CN103654872A - Reusable self-synchronizing negative pressure type biopsy sampling device - Google Patents
Reusable self-synchronizing negative pressure type biopsy sampling device Download PDFInfo
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- CN103654872A CN103654872A CN201210350900.XA CN201210350900A CN103654872A CN 103654872 A CN103654872 A CN 103654872A CN 201210350900 A CN201210350900 A CN 201210350900A CN 103654872 A CN103654872 A CN 103654872A
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- connecting rod
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Abstract
The invention discloses a reusable self-synchronizing negative pressure type biopsy sampling device. The reusable self-synchronizing negative pressure type biopsy sampling device comprises a piston barrel, a springback rotary knob and a switch; an inner chamber of the piston barrel is sleeved onto a piston rod; a piston spring is arranged between the piston barrel and the piston rod; a rubber ring is arranged at the head of the piston rod; the piston rod is connected with a springback holder through a screw; a springback spring is arranged between the springback holder and an outer casing; the springback rotary knob is connected with a springback connecting rod through a springback rotary shaft; the springback connecting rod is fixed on the outer casing through the springback connecting rod rotary shaft; the switch is connected with a triggering connecting rod through a switch rotary shaft; the trigger connecting rod is fixed on the outer casing through a trigger connecting rod rotary shaft. The reusable self-synchronizing negative pressure type biopsy sampling device has the advantages of being short in dwell time inside a human body, small in patient pain, small in wound and complete in sampling, enabling a biopsy device to be used repeatedly, being free of sterilization, only enabling puncture needles to be replaced, being convenient to operate and saving time.
Description
Technical field
The present invention relates to a kind of biopsy sampling field, be specifically related to a kind of reusable automatic synchronous negative-pressure formula sampling device for biopsy.
Background technology
At present, the method that the domestic aspiration biopsy operation of carrying out adopts has two kinds, a kind of cell taking gun (as the patent No. 200720024214.8 and 200920121078.3) that adopts cutting type, and another kind is the cell taking gun (as the patent No. 97247829.9) that adopts negative-pressure type.The former main problem be cutting type sampling to patient's wound large than negative-pressure type.The problem that the latter exists is, operation inconvenience, enters after human body at puncture needle, also needs to be undertaken by removing pin next step sampling action, the requirement higher to having of operator, and it is long that puncture needle enters time of human body.
Summary of the invention
The object of the invention is to overcome the above problem that prior art exists, a kind of reusable automatic synchronous negative-pressure formula sampling device for biopsy is provided, the present invention is short in the time of staying of human body, Principle of Pain sense is few, and wound is little, it is complete to sample, and biopsy device can be repeatedly used, and without sterilization, only need to change puncture needle, easy to operate saving time.
For realizing above-mentioned technical purpose, reach above-mentioned technique effect, the present invention is achieved through the following technical solutions:
Reusable automatic synchronous negative-pressure formula sampling device for biopsy, comprise piston cylinder, resilience knob, switch, described piston cylinder inner chamber is enclosed within on piston rod, between described piston cylinder and described piston rod, be provided with piston spring, described piston rod head is provided with groove, and be provided with rubber ring, described piston rod head is also provided with puncture needle base, puncture needle inner core and puncture needle tubing, described piston rod is connected with resilience retainer by screw, between described resilience retainer and shell, be provided with rebound spring, described resilience knob is connected with resilience connecting rod by the rotating shaft of resilience knob, described resilience connecting rod connection is fixed on shell by the rotating shaft of resilience connecting rod, described switch is connected with triggering connecting rod by switch rotating shaft, described triggering connecting rod is fixed on shell by triggering connecting rod rotating shaft.
Further, one end of described triggering connecting rod is hook-shaped.
Further, described piston cylinder is provided with protruding end in the one side of described triggering connecting rod.
The invention has the beneficial effects as follows:
1) reusable, and without main frame is carried out disinfection.Only need more transducer set puncture needle (comprising puncture needle tubing, puncture needle inner core and puncture needle base).
2) when puncturing, synchronize and produce with negative pressure.Negative pressure is constant, therefore organizing of extracting is complete evenly, not can because of artificial negative pressure too early, excessively late, excessive, too small can suction, or cause disorganization.
3) automatic synchronous negative-pressure formula sampling device for biopsy only needs one hand can complete whole sampling process, presses a button and can complete all operations, simple to operate, lower to personnel's operation requirements.
