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TWI808816B - Method for assessing respiratory status by X-ray film - Google Patents

Method for assessing respiratory status by X-ray film Download PDF

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TWI808816B
TWI808816B TW111123908A TW111123908A TWI808816B TW I808816 B TWI808816 B TW I808816B TW 111123908 A TW111123908 A TW 111123908A TW 111123908 A TW111123908 A TW 111123908A TW I808816 B TWI808816 B TW I808816B
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patient
expiration
chest
inspiration
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TW202400075A (en
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周百謙
陳建華
莊雅婷
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臺北醫學大學
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Abstract

一種利用X光片評估呼吸狀態的方法,適用於評估一患者的呼吸狀態,並透過連接X光裝置的偵測評估系統來實施,包含收音裝置蒐集患者具有呼氣與吐氣的呼吸資料,並傳至儲存單元中儲存,處理單元分析儲存單元中的呼吸資料,以得到患者的呼吸停頓資訊,控制單元依據呼吸停頓資訊產生控制指令,X光裝置接收控制指令後,對患者進行即時拍攝以產生吸氣末胸腔X光片影像,及吐氣末胸腔X光片影像,評估單元的標示模組能依據吸氣末胸腔X光片影像與吐氣末胸腔X光片影像,分別對應產生顯示有肺臟輪廓、心臟輪廓,及橫膈膜輪廓的吸氣末輪廓影像及吐氣末輪廓影像,評估單元的比對模組比對吸氣末輪廓影像與吐氣末輪廓影像中的肺臟面積變化,計算其像素數而按比例折算實際長度,以推算出面積差異,從而評估患者的呼吸狀態,更可進一步從吸氣末與吐氣末時肺臟的體積差異,及心臟,橫膈膜的變化情形來評估。A method for assessing respiratory status by using X-ray films, which is suitable for evaluating a patient’s respiratory status, and is implemented through a detection and evaluation system connected to an X-ray device. It includes a radio device that collects breathing data of the patient’s exhalation and exhalation, and transmits them to a storage unit for storage. The processing unit analyzes the respiratory data in the storage unit to obtain the patient’s apnea information. For light film images, the marking module of the evaluation unit can generate end-inspiratory contour images and end-expiratory contour images showing the contours of the lungs, heart, and diaphragm according to the chest X-ray images at the end of inspiration and the chest X-ray images at the end of expiration. The volume difference of the lungs at the end of expiration, as well as the changes of the heart and diaphragm are evaluated.

Description

利用X光片評估呼吸狀態的方法Method for assessing respiratory status by X-ray film

本發明是有關於一種評估呼吸狀態的方法,特別是指一種利用X光片評估呼吸狀態的方法。 The present invention relates to a method for evaluating the respiratory state, in particular to a method for evaluating the respiratory state by using X-ray film.

慢性阻塞性肺病(COPD)是全球第三大死亡原因,占總死亡人數的6%,每年奪走約300萬人生命,台灣每年因慢性下呼吸道疾病死亡的人數超過6,000人以上,其中慢性阻塞性肺病(COPD)即占約5,000人,為國人常見的慢性疾病。 Chronic Obstructive Pulmonary Disease (COPD) is the third leading cause of death in the world, accounting for 6% of the total number of deaths, and takes about 3 million lives every year. In Taiwan, more than 6,000 people die each year from chronic lower respiratory diseases, of which COPD accounts for about 5,000 people. It is a common chronic disease among Chinese people.

目前透過X光片評估患者呼吸狀態時,一般是採用口頭指示患者進行吸氣與呼氣等兩種狀態下進行拍攝,特別是要求患者吸氣末時閉氣以評估肺部最大擴張狀況為常用方法,但無法確認拍攝時患者是否確實是在吸飽氣與呼完氣等兩種狀態,僅能依工作人員感受患者呼吸狀況進行拍攝,如此一來,要利用取得的影像進行其呼吸狀態的評估成效多有所折扣。 At present, when assessing a patient’s respiratory status through X-ray films, it is generally used to verbally instruct the patient to inhale and exhale. In particular, it is a common method to ask the patient to hold his breath at the end of inspiration to assess the maximum expansion of the lungs. However, it is impossible to confirm whether the patient is indeed in the two states of inhalation and exhalation during the shooting. The staff can only take pictures based on the staff’s perception of the patient’s respiratory status. In this way, the evaluation of the respiratory status using the obtained images is often less effective.

