CN104224404B - Cow childbirth monitor - Google Patents
Cow childbirth monitor Download PDFInfo
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- CN104224404B CN104224404B CN201410527326.XA CN201410527326A CN104224404B CN 104224404 B CN104224404 B CN 104224404B CN 201410527326 A CN201410527326 A CN 201410527326A CN 104224404 B CN104224404 B CN 104224404B
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Abstract
The invention discloses cow childbirth monitor, belong to monitor, its structure includes monitoring built-in body, handle frame and controller, monitoring built-in body matches with handle frame, monitoring built-in body is connected with controller, monitoring built-in body includes support member, support column and pressure transducer, support member is arranged on the top of support column, support member includes multiple resilient support pawl being uniformly arranged along support column circumferencial direction, pressure transducer is disposed therein the upper surface of a resilient support pawl, pressure transducer is connected with controller, and the bottom of support column inserts in handle frame.The present invention has and sends signal by pressure transducer and signal is passed to controller, so that Management in dairy farm personnel obtain which cow the most exactly will just before giving birth and Time in labor, it is to avoid the economic loss caused because of difficult labour and calf blood lineage register the generation of unclear situation；Prevent infection cow vagina caused because of placement foreign body and promote that afterbirth was discharged, avoided or reduce the features such as reproductive diseases generation in puerperal puerperal.
Description
Technical field
The present invention relates to a kind of monitor, especially a kind of monitoring cow childbirth and prevention cow breed puerperal
The cow childbirth monitor of disease.
Background technology
During scale milk cattle cultivating, can cow not only determine the reproductive speed of cows by smooth delivery,
And affect the level of production of cow, it is an extremely important ring during the operation and management of cattle farm, directly affects
The economic benefit of cattle farm.Along with the raising of milk cattle cultivating large-scale degree, the difficult labour rate of milch cow is also being gradually increased.
The cow the lighter that has difficult labour can cause the reproductive diseases such as injury of birth canal, placenta retention in puerperal, endometritis and puerperal again
Secondary breeding obstacle and milk yield reduction etc., severe one can cause the death of calf or even parent, loses huge！And fit
Time suitable midwifery difficult labour rate when can reduce cow calving.For reaching " in good time " midwifery, Management in dairy farm one
As be the expected date of confinement according to cow in calf and just before giving birth symptom carry out artificial 24 hours monitoring, in order to take midwifery in advance
Measure.But gestation natural law did not waited (average out to 280 days) from 257 days to 303 days, and from the appearance of just before giving birth symptom
To the time that calving completes from 1 hour to 24 hour, therefore, the workload of personal monitoring is the hugest
, and it is susceptible to Lou prison.During leakage prison, if unmanned nurse, one is the danger that can increase cow difficult labour,
The incidence rate making cow reproduction disease raises, if two be the above cow in two, large-scale cattle farm simultaneously or time
On between, neighbouring calving, brings difficulty to cattle pedigree registration work, is likely to result in calf blood relationship chaotic, impact
Milch cow Genetic improvement works.Therefore, if monitoring the Time in labor point of cow efficiently, relatively accurately, can
Avoid or reduce the generation of above-mentioned phenomenon, milk cattle cultivating is produced there is important value！
At present, also there is not highly effective solution.
Summary of the invention
The technical assignment of the present invention is for above-mentioned not enough offer of the prior art a kind of cow childbirth monitor,
This cow childbirth monitor has when close to calving, can be sensed by the pressure transducer in monitoring built-in body
Moving the pressure of generation behind the positions such as calf head or extremity, pressure transducer sends signal and signal is passed to control
Device, controller alert, so that in the case of Management in dairy farm personnel need not monitor at 24 hours, gently
Which cow pine obtains exactly will just before giving birth and Time in labor, in order to check cow in good time, it is determined whether needs
Take the measures such as midwifery, it is to avoid the economic loss caused because of difficult labour and calf blood lineage register the generation of unclear situation；
Additionally, also there is the infection preventing to cause cow vagina because of placement foreign body and promote that afterbirth was discharged, kept away puerperal
Exempt from or reduce the features such as breeding health-care effect such as reproductive diseases generation in puerperal.
