CN106852702B - Puncture needle positioning apparatus - Google Patents
Puncture needle positioning apparatus Download PDFInfo
- Publication number
- CN106852702B CN106852702B CN201510906097.7A CN201510906097A CN106852702B CN 106852702 B CN106852702 B CN 106852702B CN 201510906097 A CN201510906097 A CN 201510906097A CN 106852702 B CN106852702 B CN 106852702B
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- CN
- China
- Prior art keywords
- puncture needle
- sliding block
- sliding rail
- needle
- positioning apparatus
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- 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.)
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Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/34—Trocars; Puncturing needles
- A61B17/3403—Needle locating or guiding means
-
- 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
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/34—Trocars; Puncturing needles
- A61B17/3403—Needle locating or guiding means
- A61B2017/3405—Needle locating or guiding means using mechanical guide means
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B2560/00—Constructional details of operational features of apparatus; Accessories for medical measuring apparatus
- A61B2560/04—Constructional details of apparatus
- A61B2560/0443—Modular apparatus
Abstract
The invention discloses a kind of puncture needle positioning apparatus.This puncture needle positioning apparatus is suitable for adjustment and positioning puncture needle.Puncture needle positioning apparatus includes backrest and positioning mechanism.Positioning mechanism is arranged in backrest.Positioning mechanism includes position adjustment structure and angle-regulation structure.Position adjustment structure can be mobile relative to backrest with second direction along a first direction.Position adjustment structure includes the first needle threading sheet.Angle-regulation structure is arranged in position adjustment structure, and can relative position adjustment structure movement.Angle-regulation structure includes the second needle threading sheet.Puncture needle can be arranged in the second needle threading sheet and the first needle threading sheet.Whereby, puncture needle positioning apparatus of the invention can simplify the step of positioning puncture needle, and the positioning accuracy of puncture needle can be substantially improved.
Description
Technical field
The present invention relates to a kind of positioning devices, and in particular to a kind of puncture needle positioning apparatus.
Background technique
Percutaneous puncture operation is a kind of Minimally Invasive Surgery, doctor can be applicable to such as lung tumors puncture, liver neoplasm punctures,
Percutaneous transhepatic cholangiography and drainage, the blocking of cancer end pain etc..Doctor is when carrying out percutaneous puncture operation, computerized tomography of often arranging in pairs or groups
(computed tomography, CT) is photographed come the puncture position for judging puncture needle that assists a physician.
Although actually carrying out percutaneous puncture however, doctor can judge lesions position by computed tomography
It is then to need to be dependent on itself surgical experience, space geometry operation and feel to complete to perform the operation when operation.Therefore, it is puncturing
In the process, it if doctor is without enough experiences, has to by carrying out multiple computed tomography, and repeatedly adjust with true
That recognizes puncture needle enters needle angle.This way not only needs to take considerable time and the injury for generating patient is larger.Moreover, doctor
It must also be exposed to the big environment of amount of radiation for a long time with patient.
There is a kind of guide device that can be fixed on the bed board of computed tomography at present.When patient lies on bed board, doctor
Life can enter pin mark using guide device come auxiliary positioning puncture needle.However, structure is complicated and operates for general guide device
It is not easy, doctor can not intuition and accurately judge puncture needle enter pin mark position.Further, since carrying out percutaneous puncture operation
When, patient usually will not general anesthesia.Therefore, if patient has some little tricks or displacement, guide device cannot still be assisted
Doctor judges the accurate location into pin mark.In addition, general guide device and the function without adjustment puncture needle angle, therefore lack
What the doctor of weary experience still can not grasp puncture needle enters needle angle.
Summary of the invention
Therefore, the purpose of the present invention is to provide a kind of puncture needle positioning apparatus, the step of positioning puncture needle can be simplified,
And the positioning accuracy of puncture needle can be substantially improved.