4) puncture needle tubing inserting needle speed is very fast, and after sample, puncture needle tubing also exits rapidly from organ, and the time compole that the needle tubing that makes like this to puncture stops in organ is short, thereby reduces the wound of needle tubing to human body that puncture.
5) under the effect of piston spring, negative pressure can not disappear after producing, and makes to be got tissue and can be stored in puncture needle tubing.
6) from rear portion, promote piston rod and sampling tissue when " spuing ", can have been realized to the reset of sampling device for biopsy from puncture needle tubing.
7) above-mentioned explanation is only the general introduction of technical solution of the present invention, in order to better understand technological means of the present invention, and can be implemented according to the content of description, below with preferred embodiment of the present invention and coordinate accompanying drawing to be described in detail as follows.The specific embodiment of the present invention is provided in detail by following examples and accompanying drawing thereof.
Accompanying drawing explanation
Accompanying drawing described herein is used to provide a further understanding of the present invention, forms the application's a part, and schematic description and description of the present invention is used for explaining the present invention, does not form inappropriate limitation of the present invention.In the accompanying drawings:
Fig. 1 is that the schematic diagram while puncturing needle tubing and puncture needle inner core is unkitted in the present invention.
Fig. 2 is the complete section schematic diagram of the present invention when emission state.
Fig. 3 is the local enlarged diagram of the present invention when emission state.
Fig. 4 is that the present invention's needle tubing that punctures thrusts the schematic diagram of human organ sampling.
Fig. 5 is after the present invention punctures, the schematic diagram before resilience.
Fig. 6 is that the present invention completes the schematic diagram after sampling.
Number in the figure explanation: 1, resilience knob, 2, the rotating shaft of resilience knob, 3, the rotating shaft of resilience connecting rod, 4, resilience connecting rod, 6, trigger connecting rod rotating shaft, 7, trigger connecting rod, 8, switch, 9, switch rotating shaft, 10, shell, 13, rubber ring, 14, piston rod, 15, piston cylinder, 16, resilience retainer, 17, piston spring, 18, rebound spring, 19, screw, 20, human organ, 21, tissue, 22, protruding end.
The specific embodiment
Below with reference to the accompanying drawings and in conjunction with the embodiments, describe the present invention in detail.
Shown in Fig. 1 and Fig. 2, reusable automatic synchronous negative-pressure formula sampling device for biopsy, comprise piston cylinder 15, resilience knob 1, switch 8, described piston cylinder 15 inner chambers are enclosed within on piston rod 14, between described piston cylinder 15 and described piston rod 14, be provided with piston spring 17, described piston rod 14 heads are provided with groove, and be provided with rubber ring 13, described piston rod 14 heads are also provided with puncture needle base 11, puncture needle inner core 12 and puncture needle tubing 5, described piston rod 14 is connected with resilience retainer 16 by screw 19, between described resilience retainer 16 and shell 10, be provided with rebound spring 18, described resilience knob 1 is connected 4 by resilience knob rotating shaft 2 with resilience connecting rod, described resilience connecting rod connects 4 and is fixed on shell 10 by resilience connecting rod rotating shaft 3, described switch is connected with triggering connecting rod 7 by switch rotating shaft 9, described triggering connecting rod 7 is fixed on shell 10 by triggering connecting rod rotating shaft 7.
Further, one end of described triggering connecting rod 7 is hook-shaped.
Further: described piston cylinder 15 is provided with protruding end 22 in the one side of described triggering connecting rod 7.
