CN105943130B - A kind of puncture supporter - Google Patents
A kind of puncture supporter Download PDFInfo
- Publication number
- CN105943130B CN105943130B CN201610394007.5A CN201610394007A CN105943130B CN 105943130 B CN105943130 B CN 105943130B CN 201610394007 A CN201610394007 A CN 201610394007A CN 105943130 B CN105943130 B CN 105943130B
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- puncture
- rotating
- needle
- rack
- connecting piece
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- 210000003813 thumb Anatomy 0.000 claims description 25
- 230000001105 regulatory effect Effects 0.000 abstract 3
- 238000000034 method Methods 0.000 description 5
- 238000003780 insertion Methods 0.000 description 4
- 230000037431 insertion Effects 0.000 description 4
- 230000007547 defect Effects 0.000 description 2
- 238000012966 insertion method Methods 0.000 description 2
- 230000033001 locomotion Effects 0.000 description 2
- 239000000523 sample Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 210000004247 hand Anatomy 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000001356 surgical procedure Methods 0.000 description 1
- 238000002604 ultrasonography Methods 0.000 description 1
Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods
- 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
- 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
- A61B17/00—Surgical instruments, devices or methods
- A61B17/34—Trocars; Puncturing needles
- A61B17/3403—Needle locating or guiding means
- A61B2017/3413—Needle locating or guiding means guided by ultrasound
Landscapes
- Health & Medical Sciences (AREA)
- Surgery (AREA)
- Life Sciences & Earth Sciences (AREA)
- Biomedical Technology (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Engineering & Computer Science (AREA)
- Pathology (AREA)
- Heart & Thoracic Surgery (AREA)
- Medical Informatics (AREA)
- Molecular Biology (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Ultra Sonic Daignosis Equipment (AREA)
Abstract
The invention discloses a kind of puncture supporters, including the regulating positioning device and rotation punch block component for puncturing frame body and on the puncture frame body；The regulating positioning device includes the first connector and the second connector, and first connector and second connector are rotatablely connected；Wherein, the regulating positioning device is connected by first connector with the puncture frame body, is connected by second connector with the rotation punch block component.The invention has the benefit that 1, it is simple to operate, it is easy to get started；2, needle angle is adjusted freely, conveniently, precisely；3, after the needle angle for determining any needs, self-locking (being locked in the needle angle of needs) may be implemented；4, angle adjustment is continuously without jump section.
Description
Technical Field
The invention relates to the technical field of interventional ultrasonography tools, in particular to a puncture frame capable of freely adjusting the needle inserting angle.
Background
The extracorporeal puncture rack used at present generally comprises two modes in the aspect of controlling the needle inserting angle: 1. inserting the needle along the fixed angle direction set by the probe software; 2. inserting the needle at a free angle. Both needle insertion methods are used in clinical type-B ultrasonic surgery, but the two needle insertion methods have the following defects:
1. the needle insertion mode is along the fixed angle direction set by the probe software, and the fixed angle set by the software cannot meet the needle insertion requirements of all clinical operations;
2. the free angle needle inserting mode used at present is that a puncture frame is provided with a U-shaped open slot, a puncture needle freely swings in the U-shaped open slot, a doctor can determine a free angle required to be selected during an operation according to a B-ultrasonic image when using the needle, but the swinging angle of the needle is not limited in the U-shaped slot, so that after the doctor selects a proper angle, the needle inserting direction needs to be controlled by hands, the angle deviation in the needle inserting process cannot be ensured, and therefore, when a lot of B-ultrasonic operations adopting the mode generate angle deviation in the needle inserting process, the needle inserting angle needs to be adjusted again, and the risk of the operation and the pain of a patient in the operation are increased.
