CN107789041B - Spinal puncture needle insertion mechanism - Google Patents
Spinal puncture needle insertion mechanism Download PDFInfo
- Publication number
- CN107789041B CN107789041B CN201711045677.7A CN201711045677A CN107789041B CN 107789041 B CN107789041 B CN 107789041B CN 201711045677 A CN201711045677 A CN 201711045677A CN 107789041 B CN107789041 B CN 107789041B
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- CN
- China
- Prior art keywords
- supporting
- puncture needle
- sensor support
- groove
- support seat
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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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Links
- 238000003780 insertion Methods 0.000 title claims description 8
- 230000037431 insertion Effects 0.000 title claims description 8
- 229910000831 Steel Inorganic materials 0.000 claims description 23
- 239000010959 steel Substances 0.000 claims description 23
- 238000001125 extrusion Methods 0.000 claims description 3
- 238000004804 winding Methods 0.000 claims description 3
- 238000001514 detection method Methods 0.000 claims description 2
- 230000035515 penetration Effects 0.000 claims 1
- 238000000034 method Methods 0.000 description 4
- 238000009593 lumbar puncture Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 238000005096 rolling process Methods 0.000 description 2
- 210000003484 anatomy Anatomy 0.000 description 1
- 238000003745 diagnosis Methods 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 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, 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
- A61B17/34—Trocars; Puncturing needles
-
- 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
- A61B17/3472—Trocars; Puncturing needles for bones, e.g. intraosseus injections
-
- 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
Abstract
The invention provides a spinal puncture needle inserting mechanism, which relates to the field of medical equipment and comprises a supporting part, a driving part, a puncture needle (12), a guiding part, a detecting part and a steering part, wherein the driving part is arranged on the supporting part, the puncture needle (12) is driven by the driving part under the guidance of the guiding part, the puncture needle (12) can be controlled by the steering part to change direction, and the detecting part can detect the position of the puncture needle (12). The invention has simple structure, light weight and convenient use and disassembly.
Description
Technical Field
The invention relates to the technical field of medical appliances, in particular to a spinal puncture needle insertion mechanism.
Background
Spinal puncture is one of the commonly used examination methods in neurology, can be used for diagnosis and treatment, and has simple and easy operation and relatively safe operation. To perform this procedure safely and effectively, the physician needs to know contraindications of lumbar puncture, the associated anatomy and the method of minimizing the risk of complications. Knowing the indication, contraindication and correct method of operation of lumbar puncture minimizes the incidence of risk.
Although the lumbar puncture is rarely dangerous, once it occurs, it can be serious and even potentially life threatening to the patient. However, if the operation is improper, the patient is aggravated by the lighter person, the patient is even endangered by the heavier person, and at present, the doctor mainly completes the spinal puncture manually, so that the requirement on the doctor's ability is high, and even the doctor with abundant experience can generate errors only by touching the hand.
Disclosure of Invention
In view of the above-mentioned drawbacks of the prior art, the present invention is to provide a spinal puncture needle mechanism that can be mechanically positioned, is simple and easy to use.
The invention provides a spinal puncture needle inserting mechanism which comprises a supporting part, a driving part, a puncture needle, a guiding part, a detecting part and a steering part, wherein the driving part is arranged on the supporting part, the puncture needle is driven by the driving part under the guidance of the guiding part, the puncture needle can be controlled by the steering part to change direction, and the detecting part can detect the position of the puncture needle.
Further, the supporting part comprises a bottom plate, a first supporting plate and a second supporting plate, a first groove is formed in the first end of the bottom plate, the first supporting plate and the second supporting plate are arranged in the first groove, and rolling bearings are arranged in the first supporting plate and the second supporting plate.
Further, the supporting part further comprises a supporting seat, a second groove is formed in the second end of the bottom plate, the supporting seat penetrates through the second groove to be fixedly arranged on the bottom plate, the linear guide rail is fixed on the bottom plate, and the sliding block is slidably fixed on the linear guide rail.
Further, the supporting seat is provided with a through hole, the second stepped shaft is in interference fit with the supporting seat, the steering part comprises a steering wheel, and the steering wheel is in interference fit with the second stepped shaft.
Further, the supporting seat upper cover is connected with the supporting seat through a hasp and a hinge, a first semicircular groove is formed in the supporting seat, and the rubber sleeve is arranged in the first semicircular groove.
Further, the guide portion includes a reel and a first stepped shaft provided between the first support plate and the second support plate, the reel and the first stepped shaft being connected by a flat key.
