CN105982720B - Multifunction puncture instrument - Google Patents
Multifunction puncture instrument Download PDFInfo
- Publication number
- CN105982720B CN105982720B CN201510097249.3A CN201510097249A CN105982720B CN 105982720 B CN105982720 B CN 105982720B CN 201510097249 A CN201510097249 A CN 201510097249A CN 105982720 B CN105982720 B CN 105982720B
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- China
- Prior art keywords
- puncture needle
- puncture
- arc
- positioning rod
- instrument
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- 230000003902 lesion Effects 0.000 abstract 1
- 230000014759 maintenance of location Effects 0.000 description 3
- 238000005034 decoration Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 239000003153 chemical reaction reagent Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
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- Infusion, Injection, And Reservoir Apparatuses (AREA)
- Dental Tools And Instruments Or Auxiliary Dental Instruments (AREA)
Abstract
The invention discloses Multifunction puncture instrument, including bracket and positioning device, the positioning device includes: two arc tracks, locating rod and puncture needle holder, wherein, the both ends of the locating rod are movably connect with two arc tracks respectively, the puncture needle holder is connect with a puncture needle holder mounting base, and the puncture needle holder mounting base is connect by a linking arm with the locating rod.The present invention passes through the connection type between linking arm, spherical joint and puncture needle holder mounting base, realization can be adjusted with any direction of puncture needle, to can determine from point of puncture to optimal path lesion target spot by shirtsleeve operation, and puncture needle is accurately cut into target spot.
Description
Technical Field
The invention relates to the field of medical instruments, in particular to a multifunctional puncture instrument.
Background
At present, when medical staff carries out positioning puncture operation, the medical staff needs to puncture a target according to the relation between a scale point and a puncture point on a scanning image and by means of experience and technical level of the staff. The operation needs repeated scanning to perform the puncture needle position, the operation is complicated, and the radiation dose born by a patient is large.
The conventional puncture instrument in the field has the advantages of simple structure, limited adjusting range and unstable fixation, and can not simply and effectively position a puncture point.
Disclosure of Invention
The invention aims to solve the technical problem of providing a multifunctional puncture instrument which can determine the optimal path from a puncture point to a focus target point and accurately cut a puncture needle into the target point.
In order to solve the problems, the invention provides a multifunctional puncture instrument, which comprises a bracket and a positioning device, wherein the positioning device is detachably arranged on the bracket;
the positioning device includes: the puncture needle device comprises two arc-shaped tracks, a positioning rod and a puncture needle frame, wherein two ends of the positioning rod are respectively movably connected with the two arc-shaped tracks, the puncture needle frame is connected with a puncture needle frame mounting seat, and the puncture needle frame mounting seat is connected with the positioning rod through a connecting arm; wherein,
a slide rail is arranged on the positioning rod, and a sliding block is arranged on the slide rail;
one end of the connecting arm is rotatably connected with the sliding block, the other end of the connecting arm is provided with a spherical joint, and the puncture needle frame mounting seat is rotatably connected with the spherical joint.
In an embodiment of the present invention, the two arc-shaped tracks are respectively provided with a tooth-shaped structure; correspondingly, at least one locking mechanism is arranged at the joint of the positioning rod and the two arc-shaped tracks, and the locking mechanism can be meshed with the toothed structure. Of course, in actual operation, the locking mechanism may be disposed at the connecting section between the positioning rod and the two arc-shaped tracks, or the locking mechanism may be disposed at only one end.
In an embodiment of the present invention, a first retaining mechanism is disposed at a connection position of the connecting arm and the sliding block.
In an embodiment of the present invention, a second retention mechanism is disposed at the connection point of the connecting arm and the spherical joint.
In order to adjust the angle of the puncture needle more accurately, in one embodiment of the invention, an angle scale is arranged on the surface of the spherical joint.
In one embodiment of the present invention, the lancet holder further comprises a retractable member for adjusting the position, the retractable member moving along the lancet holder.
In an embodiment of the present invention, a needle fixing portion is disposed on the retractable member.
It is understood that the positioning rod of the present invention can be connected to the two arc-shaped tracks by any known structure, and can slide along the two arc-shaped tracks. Preferably, in an embodiment of the present invention, two ends of the positioning rod are movably connected to the two arc-shaped rails through a double bearing mechanism, respectively.
In an embodiment of the present invention, at least one scale is disposed on the support. Of course, one skilled in the art can set multiple scales according to specific needs.
In an embodiment of the present invention, the positioning device is detachably mounted on the bracket through a connecting buckle.