Disclosure of Invention
The invention provides a puncture frame which can freely adjust the needle inserting angle and can be self-locked at the required needle inserting angle, can avoid the problem that the needle inserting angle is easy to deviate in the puncture operation, can achieve quick positioning, reduces the risk of the B-ultrasonic operation, and reduces the pain of patients who are inserted for a plurality of times due to inaccurate needle insertion in the B-ultrasonic operation, in order to solve the technical defects that the needle inserting requirements of all clinical operations cannot be met by the fixed angle set on software in the prior art and the needle inserting angle of the puncture frame adopting a U-shaped open slot structure in the currently used free angle needle inserting mode is easy to deviate in the puncture operation, sometimes needs to be inserted for a plurality of times, has high operation risk and increases the pain of the patients.
In order to achieve the purpose, the invention adopts the technical scheme that:
a puncture frame comprises a puncture frame body, and an adjusting and positioning device and a rotating needle frame assembly which are arranged on the puncture frame body; the adjusting and positioning device comprises a first connecting piece and a second connecting piece, and the first connecting piece is rotatably connected with the second connecting piece; wherein,
the adjusting and positioning device is connected with the puncture frame body through the first connecting piece and is connected with the rotary needle frame assembly through the second connecting piece.
The puncture frame adopts a mechanical connecting rod structure and has a self-locking function; the needle inserting angle can be freely, conveniently and accurately adjusted; and the angle adjustment is continuous without hop.
Preferably, one end of the puncture frame body is provided with a connecting part, and the connecting part is provided with a stepped hole and a T-shaped guide rail.
Preferably, the connecting part is further provided with a first rotating hole.
Preferably, the first connecting piece comprises a thumb screw and a sliding block, the thumb screw is provided with a screw rod, and the sliding block is provided with a threaded hole matched with the screw rod. The thumb screw and the sliding block are in threaded connection, so that the relative position relation between the thumb screw and the sliding block can be conveniently adjusted, and the purpose of conveniently adjusting the needle insertion angle is further achieved.
Preferably, one end of the screw rod, which is close to the head of the thumb screw, is provided with a clamping hook matched with the stepped hole, and the clamping hook can be arranged in the stepped hole.
Preferably, one end of the screw rod, which is close to the head of the thumb screw, is also provided with a U-shaped groove.
Preferably, the sliding block is provided with a T-shaped guide groove matched with the T-shaped guide rail, and the T-shaped guide rail can be arranged in the T-shaped guide groove.
Preferably, the slider is provided with a rotating arm, and the rotating arm is provided with a second rotating hole.
Preferably, one end of the second connecting piece is provided with a second rotating shaft matched with the second rotating hole, and the other end of the second connecting piece is provided with a third rotating shaft.
Preferably, one end of the rotating needle frame assembly is provided with a first rotating shaft matched with the first rotating hole, and the bottom of the rotating needle frame assembly is provided with a third rotating hole matched with the third rotating shaft. So that the rotating needle frame assembly can simultaneously rotate relative to the puncture frame body and the second connecting piece.
The invention has the beneficial effects that: the puncture frame can drive the sliding block to slide up and down along the T-shaped guide rail on the puncture frame body by rotating the thumb screw, the sliding block can push the second connecting piece connected with the sliding block to complete up-down sliding and rotating actions in the up-down sliding process, and then the rotating needle frame assembly is driven to rotate relative to the second connecting piece and the puncture frame body, and finally the purpose of adjusting the needle inserting angle is achieved. And when the doctor stops rotating the thumb screw and reaches the required needle inserting angle, the rotating needle frame assembly can be locked at the required specific angle. From the above, this puncture frame has following advantage:
1. the operation is simple and convenient, and the operation is easy to operate;
2. the needle inserting angle can be freely, conveniently and accurately adjusted;
3. after any required needle inserting angle is determined, self-locking (namely locking at the required needle inserting angle) can be realized;
4. the angle adjustment is continuous without hop.
Drawings
FIG. 1 is an exploded view of a puncture rack according to an embodiment of the present invention;
FIG. 2 is a schematic structural view of a puncture frame body according to an embodiment of the present invention;
FIG. 3 is a front view of a piercing frame according to an embodiment of the present invention;
FIG. 4 is a top view of a piercing frame according to an embodiment of the present invention;
fig. 5 is a sectional view taken along line a-a of fig. 4.