Above-mentioned purpose according to the present invention proposes a kind of puncture needle positioning apparatus.This puncture needle positioning apparatus is suitable for adjusting
Whole and positioning puncture needle, and puncture needle positioning apparatus includes backrest and positioning mechanism.Positioning mechanism is arranged in backrest.Positioning
Mechanism includes position adjustment structure and angle-regulation structure.Position adjustment structure can be opposite with second direction along a first direction
It is mobile in backrest.Wherein, position adjustment structure includes the first needle threading sheet.Angle-regulation structure is arranged in position adjustment structure,
And it can relative position adjustment structure movement.Angle-regulation structure includes the second needle threading sheet.Puncture needle can be arranged in the second needle threading sheet
In the first needle threading sheet.
An embodiment according to the present invention, above-mentioned angle-regulation structure be along a first direction or second direction relative to
Position adjustment structure is mobile.
Another embodiment according to the present invention, above-mentioned position adjustment structure are slided comprising the first sliding rail, the first sliding block, second
Rail and the second sliding block.First sliding rail is parallel to first direction, and the first sliding rail is fixed in backrest.First sliding block is movably
It is arranged on the first sliding rail.Second sliding rail is parallel to second direction, and the second sliding rail is threaded through in the first sliding block.Second sliding block is set
It sets on the second sliding rail, and can be mobile relative to the first sliding block.Wherein, the first needle threading sheet is to be removably disposed in the second sliding block
On.
Another embodiment according to the present invention, above-mentioned puncture needle positioning apparatus also include locating piece.Locating piece setting exists
In backrest.Wherein, locating piece is equipped with multiple positioning regions, and the first sliding rail is arranged in one of them of these positioning regions.
Another embodiment according to the present invention, the first above-mentioned needle threading sheet are that spiral shell is set or is fastened on second sliding block.
Another embodiment according to the present invention, above-mentioned angle-regulation structure are slided comprising third sliding rail, third sliding block, the 4th
Rail and Four-slider.Third sliding rail is arranged on the second sliding block.Third sliding block is arranged on third sliding rail, and can be with respect to second
Sliding block is mobile.4th sliding rail is threaded through in third sliding block.Four-slider is arranged on the 4th sliding rail, and can move with respect to third sliding block
It is dynamic.Wherein, the second needle threading sheet is removably disposed on Four-slider.
Another embodiment according to the present invention, the above-mentioned parallel second direction of third sliding rail, and the 4th sliding rail parallel first
Direction.
Another embodiment according to the present invention, the second above-mentioned needle threading sheet are that spiral shell is set or is fastened on third sliding block.
Another embodiment according to the present invention, the second above-mentioned sliding block are equipped with the first scale, and third sliding block is equipped with second
Scale corresponds to the first scale.
By the embodiments of the present invention it is found that puncture needle positioning apparatus of the invention is wearable design, therefore can ensure that
In computed tomography, adjustment puncture needle and during carry out puncturing operation, computed tomography image, patient position and fixed
The location consistency of position mechanism.The success rate of the efficiency and accuracy rate and operation of puncture can be improved whereby.
Furthermore puncture needle positioning apparatus of the invention is the design of modular structure, and it is disconnected according to computer to can provide doctor
The imaging results of layer photography change the assembling mode of positioning mechanism with operation demand, can reach simplified structure and operation is easy
Purpose, and then operating time can be reduced.
In addition, the first needle threading sheet of puncture needle positioning apparatus of the invention is detachably deserted set with the second needle threading sheet
Meter can provide doctor whereby and replace new the first needle threading sheet and the second needle threading sheet after performing the operation each time, reaches health and can keep away
Exempt from the purpose of pollution with infection.
Detailed description of the invention
In order to more completely understand embodiment and its advantage, referring now to the following description done in conjunction with institute's accompanying drawings, in which:
Fig. 1 is the schematic device for being painted a kind of puncture needle positioning apparatus according to one embodiment of the present invention；
Fig. 2 is another angle device signal being painted according to a kind of puncture needle positioning apparatus of one embodiment of the present invention
Figure；And
Fig. 3 is the side view for being painted a kind of puncture needle positioning apparatus according to one embodiment of the present invention.