The technical solution adopted for the present invention to solve the technical problems is: it include monitor built-in body, handle frame and
Controller, described monitoring built-in body matches with handle frame, and its underpart inserts in handle frame, described monitoring
Built-in body is connected with controller, and described monitoring built-in body includes support member, support column and pressure transducer, institute
The support member stated is arranged on the top of support column, and described support member includes multiple uniform along support column circumferencial direction
The resilient support pawl arranged, described pressure transducer is disposed therein the upper surface of a resilient support pawl, institute
The pressure transducer stated is connected with controller, and the bottom of described support column inserts in handle frame.
Described resilient support pawl includes 4, is uniformly arranged along support column circumferencial direction.
Described handle frame includes that support body and push-pull bar, the middle part of described support body are provided with through hole, push-pull bar one
End stretches in through hole, and the other end of push-pull bar is provided with push-pull handle, and the both sides of described push-pull handle pass through arc respectively
Shape connector is connected ring and is connected with support body, and support body connection is located on support body bottom, and described arc connector is bullet
Property material make, the top longitudinal direction of described support body has a gap, and described monitoring built-in body bottom is inserted
To the through hole of support body, the bottom of described support body is provided with push-and-pull supporting part.
The outside of described monitoring built-in body is provided with one layer of protection set.
Described support column be internally provided with medicine chamber, the top of described support column is provided with and is connected with medicine chamber
Medicinal liquid ooze out micropore, the bottom, medicine chamber in support column is provided with medicine chamber lid, and described medicine intracavity is provided with antiinflammatory
Medicine.
Described antibiotic medicine by Flos Carthami, Medulla Tetrapanacis, Fructus Cnidii, Radix Paeoniae Rubra, Periostracum Cicadae, Radix Gentianae, Radix Platycodonis, Semen Plantaginis,
Catechu, Radix Salviae Miltiorrhizae, Radix Angelicae Sinensis, Radix Sophorae Flavescentis, Rhizoma Coptidis, the Radix Stemonae, Herba Leonuri, Benzoinum, the Radix Angelicae Dahuricae, Caulis Akebiae, Borneolum Syntheticum,
The Radix Euphorbiae Fischerianae (Radix Euphorbiae Ebracteolatae) and Myrj 45 composition, the weight portion of each raw material is: Flos Carthami 10g, Medulla Tetrapanacis 12g, Fructus Cnidii
5g, Radix Paeoniae Rubra 10g, Periostracum Cicadae 5g, Radix Gentianae 5g, Radix Platycodonis 10g, Semen Plantaginis 5g, Catechu 10g, Radix Salviae Miltiorrhizae 10g,
Radix Angelicae Sinensis 12g, Radix Sophorae Flavescentis 10g, Rhizoma Coptidis 5g, Radix Stemonae 15g, Herba Leonuri 12g, Benzoinum 10g, Radix Angelicae Dahuricae 12g,
Caulis Akebiae 5g, Borneolum Syntheticum 5g Radix Euphorbiae Fischerianae (Radix Euphorbiae Ebracteolatae) 5g, Myrj 45 350g.
The preparation technology of described antibiotic medicine is: by Flos Carthami 10g, Medulla Tetrapanacis 12g, Fructus Cnidii 5g, Radix Paeoniae Rubra 10g,
Periostracum Cicadae 5g, Radix Gentianae 5g, Radix Platycodonis 10g, Semen Plantaginis 5g, Catechu 10g, Radix Salviae Miltiorrhizae 10g, Radix Angelicae Sinensis 12g,
Radix Sophorae Flavescentis 10g, Rhizoma Coptidis 5g, Radix Stemonae 15g, Herba Leonuri 12g, Benzoinum 10g, Radix Angelicae Dahuricae 12g, Caulis Akebiae 5g, ice
Sheet 5g and Radix Euphorbiae Fischerianae (Radix Euphorbiae Ebracteolatae) 5g flour respectively, crosses 120 mesh sieves；Taking Myrj 45 350g, water-bath is dissolved,
Add above-mentioned medicated powder, fully stir evenly, then pour in mould, take out after 4 DEG C of cooled and solidified, standby.