In the figure, the position of the upper end of the main shaft,
1-puncture frame body; 11-a connecting portion; 111-a stepped bore; 112-T type guide rail; 113-a first rotation hole; 2-adjusting the positioning device; 21-a first connector; 211-thumb screw; 2111-screw; 2112-hook; 2113-U-shaped groove; 212-a slider; 2121-a threaded hole; 2122-T shaped guide groove; 2123-rotating arm; 21231-second rotating hole; 22-a second connector; 221-a second axis of rotation; 222-a third axis of rotation; 3-rotating the needle carrier assembly; 31-rotating the needle frame body; 311-a first rotation axis; 312-a third rotation hole; 32-a carriage; 321-puncture needle groove; 4-fixing device.
Detailed Description
The structure of the present invention will be explained in detail below with reference to the accompanying drawings.
As shown in fig. 1 to 5, a puncture rack provided in an embodiment of the present invention includes a puncture rack body 1 for fixing an ultrasonic B-mode probe, and an adjusting and positioning device 2 and a rotating needle rack assembly 3 disposed on the puncture rack body 1; the adjusting and positioning device 2 comprises a first connecting piece 21 and a second connecting piece 22, and the first connecting piece 21 is rotatably connected with the second connecting piece 22; wherein,
the adjusting and positioning device 2 is connected with the puncture frame body 1 through the first connecting piece 21 and connected with the rotary needle frame assembly 3 through the second connecting piece 22.
According to the puncture rack provided by the embodiment of the invention, one end of the puncture rack body 1 is provided with the connecting part 11, and the connecting part 11 is provided with the stepped hole 111 and the T-shaped guide rail 112. The connecting portion 11 is further provided with a first rotating hole 113.
The first connecting piece 21 comprises a thumb screw 211 and a sliding block 212, wherein a screw 2111 is arranged on the thumb screw 211, and a threaded hole 2121 matched with the screw 2111 is arranged on the sliding block 212.
One end of the screw 2111, which is close to the head of the thumb screw 211, is provided with a hook 2112 which is matched with the stepped hole 111, and the hook 2112 can be arranged in the stepped hole 111. One end of the screw 2111, which is close to the head of the thumb screw 211, is further provided with a U-shaped groove 2113, so that the hook 2112 on the thumb screw 211 is conveniently arranged in the stepped hole 111 of the puncture frame body 1.
The sliding block 212 is provided with a T-shaped guide slot 2122 matched with the T-shaped guide rail 112, and the T-shaped guide rail 112 can be arranged in the T-shaped guide slot 2122. A rotating arm 2123 is arranged on the sliding block 212, and a second rotating hole 21231 is arranged on the rotating arm 2123.
One end of the second connecting member 22 is provided with a second rotating shaft 221 engaged with the second rotating hole 21231, and the other end thereof is provided with a third rotating shaft 222.
According to the puncture rack provided by the embodiment of the invention, the rotating needle rack assembly 3 comprises a rotating needle rack body 31 and a sliding rack 32 which is detachably arranged on the rotating needle rack body 31; wherein, a puncture needle groove 321 is arranged on the sliding frame 32. One end of the rotating needle frame body 31 is provided with a first rotating shaft 311 matched with the first rotating hole 113, and the bottom of the rotating needle frame body 31 is further provided with a third rotating hole 312 matched with the third rotating shaft 222.
The invention provides a puncture rack, which further comprises a fixing device 4 connected with the puncture rack body 1.