Specific embodiment
It is a kind of puncture needle positioning being painted respectively according to one embodiment of the present invention referring to Fig. 1 and Fig. 2
The schematic device of two different angles of device.The puncture needle positioning apparatus 100 of present embodiment mainly can allow patient direct
It wears, doctor can operate puncture needle positioning apparatus 100, with adjustment and positioning puncture needle 200, can avoid patient's phase whereby
It is mobile to puncture needle positioning apparatus 100, and then can determine entering pin position and entering needle angle for puncture needle 200, it is worn with reaching promotion
The accuracy of needle-holding hand art and the purpose of success rate of operation.
Please continue to refer to Fig. 1 and Fig. 2, puncture needle positioning apparatus 100 mainly includes backrest 300 and positioning mechanism 400.?
In the present embodiment, backrest 300 is mainly worn on human body, and shape can refer to different building shape with size and adjust.Positioning
Mechanism 400 is setting in backrest 300, and includes position adjustment structure 420 and angle-regulation structure 440.Position adjustment knot
Structure 420 mainly includes the first sliding rail 421, the first sliding block 422, the second sliding rail 423 and the second sliding block 424.First sliding rail 421 can
It is fixed in backrest 300 by locating piece 425.Moreover, the extending direction of the first sliding rail 421 is parallel to first direction D1.
First sliding block 422 be arranged on the first sliding rail 421, and can on the first sliding rail 421 along a first direction D1 with respect to backrest 300
Sliding.As shown in Figure 1, the first sliding rail 421 can be the body of rod, and be fixed on locating piece 425 in an example.In some implementations
In example, locating piece 425 has multiple positioning region 425a.Whereby, it can be fixed on the 425a of positioning region by changing the first sliding rail 421
Position, to meet different use demands.
As shown in Figures 1 and 2, the second sliding rail 423 is threaded through in the first sliding block 422, and the extension side of the second sliding rail 423
To being parallel to second direction D2.In an example, the second sliding rail 423 equally can be the body of rod.The setting of second sliding block 424 is sliding second
On rail 423, and opposite first sliding block 422 it can be slid along second direction D2.Whereby, by change the first sliding block 422 and
The position of second sliding block 424, can determine puncture needle 200 enters pin position.
In the present embodiment, position adjustment structure 420 also includes the first needle threading sheet 426.First needle threading sheet 426 is detachable
Ground is arranged on the second sliding block 424.First needle threading sheet 426 is mainly worn to biopsy needle guide 200 by correctly entering pin position
Enter human body.In one embodiment, the first needle threading sheet 426 is dismountable deserted design, can spiral shell to set or be fastened on second sliding
On block 424.In other embodiments, 424 bottom of the second sliding block is equipped with the first groove 424a and the second groove 424b.Whereby,
One needle threading sheet 426 can select to be fixed in the first groove 424a and the second groove 424b according to demand.
Please continue to refer to Fig. 1 and Fig. 2, angle-regulation structure 440 is arranged in position adjustment structure 420, and can be with respect to position
It is mobile to set adjustment structure 420.In one embodiment, angle-regulation structure 440 includes third sliding rail 441, third sliding block 442, the
Four sliding rails 443 and Four-slider 444.In one embodiment, the u-shaped structure of the second sliding block 424, and third sliding rail 441 can
It is arranged on the second sliding block 424.In other embodiments, the extending direction of third sliding rail 441 is parallel to second direction D2.Such as figure
Shown in 2, third sliding block 442 is arranged on third sliding rail 441, and can slide along second direction D2 with respect to the second sliding block 424.
Please continue to refer to Fig. 2, the 4th sliding rail 443 is threaded through in third sliding block 442, and the extension side of the 4th sliding rail 443
To being parallel to first direction D1.Four-slider 444 is arranged on the 4th sliding rail 443, and can along a first direction D1 with respect to the
Three sliding blocks 442 are mobile.In the present embodiment, angle-regulation structure 440 also includes the second needle threading sheet 445.Second needle threading sheet 445 is
It is removably disposed on Four-slider 444.It whereby, can by changing the position of third sliding block 442 and Four-slider 444
Change the relative position of the second needle threading sheet 445 and the first needle threading sheet 426.In one embodiment, the second needle threading sheet 445 is detachable
Deserted design, can spiral shell set or be fastened on Four-slider 444.In some instances, third sliding rail 441 and the 4th sliding rail
443 equally can be the body of rod.
