CN203506844U - Improved CT-guide lung puncture positioning instrument - Google Patents
Improved CT-guide lung puncture positioning instrument Download PDFInfo
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- CN203506844U CN203506844U CN201320564713.1U CN201320564713U CN203506844U CN 203506844 U CN203506844 U CN 203506844U CN 201320564713 U CN201320564713 U CN 201320564713U CN 203506844 U CN203506844 U CN 203506844U
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- support
- bracket
- hole
- slide rail
- positioning instrument
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Abstract
The utility model discloses an improved CT-guide lung puncture positioning instrument. The improved CT-guide lung puncture positioning instrument structurally comprises a bed board; the two sides of the bed board are provided with a first sliding rail; the first sliding rail is provided with a rectangular first bracket which is provided with a second sliding rail; the second sliding rail is provided with a second bracket which is provided with a semi-circular third bracket; the two ends of the third bracket are movably arranged on the second bracket; the third bracket is provided with a third sliding rail which is provided with a base; the base is provided with a first through hole and connected with a clamping mechanism through a first elastic element; the outer side of the clamping mechanism is provided with a fender bracket; the first bracket, the second bracket, the third bracket and the base are respectively provided with a first locking device; the fender bracket is provided with a second locking device. According to the improved CT-guide lung puncture positioning instrument, the defects in the prior art can be overcome, the puncture application range of the positioning instrument is enlarged, and the problem that a relative displacement happens between a puncture needle and a nidus part is avoided.
Description
Technical field
This utility model relates to a kind of medical apparatus and instruments, especially a kind of improved CT guided lung puncture positioning instrument.
Background technology
Many pulmonarys Minimally Invasive Surgery uses the mode of CT guided puncture to carry out present stage, reduced the probability of happening of pneumothorax, the multiple complications such as hemorrhage.In prior art, Chinese patent literature CN102090932B has recorded a kind of guided lung puncture positioning instrument, can be in three-dimensional fix flexible positioning.But the location area of this technology is little, and in piercing process, because the breathing of patient's chest rises and falls, puncture needle easily with lesions position generation relative displacement.
Utility model content
The technical problems to be solved in the utility model is to provide a kind of improved CT guided lung puncture positioning instrument, can solve the deficiencies in the prior art, has expanded the puncture scope of application of position finder, and has avoided puncture needle and lesions position to produce the problem of relative displacement.
For solving the problems of the technologies described above, technical solution adopted in the utility model is as follows.
A kind of improved CT guided lung puncture positioning instrument, structure comprises bed board, bed board both sides are provided with the first slide rail, on the first slide rail, be provided with the first support of rectangle, on the first support, be provided with the second slide rail, on the second slide rail, be provided with the second support, on the second support, be provided with semicircular the 3rd support, the two ends of the 3rd support are movably arranged on the second support, on the 3rd support, be provided with the 3rd slide rail, on the 3rd slide rail, be provided with base, on base, be provided with the first through hole, base is connected with Jia Chi mechanism by the first flexible member, the arranged outside of Jia Chi mechanism has fender bracket, fender bracket bottom is provided with location-plate, on location-plate, be provided with the second through hole, the circle center line connecting of the first through hole and the second through hole is perpendicular to the first through hole and the second through hole, the first support, the second support, the 3rd support, on base, be respectively arranged with the first lock device, on fender bracket, be provided with the second lock device, the structure of Jia Chi mechanism comprises connection annulus and three curved booms, curved boom is connected to and is connected on annulus by the second flexible member, the end of curved boom is provided with roller.
As preferably, described the first flexible member and the second flexible member are spring.
As preferably, the lower surface of described location-plate is provided with rubber blanket.
