CN104983446A - Electric placenta perforator - Google Patents
Electric placenta perforator Download PDFInfo
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- CN104983446A CN104983446A CN201510238898.0A CN201510238898A CN104983446A CN 104983446 A CN104983446 A CN 104983446A CN 201510238898 A CN201510238898 A CN 201510238898A CN 104983446 A CN104983446 A CN 104983446A
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- card punch
- placenta hominis
- electronic
- placenta
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Abstract
The invention relates to an electric placenta perforator. The electric placenta perforator comprises a perforator body, a lock sleeve, a torque adjusting nut, an electric support, a working pressure bar, a change-over switch, a suspension ring and a power plug. A motor is arranged in the electric support, the output shaft of the motor is connected with one end of the perforator body, the joint is provided with the lock sleeve, the torque adjusting nut is assembled on the outer circumferential surface of the lock sleeve, the other end of the electric support is connected with the working pressure bar, the change-over switch, the suspension ring and the power plug, the perforator body comprises a sampling section, a transition section and a connection section, and the outer circumferential surface of the near-end of the sampling section is also provided with a sampling hole. The electric placenta perforator is convenient to operate and high in efficiency, the operating time is reduced, degradation and loss of bioinformation such as protein and the like can be reduced; the electric placenta perforator can be used safely, has less trauma, and placenta tissues, amniotic membrane and villi are not damaged.
Description
Technical field
The present invention relates to technical field of medical instruments, specifically, is a kind of electronic Placenta Hominis card punch.
Background technology
Placenta Hominis is important rare biological specimen.Placenta Hominis connects unique organ of female tire as trimester of pregnancy, has important function: 1, between mother and fetus allotransplant, provide an immune interface; 2, between female tire, a nutrition, metabolic waste transferring platform is built; 3, as the source producing multiple polypeptides and steroid hormone, fetus, the associated metabolic of Placenta Hominis and mother and growth is affected by these polypeptide and steroid hormone.Placenta Hominis maintains normal pregnancy, and the perinatal stage of pregnant mother and filial generation and long term safety closely related.Intercellular tight junction in Placenta Hominis participates in forming placental barrier, and placental barrier has the critical function maintaining female tire stable state, as transhipment moisture, nutrient substance and metabolite etc.Suitable oxygen concentration has a very important role to the formation of barrier cell and maintenance, is also the essential condition maintaining trimester of pregnancy normal trophoblastic cell function simultaneously.Medium and late pregnancy anaerobic condition is considered to the most critical factor affecting Placenta Hominis morphology and function.Uteroplacental blood flow reduces, in utero degradation factor under oxygen supply and nutritional status, may change the biological characteristics of placental trophoblasts, cause placenta structure, changing function.In this case, Placenta Hominis adapts to these by change correlative protein expression or related gene epigenetic modification and changes, and meets fetal development demand, plays its compensation.There is close associating in the pathological outcome enclosing raw phase mother and baby with placental function.Therefore the tissue studying Placenta Hominis has great importance.
But current all Placenta Hominiss are drawn materials without special instrument, only have the apparatus such as shears and blade, these instrumentation speed are slow, easily cause Placental Pathological structural damage, along with waste of time protein degradation, affect biological study.
Draw materials about Placenta Hominis at present and mainly there is following defect: 1, the structure of Placenta Hominis is special, difficulty of drawing materials, blood for abundant, when therefore adopting placenta tissue to draw materials, in order to meet different scientific research needs, carry out at different positions complete draw materials very difficult; 2. the method such as the past shears and knife blade, location difficulty, destroys the complete structure of placenta tissue, layering difficulty, and the operating time is long; 3, when Placenta Hominis is drawn materials, large to placenta tissue damage.
In sum, need one badly and obtain placenta tissue quickly and easily, ensure the integrity of biological specimen, reduce placenta tissue damage, the electronic Placenta Hominis card punch of conveniently drawing materials, and yet there are no report about this electronic Placenta Hominis card punch.
Summary of the invention
The object of the invention is, for deficiency of the prior art, to provide one to obtain placenta tissue quickly and easily, ensure the integrity of biological specimen, reduce placenta tissue damage, the electronic Placenta Hominis card punch of conveniently drawing materials.
For achieving the above object, the technical scheme that the present invention takes is:
A kind of electronic Placenta Hominis card punch, described electronic Placenta Hominis card punch comprises card punch body, lock sleeve, torque adjusting nut, electric bracket, work depression bar, reversing switch, suspension ring, attaching plug; Motor is provided with in described electric bracket; The output shaft of described motor and one end of card punch body connect, and its junction is provided with lock sleeve; Described lock sleeve outer circumference surface is equipped with torque adjusting nut; Described electric bracket other end connection work depression bar, reversing switch, suspension ring, attaching plug; Described card punch body comprises sampling section, changeover portion, linkage section; The outer circumference surface of described sampling section near-end is also provided with thieff hatch.