Please continue to refer to Fig. 1 and Fig. 2, puncture needle 200 can sequentially be arranged in the second needle threading sheet 445 and the first needle threading sheet 426
In.It is the side view for being painted a kind of puncture needle positioning apparatus according to one embodiment of the present invention separately please with reference to Fig. 3
Figure.It will be understood that since the second needle threading sheet 445 is to be arranged on Four-slider 444, and the first needle threading sheet 426 is setting the
The bottom of two sliding blocks 424, so having a distance H between the first needle threading sheet 426 and the second needle threading sheet 445.Therefore, by adjustment
The relative position of second needle threading sheet 445 and the first needle threading sheet 426 can reach the effect for entering needle angle of adjustment puncture needle 200.
As shown in figure 3, in one embodiment, the second sliding block 424 is equipped with the first scale 424c, and sets on third sliding block 442
There is the second scale 442a to correspond to the first scale 424c.Whereby, doctor can refer to the first scale when adjusting third sliding block 442
424c and the second scale 442a, to grasp the moving distance of third sliding block 442.
It will be understood that puncture needle positioning apparatus 100 of the invention can be changed on demand using modular design
The wearing mode (such as just wearing or counter wear) of backrest 300, or change 400 assembling mode of positioning mechanism, with reach meet it is different
The purpose of operation demand.For example, the wearing mode for changing backrest 300 can make positioning mechanism 400 towards body front, the back side
Or side, and the assembling mode for changing positioning mechanism 400 can make entire angle-regulation structure be located at the left or right side of body.
For example, assembling mode as shown in Figure 1 is to be directed to the operation demand of left side of body and assemble.First sliding rail
421 be to be positioned close in the positioning region 425a on the right side of locating piece 425, and the second sliding rail 423 and entire angle-regulation structure
440 are the left sides that the first sliding rail 421 is arranged in.Whereby, doctor can be by adjusting the first sliding block 422 and the second sliding block 424
Determine puncture needle 200 enters pin position.Then puncture needle is adjusted by adjusting third sliding block 442 and Four-slider 444 again
200 enter needle angle, to achieve the purpose that be accurately positioned entering needle Angle Position and entering needle angle for puncture needle.
And when doctor needs to right side of body to perform the operation, first the first sliding rail 421 can be installed in close to locating piece
In the positioning region 425a in 425 left sides.Then the second sliding rail 423 and entire angle-regulation structure 440 first is installed in again to slide
The right side of rail 421.Whereby, equally it can enter needle by adjusting the first sliding block 422 and the second sliding block 424 come determine puncture needle 200
Behind position, then by adjusting third sliding block 442 and Four-slider 444 enter needle angle adjust puncture needle 200, with reach with
Purpose same as before.
By the embodiments of the present invention it is found that puncture needle positioning apparatus of the invention is wearable design, so can be true
Protect computed tomography, adjustment puncture needle and carry out puncturing operation during, computed tomography image, patient position with
The location consistency of positioning mechanism.The success rate of the efficiency and accuracy rate and operation of puncture can be improved whereby.
It, can by the embodiments of the present invention it is found that puncture needle positioning apparatus of the invention is the design of modular structure
Doctor's assembling mode for changing positioning mechanism with operation demand according to the imaging results of computed tomography is provided, can reach letter
Change structure and operate easy purpose, and then operating time can be reduced.
By the embodiments of the present invention it is found that the first needle threading sheet and the second needle threading sheet of puncture needle positioning apparatus of the invention
For detachable deserted design, it can provide doctor whereby and replace the first new needle threading sheet after performing the operation each time and thread a needle with second
Piece achievees the purpose that health and can avoid pollution and infection.
Although the present invention is disclosed as above with embodiment, however, it is not to limit the invention, any this field skill
Art personnel, without departing from the spirit and scope of the present invention, when various variations and retouching, therefore protection scope of the present invention can be made
Subject to view as defined in claim.