The invention has the advantages that (1) the random directional adjustment of the puncture needle can be realized through the connection mode among the connecting arm, the spherical joint and the puncture needle frame mounting seat, so that the optimal path from the puncture point to the focus target point can be determined through simple operation, and the puncture needle can be accurately cut into the target point. (2) The positioning space formed by the arc-shaped track is respectively corresponding to a wide surface (lying on the back and on the top) and a vertical narrow surface (lying on the side), and the puncture of various body positions can be carried out.
Drawings
Fig. 1 is a schematic structural view of the multifunctional puncture instrument of the present invention.
Detailed Description
The invention will be further illustrated with reference to the following specific examples. Materials, reagents and the like used in the following examples are commercially available unless otherwise specified. It should be understood that these examples are for illustrative purposes only and are not intended to limit the scope of the present invention.
For convenience of explanation, the positive direction of the coordinate axis X in fig. 1 is defined as front, and the negative direction is defined as back; the positive direction of y is right, and the negative direction is left; the positive direction of z is up and the negative direction is down.
Fig. 1 is a schematic structural view of the multifunctional puncture instrument of the present invention. The multifunctional puncture instrument comprises a positioning device a and a bracket b. The positioning device a is detachably arranged on the bracket through a connecting buckle c.
As shown in fig. 1, the positioning device a includes: two arcuate tracks 102, a positioning bar 104, and a lancet holder 106. Both ends of the positioning rod 104 are respectively inserted between the two arc-shaped rails 102 through a double bearing mechanism, so that the positioning rod 104 is connected with the two arc-shaped rails 102, and the positioning rod 104 can slide along the two arc-shaped rails 102. For convenience of fixation, a locking mechanism 1041 is disposed on the positioning rod 104, correspondingly, two opposite sides of the two arc-shaped rails 102 are respectively provided with a tooth-shaped structure, and the locking mechanism 1041 is matched with the tooth-shaped structure.
The positioning rod 104 is provided with a slide rail 1042, and a slide block 202 is connected to the positioning rod 104, and the slide block 202 can move along the positioning rod. One end of a connecting arm 302 is rotatably connected to the sliding block 202, that is, the connecting arm 302 rotates (rotates up and down) in the xz plane; the other end of the connecting arm 302 is provided with a spherical joint 3021, and an angle scale is arranged on the spherical joint 3021. A lancet holder mounting base 402 is connected to the ball joint 3021, and the lancet holder 106 is mounted on the lancet holder mounting base 402. The lancet holder 106 connected to the spherical joint 3021 through the lancet holder mounting base 402 can be rotated in the vertical, horizontal, and vertical directions. The lancet holder mounting base 402 is rotatably connected to the spherical joint 3021, that is, the lancet holder mounting base 402 is rotatable in the yz plane.
Of course, for the purpose of fixing the angle, a first retention mechanism 502 is provided at the connection between the connecting arm 302 and the sliding block 202; a second retention mechanism 504 is provided at the connection of the connecting arm 302 to the ball joint 3021.
For greater ease of use, the lancet holder 106 further includes a telescoping member 1062 for adjusting the position, the telescoping member 1062 moving along the lancet holder 106 and in the direction of the arrows shown. A needle fixing portion 1064 is provided on the telescopic member to insert the needle of the puncture needle to enhance the fixation of the needle.
Of course, a scale 602 may be disposed on the support b, and the scale 602 may be disposed on any surface of the support b, and the position in fig. 1 is only used for reference. Moreover, according to actual needs, a plurality of scales can be arranged.
In the invention, the arbitrary directional adjustment of the puncture needle can be realized by the connection mode among the connecting arm, the spherical joint and the puncture needle frame mounting seat, so that the optimal path from the puncture point to the focus target point can be determined by simple operation, and the puncture needle can be accurately cut into the target point; the positioning space formed by the arc-shaped track is respectively corresponding to a wide surface (lying on the back and on the top) and a vertical narrow surface (lying on the side), and the puncture of various body positions can be carried out.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.