因此,本發明的目的,即在提供一種能透過一偵測評估系統自動評估患者的吸氣與吐氣狀態,從而利用X光片評估呼吸狀態的方法。 Therefore, the object of the present invention is to provide a method that can automatically evaluate the patient's inhalation and exhalation state through a detection and evaluation system, thereby using X-ray film to evaluate the respiratory state.

於是,本發明利用X光片評估呼吸狀態的方法,適用於評估一患者的呼吸狀態,並透過一連接一X光裝置的偵測評估系統來實施,該偵測評估系統包括一收音裝置、一連接該收音裝置的儲存單元、一連接該儲存單元的處理單元、一連接該處理單元與該X光裝置的控制單元,及一評估單元,該評估單元具有一標示模組,及一比對模組。 Therefore, the method of the present invention for assessing the respiratory state using X-ray films is suitable for evaluating the respiratory state of a patient, and is implemented through a detection and evaluation system connected to an X-ray device. The detection and evaluation system includes a radio device, a storage unit connected to the radio device, a processing unit connected to the storage unit, a control unit connected to the processing unit and the X-ray device, and an evaluation unit. The evaluation unit has a marking module and a comparison module.

該利用X光片評估呼吸狀態的方法包含該收音裝置蒐集該患者一具有呼氣與吐氣的呼吸資料,並傳至該儲存單元中儲存。 The method for assessing the breathing state by using X-ray film includes that the sound collecting device collects the breath data of the patient with exhalation and exhalation, and transmits the data to the storage unit for storage.

該處理單元分析該儲存單元中的呼吸資料,以得到該患者的一呼吸停頓資訊,並可透過該呼吸停頓資訊判讀該患者的一吸氣末狀態與一吐氣末狀態。 The processing unit analyzes the respiration data in the storage unit to obtain an apnea information of the patient, and can judge an end-inspiration state and an end-expiration state of the patient through the apnea information.

該控制單元依據該呼吸停頓資訊產生一控制指令,該X光裝置接收該控制指令後,對該患者進行即時拍攝以產生至少一吸氣末胸腔X光片影像,及至少一吐氣末胸腔X光片影像。 The control unit generates a control instruction according to the apnea information. After receiving the control instruction, the X-ray device takes pictures of the patient in real time to generate at least one end-inspiration chest X-ray image and at least one end-expiration chest X-ray image.

該評估單元的標示模組能依據該至少一吸氣末胸腔X光片影像與該至少一吐氣末胸腔X光片影像,能分別對應產生顯示有肺臟輪廓、心臟輪廓,及橫膈膜輪廓的一吸氣末輪廓影像及一吐氣 末輪廓影像。 According to the at least one end-inspiration chest X-ray image and the at least one end-expiration chest X-ray image, the marking module of the evaluation unit can generate an end-inspiratory contour image and an expiratory contour image showing the outline of the lungs, the outline of the heart, and the outline of the diaphragm respectively. final contour image.

該評估單元的比對模組比對該吸氣末輪廓影像與該吐氣末輪廓影像中的該肺臟面積變化,計算其像素數而按比例折算實際長度,以推算出一面積差異,從而評估該患者的呼吸狀態。 The comparison module of the evaluation unit compares the lung area change in the end-inspiration contour image and the end-expiration contour image, calculates the number of pixels and converts the actual length proportionally to calculate an area difference, thereby evaluating the respiratory state of the patient.

本發明之功效在於,透過該收音裝置蒐集患者的呼吸資料來獲得其呼吸停頓資訊,從而讓X光裝置能正確地在患者吸氣末與吐氣末變化之間拍攝胸腔X光片影像,並於後續透過評估單元來標示胸腔器官輪廓,及計算肺臟面積變化進而評估患者的呼吸狀態。 The function of the present invention is to collect the breathing data of the patient through the radio device to obtain information about the apnea, so that the X-ray device can correctly take chest X-ray images between the patient's end-inspiration and end-expiration changes, and then use the evaluation unit to mark the outline of chest organs and calculate the changes in lung area to evaluate the patient's respiratory state.