Compared to the prior art the cow childbirth monitor of the present invention, has beneficial effect highlighted below: work as mother
When cattle will be given a birth, after the position such as calf head or limb hoof can being sensed by the pressure transducer in monitoring built-in body
Moving the pressure produced, pressure transducer and then send signal and signal passes to controller, controller sends report
Alarming information, so that management personnel know which cow will just before giving birth, thus unsupervised when avoiding cow to give a birth
The difficult labour caused and the generation of registration mess, it is to avoid cause economic loss, and greatly reduce cattle farm
The workload of monitoring cow childbirth；The outside of monitoring built-in body is provided with protection set, prevents from monitoring built-in body to mother
Cattle vagina damages and plays waterproof effect；It is provided with antibiotic medicine in the support column of monitoring built-in body, has
Prevent infection cow vagina caused because of placement foreign body and promote that afterbirth was discharged, avoided or reduce puerperal puerperal
The features such as the breeding health-care effect such as reproductive diseases generation.
Accompanying drawing explanation
Accompanying drawing 1 is the main TV structure schematic diagram of cow childbirth monitor；
Accompanying drawing 2 is that the master of cow childbirth monitor regards sectional structure schematic diagram；
Accompanying drawing 3 be the monitoring built-in body with protected set in Fig. 1 strut main TV structure schematic diagram；
Accompanying drawing 4 be the monitoring built-in body with protected set strut attached TV structure schematic diagram；
Accompanying drawing 5 be without protection set monitoring built-in body strut main TV structure schematic diagram；
Accompanying drawing 6 be without protection set monitoring built-in body strut plan structure schematic diagram；
Description of reference numerals:
1, monitoring built-in body, 11, support member, 111, resilient support pawl, 12, support column, 121, medicine chamber,
122, medicinal liquid oozes out micropore, and 123, antibiotic medicine, 124, medicine chamber lid, 13, pressure transducer, 14, protection set；
2, handle frame, 21, support body, 22, push-pull bar, 23, through hole, 24, push-pull handle, 25, arc connects
Part, 26, support body connect ring, 27, gap, 28, push-and-pull supporting part.
Detailed description of the invention
With reference to Figure of description 1 to accompanying drawing 6, the cow childbirth monitor of the present invention is described in detail below.
The cow childbirth monitor of the present invention, its structure includes monitoring built-in body 1, handle frame 2 and controller (figure
In be not drawn into), described monitoring built-in body 1 matches with handle frame 2, and its underpart inserts in handle frame 2, institute
The monitoring built-in body 1 stated is connected with controller, and described monitoring built-in body 1 includes support member 11, support column 12
With pressure transducer 13, described support member 11 is arranged on the top of support column 12, described support member 11
Including multiple resilient support pawls 111 being uniformly arranged along support column 12 circumferencial direction, described pressure transducer 13
Being disposed therein the upper surface of a resilient support pawl 111, described pressure transducer 13 is connected with controller,
The bottom of described support column 12 inserts in handle frame 2.
Described resilient support pawl 111 includes 4, is uniformly arranged along support column 12 circumferencial direction.Can be fine
Fix monitoring built-in body 1, prevent abjection.
Described handle frame 2 includes that support body 21 and push-pull bar 22, the middle part of described support body 21 are provided with through hole
23, push-pull bar 22 one end is stretched in through hole 23, and the other end of push-pull bar 22 is provided with push-pull handle 24, described
The both sides of push-pull handle 24 is connected ring 26 with support body by arc connector 25 respectively and is connected, support body connection ring
26 are placed on support body 21 bottom, and described arc connector 25 is made for elastomeric material, described support body 21
Top longitudinal direction has gap 27, and described monitoring built-in body 1 bottom is inserted in the through hole 23 of support body 21,
The bottom of described support body 21 is provided with push-and-pull supporting part 28, when carrying out the forward operation of push-pull handle 24, holds
Easily operation.
The outside of described monitoring built-in body 1 is provided with one layer of protection set 14.Prevent from monitoring built-in body 1 to cow
Vagina damages and plays waterproof effect.
Described support column 12 be internally provided with medicine chamber 121, the top of described support column 12 be provided with
The medicinal liquid that medicine chamber 121 is connected oozes out micropore 122, and the bottom, medicine chamber 121 in support column 12 is provided with medicine chamber lid
124, it is provided with antibiotic medicine 123 in described medicine chamber 121.During use, utilize the body temperature of cow to medicine chamber 121
Interior antibiotic medicine 123 is heated thus is melted, and makes antibiotic medicine 123 ooze out micropore 122 from medicinal liquid and is slowly seeped into
To vagina, prevent, because placing the infection that cow vagina is caused by foreign body, to prevent and treat vaginitis, have promotion puerperal simultaneously
The health-care effecies such as afterbirth discharge.