Claims (7)
1. A multifunctional puncture instrument comprises a bracket and a positioning device, wherein the positioning device is detachably arranged on the bracket,
the positioning device includes: the puncture needle device comprises two arc-shaped tracks, a positioning rod and a puncture needle frame, wherein two ends of the positioning rod are respectively movably connected with the two arc-shaped tracks, the puncture needle frame is connected with a puncture needle frame mounting seat, and the puncture needle frame mounting seat is connected with the positioning rod through a connecting arm; the positioning rod is provided with a sliding rail, and the sliding rail is provided with a sliding block;
one end of the connecting arm is rotatably connected with the sliding block, the other end of the connecting arm is provided with a spherical joint, and the puncture needle frame mounting seat is rotatably connected with the spherical joint;
the two arc-shaped rails are respectively provided with a tooth-shaped structure; correspondingly, at least one locking mechanism is arranged at the joint of the positioning rod and the two arc-shaped tracks, and the locking mechanism can be meshed with the tooth-shaped structure;
and a first fixing mechanism is arranged at the joint of the connecting arm and the sliding block, and a second fixing mechanism is arranged at the joint of the connecting arm and the spherical joint.
2. The multi-functional puncture instrument of claim 1, wherein an angle scale is further provided on the spherical joint.
3. The multi-function lancing instrument of claim 1, wherein the lancet carriage further comprises a telescoping member for adjusting the position, the telescoping member moving along the lancet carriage.
4. The multi-functional puncture instrument of claim 3, wherein a needle fixing portion is provided on the telescopic member.
5. The multi-functional puncture instrument of claim 1, wherein both ends of the positioning rod are movably connected with the two arc-shaped rails through a double bearing mechanism, respectively.
6. The multi-purpose puncture instrument of claim 1, wherein at least one scale is provided on said holder.
7. The multi-function lancing instrument of claim 1, wherein the positioning device is removably mounted to the frame by a connector link.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510097249.3A CN105982720B (en) | 2015-03-05 | 2015-03-05 | Multifunction puncture instrument |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510097249.3A CN105982720B (en) | 2015-03-05 | 2015-03-05 | Multifunction puncture instrument |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105982720A CN105982720A (en) | 2016-10-05 |
| CN105982720B true CN105982720B (en) | 2019-01-01 |
Family
ID=57039253
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510097249.3A Expired - Fee Related CN105982720B (en) | 2015-03-05 | 2015-03-05 | Multifunction puncture instrument |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105982720B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107260248A (en) * | 2017-07-11 | 2017-10-20 | 鲍生鑫 | Mortar hair style osteotomy tool device |
| CN109806000B (en) * | 2019-03-07 | 2021-04-02 | 莆田学院附属医院 | Digital positioning and guiding device for spinal minimally invasive surgery and manufacturing method |
| CN111956308B (en) * | 2020-08-28 | 2021-12-07 | 高怀秀 | Pelvic floor operation puncture outfit for internal medicine operation |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202096227U (en) * | 2011-05-16 | 2012-01-04 | 中国人民解放军第三军医大学第一附属医院 | Needle biopsy guiding device |
| CN203122610U (en) * | 2013-03-01 | 2013-08-14 | 张忠荣 | Percutaneous pedicle puncture three-dimensional positioning guide device |
| CN203506844U (en) * | 2013-09-12 | 2014-04-02 | 宓兵 | Improved CT-guide lung puncture positioning instrument |
| WO2014063828A1 (en) * | 2012-10-26 | 2014-05-01 | Isys Medizintechnik Gmbh | Instrument guide |
| CN104224213A (en) * | 2013-06-14 | 2014-12-24 | 赵洪 | Guide support for accurate puncture under CT |
| CN204500901U (en) * | 2015-03-05 | 2015-07-29 | 赵江民 | Multifunction puncture instrument |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101756715B (en) * | 2008-12-25 | 2012-06-27 | 深圳迈瑞生物医疗电子股份有限公司 | Puncture needle rack |
-
2015
- 2015-03-05 CN CN201510097249.3A patent/CN105982720B/en not_active Expired - Fee Related
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202096227U (en) * | 2011-05-16 | 2012-01-04 | 中国人民解放军第三军医大学第一附属医院 | Needle biopsy guiding device |
| WO2014063828A1 (en) * | 2012-10-26 | 2014-05-01 | Isys Medizintechnik Gmbh | Instrument guide |
| CN203122610U (en) * | 2013-03-01 | 2013-08-14 | 张忠荣 | Percutaneous pedicle puncture three-dimensional positioning guide device |
| CN104224213A (en) * | 2013-06-14 | 2014-12-24 | 赵洪 | Guide support for accurate puncture under CT |
| CN203506844U (en) * | 2013-09-12 | 2014-04-02 | 宓兵 | Improved CT-guide lung puncture positioning instrument |
| CN204500901U (en) * | 2015-03-05 | 2015-07-29 | 赵江民 | Multifunction puncture instrument |
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| Publication number | Publication date |
|---|---|
| CN105982720A (en) | 2016-10-05 |
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