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41results about How to "Clear diagnosis" patented technology

Turbo generator set vibration fault diagnosis method based on forward reasoning

The invention discloses a turbo generator set vibration fault diagnosis method based on forward reasoning. After a diagnosed turbo generator set starts, a parameter detection device is employed to carry out real-time detection on related work parameters in a start and operation process of the diagnosed turbo generator set and synchronously sends the detection information to a vibration fault diagnosis device for automatic vibration fault diagnosis, vibration faults of the diagnosed turbo generator set are diagnosed level by level by the vibration fault diagnosis device according to the detection result transmitted by the parameter detection device in combination with the active power value of the diagnosed turbo generator set, and the fault diagnosis process comprises steps of 1, shaft vibration swinging value diagnosis; 2, start process vibration fault diagnosis; 3, zero load operation vibration fault diagnosis; and 4, loaded operation vibration fault diagnosis. The method is advantaged in that the steps are simple, and the method is reasonable in design, is convenient to realize, has good use effects, can conveniently and rapidly accomplish the online steam turbine vibration fault diagnosis process and can further realize accurate and reliable diagnosis results.
Owner:XIAN XIRE VIBRATION INST CO LTD

Anorectum checking and drug delivering device

ActiveCN106236007AAvoid blind dosingClear disease diagnosisSurgical needlesVaccination/ovulation diagnosticsDrug deliveryInner Cannula
The invention discloses an anorectum checking and drug delivering device. The anorectum checking and drug delivering device comprises an outer cannula, an inner cannula, a drug deliverer and a biopsy device. The outer cannula and the inner cannula are both of a conical structure. The outer cannula comprises an inner layer and an outer layer. The outer layer covers the inner layer from the conical bottom face of the inner layer directly to the lower middle portion of the inner layer. The inner layer and the outer layer are connected only through a fixing end, a drug deliverer containing bin is arranged in the space between the inner layer and the outer layer, an annular drug deliverer inserting opening is formed in the bottom of the drug deliverer containing bin, and a drug delivery outlet is formed in the top of the drug deliverer containing bin. The drug deliverer is arranged in the drug deliverer containing bin and can move along the drug deliverer containing bin within the axial 360-degree range. A gap is reserved in the conical top end of the outer cannula and serves as an inner cannula extension opening, and the upper end of the inner cannula stretches out of the inner cannula extension opening. An opening is formed in the side face of the top of the inner cannula, the biopsy device is arranged in the inner cannula, and the sampling end of the biopsy device stretches out of the opening. The interior of the anorectum can be checked, sampled and subjected to drug delivery, and the anorectum checking and drug delivering device is simple in structure and convenient and rapid to use.
Owner:LIUZHOU WORKERS HOSPITAL

A hepatic echinococcosis focus recognition method and system based on deep learning

InactiveCN109685810AMining powerfulImprove diagnostic accuracyImage enhancementImage analysisData setHepatic Echinococcosis
The invention discloses a hepatic echinococcosis focus recognition method and system based on deep learning. The method comprises the steps that S1, an echinococcosis CT image set is acquired from anechinococcosis case; S2, training and verifying a liver segmentation model based on the common data set to perform liver segmentation and liver volume quantification; S3, obtaining a segmented liver region from the enveloped insect CT image set through a liver segmentation model, training and verifying a focus recognition model based on a liver segmentation result, and respectively endowing cysticechinococcosis lesions and vesicular echinococcosis lesions with different target tags in training and verification; And S4, obtaining a segmented liver region from the one-pack worm CT image throughthe liver segmentation model, and inputting the liver region as a VOI region into the focus recognition model on the flat scan CT to obtain a recognition result. According to the method and the system provided by the invention, feature information such as liver placeholder can be mined, flat scanning CT images of the echinococcosis can be marked manually, and various echinococcosis can be identified and classified by utilizing a convolutional neural network model.
Owner:TSINGHUA UNIV

Gastrointestinal contrast agent containing traditional Chinese medicine extract

The invention discloses a gastrointestinal contrast agent containing a traditional Chinese medicine extract. The gastrointestinal contrast agent is prepared from the following components in parts by weight: 55-75 parts of barium sulfate, 5-15 parts of the traditional Chinese medicine extract and 20 parts of mannitol, wherein the traditional Chinese medicine extract is prepared by the following steps: taking 25 parts of tuber fleeceflower stems, 15 parts of polygala tenuifolia, 10 parts of rhizoma acori graminei, 8 parts of cynanchum auriculatum, 25 parts of seville orange flowers, 15 parts of emblic leafflower fruits, 25 parts of hawthorn, 10 parts of white hyacinth beans, 10 parts of edestan, 15 parts of radix curcumae, 25 parts of astragalus membranaceus, 15 parts of codonopsis pilosula, 15 parts of sedum sarmentosum, 15 parts of pseudo-ginseng and 25 parts of liquorice; mixing; soaking with water; decocting; filtering to obtain a filtrate; and drying the filtrate to obtain the gastrointestinal contrast agent. The gastrointestinal contrast agent disclosed by the invention has the beneficial effects of shortening the inspection time, relieving the side effects brought by X-ray inspection, has a maintaining or health-care effect on stomach, liver and the like and is good in using effect.
Owner:QINGDAO MUNICIPAL HOSPITAL