Described antibiotic medicine 123 is by Flos Carthami, Medulla Tetrapanacis, Fructus Cnidii, Radix Paeoniae Rubra, Periostracum Cicadae, Radix Gentianae, Radix Platycodonis, car
Front son, Catechu, Radix Salviae Miltiorrhizae, Radix Angelicae Sinensis, Radix Sophorae Flavescentis, Rhizoma Coptidis, the Radix Stemonae, Herba Leonuri, Benzoinum, the Radix Angelicae Dahuricae, Caulis Akebiae,
Borneolum Syntheticum, the Radix Euphorbiae Fischerianae (Radix Euphorbiae Ebracteolatae) and Myrj 45 composition, the weight portion of each raw material is: Flos Carthami 10g, Medulla Tetrapanacis 12g,
Fructus Cnidii 5g, Radix Paeoniae Rubra 10g, Periostracum Cicadae 5g, Radix Gentianae 5g, Radix Platycodonis 10g, Semen Plantaginis 5g, Catechu 10g,
Radix Salviae Miltiorrhizae 10g, Radix Angelicae Sinensis 12g, Radix Sophorae Flavescentis 10g, Rhizoma Coptidis 5g, Radix Stemonae 15g, Herba Leonuri 12g, Benzoinum 10g,
Radix Angelicae Dahuricae 12g, Caulis Akebiae 5g, Borneolum Syntheticum 5g Radix Euphorbiae Fischerianae (Radix Euphorbiae Ebracteolatae) 5g, Myrj 45 350g.
The preparation technology of described antibiotic medicine 123 is: by Flos Carthami 10g, Medulla Tetrapanacis 12g, Fructus Cnidii 5g, Radix Paeoniae Rubra
10g, Periostracum Cicadae 5g, Radix Gentianae 5g, Radix Platycodonis 10g, Semen Plantaginis 5g, Catechu 10g, Radix Salviae Miltiorrhizae 10g, Radix Angelicae Sinensis
12g, Radix Sophorae Flavescentis 10g, Rhizoma Coptidis 5g, Radix Stemonae 15g, Herba Leonuri 12g, Benzoinum 10g, Radix Angelicae Dahuricae 12g, Caulis Akebiae
5g, Borneolum Syntheticum 5g and Radix Euphorbiae Fischerianae (Radix Euphorbiae Ebracteolatae) 5g flour respectively, crosses 120 mesh sieves；Take Myrj 45 350g, water-bath
Dissolve, add above-mentioned medicated powder, fully stir evenly, then pour in mould, take out after 4 DEG C of cooled and solidified, standby.
When using the cow childbirth monitor monitoring cow childbirth of the present invention, open the support of monitoring built-in body 1
The medicine chamber lid 124 of post 12 bottom, is positioned over antibiotic medicine 123 in medicine chamber 121, then will monitoring built-in body 1
Insert in the through hole 23 of handle frame 2, the vagina of monitor of then cow being given a birth alignment cow, then driving handle
Push-pull handle 24 on rear side of frame 2, make the push-pull bar 22 that is connected with push-pull handle 24 along support body 21 through hole 23 forward
Mobile, thus monitoring built-in body 1 is pushed cow intravaginal, make monitoring built-in body 1 depart from handle frame 2,
Being taken out by handle frame 2, now the resilient support pawl 111 on monitoring built-in body 1 top then struts, and makes monitoring built-in
Body 1 stays in intravaginal, thus is monitored cow；When cow will produce, the portion such as calf head or limb hoof
When moving after Wei, then the pressure moving generation behind the position such as calf head or limb hoof acts on resilient support pawl 111
On pressure transducer 13, pressure transducer 13 then transmits signals to controller, and controller then sends alarm signal
Number, cow will produce to make care provider learn, takes the cow that will give a birth accordingly hence into delivery room
Measure.Being which cow produces to accurately know, controller enters putting into the intravaginal pressure transducer of cow
Line number the automatic record of application program, also can obtain the information of cow childbirth calf during warning.The mother of the present invention
The transmission between pressure transducer and controller in cattle childbirth monitor is known technology with connected mode.