The operation principle of the present embodiment is as follows:
Be illustrated in figure 1 automatic synchronous negative-pressure formula sampling device for biopsy full sectional view and be unkitted puncture needle tubing 5 and puncture needle inner core 12.Puncture needle tubing 5 and puncture needle inner core 12 are arranged on respectively on piston cylinder 15 and piston rod 14 heads, complete the preparation before the puncture of automatic synchronous negative-pressure formula sampling device for biopsy, as shown in Figure 3.Now piston spring 17 is in compressive state, and elastic restoring force is about 12N ~ 16N; Rebound spring 16 is in compressive state, and elastic restoring force is about 12N ~ 16N.Piston cylinder 15 inner chambers are enclosed within on piston rod 14, and two parts are coaxial, and piston cylinder 15 can only move axially at piston rod 14, and rubber ring 13 is enclosed within piston rod 14 head recess, for the sealing between piston rod 14 and piston cylinder 15.Piston cylinder 15 has movement tendency left under the effect of piston spring 17, triggers connecting rod 7 seized piston cylinders 15, limits its motion left.Piston rod 14 is fixing by screw 19 with resilience retainer 16.Resilience retainer 16 is coaxial with shell endoporus, can only move axially at it.Resilience retainer 16 has mobile trend to the right under the effect of rebound spring 16.Resilience connecting rod 4 blocks resilience retainer 16 and limits its motion to the right.Resilience knob rotating shaft 2, resilience connecting rod rotating shaft 3, triggers connecting rod rotating shaft 6 and is fixed on shell 10.Triggering connecting rod 7 can be around triggering connecting rod rotating shaft 6 rotations; Resilience connecting rod 4 can wraparound bullet connecting rod rotating shaft 3 rotations.Resilience knob 1 can wraparound bullet knob rotating shaft 2 rotations.
Puncture needle is thrust to human organ 20, by B ultrasonic, puncture needle is navigated to behind appropriate location.Push switch 8, triggers connecting rod 7 and rotates, and its head is thrown off from piston cylinder 15 heads.Under the elastic force effect of piston spring 17, piston cylinder 15 travels forward with puncture needle tubing 5, and piston rod 14 maintains static with puncture needle inner core 12, the interior generation negative pressure of piston cylinder 15, because puncture needle tubing 5 is communicated with piston cylinder 15 inner chambers, in the needle tubing 5 that therefore punctures, also produce negative pressure.Meanwhile, puncture needle tubing 5 travels forward, and under suction function, tissue enters puncture needle tubing 5, as shown in Figure 4.
As shown in Figure 5, when piston cylinder 14 moves to terminal, its head backs down resilience knob 1, and resilience knob 1 makes resilience connecting rod 4 throw off from resilience retainer 16 heads.Under the effect of rebound spring 18, resilience retainer 16, with puncture needle tubing 5, piston cylinder 15, puncture needle inner core 12, piston rod 14 together motion backward, is realized the withdraw of the needle, as shown in Figure 6.
Then automatic synchronous negative-pressure formula sampling device for biopsy can be extracted from human body, from rear portion, promoting piston rod 14 can be by the tissue 21 of sampling from puncture needle tubing " spuing ", and changing puncture needle tubing and puncture needle inner core can sample next time.
The foregoing is only the preferred embodiments of the present invention, be not limited to the present invention, for a person skilled in the art, the present invention can have various modifications and variations.Within the spirit and principles in the present invention all, any modification of doing, be equal to replacement, improvement etc., within all should being included in protection scope of the present invention.
Claims (3)
1. reusable automatic synchronous negative-pressure formula sampling device for biopsy, it is characterized in that: comprise piston cylinder (15), resilience knob (1), switch (8), described piston cylinder (15) inner chamber is enclosed within on piston rod (14), between described piston cylinder (15) and described piston rod (14), be provided with piston spring (17), described piston rod (14) head is provided with groove, and be provided with rubber ring (13), described piston rod (14) head is also provided with puncture needle base (11), puncture needle inner core (12) and puncture needle tubing (5), described piston rod (14) is connected with resilience retainer (16) by screw (19), between described resilience retainer (16) and shell (10), be provided with rebound spring (18), described resilience knob (1) is connected (4) by resilience knob rotating shaft (2) with resilience connecting rod, described resilience connecting rod connects (4) and is fixed on shell (10) by resilience connecting rod rotating shaft (3), described switch is connected with triggering connecting rod (7) by switch rotating shaft (9), described triggering connecting rod (7) is fixed on shell (10) by triggering connecting rod rotating shaft (7).
2. reusable automatic synchronous negative-pressure formula sampling device for biopsy according to claim 1, is characterized in that: one end of described triggering connecting rod (7) is hook-shaped.