The beneficial effect that adopts technique scheme to bring is: the first support of the present utility model can slide in the first slide rail, can cover the above-below direction of patient's chest completely, the second support slides in the second slide rail, the direction that glide direction and the first support slide is orthogonal, can cover the left and right directions of patient's chest completely.By the cooperation of the first support and the second support, the gamut of patient's chest is completely covered.Patient lies on bed board and can puncture, and without considering concrete puncture position, adjusts the position that couches.By rotation and the slip of base on the 3rd slide rail of the 3rd support, can form a hemisphere face puncture space, puncture needle can be punctured with arbitrarily angled.Whole Jia Chi mechanism and fender bracket are fixed on the first flexible member, and puncture needle is fixed by Jia Chi mechanism.While puncturing; the location-plate of fender bracket contacts with the skin of puncture position; the second through-hole alignment point of puncture; puncture needle punctures by the first through hole and the second through hole; three curved booms add and fasten puncture needle; by the slip of roller, puncture needle can carry out upper and lower slip, there will not be side rocking.By fixing of the second lock device; puncture needle can be fixed together with fender bracket; when patient's chest is owing to breathing dipping and heaving; fender bracket He Jiachi mechanism can compress and discharge the first flexible member along with the fluctuating of patient's chest; carry out synchronous action; this has just kept the relative static of puncture needle and patient's lesions position, has reduced the additional injury to patient, has accelerated the speed of puncture.The rubber blanket of the lower surface setting of location-plate can increase the frictional force of location-plate and skin, avoids location-plate and skin to produce relative sliding.And the design of base reduced one with the perpendicular support of the 3rd support, simplified equipment formation, for larger field range is provided in piercing process.The curved boom that is provided with the second flexible member can adapt to the puncture needle of different tube diameters, while using the puncture needle of different tube diameters, has removed from the time of changing fixture, practical.
Accompanying drawing explanation
Fig. 1 is the schematic diagram of a specific embodiment of this utility model.
Fig. 2 is the schematic diagram of specific embodiment Zhong Jiachi mechanism of this utility model and fender bracket part.
In figure: 1, bed board; 2, the first slide rail; 3, the first support; 4, the second slide rail; 5, the second support; 6, the 3rd support; 7, the 3rd slide rail; 8, base; 9, the first through hole; 10, the first flexible member; 11, Jia Chi mechanism; 12, fender bracket; 13, location-plate; 14, the second through hole; 15, the first lock device; 16, connect annulus; 17, curved boom; 18, the second flexible member; 19, roller; 20, the second lock device; 21, rubber blanket.
The specific embodiment
With reference to Fig. 1-2, structure of the present utility model comprises bed board 1, bed board 1 both sides are provided with the first slide rail 2, on the first slide rail 2, be provided with the first support 3 of rectangle, on the first support 3, be provided with the second slide rail 4, on the second slide rail 4, be provided with the second support 5, on the second support 5, be provided with semicircular the 3rd support 6, the two ends of the 3rd support 6 are movably arranged on the second support 5, on the 3rd support 6, be provided with the 3rd slide rail 7, on the 3rd slide rail 7, be provided with base 8, on base 8, be provided with the first through hole 9, base 8 is connected with Jia Chi mechanism 11 by the first flexible member 10, the arranged outside of Jia Chi mechanism 11 has fender bracket 12, fender bracket 12 bottoms are provided with location-plate 13, on location-plate, be provided with the second through hole 14, the circle center line connecting of the first through hole 9 and the second through hole 14 is perpendicular to the first through hole 9 and the second through hole 14, the first support 3, the second support 5, the 3rd support 6, on base 8, be respectively arranged with the first lock device 15, on fender bracket 12, be provided with the second lock device 20, the structure of Jia Chi mechanism 11 comprises connection annulus 16 and three curved booms 17, curved boom 17 is connected to and is connected on annulus 16 by the second flexible member 18, the end of curved boom 17 is provided with roller 19.
It should be noted that described the first flexible member 10 and the second flexible member 18 are spring.
In addition, the lower surface of described location-plate 13 is provided with rubber blanket 21.
Operation principle of the present utility model is: the first support 3 of the present utility model can slide in the first slide rail 2, can cover the above-below direction of patient's chest completely, the second support 5 slides in the second slide rail 4, the direction that glide direction and the first support 3 slide is orthogonal, can cover the left and right directions of patient's chest completely.By the cooperation of the first support 3 and the second support 5, the gamut of patient's chest is completely covered.By rotation and the slip of base 8 on the 3rd slide rail 7 of the 3rd support 6, can form a hemisphere face puncture space, puncture needle can be punctured with arbitrarily angled.Whole Jia Chi mechanism 11 and fender bracket 12 are fixed on the first flexible member 10, and puncture needle is fixing by Jia Chi mechanism 11.While puncturing; the location-plate 13 of fender bracket 12 contacts with the skin of puncture position; the second through hole 14 is aimed at point of puncture; puncture needle punctures by the first through hole 9 and the second through hole 14; 17 pairs of puncture needles of three curved booms add and fasten; by the slip of roller 19, puncture needle can carry out upper and lower slip, there will not be side rocking.By fixing of the second lock device 20; puncture needle can be fixed together with fender bracket 12; when patient's chest is owing to breathing dipping and heaving; fender bracket 12He Jiachi mechanism 11 can be along with the fluctuating of patient's chest is compressed and discharged the first flexible member 10; carry out synchronous action; this has just kept the relative static of puncture needle and patient's lesions position, has reduced the additional injury to patient, has accelerated the speed of puncture.The rubber blanket 21 of the lower surface setting of location-plate 13 can increase the frictional force of location-plate 13 and skin, avoids location-plate 13 and skin to produce relative sliding.And the design of base 8 reduced one with the perpendicular support of the 3rd support 6, simplified equipment formation, for larger field range is provided in piercing process.The curved boom 17 that is provided with the second flexible member 18 can adapt to the puncture needle of different tube diameters, while using the puncture needle of different tube diameters, has removed from the time of changing fixture, practical.