Claims (8)
1. a kind of puncture needle positioning apparatus is suitable for adjustment and positioning puncture needle, which is characterized in that the puncture needle positioning apparatus
Include:
Backrest；And
Positioning mechanism is arranged in the backrest, wherein the positioning mechanism includes:
Position adjustment structure, can be mobile relative to the backrest with second direction along a first direction, wherein the position
Adjusting structure includes the first needle threading sheet；And
Angle-regulation structure is arranged in the position adjustment structure, and can be mobile relative to the position adjustment structure,
Described in angle-regulation structure include the second needle threading sheet, the puncture needle can be arranged in second needle threading sheet and described first
In needle threading sheet；
Wherein, the position adjustment structure includes:
First sliding rail is parallel to the first direction, and first sliding rail is fixed in the backrest；
First sliding block can be movably arranged on first sliding rail；
Second sliding rail is parallel to the second direction, and second sliding rail is threaded through in first sliding block；And
Second sliding block is arranged on second sliding rail, and can be mobile relative to first sliding block, wherein described first wears
Faller gill can be releasably arranged on second sliding block.
2. puncture needle positioning apparatus as described in claim 1, which is characterized in that the angle-regulation structure is along described
One direction or the second direction are mobile relative to the position adjustment structure.
3. puncture needle positioning apparatus as described in claim 1, which is characterized in that the puncture needle positioning apparatus also includes positioning
Block is arranged in the backrest, wherein the locating piece is equipped with multiple positioning regions, first sliding rail is arranged in the positioning
In one of them of portion.
4. puncture needle positioning apparatus as described in claim 1, which is characterized in that first needle threading sheet is that spiral shell sets or is fastened on
On second sliding block.
5. puncture needle positioning apparatus as described in claim 1, which is characterized in that the angle-regulation structure includes:
Third sliding rail is arranged on second sliding block；
Third sliding block is arranged on the third sliding rail, and can be mobile relative to second sliding block；
4th sliding rail is threaded through in the third sliding block；And
Four-slider is arranged on the 4th sliding rail, and can be mobile relative to the third sliding block, wherein described second wears
Faller gill is can be releasably arranged on the Four-slider.
6. puncture needle positioning apparatus as claimed in claim 5, which is characterized in that the third sliding rail second party in parallel
To, and the 4th sliding rail first direction in parallel.
7. puncture needle positioning apparatus as claimed in claim 5, which is characterized in that second needle threading sheet is that spiral shell sets or is fastened on
On the third sliding block.
8. puncture needle positioning apparatus as claimed in claim 5, which is characterized in that second sliding block is equipped with the first scale, institute
It states third sliding block and corresponds to first scale equipped with the second scale.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510906097.7A CN106852702B (en) | 2015-12-09 | 2015-12-09 | Puncture needle positioning apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510906097.7A CN106852702B (en) | 2015-12-09 | 2015-12-09 | Puncture needle positioning apparatus |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106852702A CN106852702A (en) | 2017-06-16 |
| CN106852702B true CN106852702B (en) | 2019-06-04 |
Family
ID=59131947
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510906097.7A Active CN106852702B (en) | 2015-12-09 | 2015-12-09 | Puncture needle positioning apparatus |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106852702B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109965951B (en) * | 2019-05-13 | 2020-03-03 | 遵义医学院附属医院 | Three-dimensional positioning device for percutaneous accurate targeted puncture of spine |
| CN111297451A (en) * | 2020-03-23 | 2020-06-19 | 钟琼 | Puncture locator for oncology |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWI435705B (en) * | 2008-11-20 | 2014-05-01 | Been Der Yang | Surgical position device and image guided navigation system using the same |
| CN201551399U (en) * | 2009-10-20 | 2010-08-18 | 梁萌 | Positioning frame for CT guide puncture needle |
| CN202235690U (en) * | 2011-09-19 | 2012-05-30 | 张小林 | Angle positioning device of medical puncture needle |
-
2015
- 2015-12-09 CN CN201510906097.7A patent/CN106852702B/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| CN106852702A (en) | 2017-06-16 |
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