Further, described sampling section, changeover portion, linkage section are Integratively formed.
Further, described changeover portion one end connects sampling section, and the other end and linkage section connect.
Further, described sampling section is hollow structure, and section far-end of wherein sampling is hatch frame, and sampling section near-end is enclosed construction.
Further, described thieff hatch communicates with the internal cavities of sampling section; Described thieff hatch is trapezoidal.
Further, described linkage section is provided with stop screw and load segment.
Further, described stop screw is vertically applied in linkage section.
Further, described load segment is dumb-bell shape.
Further, the sampling section of described card punch body is cylindrical structural.
The invention has the advantages that:
1, the electronic Placenta Hominis card punch of one of the present invention, it is easy to operate, and efficiency is high, reduces the operating time, and the degraded reducing the bio informations such as protein is run off; Use safety, wound is little, can not damage placenta tissue and amniotic membrane, floss hair;
2, coordinate by card punch body and electric bracket are organic, when Placenta Hominis is drawn materials, distance according to umbilical cord and edge is got arbitrarily a little, laterally can decompose taking-up tissue according to research purpose, be separated the substructure such as generatrix, sub-face of Placenta Hominis, and carry out different formalities according to the subsequent processes (albumen/gene etc.) of research;
3, the rotating speed size of card punch body can control, reduce Placenta Hominis room temperature standing time, ensure the integrity of placental samples, increase concordance and the repeatability of experiment, for the mystery opening female tire provides possibility, be all of great use in the clinical and basic research that gynecological, obstetrics, neonate department, department of pediatrics, perinatal medicine, surgery etc. are studied;
4, different placenta tissue positions and organizational structure, formulated different rotation card punch body rotating speeds and size, met integrity and the utilizability of Placenta Hominis biological specimen;
5, card punch body is under the effect of reversing switch, and the punching that can turn clockwise samples and be rotated counterclockwise punching sampling, and sampling punching conveniently, avoids Placental Pathological structural deterioration.
Accompanying drawing explanation
Accompanying drawing 1 is one of the present invention electronic Placenta Hominis card punch structural representation.
Accompanying drawing 2 is the card punch body Facad structure schematic diagrams in a kind of electronic Placenta Hominis card punch of the present invention.
Accompanying drawing 3 is the card punch body inverse layer structure schematic diagrams in a kind of electronic Placenta Hominis card punch of the present invention.
Detailed description of the invention
Below in conjunction with accompanying drawing, detailed description of the invention provided by the invention is elaborated.
The Reference numeral related in accompanying drawing and ingredient as follows:
1. card punch body 11. section of sampling
12. changeover portion 13. linkage sections
14. thieff hatch 15. stop screws
16. load segment 2. lock sleeves
3. torque adjusting nut 4. electric bracket
5. work depression bar 6. reversing switch
7. suspension ring 8. attaching plug
Embodiment 1
For convenience of description, below describe and employ term " near-end " and " far-end ", described near-end is that distance doctor operates nearer one end; Described far-end is that distance doctor operates one end far away.
Please refer to Fig. 1, Fig. 1 is one of the present invention electronic Placenta Hominis card punch structural representation.A kind of electronic Placenta Hominis card punch; Described electronic Placenta Hominis card punch comprises card punch body 1, lock sleeve 2, torque adjusting nut 3, electric bracket 4, work depression bar 5, reversing switch 6, suspension ring 7, attaching plug 8; Motor (not shown) is provided with in described electric bracket 4; The output shaft of described motor and one end of card punch body 1 connect, and its junction is provided with lock sleeve 2; Described lock sleeve 2 outer circumference surface is equipped with torque adjusting nut 3; Described electric bracket 4 other end connection work depression bar 5, reversing switch 6, suspension ring 7, attaching plug 8.
Please refer to Fig. 2, Fig. 2 is the card punch body Facad structure schematic diagram in a kind of electronic Placenta Hominis card punch of the present invention.Described card punch body 1 comprises sampling section 11, changeover portion 12, linkage section 13; Described sampling section 11, changeover portion 12, linkage section 13 are Integratively formed; Described changeover portion 12 one end connects sampling section 11, and the other end and linkage section 13 connect; Described sampling section 11 is hollow structure, and section 11 far-end of wherein sampling is hatch frame, and sampling section 11 near-end is enclosed construction; The outer circumference surface of described sampling section 11 near-end is also provided with thieff hatch 14; Described thieff hatch 14 communicates with the internal cavities of sampling section 11; Described thieff hatch 14 is in trapezoidal.
Please refer to Fig. 3, Fig. 3 is the card punch body inverse layer structure schematic diagram in a kind of electronic Placenta Hominis card punch of the present invention.Described linkage section 13 is provided with stop screw 15 and load segment 16; Described stop screw 15 is vertically applied in linkage section 13; Described load segment 16 is in dumb-bell shape.