More than show and described ultimate principle of the present utility model and principal character and advantage of the present utility model.The technical staff of the industry should understand; this utility model is not restricted to the described embodiments; that in above-described embodiment and description, describes just illustrates principle of the present utility model; do not departing under the prerequisite of this utility model spirit and scope; this utility model also has various changes and modifications, and these changes and improvements all fall within the scope of claimed this utility model.The claimed scope of this utility model is defined by appending claims and equivalent thereof.
Claims (3)
1. an improved CT guided lung puncture positioning instrument, it is characterized in that: structure comprises bed board (1), bed board (1) both sides are provided with the first slide rail (2), on the first slide rail (2), be provided with first support (3) of rectangle, on the first support (3), be provided with the second slide rail (4), on the second slide rail (4), be provided with the second support (5), on the second support (5), be provided with semicircular the 3rd support (6), the two ends of the 3rd support (6) are movably arranged on the second support (5), on the 3rd support (6), be provided with the 3rd slide rail (7), on the 3rd slide rail (7), be provided with base (8), on base (8), be provided with the first through hole (9), base (8) is connected with Jia Chi mechanism (11) by the first flexible member (10), the arranged outside of Jia Chi mechanism (11) has fender bracket (12), fender bracket (12) bottom is provided with location-plate (13), on location-plate, be provided with the second through hole (14), the circle center line connecting of the first through hole (9) and the second through hole (14) is perpendicular to the first through hole (9) and the second through hole (14), the first support (3), the second support (5), the 3rd support (6), on base (8), be respectively arranged with the first lock device (15), on fender bracket (12), be provided with the second lock device (20), the structure of Jia Chi mechanism (11) comprises connection annulus (16) and three curved booms (17), curved boom (17) is connected to and is connected on annulus (16) by the second flexible member (18), the end of curved boom (17) is provided with roller (19).
2. improved CT guided lung puncture positioning instrument according to claim 1, is characterized in that: described the first flexible member (10) and the second flexible member (18) are spring.
3. improved CT guided lung puncture positioning instrument according to claim 1, is characterized in that: the lower surface of described location-plate (13) is provided with rubber blanket (21).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320564713.1U CN203506844U (en) | 2013-09-12 | 2013-09-12 | Improved CT-guide lung puncture positioning instrument |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320564713.1U CN203506844U (en) | 2013-09-12 | 2013-09-12 | Improved CT-guide lung puncture positioning instrument |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203506844U true CN203506844U (en) | 2014-04-02 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320564713.1U Expired - Fee Related CN203506844U (en) | 2013-09-12 | 2013-09-12 | Improved CT-guide lung puncture positioning instrument |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203506844U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105943169A (en) * | 2016-04-19 | 2016-09-21 | 上海市肺科医院 | 3D-printed in-vitro assistant positioning device for lung mass and preparation method for same |
| CN105982720A (en) * | 2015-03-05 | 2016-10-05 | 赵江民 | Multifunctional puncture instrument |
-
2013
- 2013-09-12 CN CN201320564713.1U patent/CN203506844U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105982720A (en) * | 2015-03-05 | 2016-10-05 | 赵江民 | Multifunctional puncture instrument |
| CN105982720B (en) * | 2015-03-05 | 2019-01-01 | 赵江民 | Multifunction puncture instrument |
| CN105943169A (en) * | 2016-04-19 | 2016-09-21 | 上海市肺科医院 | 3D-printed in-vitro assistant positioning device for lung mass and preparation method for same |
| CN105943169B (en) * | 2016-04-19 | 2018-11-23 | 上海市肺科医院 | A kind of external auxiliary locator of the pulmonary masses of 3D printing and preparation method thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140402 Termination date: 20140912 |
|
| EXPY | Termination of patent right or utility model |