guiding cavity, the bottom of outer sleeve
Offered on face with the medicine outlet that communicates of guiding cavity bottom, and offered at the top of outer sleeve communicated with medical fluid runner into medicine
Mouthful, the outlet at bottom of the medical fluid runner is connected with guiding cavity, at this time through feeding opening entrance to melt medicine defeated through medical fluid runner
It is sent into after sending in guiding cavity, then from the medicine outlet discharge of guiding cavity bottom, the bottom thread of the outer sleeve is connected with
Ozzle, and the inside of the ozzle is equipped with ozzle chamber, offers on the top surface and bottom surface of ozzle chamber and communicates with ozzle chamber respectively
Import and outlet, and medicine outlet and the import of ozzle top of chamber of cavity bottom are oriented in being close to dock, from being oriented to cavity
The medicine that melts of the medicine outlet discharge of bottom enters that ozzle is intracavitary, is finally discharged from the outlet of ozzle chamber；The bottom of the guiding cavity
Portion outlet port is equipped with sealing element, and when sealing element is located at guiding cavity bottommost, sealing element is tightly attached to the bottom of medical fluid runner
Portion outlet port realizes to medical fluid runner and is oriented to the closure of cavity using sealing element, and the sealing element fixing sleeve is under
On guide pin, the top of the lower guide pin is worn through ozzle chamber to guiding cavity, and the bottom end of lower guide pin is exposed at the outside of ozzle, described
The top position of lower guide pin is equipped with regulation pipe, and regulation pipe sliding is set in guiding cavity, and columned pipe is equipped in regulation pipe
Chamber, the upper and lower end face of regulation pipe is equipped with the opening communicated with lumen, and lumen wall is equipped with helicitic texture, the lower guide pin
Top be threaded into lumen；The top position of the regulation pipe is equipped with the upper guide pin being vertically arranged, the bottom end of upper guide pin
It is threaded into lumen, and the top of upper guide pin is worn along the top opening of guiding cavity to the upper end outer fix of outer sleeve,
The top of upper guide pin is weldingly fixed on the bottom surface of guide pin seat；The electric cylinder driving structure is mainly made of electric cylinder,
The electronic cylinder shaft of middle electric cylinder is arranged downwards, and the bottom end of electronic cylinder shaft is fixedly connected with guide pin seat using bolt and flange
Upper surface center；Drive upper guide pin seat vertical lifting by electric cylinder, at this time due to upper guide pin, regulation pipe and under lead
Needle is connected, therefore entire electric cylinder can drive the oscilaltion of lower guide pin, and guide pin drives disengagement of seal member to lead at present for this
Outlet to cavity and medical fluid runner, to realize the inflow for melting medicine；Come at this point for upper guide pin, lower guide pin and regulation pipe
It says, the length of three can screw in the depth of lumen by upper guide pin and lower guide pin to be adjusted, when upper guide pin and lower guide pin
It is screwed into that intraluminal length is longer, the length for the needle structure that upper guide pin, lower guide pin and regulation pipe are constituted is shorter, electronic at this time
Stroke of the cylinder in actual operation is longer, and when upper guide pin and lower guide pin are screwed into, intraluminal length is shorter, the length of needle structure
Longer, stroke of the electric cylinder in actual operation is shorter at this time, whole logical in this way for the practical fixed position of electric cylinder
The length adjustment for crossing guide pin structure can be adapted to the traveled distance adjusting and physical location adjusting of electric cylinder, work as electric cylinder in this way
When presentation is fixedly mounted, it is only necessary to can realize later period adjustment installation by the length of guide pin structure, therefore whole adjustment relatively is just
It is more convenient, also more rapidly.
As a further solution of the present invention: the outlet at bottom diameter of the guiding cavity is greater than the import of ozzle top of chamber
Diameter.
As a further solution of the present invention: setting is spaced between the guide pin and ozzle cavity wall.
As a further solution of the present invention: the upper guide pin is identical with the length of lower guide pin.
As a further solution of the present invention: the regulation pipe is made of stainless steel material.
Beneficial effects of the present invention: the present invention can be adapted to the traveled distance of electric cylinder by the length adjustment of guide pin structure
It adjusts and physical location is adjusted, in this way when electric cylinder, which is presented, to be fixedly mounted, it is only necessary to can be real by the length of guide pin structure
Existing later period adjustment installation, therefore whole opposite adjustment is just more convenient, also more rapidly.