Further, the detection part comprises a sensor supporting seat, a sensor, a sliding block, a hasp, a hinge and a sensor supporting seat upper cover, wherein the sensor supporting seat is fixedly connected with the sliding block, the sensor is fixedly arranged on the sensor supporting seat, and the sensor supporting seat upper cover is connected with the sensor supporting seat through the hasp and the hinge.
Further, a second semicircular groove is formed in the upper portion of the sensor support seat, a rubber sleeve is arranged in the second semicircular groove, a hole is formed in the center of the rubber sleeve, a puncture needle penetrates through the hole, the rubber sleeve deforms under the extrusion of the sensor support seat and the upper cover of the sensor support seat to generate pretightening force on the puncture needle, a through hole is formed in the lower portion of the sensor support seat, and a steel wire penetrates through the through hole.
Further, the steel wires are respectively wound in two wire grooves of the reel in opposite winding directions, the steel wire of one side wire groove of the reel passes through the through hole below the sensor support seat, the steel wires on two sides of the through hole are provided with nodes, so that the sensor support seat is fixedly connected with the steel wire, and the steel wire is connected with the steel wire of the other side wire groove of the reel through steering wheel direction change.
Further, the drive portion includes L template, goes up piece, servo motor and side piece, L template is equipped with the arc recess, clothes motor is arranged in the arc recess, go up the piece with side piece with L template fixed connection, servo motor and flange fixed connection, flange and first step shaft fixed connection.
Compared with the prior art, the invention has the following advantages:
1. the first support plate and the second support plate of the support part are arranged in the grooves on the bottom plate, so that the support part is convenient to detach;
2. the rubber sleeve is arranged in the first semicircular groove and the second semicircular groove, the center of the rubber sleeve is provided with the hole, the puncture needle passes through the hole, and the arrangement can pre-tighten the puncture needle, so that the control precision is higher;
3. according to the invention, the steering wheel control mechanism steers, and the steel wire corresponding to the steering wheel is provided with the node, so that quantitative control is facilitated;
in summary, the invention provides a spinal puncture needle mechanism which can be mechanically positioned, is simple and easy to use and is easy to detach.
The conception, specific structure, and technical effects of the present invention will be further described with reference to the accompanying drawings to fully understand the objects, features, and effects of the present invention.
Drawings
FIG. 1 is a front view of a spinal needle insertion mechanism of the present invention;
FIG. 2 is a top view of a spinal needle insertion mechanism of the present invention;
FIG. 3 is a left side view of a spinal needle insertion mechanism of the present invention;
the device comprises a 1-reel, a 2-first supporting plate, a 3-second supporting plate, a 4-sensor supporting seat, a 5-sensor, a 6-sliding block, a 7-hasp, an 8-hinge, a 9-sensor supporting seat upper cover, a 10-linear guide rail, a 11-bottom plate, a 12-puncture needle, a 13-L-shaped plate, a 14-upper block, a 15-servo motor, a 16-side block, a 17-supporting seat upper cover, a 18-rubber sleeve, a 19-supporting seat, a 20-second step shaft, a 21-steering wheel, a 22-flange, a 23-first step shaft and a 24-steel wire.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and specific examples, which are illustrative of the present invention and the present invention is not limited to the following examples.
As shown in fig. 1, the spinal puncture needle insertion mechanism is characterized by comprising a supporting part, a driving part, a puncture needle 12, a guiding part, a detecting part and a steering part, wherein the driving part is arranged on the supporting part, the puncture needle 12 is driven by the driving part under the guidance of the guiding part, the puncture needle 12 can be controlled to change direction by the steering part, and the detecting part can detect the position of the puncture needle 12. The supporting part comprises a bottom plate 11, a first supporting plate 2, a second supporting plate 3 and a supporting seat 19, a first groove is formed in the first end of the bottom plate 11, the first supporting plate 2 and the second supporting plate 3 are arranged in the first groove, and rolling bearings are arranged in the first supporting plate 2 and the second supporting plate 3.
As shown in fig. 1 and 3, a second groove is formed at a second end of the bottom plate 11, a supporting seat 19 passes through the second groove to be fixedly arranged on the bottom plate 11, a linear guide rail 10 is fixed on the bottom plate 11, a sliding block 6 is slidably fixed on the linear guide rail 10, the supporting seat 19 is provided with a through hole, a second stepped shaft 20 is in interference fit with the supporting seat 19, a steering part comprises a steering wheel 21, and the steering wheel 21 is in interference fit with the second stepped shaft 20. The upper cover 17 of the supporting seat is connected with the supporting seat 19 through the hasp 7 and the hinge 8, a first semicircular groove is arranged in the supporting seat 19, and the rubber sleeve 18 is arranged in the first semicircular groove.