1:X光裝置 1: X-ray device

2:偵測評估系統 2: Detection and evaluation system

21:收音裝置 21: Radio device

22:儲存單元 22: storage unit

23:處理單元 23: Processing unit

24:控制單元 24: Control unit

25:評估單元 25: Evaluation unit

251:標示模組 251: Labeling module

252:比對模組 252: Comparing modules

本發明的其他的特徵及功效,將於參照圖式的實施方式中清楚地呈現,其中:圖1是一示意圖,說明本發明利用X光片評估呼吸狀態的方法的一X光裝置與一偵測評估系統;圖2是一X光片影像圖,說明本發明利用X光片評估呼吸狀態的方法中,經一標示模組對胸腔中的器官標示出不同顏色;圖3是一X光片影像圖,說明本發明利用X光片評估呼吸狀態的方法拍攝一患有慢性阻塞性肺病的胸腔X光片影像;圖4是一X光片影像圖,說明本發明利用X光片評估呼吸狀態 的方法的拍攝一般正常人的胸腔X光片影像;及圖5是一X光片影像圖,說明本發明利用X光片評估呼吸狀態的方法的拍攝一般正常人於吸氣末及吐氣末時的胸腔X光片影像。 Other features and functions of the present invention will be clearly presented in the embodiments with reference to the drawings, wherein: FIG. 1 is a schematic diagram illustrating an X-ray device and a detection and evaluation system of the method for evaluating the respiratory state by using X-ray films according to the present invention; FIG. Chest X-ray film image of lung disease; Fig. 4 is an X-ray film image figure, illustrates that the present invention utilizes X-ray film to assess respiratory state 5 is an X-ray image diagram illustrating the chest X-ray images of ordinary normal people at the end of inspiration and end of expiration when the method for evaluating the respiratory state using X-rays is used in the present invention.

在本發明被詳細描述前,應當注意在以下的說明內容中,類似的元件是以相同的編號來表示。 Before the present invention is described in detail, it should be noted that in the following description, similar elements are denoted by the same numerals.

參閱圖1與圖2,本發明利用X光片評估呼吸狀態的方法,適用於透過一連接一X光裝置1的偵測評估系統2來評估一患者的呼吸狀態。 Referring to FIG. 1 and FIG. 2 , the method of the present invention for evaluating the respiratory state by using X-ray film is suitable for evaluating the respiratory state of a patient through a detection and evaluation system 2 connected to an X-ray device 1 .

該偵測評估系統2包括一收音裝置21、一連接該收音裝置21的儲存單元22、一連接該儲存單元22的處理單元23、一連接該處理單元23與該X光裝置1的控制單元24,及一連接該X光裝置1與該處理單元23的評估單元25,該評估單元25具有一標示模組251,及一比對模組252。 The detection and evaluation system 2 includes a radio device 21, a storage unit 22 connected to the radio device 21, a processing unit 23 connected to the storage unit 22, a control unit 24 connected to the processing unit 23 and the X-ray device 1, and an evaluation unit 25 connected to the X-ray device 1 and the processing unit 23. The evaluation unit 25 has a marking module 251 and a comparison module 252.

本發明利用X光片評估呼吸狀態的方法主要是透過以下步驟實施: The present invention utilizes X-ray film to evaluate the method of breathing state mainly through the following steps:

首先,先進行該患者的呼吸資料蒐集與分析。在本實施例中,主要是透過該收音裝置21先蒐集該患者一具有呼氣與吐氣的 呼吸資料,並傳至該儲存單元22中儲存,透過該偵測評估系統2的該處理單元23來分析該儲存單元22中的呼吸資料,以得到該患者的一呼吸停頓資訊,並可透過該呼吸停頓資訊判讀該患者的一吸氣末狀態(此時肺部體積最大)與一吐氣末狀態(此時肺部體積最小)。該收音裝置21能選用例如高指向性麥克風、或藍芽耳機,或藍芽骨傳導無線耳機等設備。 First, collect and analyze the respiratory data of the patient. In the present embodiment, it is mainly through the radio device 21 to first collect the patient's breath and exhalation. Respiratory data are transmitted to the storage unit 22 for storage, and the processing unit 23 of the detection and evaluation system 2 is used to analyze the respiration data in the storage unit 22 to obtain an apnea information of the patient, and the patient's end-inhalation state (the lung volume is the largest at this time) and an end-expiration state (the lung volume is the smallest) can be judged through the apnea information. The sound receiving device 21 can be selected from devices such as a high-directional microphone, or a Bluetooth earphone, or a Bluetooth bone conduction wireless earphone.