The puncture rack provided by the embodiment of the invention comprises a thumb screw 211, a puncture rack body 1, a sliding block 212, a second connecting piece 22, a rotary needle rack component 3 and other components, and the working principle is as follows:
the hook 2112 of the thumb screw 211 can be matched with the stepped hole 111 of the puncture frame body 1 to fix the thumb screw 211 on the puncture frame body 1, the thumb screw 211 is provided with a screw 2111 which is matched with the threaded hole 2121 of the sliding block 212, meanwhile, the puncture frame body 1 is provided with the stepped hole 111 and two T-shaped guide rails 112, and the T-shaped guide rails 112 can be matched with the T-shaped guide grooves 2122 of the sliding block 212 to enable the sliding block 212 to slide up and down along the T-shaped guide rails 112, so that a doctor can control the sliding block 212 to slide up and down by rotating the thumb screw 211. The slider 212 is also provided with a second rotation hole 21231. The second connecting member 22 is provided with two second rotating shafts 221 and two third rotating shafts 222, and the second connecting member 22 realizes the rotation of the second connecting member 22 relative to the slider 212 and the rotating needle frame body 31 by the cooperation of the second rotating shafts 221 and the second rotating holes 21231 on the slider 212 and the cooperation of the third rotating shafts 222 and the third rotating holes 312 below the rotating needle frame body 31. Still be equipped with first rotation axis 311 on the rotatory needle frame body 31, first rotation axis 311 cooperates with the first rotatory hole 113 that is equipped with on the puncture frame body 1, can make whole rotatory needle frame assembly 3 rotatory round the first rotatory hole 113 on the puncture frame body 1, and then realizes adjusting the mesh of needle inserting angle. When the thumb screw 211 is stopped from rotating to a selected angle, the rotating needle rack assembly is self-locked at the desired angle.
The invention provides a puncture rack, which comprises the following specific use methods: when using the puncture frame, install the puncture frame on ultrasonic wave B ultrasonic probe earlier, then promote slider 212 and slide from top to bottom along the T type guide rail 112 on the puncture frame body 1 through rotating thumb screw 211, slider 212 can promote second connecting piece 22 and do two motions of going up and down and rotation at the gliding in-process from top to bottom, second connecting piece 22 in the motion and then drive rotatory needle frame subassembly 3 again and adjust the needle inserting angle round the rotatory hole 113 rotation on the puncture frame body 1, after adjusting suitable angle, stop rotating the thumb screw, rotatory needle frame subassembly 3 can the auto-lock at required angular position this moment.
The invention is not limited to the above preferred embodiments, but includes all modifications, equivalents, and simplifications that may be made by those skilled in the art without departing from the spirit of the invention.
Claims (10)
1. A puncture frame is characterized by comprising a puncture frame body (1), and an adjusting and positioning device (2) and a rotating needle frame assembly (3) which are arranged on the puncture frame body (1);
the adjusting and positioning device (2) comprises a first connecting piece (21) and a second connecting piece (22), and the first connecting piece (21) is rotatably connected with the second connecting piece (22); the first connecting piece (21) comprises a thumb screw (211) and a sliding block (212);
the adjusting and positioning device (2) is connected with the puncture frame body (1) in a sliding mode through the first connecting piece (21) and is connected with the rotary needle frame assembly (3) through the second connecting piece (22).
2. The puncture rack according to claim 1, characterized in that the puncture rack body (1) has a connecting part (11) at one end, and the connecting part (11) is provided with a stepped hole (111) and a T-shaped guide rail (112).
3. Piercing stand according to claim 2, characterized in that the connecting part (11) is further provided with a first rotation hole (113).
4. The puncture rack according to claim 3, wherein a screw (2111) is provided on the thumb screw (211), and a threaded hole (2121) matched with the screw (2111) is provided on the slider (212).
5. The puncture rack according to claim 4, wherein a hook (2112) matched with the stepped hole (111) is arranged at one end of the screw rod (2111) close to the head of the thumb screw (211), and the hook (2112) can be placed in the stepped hole (111).
6. The lancing rack of claim 5, wherein the end of the screw (2111) near the head of the thumb screw (211) is further provided with a U-shaped slot (2113).
7. The lancing frame of claim 4, wherein the slider (212) is provided with a T-shaped guide slot (2122) which is matched with the T-shaped guide rail (112), and the T-shaped guide rail (112) can be arranged in the T-shaped guide slot (2122).
8. The lancing rack of claim 4, wherein the slider (212) is provided with a rotating arm (2123), and the rotating arm (2123) is provided with a second rotating hole (21231).