As shown in fig. 1, the guide portion includes a reel 1 and a first stepped shaft 23, the first stepped shaft 23 being disposed between the first support plate 2 and the second support plate 3, the reel 1 and the first stepped shaft 23 being connected by a flat key.
As shown in fig. 1 and 2, the detecting portion includes a sensor support seat 4, a sensor 5, a slider 6, a buckle 7, a hinge 8, and a sensor support seat upper cover 9, the sensor support seat 4 is fixedly connected with the slider 6, the sensor 5 is fixedly disposed on the sensor support seat 4, and the sensor support seat upper cover 9 is connected with the sensor support seat 4 through the buckle 7 and the hinge 8.
As shown in fig. 1-3, a second semicircular groove is arranged above the sensor support seat 4, a rubber sleeve 18 is arranged in the second semicircular groove, a hole is arranged in the center of the rubber sleeve 18, a puncture needle 12 penetrates through the hole, the rubber sleeve 18 deforms under the extrusion of the sensor support seat 4 and the upper cover 9 of the sensor support seat, a pretightening force is generated on the puncture needle 12, a through hole is formed below the sensor support seat 4, and a steel wire 24 penetrates through the through hole. The steel wires 24 are respectively wound in two wire grooves of the reel 1 in opposite winding directions, the steel wire 24 of the wire groove on one side of the reel 1 passes through a through hole below the sensor support seat 4, the steel wires 24 on two sides of the through hole are provided with nodes, the sensor support seat 4 is fixedly connected with the steel wire 24, and the steel wire 24 is connected with the steel wire of the wire groove on the other side of the reel 1 by changing the direction of the steering wheel 21.
As shown in fig. 1, the driving part comprises an L-shaped plate 13, an upper block 14, a servo motor 15 and a side block 16, wherein the L-shaped plate 13 is provided with an arc-shaped groove, the servo motor 15 is arranged in the arc-shaped groove, the upper block 14 and the side block 16 are fixedly connected with the L-shaped plate 13, the servo motor 15 is fixedly connected with a flange 22, and the flange 22 is fixedly connected with a first stepped shaft 23.
The foregoing describes in detail preferred embodiments of the present invention. It should be understood that numerous modifications and variations can be made in accordance with the concepts of the invention by one of ordinary skill in the art without undue burden. Therefore, all technical solutions which can be obtained by logic analysis, reasoning or limited experiments based on the prior art by the person skilled in the art according to the inventive concept shall be within the scope of protection defined by the claims.
Claims (2)
1. A spinal puncture needle insertion mechanism, which is characterized by comprising a supporting part, a driving part, a puncture needle (12), a guiding part, a detecting part and a steering part, wherein the driving part is arranged on the supporting part, the puncture needle (12) is driven by the driving part under the guidance of the guiding part, the puncture needle (12) can be controlled to change direction by the steering part, and the detecting part can detect the position of the puncture needle (12); the supporting part comprises a bottom plate (11), a first supporting plate (2) and a second supporting plate (3), a first groove is formed in the first end of the bottom plate (11), and the first supporting plate (2) and the second supporting plate (3) are arranged in the first groove; the supporting part further comprises a supporting seat (19), a second groove is formed in the second end of the bottom plate (11), the supporting seat (19) penetrates through the second groove to be fixedly arranged on the bottom plate (11), the linear guide rail (10) is fixed on the bottom plate (11), and the sliding block (6) is slidably fixed on the linear guide rail (10); the supporting seat (19) is provided with a through hole, the second stepped shaft (20) is in interference fit with the supporting seat (19), the steering part comprises a steering wheel (21), and the steering wheel (21) is in interference fit with the second stepped shaft (20); the upper cover (17) of the supporting seat is connected with the supporting seat (19) through a hasp (7) and a hinge (8), a first semicircular groove is formed in the supporting seat (19), and a rubber sleeve (18) is arranged in the first semicircular groove; the guide part comprises a reel (1) and a first stepped shaft (23), wherein the first stepped shaft (23) is arranged between a first supporting plate (2) and a second supporting plate (3), and the reel (1) is connected with the first stepped shaft (23) through a flat key; the detection part comprises a sensor support seat (4), a sensor (5), a sliding block (6), a hasp (7), a hinge (8) and a sensor support seat upper cover (9), wherein the sensor support seat (4) is fixedly connected with the sliding block (6), the sensor (5) is fixedly arranged on the sensor support seat (4), and the sensor support seat upper cover (9) is connected with the sensor support seat (4) through the hasp (7) and the hinge (8); a second semicircular groove is formed above the sensor support seat (4), a rubber sleeve (18) is arranged in the second semicircular groove, a hole is formed in the center of the rubber sleeve (18), the puncture needle (12) penetrates through the hole, the rubber sleeve (18) deforms under the extrusion of the sensor support seat (4) and the sensor support seat upper cover (9) to generate pretightening force on the puncture needle (12), a through hole is formed below the sensor support seat (4), and a steel wire (24) penetrates through the through hole; the steel wires (24) are respectively wound in two wire grooves of the reel (1) according to opposite winding directions, the steel wires (24) of one side wire groove of the reel (1) penetrate through the through holes below the sensor support base (4), the steel wires (24) on two sides of the through holes are provided with nodes, the sensor support base (4) is fixedly connected with the steel wires (24), and the steel wires (24) are connected with the steel wires of the other side wire groove of the reel (1) through steering wheels (21) in a direction changing mode.