Experiment detection
222 cows choosing Jinan scale cattle plant and Xi'an scale milk cattle cultivating apply this
Bright monitor is monitored experiment.The selection standard of experiment cow is 1 tire cattle, it is anticipated that June 5 in 2014
Day is to July 12, feeding and management level more specification.Experiment is divided into three groups, places with antibiotic medicine for one group
Monitor (for test group 1), places without the monitor (test group 2) of antibiotic medicine for one group by totally 85, and totally 74
Head, another organizes as not placing monitor, being in conventional sense (matched group), totally 63.The cow that will develop
It was positioned over cow intravaginal first 7 days of expected calving date after childbirth monitor is sterilized.To cow pudendum during placement
Clean, sterilize.Antenatal every day observed and recorded close to calving symptom, record monitor is reported to the police, difficult labour and puerperal 30
The incidence rate of the reproductive diseases such as it per vaginam inflammation, metritis and placenta retention.The data of three kinds of reproductive diseases from
Cattle farm Disease Diagnosis of Veterinary record.
Table 1 applies cow childbirth monitor to expected date of confinement cow monitoring test information slip
Analyze, use χ2Method of inspection analyzes the aobvious of test group 1 of the present invention, test group 2 and matched group test effect
Work property.
As shown in table 1, the data that test group 1, test group 2 are collected by the present invention with matched group are compared
Relatively.In terms of receiving warning message, test group 1 and 2 all have received tried cattle only at the alarm signal just before giving birth put
Breath, illustrates that the cow childbirth monitor of the present invention is highly sensitive, has practical effect；In difficult labour cattle ratio
Aspect, cattle ratio (1.35%) difference that test group 1 has difficult labour cattle ratio (2.35%) and test group 2 is had difficult labour
Not notable (P > 0.05), both is less than matched group difficult labour cattle ratio (7.94%), and difference is the most notable
(P < 0.01), illustrates, by effectively monitoring just before giving birth point, to take midwifery nursing intervention in time, can reduce cow difficult
The generation of product event；In terms of postpartum vaginal inflammation, metritis and placenta retention cattle proportion, test group 1
(carrying research and development anti-inflammation drugs) compared with test group 2, matched group, all significantly reduces (P < 0.05), explanation
The antibiotic medicine of the present invention has postpartum health care effect.
In addition to the technical characteristic described in description, it is the known technology of those skilled in the art.
Claims (4)
1. cow childbirth monitor, it is characterized in that: include monitoring built-in body, handle frame and controller, described monitoring built-in body matches with handle frame, its underpart inserts in handle frame, described monitoring built-in body is connected with controller, described monitoring built-in body includes support member, support column and pressure transducer, described support member is arranged on the top of support column, described support member includes multiple resilient support pawl being uniformly arranged along support column circumferencial direction, described pressure transducer is disposed therein the upper surface of a resilient support pawl, described pressure transducer is connected with controller, the bottom of described support column inserts in handle frame；Described handle frame includes support body and push-pull bar, the middle part of described support body is provided with through hole, push-pull bar one end is stretched in through hole, the other end of push-pull bar is provided with push-pull handle, the both sides of described push-pull handle are connected ring by arc connector respectively and are connected with support body, support body connection is located on support body bottom, described arc connector is that elastomeric material is made, the top longitudinal direction of described support body has gap, described monitoring built-in body bottom is inserted in the through hole of support body, and the bottom of described support body is provided with push-and-pull supporting part；
Described support column be internally provided with medicine chamber, the top of described support column is provided with the medicinal liquid being connected with medicine chamber and oozes out micropore, and the bottom, medicine chamber in support column is provided with medicine chamber lid, and described medicine intracavity is provided with antibiotic medicine；
Described antibiotic medicine is by Flos Carthami, Medulla Tetrapanacis, Fructus Cnidii, Radix Paeoniae Rubra, Periostracum Cicadae, Radix Gentianae, Radix Platycodonis, Semen Plantaginis, Catechu, Radix Salviae Miltiorrhizae, Radix Angelicae Sinensis, Radix Sophorae Flavescentis, Rhizoma Coptidis, the Radix Stemonae, Herba Leonuri, Benzoinum, the Radix Angelicae Dahuricae, Caulis Akebiae, Borneolum Syntheticum, the Radix Euphorbiae Fischerianae (Radix Euphorbiae Ebracteolatae) and Myrj 45 composition, the weight portion of each raw material is: Flos Carthami 10g, Medulla Tetrapanacis 12g, Fructus Cnidii 5g, Radix Paeoniae Rubra 10g, Periostracum Cicadae 5g, Radix Gentianae 5g, Radix Platycodonis 10g, Semen Plantaginis 5g, Catechu 10g, Radix Salviae Miltiorrhizae 10g, Radix Angelicae Sinensis 12g, Radix Sophorae Flavescentis 10g, Rhizoma Coptidis 5g, Radix Stemonae 15g, Herba Leonuri 12g, Benzoinum 10g, Radix Angelicae Dahuricae 12g, Caulis Akebiae 5g, Borneolum Syntheticum 5g, Radix Euphorbiae Fischerianae (Radix Euphorbiae Ebracteolatae) 5g, Myrj 45 350g.