Additional aspect and advantage of the invention will be set forth in part in the description, and will partially become from the following description
Obviously, or practice through the invention is recognized.
Detailed description of the invention
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below
There is attached drawing needed in technical description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this
Some embodiments of invention without any creative labor, may be used also for those of ordinary skill in the art
To obtain other drawings based on these drawings.
Fig. 1 is schematic structural view of the invention.
Fig. 2 is partial structural diagram of the invention.
In figure: 1- outer sleeve, 2- feeding opening, 3- medical fluid runner, 4- are oriented to cavity, 5- ozzle, 6- ozzle chamber, 7- electric heating
Guide pin under pipe, 8- sealing element, the upper guide pin of 9-, the upper guide pin seat of 10-, 11- electric cylinder, the electronic cylinder shaft of 12-, 13-, 14- regulation pipe,
15- lumen.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
Please refer to Fig. 1~2, in the embodiment of the present invention, a kind of minimally invasive spine surgical instrument limits deep device, mainly by installation cavity
Structure and electric cylinder driving structure are constituted, and the installation cavity configuration is made of outer sleeve 1, ozzle 5 and electrothermal tube 7, wherein electricity
The abutting of heat pipe 7 covers in the outside of outer sleeve 1, and the inside of the outer sleeve 1 is equipped with medical fluid runner 3 and guiding cavity 4, medical fluid stream
It is spaced and is arranged between road 3 and guiding cavity 4, the medicine outlet communicated with guiding 4 bottom of cavity is offered on the bottom surface of outer sleeve 1,
And the top of outer sleeve 1 offers the feeding opening 2 communicated with medical fluid runner 3, the outlet at bottom and directed cavity of the medical fluid runner 3
Road 4 is connected, and the medicine that melts entered at this time through feeding opening 2 is sent into guiding cavity 4 after the conveying of medical fluid runner 3, then from guiding
The medicine outlet of 4 bottom of cavity is discharged, and the bottom thread of the outer sleeve 1 is connected with ozzle 5, and the inside of the ozzle 5 is equipped with
Ozzle chamber 6 offers the import and outlet communicated with ozzle chamber 6, and directed cavity on the top surface and bottom surface of ozzle chamber 6 respectively
The medicine outlet of 4 bottom of road, in docking is close to, melts with the import at 6 top of ozzle chamber from what the medicine outlet of guiding 4 bottom of cavity was discharged
Medicine enters in ozzle chamber 6, is finally discharged from the outlet of ozzle chamber 6；The outlet at bottom position of the guiding cavity 4 is equipped with sealing
Part 8, and when sealing element 8 is located at guiding 4 bottommost of cavity, sealing element 8 is tightly attached to the outlet at bottom position of medical fluid runner 3, benefit
The closure of cavity 4 is realized to medical fluid runner 3 and is oriented to sealing element 8, and 8 fixing sleeve of the sealing element is on lower guide pin 13,
The top of the lower guide pin 13 is worn through ozzle chamber 6 to guiding cavity 4, and the bottom end of lower guide pin 13 is exposed at the outside of ozzle 5, described
The top position of lower guide pin 13 is equipped with regulation pipe 14, and the sliding of regulation pipe 14 is set in guiding cavity 4, and circle is equipped in regulation pipe 14
Columnar lumen 15, the upper and lower end face of regulation pipe 14 is equipped with the opening communicated with lumen 15, and 15 inner wall of lumen is equipped with spiral shell
The top of line structure, the lower guide pin 13 is threaded into lumen 15；The top position of the regulation pipe 14 is equipped with and sets vertically
The bottom end of the upper guide pin 9 set, upper guide pin 9 is threaded into lumen 15, and the top of upper guide pin 9 is along the top of guiding cavity 4
Opening is worn to the upper end outer fix of outer sleeve 1, and the top of upper guide pin 9 is weldingly fixed on the bottom surface of guide pin seat 10；It is described