2. The spinal needle penetration mechanism according to claim 1, wherein the driving part comprises an L-shaped plate (13), an upper block (14), a servo motor (15) and a side block (16), wherein the L-shaped plate (13) is provided with an arc-shaped groove, the servo motor (15) is arranged in the arc-shaped groove, the upper block (14) and the side block (16) are fixedly connected with the L-shaped plate (13), the servo motor (15) is fixedly connected with a flange (22), and the flange (22) is fixedly connected with a first stepped shaft (23).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711045677.7A CN107789041B (en) | 2017-10-31 | 2017-10-31 | Spinal puncture needle insertion mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711045677.7A CN107789041B (en) | 2017-10-31 | 2017-10-31 | Spinal puncture needle insertion mechanism |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107789041A CN107789041A (en) | 2018-03-13 |
| CN107789041B true CN107789041B (en) | 2024-03-19 |
Family
ID=61547752
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711045677.7A Active CN107789041B (en) | 2017-10-31 | 2017-10-31 | Spinal puncture needle insertion mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107789041B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109620366A (en) * | 2019-01-15 | 2019-04-16 | 上海精劢医疗科技有限公司 | A kind of self-navigation lancing system and control method |
| CN109620365A (en) * | 2019-01-15 | 2019-04-16 | 上海精劢医疗科技有限公司 | A kind of navigation puncture system and control method |
| CN109875660B (en) * | 2019-03-07 | 2020-10-16 | 北京贝麦克斯科技有限公司 | End effector and operation method |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201930077U (en) * | 2011-01-06 | 2011-08-17 | 昆山市工业技术研究院有限责任公司 | Puncture needle positioning mechanism |
| CN203425000U (en) * | 2013-07-29 | 2014-02-12 | 深圳市经方医疗器械有限公司 | Puncture needle guiding device and puncture frame |
| CN105232093A (en) * | 2014-11-07 | 2016-01-13 | 伊达医疗器材科技股份有限公司 | Method and apparatus for detecting positioning of medical needle using pressure and puncture needle set |
| CN105395240A (en) * | 2015-11-18 | 2016-03-16 | 山东科技大学 | Prostate living tissue puncture robot |
| CN106137342A (en) * | 2016-08-08 | 2016-11-23 | 哈尔滨理工大学 | A kind of supersonic vibration punctures soft tissue device and method |
| CN208741093U (en) * | 2017-10-31 | 2019-04-16 | 嘉兴复尔机器人有限公司 | A kind of spinal puncture needling mechanism |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101808586B (en) * | 2007-09-26 | 2011-11-09 | 铃木裕 | Medical instrument |
| 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 |
-
2017
- 2017-10-31 CN CN201711045677.7A patent/CN107789041B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201930077U (en) * | 2011-01-06 | 2011-08-17 | 昆山市工业技术研究院有限责任公司 | Puncture needle positioning mechanism |
| CN203425000U (en) * | 2013-07-29 | 2014-02-12 | 深圳市经方医疗器械有限公司 | Puncture needle guiding device and puncture frame |
| CN105232093A (en) * | 2014-11-07 | 2016-01-13 | 伊达医疗器材科技股份有限公司 | Method and apparatus for detecting positioning of medical needle using pressure and puncture needle set |
| CN105395240A (en) * | 2015-11-18 | 2016-03-16 | 山东科技大学 | Prostate living tissue puncture robot |
| CN106137342A (en) * | 2016-08-08 | 2016-11-23 | 哈尔滨理工大学 | A kind of supersonic vibration punctures soft tissue device and method |
| CN208741093U (en) * | 2017-10-31 | 2019-04-16 | 嘉兴复尔机器人有限公司 | A kind of spinal puncture needling mechanism |
Also Published As
| Publication number | Publication date |
|---|---|
| CN107789041A (en) | 2018-03-13 |
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