It should be noted that: the sampling section 11 of described card punch body 1 is cylindrical structural, adopt and the mode of Placenta Hominis punching is drawn materials, placenta tissue sample is contained in sampling section 11 cylindrical cavity structure, whole process of drawing materials is damaged the placenta tissue in sampling section 11 without other apparatus, select blade to draw materials with the apparatus of shears with tradition to compare, select card punch body 1 pair of Placenta Hominis to draw materials and can ensure the integrity of placenta tissue, be convenient to placenta tissue layering, reduce placenta tissue wound;
Described torque adjusting nut 3 can control card punch body 1 moment and rotate size, when its torque adjusting nut 3 turns clockwise, moment increases, when torque adjusting nut 3 is rotated counterclockwise, moment reduces, by controlling card punch body 1 rotating torque size, draw materials to use different moment to punch at Placenta Hominis diverse location place;
Described reversing switch 6 can change the positive-negative polarity of motor, motor output shaft can be turned clockwise and be rotated counterclockwise, and motor output shaft and card punch body 1 coaxial line are fixed together, its card punch body 1 can turn clockwise and be rotated counterclockwise.Preferably, when reversing switch 6 turns clockwise, card punch body 1 turns clockwise, and when reversing switch 6 is rotated counterclockwise, card punch body 1 is rotated counterclockwise.In operational conditions, card punch body 1 periodically commutates punching on Placenta Hominis, and Placenta Hominis is drawn materials more fast good, avoid along with waste of time protein degradation, Placental Pathological structural damage, affects biological study.Because Placenta Hominis is tissue of wriggling, unidirectional rotation punching easily occurs that placenta tissue is wound in and dies for the sake of honour;
The linkage section 13 of described lock sleeve 2 pairs of card punch bodies 1 has the effect of locking, prevents card punch body 1 from departing under external force; Because being rotary motion under card punch body 1 duty, the linkage section 13 of its card punch body 1 produces shearing force, easily forces card punch body 1 to depart from.And under the fixation of lock sleeve 2, can ensure that it normally works;
Described work depression bar 5 and electric bracket 4 in there being angle, under using state, downwards on time, work depression bar 5 with electric bracket 4 for the strong point, when its end is upwards raised and power supply connect, simple to operate, duty can be controlled at any time;
Described suspension ring 7, for connection balancer, reduce the degree that whole device occurs when rotary motion to shake; Described linkage section 13 is provided with stop screw 15, and its effect auxiliary positioning becomes the position of electric bracket 4; Described linkage section 13 is provided with dumb-bell shape load segment 16, card punch body 1 is assembled better compact; Described attaching plug 8 is for providing power supply;
Described thieff hatch 14 can be used for assisted extraction placenta tissue, avoids the internal cavities of the sampling section 11 of placenta tissue in card punch body 1 to block, and its trapezoidal thieff hatch 14 is better time saving and energy saving when gathering placenta tissue.
One of the present invention electronic Placenta Hominis card punch using method is: first connect compact by each parts, plug 8 of connecting with the mains provides power supply; Then start work depression bar 5 to work; During work process is, Torque-adjusting adjusting nut 3 to correct position, and reversing switch as required 6 controls card punch body 1 and turns clockwise and be rotated counterclockwise.
The electronic Placenta Hominis card punch of one of the present invention, it is easy to operate, and efficiency is high, reduces the operating time, and the degraded reducing the bio informations such as protein is run off; Use safety, wound is little, can not damage placenta tissue and amniotic membrane, floss hair; Coordinated with electric bracket 4 is organic by card punch body 1, when Placenta Hominis is drawn materials, can get arbitrarily a little according to the distance at umbilical cord and edge, according to research purpose, taking-up tissue is laterally decomposed, be separated the substructure such as generatrix, sub-face of Placenta Hominis, and carry out different formalities according to the subsequent processes (albumen/gene etc.) of research; By torque adjusting nut 3 Torque-adjusting size, draw materials to use different moment to punch at Placenta Hominis diverse location place, Placenta Hominis efficiency of drawing materials is high; The rotating speed size of card punch body 1 can control, reduce Placenta Hominis room temperature standing time, ensure the integrity of placental samples, increase concordance and the repeatability of experiment, for the mystery opening female tire provides possibility, be all of great use in the clinical and basic research that gynecological, obstetrics, neonate department, department of pediatrics, perinatal medicine, surgery etc. are studied; Different placenta tissue positions and organizational structure, formulated different rotation card punch body 1 rotating speeds and size, met integrity and the utilizability of Placenta Hominis biological specimen; Card punch body 1 is under the effect of reversing switch 6, and the punching that can turn clockwise samples and be rotated counterclockwise punching sampling, and sampling punching conveniently, avoids Placental Pathological structural deterioration.