Electric cylinder driving structure is mainly made of electric cylinder 11, and wherein the electronic cylinder shaft 12 of electric cylinder 11 is arranged downwards, electric cylinder
The bottom end of axis 12 is fixedly connected with the upper surface center of guide pin seat 10 using bolt and flange；It is driven by electric cylinder 11
Upper 10 vertical lifting of guide pin seat, it is entire electronic at this time since upper guide pin 9, regulation pipe 14 and lower guide pin 13 are connected
Cylinder 11 can drive the oscilaltion of lower guide pin 13, and guide pin 13 with dynamic seal 8 is detached from guiding cavity 4 and medical fluid stream at present for this
The outlet in road 3, to realize the inflow for melting medicine；For upper guide pin 9, lower guide pin 13 and regulation pipe 14, three's
Length can screw in the depth of lumen 15 by upper guide pin 9 and lower guide pin 13 to be adjusted, when upper guide pin 9 and lower guide pin 13 are twisted
The length entered in lumen 15 is longer, and the length for the needle structure that upper guide pin 9, lower guide pin 13 and regulation pipe 14 are constituted is shorter, this
When stroke of the electric cylinder 11 in actual operation it is longer, when the length that upper guide pin 9 and lower guide pin 13 are screwed into lumen 15 is shorter, needle
The length of body structure is longer, and stroke of the electric cylinder 11 in actual operation is shorter at this time, solid for the reality of electric cylinder 11 in this way
For positioning is set, the traveled distance adjusting and actual bit of electric cylinder 11 can be adapted to entirely through the length adjustment of guide pin structure
Adjusting is set, in this way when electric cylinder 11, which is presented, to be fixedly mounted, it is only necessary to which later period adjustment peace can be realized by the length of guide pin structure
Dress, therefore whole opposite adjustment is just more convenient, also more rapidly.
The outlet at bottom diameter of the guiding cavity 4 is greater than the inlet diameter at 6 top of ozzle chamber.
Setting is spaced between 6 inner wall of the guide pin 13 and ozzle chamber.
The upper guide pin 9 is identical with the length of lower guide pin 13.
The regulation pipe 14 is made of stainless steel material.
The working principle of the invention is: for upper guide pin 9, lower guide pin 13 and regulation pipe 14, the length of three can
The depth of lumen 15 is screwed in by upper guide pin 9 and lower guide pin 13 to be adjusted, when upper guide pin 9 and lower guide pin 13 are screwed into lumen
Length in 15 is longer, and the length for the needle structure that upper guide pin 9, lower guide pin 13 and regulation pipe 14 are constituted is shorter, electronic at this time
Stroke of the cylinder 11 in actual operation is longer, when the length that upper guide pin 9 and lower guide pin 13 are screwed into lumen 15 is shorter, needle structure
Length it is longer, stroke of the electric cylinder 11 in actual operation is shorter at this time, in this way for the practical fixed position of electric cylinder 11
For, traveled distance adjusting and the physical location tune of electric cylinder 11 can be adapted to entirely through the length adjustment of guide pin structure
Section, in this way when electric cylinder 11, which is presented, to be fixedly mounted, it is only necessary to later period adjustment installation can be realized by the length of guide pin structure, because
This whole opposite adjustment is just more convenient, also more rapidly.
It is obvious to a person skilled in the art that invention is not limited to the details of the above exemplary embodiments, Er Qie
In the case where without departing substantially from spirit or essential attributes of the invention, the present invention can be realized in other specific forms.Therefore, no matter
From the point of view of which point, the present embodiments are to be considered as illustrative and not restrictive, and the scope of the present invention is by appended power
Benefit requires rather than above description limits, it is intended that all by what is fallen within the meaning and scope of the equivalent elements of the claims
Variation is included within the present invention.Any reference signs in the claims should not be construed as limiting the involved claims.