接著,便能透過該X光裝置1輔以對應該患者的呼吸停頓資訊來對該患者進行胸腔X光拍攝。具體地說,該控制單元24能依據該處理單元23中的該呼吸停頓資訊來產生一控制指令,以控制該X光裝置對該患者的拍攝精準時間點。 Then, chest X-ray shooting of the patient can be performed through the X-ray device 1 supplemented with information about apnea corresponding to the patient. Specifically, the control unit 24 can generate a control command according to the apnea information in the processing unit 23, so as to control the precise timing of the X-ray device taking pictures of the patient.

詳細地說,該控制單元24依據該呼吸停頓資訊,便能判斷該患者當下是進行呼氣或是吐氣的階段,從而在適當時間(也就是在該吸氣末狀態與該吐氣末狀態)自動對該患者進行X光的即時拍攝,而對應產生一吸氣末胸腔X光片影像,及一吐氣末胸腔X光片影像。 In detail, the control unit 24 can judge whether the patient is currently exhaling or exhaling according to the apnea information, so as to automatically take real-time X-ray images of the patient at an appropriate time (that is, in the end-inspiration state and the end-expiration state), and correspondingly generate an end-inspiration chest X-ray image and an end-expiration chest X-ray image.

隨後該吸氣末胸腔X光片影像與該吐氣末胸腔X光片影像能傳至該評估單元24中,透過該評估單元24的該標示模組251,能以一預設影像處理方式,對該吸氣末胸腔X光片影像與該吐氣末胸腔X光片影像,分別對應產生顯示有肺臟輪廓、心臟輪廓,及橫膈膜輪廓的一吸氣末輪廓影像及一吐氣末輪廓影像。要說明的是, 在本實施例中,該標示模組251自動定義的該肺臟輪廓、該心臟輪廓,及該橫膈膜輪廓能供操作者微調,以更精確地標示出各器官位置。再者,前述預設影像處理方式例如可為透過類神經網路、機器學習等模型訓練後的成果,藉此能有效地將欲觀察之組織標的輪廓進行顯示。 Then the end-inspiratory chest X-ray image and the end-expiration chest X-ray image can be transmitted to the evaluation unit 24. Through the marking module 251 of the evaluation unit 24, a preset image processing method can be used to generate an end-inspiration contour image and an end-expiration contour image showing the outline of the lungs, the heart, and the diaphragm respectively. To clarify, In this embodiment, the contour of the lungs, the contour of the heart, and the contour of the diaphragm automatically defined by the marking module 251 can be fine-tuned by the operator to mark the positions of the organs more accurately. Furthermore, the above-mentioned preset image processing method can be, for example, the result of model training through neural network, machine learning, etc., so as to effectively display the outline of the tissue target to be observed.

最後,該評估單元25的該比對模組252會依據對該吸氣末輪廓影像與該吐氣末輪廓影像中的該肺臟面積變化,計算其像素數而按比例折算實際長度,以推算出一面積差異,從而評估該患者的呼吸狀態,舉例來說,當該面積差異變化不大而仍是在一預設值內時,可評估該患者應有較高機率患有慢性阻塞性肺病。 Finally, the comparison module 252 of the evaluation unit 25 calculates the number of pixels according to the change of the lung area in the end-inspiration contour image and the end-expiration contour image, and converts the actual length proportionally to calculate an area difference, so as to evaluate the respiratory state of the patient.

本發明透過該收音裝置21拍攝X光片評估呼吸狀態的方法更可以有效應用於臥床病患,由於臥床病患照射胸腔X光片時只能從前往後照(AP view),無法由後往前照(PA view),無法有效配合檢查人員的指示,因此,該收音裝置21透過臥床病患的吸氣與吐氣的聲音分析,便能自動在臥床病患於其吸氣末與吐氣末時進行胸腔X光片的拍攝,可有效提升拍攝品質,降低臨床誤判。 The method of the present invention for assessing the respiratory state by taking X-ray films through the radio device 21 can be more effectively applied to bedridden patients. Because the bedridden patients can only take chest X-ray films from the front to the rear (AP view) when irradiating them, they cannot take pictures from the back to the front (PA view), and cannot effectively cooperate with the instructions of the inspectors. Improve shooting quality and reduce clinical misjudgment.