Gastrointestinal contrast agent containing traditional Chinese medicine ingredients

The invention discloses a gastrointestinal contrast agent containing traditional Chinese medicine ingredients. The gastrointestinal contrast agent consists of the following components in parts by weight: 55-75 parts of barium sulfate, 5-15 parts of a traditional Chinese medicine extract and 20 parts of mannitol, wherein the traditional Chinese medicine extract is prepared by a method comprising the following steps: mixing the following materials in parts by weight: 20-30 parts of bark of Chinese corktree, 10-20 parts of dried tangerine peel, 10-20 parts of coix seed, 5-10 parts of all-grass of hirsute gonostegia, 10-20 parts of tuckahoe, 20-30 parts of hawthorn, 5-15 parts of herb of christensen ceropegia, 20-30 parts of officinal magnolia bark, 10-20 parts of immature bitter orange, 20-30 parts of dwarf lilyturf tuber, 10-20 parts of Chinese angelica, 10-20 parts of turmeric root-tuber, 5-15 parts of Chinese caterpillar fungus and 10-20 parts of licorice; mixing; immerging by adding water; decocting; filtering; and drying. The gastrointestinal contrast agent disclosed by the invention can achieve beneficial effects of shortening the examination time, relieving side effects (nausea, emesis, inappetence and fatigue) caused by X-ray examination and the like, can also achieve an effect of nourishing or taking good care of stomach, liver and the like, and has a better using effect.
Owner:QILU CHILDRENS HOSPITAL OF SHANDONG UNIV

Esophagus functional disease diagnosis system based on multi-mode information

The invention discloses an esophagus functional disease diagnosis system based on multi-mode information. The system comprises a multi-mode information acquisition system, and a computer with a multi-mode information pre-processing system, a multi-mode information fusion program and a conditional probability table. The multi-mode information acquisition system is used for acquiring multiple kindsof single-mode information. A single-mode information pre-processing unit corresponding to each kind of single-mode information acquired by the multi-mode information acquisition system is arranged inthe multi-mode information pre-processing system. The multi-mode information fusion program is used for calculating the multi-mode information fusion probability through a Bayes inference model according to the single-mode information and the conditional probability table and judging esophagus functional diseases according to the multi-mode information fusion probability. The technical problem that in the prior art, the diagnosis accuracy of diagnosing the esophagus functional diseases according to single-mode characteristics is not high is solved, the esophagus functional diseases are diagnosed through multi-mode information fusion, and the diagnosis accuracy can be improved.
Owner:重庆高铂瑞骐科技开发有限公司

An anorectal inspection and drug delivery device

The invention discloses an anorectum checking and drug delivering device. The anorectum checking and drug delivering device comprises an outer cannula, an inner cannula, a drug deliverer and a biopsy device. The outer cannula and the inner cannula are both of a conical structure. The outer cannula comprises an inner layer and an outer layer. The outer layer covers the inner layer from the conical bottom face of the inner layer directly to the lower middle portion of the inner layer. The inner layer and the outer layer are connected only through a fixing end, a drug deliverer containing bin is arranged in the space between the inner layer and the outer layer, an annular drug deliverer inserting opening is formed in the bottom of the drug deliverer containing bin, and a drug delivery outlet is formed in the top of the drug deliverer containing bin. The drug deliverer is arranged in the drug deliverer containing bin and can move along the drug deliverer containing bin within the axial 360-degree range. A gap is reserved in the conical top end of the outer cannula and serves as an inner cannula extension opening, and the upper end of the inner cannula stretches out of the inner cannula extension opening. An opening is formed in the side face of the top of the inner cannula, the biopsy device is arranged in the inner cannula, and the sampling end of the biopsy device stretches out of the opening. The interior of the anorectum can be checked, sampled and subjected to drug delivery, and the anorectum checking and drug delivering device is simple in structure and convenient and rapid to use.
Owner:LIUZHOU WORKERS HOSPITAL

Multi-modal information fusion system for esophageal functional diseases diagnosis system