2., according to the cow childbirth monitor described in claim 1, it is characterized in that: described resilient support pawl includes 4, is uniformly arranged along support column circumferencial direction.
3. according to the cow childbirth monitor described in claim 1, it is characterized in that: the outside of described monitoring built-in body is provided with one layer of protection set.
Cow the most according to claim 1 childbirth monitor, it is characterized in that: the preparation technology of described antibiotic medicine is: by Flos Carthami 10g, Medulla Tetrapanacis 12g, Fructus Cnidii 5g, Radix Paeoniae Rubra 10g, Periostracum Cicadae 5g, Radix Gentianae 5g, Radix Platycodonis 10g, Semen Plantaginis 5g, Catechu 10g, Radix Salviae Miltiorrhizae 10g, Radix Angelicae Sinensis 12g, Radix Sophorae Flavescentis 10g, Rhizoma Coptidis 5g, Radix Stemonae 15g, Herba Leonuri 12g, Benzoinum 10g, Radix Angelicae Dahuricae 12g, Caulis Akebiae 5g, Borneolum Syntheticum 5g and Radix Euphorbiae Fischerianae (Radix Euphorbiae Ebracteolatae) 5g flour respectively, cross 120 mesh sieves；Taking Myrj 45 350g, water-bath is dissolved, and adds above-mentioned medicated powder, fully stirs evenly, and then pours in mould, takes out after 4 DEG C of cooled and solidified, standby.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201410527326.XA CN104224404B (en) | 2014-10-09 | 2014-10-09 | Cow childbirth monitor |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410527326.XA CN104224404B (en) | 2014-10-09 | 2014-10-09 | Cow childbirth monitor |
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| CN104224404B true CN104224404B (en) | 2016-08-31 |
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| CN109157303B (en) * | 2018-08-02 | 2021-06-29 | 公安部南昌警犬基地 | Device for intelligently monitoring environment in vagina of oestrus bitch |
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| US6434418B1 (en) * | 2000-04-12 | 2002-08-13 | Randall H. Neal | Apparatus for measuring intrauterine pressure and fetal heart rate and method for using same |
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| US20070225584A1 (en) * | 2004-04-19 | 2007-09-27 | University Of Florida Researouchfoundation, Inc. | Novel Catheter Sensor |
| FR2994828A1 (en) * | 2012-08-31 | 2014-03-07 | Creavia | DEVICE FOR DETECTING AND SIGNALING THE PREPARATORY PHASE FOR CATCH OR EQUINE FIXTURE, CORRESPONDING COMPUTER PROGRAM PRODUCT AND METHOD |
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|---|---|---|---|---|
| EP0766946A2 (en) * | 1995-09-22 | 1997-04-09 | Graphic Controls Corporation | Transducer-tipped intrauterine pressure catheter system |
| US6434418B1 (en) * | 2000-04-12 | 2002-08-13 | Randall H. Neal | Apparatus for measuring intrauterine pressure and fetal heart rate and method for using same |
| JP2006223335A (en) * | 2005-02-15 | 2006-08-31 | Tooitsu Kk | Childbirth monitoring apparatus, childbirth monitoring method, childbirth monitoring program, recording paper |
| CN103068299A (en) * | 2009-09-28 | 2013-04-24 | 伊露米纳雷控股有限公司 | Intravaginal monitoring device and network |
| CN201905879U (en) * | 2011-01-07 | 2011-07-27 | 郝天羽 | Split digital cardiotocograph |
| CN103222902A (en) * | 2013-05-19 | 2013-07-31 | 郑州牧业工程高等专科学校 | Sow parturition automatic calling device |
| CN204158520U (en) * | 2014-10-09 | 2015-02-18 | 山东省农业科学院奶牛研究中心 | Cow childbirth monitor |
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| CN104224404A (en) | 2014-12-24 |
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