值得一提的是,同樣透過影像紀錄與分析,本方法同樣可以評估心臟於吸氣與吐氣時的大小變化,是否與心臟衰竭有關。以及可以評估橫膈膜與呼吸時是否有正常上下移動,可以找到單側或雙側的橫膈膜移動受限,或不正常運動問題。影像也可以透過分 析橫膈膜下方的腸胃移動問題,是否有腸氣,以及胃脹氣,及便秘等問題,影響到肺部問題。影像也可以同時注意到氣管在呼氣與吸氣中的變化率,進一步推測氣管偏移是否因左右兩側肺部有其壓力差異,或是氣管內有腫瘤,造成氣管於吸氣與吐氣中無法維持在縱膈腔中央。 It is worth mentioning that, also through image recording and analysis, this method can also evaluate whether the size change of the heart during inhalation and exhalation is related to heart failure. And it can assess whether the diaphragm moves up and down normally during breathing, and can find unilateral or bilateral diaphragmatic movement restriction, or abnormal movement problems. Images can also be viewed through the Analyze the problem of gastrointestinal movement under the diaphragm, whether there is intestinal gas, flatulence, and constipation, which affect lung problems. The imaging can also notice the rate of change of the trachea during expiration and inspiration, and further speculate whether the deviation of the trachea is due to the pressure difference between the left and right lungs, or a tumor in the trachea, which makes the trachea unable to maintain the center of the mediastinum during inspiration and expiration.

進一步地,除了透過X光片影像的面積變化來評估該患者的呼吸狀態之外,還可透過體積差異來評估該患者的呼吸狀態。具體地說,當要透過該體積差異來評估該患者的呼吸狀態時,在該X光裝置1接收該控制指令後,會對該患者拍攝多張吸氣末胸腔X光片影像,及多張吐氣末胸腔X光片影像,且該些X光片影像除正面外,亦有側面的影像,藉此能取得該患者的XYZ三軸資訊,而標示模組251能對該肺臟與該心臟標示出不同顏色(見圖2),且該比對模組252能比對該等吸氣末輪廓影像與該等吐氣末輪廓影像中的肺臟體積變化,而推算出一體積差異,從而評估該患者的呼吸狀態,舉例來說,當該體積差異變化不大而仍是在一預設值內時,可評估該患者應有較高機率患有慢性阻塞性肺病。此外,除了肺臟體積明顯變化外,心臟大小也有明顯差異,因此,也能藉由考慮是否有心臟擴大及功能不佳同時進行判斷。 Further, in addition to evaluating the patient's respiratory state through the area change of the X-ray image, the patient's respiratory state can also be evaluated through the volume difference. Specifically, when evaluating the patient's breathing state through the volume difference, after the X-ray device 1 receives the control command, it will take a plurality of end-inspiration chest X-ray images and a plurality of end-expiration chest X-ray images of the patient, and these X-ray images include frontal and side images, so as to obtain the patient's XYZ three-axis information, and the marking module 251 can mark the lungs and the heart in different colors (see FIG. 2 ), and the comparison module 2 52. Comparing the lung volume changes in the end-inspiration contour images and the end-expiration contour images, a volume difference can be calculated to evaluate the respiratory state of the patient. For example, when the volume difference changes little but is still within a preset value, it can be estimated that the patient should have a higher probability of suffering from chronic obstructive pulmonary disease. In addition, in addition to the obvious changes in the volume of the lungs, there are also significant differences in the size of the heart. Therefore, it can also be judged by considering whether there is an enlarged heart and poor function.

更佳地,該標示模組251還能標示出該橫膈膜的位置,以透過該橫膈膜於患者在吸氣及吐氣之間的變化關係來評估該患 者的呼吸狀態。 More preferably, the marking module 251 can also mark the position of the diaphragm, so as to evaluate the relationship between the diaphragm and the change between the patient's inhalation and exhalation. the breathing state of the patient.