9. The rack of claim 8, wherein the second link (22) has a second rotation shaft (221) fitted into the second rotation hole (21231) at one end and a third rotation shaft (222) at the other end.
10. The rack of claim 9, characterized in that the rotating rack assembly (3) has a first rotating shaft (311) at one end for matching with the first rotating hole (113), and a third rotating hole (312) at the bottom for matching with the third rotating shaft (222).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610394007.5A CN105943130B (en) | 2016-06-03 | 2016-06-03 | A kind of puncture supporter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610394007.5A CN105943130B (en) | 2016-06-03 | 2016-06-03 | A kind of puncture supporter |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105943130A CN105943130A (en) | 2016-09-21 |
| CN105943130B true CN105943130B (en) | 2019-02-22 |
Family
ID=56907948
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610394007.5A Active CN105943130B (en) | 2016-06-03 | 2016-06-03 | A kind of puncture supporter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105943130B (en) |
Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2017206166A1 (en) * | 2016-06-03 | 2017-12-07 | 王沁 | Puncturing frame |
| CN107149493B (en) * | 2017-06-06 | 2023-11-14 | 张金霞 | Blunt needle puncture measuring instrument |
| CN107582150A (en) * | 2017-10-18 | 2018-01-16 | 苏州市立普医疗科技有限公司 | Puncture supporter and the adjustment block being applied thereon |
| CN111434315B (en) * | 2019-01-15 | 2021-04-13 | 北京理工大学 | Puncture angle adjusting device and puncture auxiliary robot |
| CN110025854B (en) * | 2019-04-16 | 2021-09-24 | 京东方科技集团股份有限公司 | Needle extraction device, monitoring system and method |
| CN109938813B (en) * | 2019-04-25 | 2024-08-27 | 遵义医学院附属医院 | Accurate targeting puncture fine tuning auxiliary device |
| CN112568981A (en) * | 2020-12-18 | 2021-03-30 | 苏州市立普医疗科技有限公司 | Puncture frame and anti-lock buckle |
| CN113274063B (en) * | 2021-06-03 | 2025-02-14 | 苏州市立普医疗科技有限公司 | Needle slot plate and puncture device |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4841967A (en) * | 1984-01-30 | 1989-06-27 | Chang Ming Z | Positioning device for percutaneous needle insertion |
| CN201595935U (en) * | 2010-02-10 | 2010-10-06 | 林少华 | Puncture locating device |
| CN203263506U (en) * | 2013-05-24 | 2013-11-06 | 深圳市经方医疗器械有限公司 | Puncture frame |
| CN203861358U (en) * | 2014-05-29 | 2014-10-08 | 宋西正 | Cervical vertebra minimally invasive puncture positioning frame |
| CN105455883A (en) * | 2015-12-18 | 2016-04-06 | 苏州市立普医疗科技有限公司 | Puncture frame |
| CN205913379U (en) * | 2016-06-03 | 2017-02-01 | 苏州市立普医疗科技有限公司 | Puncture rack |
-
2016
- 2016-06-03 CN CN201610394007.5A patent/CN105943130B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4841967A (en) * | 1984-01-30 | 1989-06-27 | Chang Ming Z | Positioning device for percutaneous needle insertion |
| CN201595935U (en) * | 2010-02-10 | 2010-10-06 | 林少华 | Puncture locating device |
| CN203263506U (en) * | 2013-05-24 | 2013-11-06 | 深圳市经方医疗器械有限公司 | Puncture frame |
| CN203861358U (en) * | 2014-05-29 | 2014-10-08 | 宋西正 | Cervical vertebra minimally invasive puncture positioning frame |
| CN105455883A (en) * | 2015-12-18 | 2016-04-06 | 苏州市立普医疗科技有限公司 | Puncture frame |
| CN205913379U (en) * | 2016-06-03 | 2017-02-01 | 苏州市立普医疗科技有限公司 | Puncture rack |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105943130A (en) | 2016-09-21 |
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