3. reusable automatic synchronous negative-pressure formula sampling device for biopsy according to claim 1, is characterized in that: described piston cylinder (15) is provided with protruding end (22) in the one side of described triggering connecting rod (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210350900.XA CN103654872B (en) | 2012-09-20 | 2012-09-20 | Reusable automatic synchronous negative-pressure formula sampling device for biopsy |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201210350900.XA CN103654872B (en) | 2012-09-20 | 2012-09-20 | Reusable automatic synchronous negative-pressure formula sampling device for biopsy |
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| CN103654872A true CN103654872A (en) | 2014-03-26 |
| CN103654872B CN103654872B (en) | 2015-08-05 |
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105496472A (en) * | 2016-01-26 | 2016-04-20 | 陆海鹤 | Elastic cell collector |
| CN106659485A (en) * | 2015-05-13 | 2017-05-10 | 美德菲思日本有限公司 | Biopsy device |
| CN108836404A (en) * | 2018-07-05 | 2018-11-20 | 中南大学湘雅医院 | A kind of cyst wall tissue biopsy device |
| CN109567877A (en) * | 2018-11-05 | 2019-04-05 | 泗水县人民医院 | A kind of Neurology clinic measurement sampler |
| CN109770961A (en) * | 2019-03-28 | 2019-05-21 | 河南中医药大学 | A kind of three layers of biopsy device of tumour |
| CN109820543A (en) * | 2019-03-28 | 2019-05-31 | 河南中医药大学 | A kind of full-automatic tumour non-proliferation cell taking gun |
| CN109925008A (en) * | 2019-03-28 | 2019-06-25 | 河南中医药大学 | A kind of Biopsy sampler |
| CN111588419A (en) * | 2020-04-20 | 2020-08-28 | 庞俊伟 | Pathology department pathology sampling device |
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| US6152942A (en) * | 1999-06-14 | 2000-11-28 | Bayer Corporation | Vacuum assisted lancing device |
| CN1484513A (en) * | 2001-01-12 | 2004-03-24 | ������������ʽ���� | Puncturing device |
| US20040059256A1 (en) * | 2001-09-26 | 2004-03-25 | Edward Perez | Method and apparatus for sampling bodily fluid |
| CN101028202A (en) * | 2006-03-03 | 2007-09-05 | 伊西康内外科公司 | Biopsy method |
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- 2012-09-20 CN CN201210350900.XA patent/CN103654872B/en active Active
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| CN2051096U (en) * | 1989-08-22 | 1990-01-17 | 韩明伦 | Blood taker |
| US6152942A (en) * | 1999-06-14 | 2000-11-28 | Bayer Corporation | Vacuum assisted lancing device |
| CN1484513A (en) * | 2001-01-12 | 2004-03-24 | ������������ʽ���� | Puncturing device |
| US20040059256A1 (en) * | 2001-09-26 | 2004-03-25 | Edward Perez | Method and apparatus for sampling bodily fluid |
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Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106659485A (en) * | 2015-05-13 | 2017-05-10 | 美德菲思日本有限公司 | Biopsy device |
| CN106659485B (en) * | 2015-05-13 | 2018-05-29 | 美德菲思日本有限公司 | Biopsy needle device |
| CN105496472A (en) * | 2016-01-26 | 2016-04-20 | 陆海鹤 | Elastic cell collector |
| CN105496472B (en) * | 2016-01-26 | 2019-03-19 | 陆海鹤 | Elastic force type cellular collector |
| CN108836404A (en) * | 2018-07-05 | 2018-11-20 | 中南大学湘雅医院 | A kind of cyst wall tissue biopsy device |
| CN109567877A (en) * | 2018-11-05 | 2019-04-05 | 泗水县人民医院 | A kind of Neurology clinic measurement sampler |
| CN109770961A (en) * | 2019-03-28 | 2019-05-21 | 河南中医药大学 | A kind of three layers of biopsy device of tumour |
| CN109820543A (en) * | 2019-03-28 | 2019-05-31 | 河南中医药大学 | A kind of full-automatic tumour non-proliferation cell taking gun |
| CN109925008A (en) * | 2019-03-28 | 2019-06-25 | 河南中医药大学 | A kind of Biopsy sampler |
| CN109770961B (en) * | 2019-03-28 | 2021-06-25 | 张婷婷 | Three-layer tumor biopsy device |
| CN109925008B (en) * | 2019-03-28 | 2021-08-10 | 青岛市中心医院 | Biopsy puncture sampling device |
| CN111588419A (en) * | 2020-04-20 | 2020-08-28 | 庞俊伟 | Pathology department pathology sampling device |
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| Publication number | Publication date |
|---|---|
| CN103654872B (en) | 2015-08-05 |
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