參閱圖3與圖4,透過該橫膈膜於患者在吸氣及吐氣之間的角度變化關係能評估患者的呼吸狀態。圖3顯示出患有慢性阻塞性肺病(COPD)的胸腔X光片影像,圖4顯示出正常人的胸腔X光片影像,由圖3與圖4的拍攝結果可知,患有慢性阻塞性肺病的胸腔X光片影像所標示出的橫膈膜差異,其角度變化為少而呈現扁平化(flattened)狀態(如圖3所示);反觀由正常人的胸腔X光片影像所標示出的橫膈膜差異可看出,其橫膈膜變化角度較為尖銳。 Referring to FIG. 3 and FIG. 4 , the breathing state of the patient can be evaluated through the angle change relationship between the diaphragm and the patient between inhalation and exhalation. Figure 3 shows the chest X-ray images of patients with chronic obstructive pulmonary disease (COPD), and Figure 4 shows the chest X-ray images of normal people. From the shooting results of Figure 3 and Figure 4, it can be seen that the difference in the diaphragm angle marked by the chest X-ray images of patients with COPD is flattened (as shown in Figure 3); sharper.

參閱圖5,顯示出正常人於吐氣末(Expiration)(圖5的左圖)及吸氣末(Inspiration)(圖5的右圖)兩者的胸腔X光片影像,由胸腔X光片影像可知,正常人於吐氣末與吸氣末的橫膈膜變化高低變化量大,而慢性阻塞性肺病患者因胸腔抬升幅度有所限制,使得橫膈膜變化則較為平緩。 Referring to Figure 5, it shows the chest X-ray images of normal people at the end of expiration (the left picture of Figure 5) and the end of inspiration (the right picture of Figure 5). From the chest X-ray images, it can be seen that in normal people, the diaphragm changes greatly at the end of expiration and end of inspiration, while in patients with chronic obstructive pulmonary disease, due to the limited range of chest lift, the changes in the diaphragm are relatively gentle.

要說明的是,前述透過肺臟面積與體積的評估方式可與透過橫膈膜判斷的方式一起動態綜合評估。更進一步地,該標示模組251還能標示出該肺臟的血管寬度,從而搭配比例尺判斷血液流經該肺臟的狀況來評估患者的呼吸狀況,一般來說,於吸氣時回到心臟血液會增加,這些血管會呈現於X光片上,當越少血液流經肺臟時,其血管寬度越窄,使得X光片所看到的血管影像體積縮小;相反地,如果越大血液流經肺臟時,其血管寬度變寬,使得X光片 所看到的血管影像體積變大,從而能評估患者患有慢性阻塞性肺病或是另有心臟衰竭問題的可能性。 It should be noted that the above-mentioned evaluation method through lung area and volume can be dynamically and comprehensively evaluated together with the method through diaphragm judgment. Furthermore, the marking module 251 can also mark the width of the blood vessels of the lung, so as to judge the blood flow through the lungs with a scale to evaluate the patient’s breathing condition. Generally speaking, the blood returning to the heart will increase during inhalation, and these blood vessels will appear on the X-ray film. The images of the blood vessels seen are increased in size, allowing the patient to be assessed for the possibility of chronic obstructive pulmonary disease or another heart failure problem.

綜上所述,本發明利用X光片評估呼吸狀態的方法,由該收音裝置21蒐集患者的呼吸資料,以獲得其呼吸停頓資訊,從而讓X光裝置1能正確地在患者吸氣末與吐氣末變化之間拍攝胸腔X光片影像,並於後續透過評估單元25來標示胸腔中各器官的輪廓,與標示不同顏色表示,不僅能透過計算肺臟面積或體積變化來評估患者的呼吸狀態,更可進一步加入橫膈膜位置的變化關係,及血管寬度差異一起動態綜合評估會者的呼吸狀態,故確實能達成本發明的目的。 To sum up, the present invention utilizes the X-ray film assessment method of respiratory state, and collects the respiratory data of the patient through the radio device 21 to obtain information about the respiratory pause, so that the X-ray device 1 can correctly capture chest X-ray images between the patient’s end-inspiration and end-expiration changes, and then use the evaluation unit 25 to mark the contours of various organs in the chest cavity, and mark different colors. Not only can the patient’s respiratory state be evaluated by calculating the change in lung area or volume, but also the relationship between changes in the position of the diaphragm can be added, and The difference in blood vessel width can be used to dynamically and comprehensively evaluate the breathing state of the participant, so the purpose of the present invention can indeed be achieved.

惟以上所述者,僅為本發明的實施例而已,當不能以此限定本發明實施的範圍,凡是依本發明申請專利範圍及專利說明書內容所作的簡單的等效變化與修飾,皆仍屬本發明專利涵蓋的範圍內。 But the above are only embodiments of the present invention, and should not limit the scope of the present invention. All simple equivalent changes and modifications made according to the patent scope of the present invention and the content of the patent specification are still within the scope of the patent of the present invention.