Claims (5)
1. a kind of minimally invasive spine surgical instrument limits deep device, mainly it is made of installation cavity configuration and electric cylinder driving structure, it is described
Installation cavity configuration is made of outer sleeve, ozzle and electrothermal tube, and wherein electrothermal tube abutting is covered in the outside of outer sleeve, the housing
The inside of cylinder is equipped with medical fluid runner and guiding cavity, is spaced and is arranged between medical fluid runner and guiding cavity, the bottom surface of outer sleeve
On offer with the medicine outlet that communicates of guiding cavity bottom, and offered at the top of outer sleeve communicated with medical fluid runner into medicine
Mouthful, the outlet at bottom of the medical fluid runner is connected with guiding cavity, and the bottom thread of the outer sleeve is connected with ozzle, and institute
The inside for stating ozzle is equipped with ozzle chamber, offered on the top surface and bottom surface of ozzle chamber respectively the import communicated with ozzle chamber and
Outlet, and the medicine outlet for being oriented to cavity bottom goes out with the import of ozzle top of chamber in docking, the bottom of the guiding cavity is close to
Mouth position is equipped with sealing element, and when sealing element is located at guiding cavity bottommost, the bottom that sealing element is tightly attached to medical fluid runner goes out
Mouth position, which is characterized in that the sealing element fixing sleeve on lower guide pin, wear through ozzle chamber to guiding by the top of the lower guide pin
In cavity, the bottom end of lower guide pin is exposed at the outside of ozzle, and the top position of the lower guide pin is equipped with regulation pipe, and regulation pipe sliding is set
In in guiding cavity, and columned lumen is equipped in regulation pipe, the upper and lower end face of regulation pipe is equipped with opening of communicating with lumen
Mouthful, and lumen wall is equipped with helicitic texture, the top of the lower guide pin is threaded into lumen；The top of the regulation pipe
Position is equipped with the upper guide pin being vertically arranged, and the bottom end of upper guide pin is threaded into lumen, and the top of upper guide pin is along directed cavity
The top opening in road is worn to the upper end outer fix of outer sleeve, and the top of upper guide pin is weldingly fixed on the bottom surface of guide pin seat；
The electric cylinder driving structure is mainly made of electric cylinder, and wherein the electronic cylinder shaft of electric cylinder is arranged downwards, electronic cylinder shaft
Bottom end the upper surface center of guide pin seat is fixedly connected with using bolt and flange.
2. minimally invasive spine surgical instrument according to claim 1 limits deep device, which is characterized in that the bottom of the guiding cavity
Portion's outlet diameter is greater than the inlet diameter of ozzle top of chamber.
3. minimally invasive spine surgical instrument according to claim 1 limits deep device, which is characterized in that the guide pin and ozzle chamber
Setting is spaced between inner wall.
4. minimally invasive spine surgical instrument according to claim 1 limits deep device, which is characterized in that the upper guide pin is led under
The length of needle is identical.
5. minimally invasive spine surgical instrument according to claim 1 limits deep device, which is characterized in that the regulation pipe is not using
Rust steel material is made.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811298225.4A CN109480921A (en) | 2018-10-25 | 2018-10-25 | A kind of deep device of minimally invasive spine surgical instrument limit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811298225.4A CN109480921A (en) | 2018-10-25 | 2018-10-25 | A kind of deep device of minimally invasive spine surgical instrument limit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109480921A true CN109480921A (en) | 2019-03-19 |
Family
ID=65693589
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811298225.4A Pending CN109480921A (en) | 2018-10-25 | 2018-10-25 | A kind of deep device of minimally invasive spine surgical instrument limit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109480921A (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105899154A (en) * | 2013-08-08 | 2016-08-24 | 全球生物疗法有限公司 | Injection device for minimally invasive procedures and uses thereof |
| CN207359528U (en) * | 2017-10-10 | 2018-05-15 | 深圳市卡诺注塑系统有限公司 | A kind of injection mould can adjust the hot flow path air cylinder structure of needle length |
| CN207666705U (en) * | 2017-05-17 | 2018-07-31 | 四川大学华西医院 | A kind of deep device of minimally invasive spine surgical instrument limit |
| CN108618825A (en) * | 2017-03-21 | 2018-10-09 | 浙江复润医疗科技有限公司 | Minimally invasive bone tissue surgical apparatus |
-
2018
- 2018-10-25 CN CN201811298225.4A patent/CN109480921A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105899154A (en) * | 2013-08-08 | 2016-08-24 | 全球生物疗法有限公司 | Injection device for minimally invasive procedures and uses thereof |
| CN108618825A (en) * | 2017-03-21 | 2018-10-09 | 浙江复润医疗科技有限公司 | Minimally invasive bone tissue surgical apparatus |
| CN207666705U (en) * | 2017-05-17 | 2018-07-31 | 四川大学华西医院 | A kind of deep device of minimally invasive spine surgical instrument limit |
| CN207359528U (en) * | 2017-10-10 | 2018-05-15 | 深圳市卡诺注塑系统有限公司 | A kind of injection mould can adjust the hot flow path air cylinder structure of needle length |
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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: 20190319 |
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| RJ01 | Rejection of invention patent application after publication |