The invention discloses a multi-modal information fusion system for an esophageal functional diseases diagnosis system. The system is configured in a computer. The multi-modal information fusion system includes a single-modal information input layer, a single-modal information conditional probability calculation layer, a multi-modal information fusion probability calculation layer and a classification decision layer which are connected with one another in a step-by-step manner; a corresponding Bayesian reasoning model is configured in each single-modal information conditional probability calculation unit; m kinds of esophagus functional diseases are defined in the Bayesian reasoning model; m conditional probability tables are configured in the i-th Bayesian reasoning model, wherein the conditional probability table Eij stores the conditional probability that the j-th esophagus functional disease is expressed as the i-th kind of single-mode information; the multimodal information fusionprobability calculation layer is used to calculate multimodal information fusion probabilities; and the classification decision layer is used to determine the final categories of esophageal functional diseases. With the system of the invention adopted, multi-modal information fusion can be realized for the diagnosis of the esophageal functional diseases, and the accuracy of the diagnosis can be improved.
Owner:重庆高铂瑞骐科技开发有限公司

Gastrointestinal contrast agent containing traditional Chinese medicine

The invention discloses a gastrointestinal contrast agent containing traditional Chinese medicine ingredients. The gastrointestinal contrast agent consists of the following components in parts by weight: 55-75 parts of barium sulfate, 5-15 parts of a traditional Chinese medicine extract and 20 parts of mannitol, wherein the traditional Chinese medicine extract is prepared by a method comprising the following steps: mixing the following materials in parts by weight: 20-30 parts of bark of Chinese corktree, 10-20 parts of dried tangerine peel, 10-20 parts of coix seed, 5-10 parts of all-grass of hirsute gonostegia, 10-20 parts of tuckahoe, 20-30 parts of hawthorn, 5-15 parts of herb of christensen ceropegia, 20-30 parts of officinal magnolia bark, 10-20 parts of immature bitter orange, 20-30 parts of dwarf lilyturf tuber, 10-20 parts of Chinese angelica, 10-20 parts of turmeric root-tuber, 5-15 parts of Chinese caterpillar fungus and 10-20 parts of licorice; mixing; immerging by adding water; decocting; filtering; and drying. The gastrointestinal contrast agent disclosed by the invention can achieve beneficial effects of shortening the examination time, relieving side effects (nausea, emesis, inappetence and fatigue) caused by X-ray examination and the like, can also achieve an effect of nourishing or taking good care of stomach, liver and the like, and has a better using effect.
Owner:QILU CHILDRENS HOSPITAL OF SHANDONG UNIV

A Vibration Fault Diagnosis Method for Turbine Generator Based on Forward Reasoning

The invention discloses a turbo generator set vibration fault diagnosis method based on forward reasoning. After a diagnosed turbo generator set starts, a parameter detection device is employed to carry out real-time detection on related work parameters in a start and operation process of the diagnosed turbo generator set and synchronously sends the detection information to a vibration fault diagnosis device for automatic vibration fault diagnosis, vibration faults of the diagnosed turbo generator set are diagnosed level by level by the vibration fault diagnosis device according to the detection result transmitted by the parameter detection device in combination with the active power value of the diagnosed turbo generator set, and the fault diagnosis process comprises steps of 1, shaft vibration swinging value diagnosis; 2, start process vibration fault diagnosis; 3, zero load operation vibration fault diagnosis; and 4, loaded operation vibration fault diagnosis. The method is advantaged in that the steps are simple, and the method is reasonable in design, is convenient to realize, has good use effects, can conveniently and rapidly accomplish the online steam turbine vibration fault diagnosis process and can further realize accurate and reliable diagnosis results.
Owner:XIAN XIRE VIBRATION INST CO LTD

Gastrointestinal contrast agent containing traditional Chinese medicine extract

The invention discloses a gastrointestinal contrast agent containing a traditional Chinese medicine extract. The gastrointestinal contrast agent is prepared from the following components in parts by weight: 55-75 parts of barium sulfate, 5-15 parts of the traditional Chinese medicine extract and 20 parts of mannitol, wherein the traditional Chinese medicine extract is prepared by the following steps: taking 25 parts of tuber fleeceflower stems, 15 parts of polygala tenuifolia, 10 parts of rhizoma acori graminei, 8 parts of cynanchum auriculatum, 25 parts of seville orange flowers, 15 parts of emblic leafflower fruits, 25 parts of hawthorn, 10 parts of white hyacinth beans, 10 parts of edestan, 15 parts of radix curcumae, 25 parts of astragalus membranaceus, 15 parts of codonopsis pilosula, 15 parts of sedum sarmentosum, 15 parts of pseudo-ginseng and 25 parts of liquorice; mixing; soaking with water; decocting; filtering to obtain a filtrate; and drying the filtrate to obtain the gastrointestinal contrast agent. The gastrointestinal contrast agent disclosed by the invention has the beneficial effects of shortening the inspection time, relieving the side effects brought by X-ray inspection, has a maintaining or health-care effect on stomach, liver and the like and is good in using effect.
Owner:QINGDAO MUNICIPAL HOSPITAL
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