The above is only the preferred embodiment of the present invention; it should be pointed out that for those skilled in the art, under the prerequisite not departing from the inventive method; can also make some improvement and supplement, these improve and supplement and also should be considered as protection scope of the present invention.
Claims (9)
1. an electronic Placenta Hominis card punch, is characterized in that, described electronic Placenta Hominis card punch comprises card punch body, lock sleeve, torque adjusting nut, electric bracket, work depression bar, reversing switch, suspension ring, attaching plug; Motor is provided with in described electric bracket; The output shaft of described motor and one end of card punch body connect, and its junction is provided with lock sleeve; Described lock sleeve outer circumference surface is equipped with torque adjusting nut; Described electric bracket other end connection work depression bar, reversing switch, suspension ring, attaching plug; Described card punch body comprises sampling section, changeover portion, linkage section; The outer circumference surface of described sampling section near-end is also provided with thieff hatch.
2. electronic Placenta Hominis card punch according to claim 1, is characterized in that, described sampling section, changeover portion, linkage section are Integratively formed.
3. electronic Placenta Hominis card punch according to claim 1, is characterized in that, described changeover portion one end connects sampling section, and the other end and linkage section connect.
4. electronic Placenta Hominis card punch according to claim 1, is characterized in that, described sampling section is hollow structure, and section far-end of wherein sampling is hatch frame, and sampling section near-end is enclosed construction.
5. electronic Placenta Hominis card punch according to claim 1, is characterized in that, described thieff hatch communicates with the internal cavities of sampling section; Described thieff hatch is trapezoidal.
6. electronic Placenta Hominis card punch according to claim 1, it is characterized in that, described linkage section is provided with stop screw and load segment.
7. electronic Placenta Hominis card punch according to claim 6, it is characterized in that, described stop screw is vertically applied in linkage section.
8. electronic Placenta Hominis card punch according to claim 6, it is characterized in that, described load segment is dumb-bell shape.
9. electronic Placenta Hominis card punch according to claim 1, is characterized in that, the sampling section of described card punch body is cylindrical structural.
Priority Applications (1)
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CN201510238898.0A CN104983446B (en) | 2015-05-12 | 2015-05-12 | A kind of electronic placenta card punch |
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CN201510238898.0A CN104983446B (en) | 2015-05-12 | 2015-05-12 | A kind of electronic placenta card punch |
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CN104983446A true CN104983446A (en) | 2015-10-21 |
CN104983446B CN104983446B (en) | 2018-06-22 |
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CN201510238898.0A Expired - Fee Related CN104983446B (en) | 2015-05-12 | 2015-05-12 | A kind of electronic placenta card punch |
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Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20090306540A1 (en) * | 2008-06-06 | 2009-12-10 | Williams Iii John | Chorionic villus sampling catheter |
US20110275955A1 (en) * | 2010-05-06 | 2011-11-10 | Mount Sinai School Of Medicine | Tissue sampling tool |
CN102365055A (en) * | 2009-01-27 | 2012-02-29 | 遗传技术有限公司 | Biological sampling device |
WO2014027352A1 (en) * | 2012-08-16 | 2014-02-20 | Cath Med Ltd. | Apparatuses for steering catheters |
CN104480533A (en) * | 2014-12-29 | 2015-04-01 | 黑龙江天晴干细胞股份有限公司 | Placenta stem cell bank construction method and placenta tissue resuscitation method |
CN204744481U (en) * | 2015-05-12 | 2015-11-11 | 上海交通大学医学院附属新华医院 | Electronic placenta hole puncher |
-
2015
- 2015-05-12 CN CN201510238898.0A patent/CN104983446B/en not_active Expired - Fee Related
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20090306540A1 (en) * | 2008-06-06 | 2009-12-10 | Williams Iii John | Chorionic villus sampling catheter |
CN102365055A (en) * | 2009-01-27 | 2012-02-29 | 遗传技术有限公司 | Biological sampling device |
US20110275955A1 (en) * | 2010-05-06 | 2011-11-10 | Mount Sinai School Of Medicine | Tissue sampling tool |
WO2014027352A1 (en) * | 2012-08-16 | 2014-02-20 | Cath Med Ltd. | Apparatuses for steering catheters |
CN104480533A (en) * | 2014-12-29 | 2015-04-01 | 黑龙江天晴干细胞股份有限公司 | Placenta stem cell bank construction method and placenta tissue resuscitation method |
CN204744481U (en) * | 2015-05-12 | 2015-11-11 | 上海交通大学医学院附属新华医院 | Electronic placenta hole puncher |
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CN104983446B (en) | 2018-06-22 |
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Granted publication date: 20180622 Termination date: 20190512 |