1:X光裝置 1: X-ray device

2:偵測評估系統 2: Detection and evaluation system

21:收音裝置 21: Radio device

22:儲存單元 22: storage unit

23:處理單元 23: Processing unit

24:控制單元 24: Control unit

25:評估單元 25: Evaluation unit

251:標示模組 251: Labeling module

252:比對模組 252: Comparing modules

Claims (5)

一種利用X光片評估呼吸狀態的方法,適用於評估一患者的呼吸狀態,並透過一連接一X光裝置的偵測評估系統來實施,該偵測評估系統包括一收音裝置、一連接該收音裝置的儲存單元、一連接該儲存單元的處理單元、一連接該處理單元與該X光裝置的控制單元,及一評估單元,該評估單元具有一標示模組,及一比對模組,該利用X光片評估呼吸狀態的方法包含:該收音裝置蒐集該患者一具有呼氣與吐氣的呼吸資料,並傳至該儲存單元中儲存;該處理單元分析該儲存單元中的呼吸資料,以得到該患者的一呼吸停頓資訊,並可透過該呼吸停頓資訊判讀該患者的一吸氣末狀態與一吐氣末狀態;該控制單元依據該呼吸停頓資訊產生一控制指令,該X光裝置接收該控制指令後,對該患者進行即時拍攝以產生至少一吸氣末胸腔X光片影像,及至少一吐氣末胸腔X光片影像;該評估單元的標示模組能依據該至少一吸氣末胸腔X光片影像與該至少一吐氣末胸腔X光片影像,能分別對應產生顯示有肺臟輪廓、心臟輪廓,及橫膈膜輪廓的一吸氣末輪廓影像及一吐氣末輪廓影像;及該評估單元的比對模組比對該吸氣末輪廓影像與該吐氣末輪廓影像中的該肺臟面積變化,計算其像素數而按比例折算實際長度,以推算出一面積差異,從而評估該患 者的呼吸狀態。 A method for evaluating the respiratory state by using X-ray film, which is suitable for evaluating the respiratory state of a patient, and is implemented through a detection and evaluation system connected to an X-ray device. The detection and evaluation system includes a radio device, a storage unit connected to the radio device, a processing unit connected to the storage unit, a control unit connected to the processing unit and the X-ray device, and an evaluation unit. The evaluation unit has a marking module and a comparison module. The patient has breath data of exhalation and exhalation, which is transmitted to the storage unit for storage; the processing unit analyzes the breath data in the storage unit to obtain a breath pause information of the patient, and can judge an end-inspiration state and an end-expiration state of the patient through the breath pause information; the control unit generates a control command according to the breath pause information, and after receiving the control command, the X-ray device performs real-time photography on the patient to generate at least one end-inspiration chest X-ray image and at least one end-expiration chest X-ray image Image; the marking module of the evaluation unit can generate an end-inspiration contour image and an end-expiration contour image corresponding to the at least one end-inspiration chest X-ray image and the at least one end-expiration chest X-ray image respectively showing the outline of the lungs, the heart outline, and the diaphragm; and the comparison module of the evaluation unit compares the changes in the area of the lung in the end-inspiration outline image and the end-expiration outline image, calculates the number of pixels, and converts the actual length proportionally to calculate an area difference. assess the patient the breathing state of the patient. 如請求項1所述的利用X光片評估呼吸狀態的方法,其中,該X光裝置接收該控制指令後,能對該患者拍攝而產生多張吸氣末胸腔X光片影像,及多張吐氣末胸腔X光片影像,該標示模組能對該肺臟標示出顏色,且該比對模組能比對該等吸氣末輪廓影像與該等吐氣末輪廓影像中的肺臟體積變化,而推算出一體積差異。 The method for evaluating respiratory state by X-ray film as described in Claim 1, wherein, after receiving the control command, the X-ray device can take pictures of the patient to generate a plurality of end-inspiration chest X-ray images and a plurality of end-expiration chest X-ray images, the marking module can mark the lung with color, and the comparison module can compare the lung volume changes in the end-inspiration contour images and the end-expiration contour images to calculate a volume difference. 如請求項2所述的利用X光片評估呼吸狀態的方法,其中,該標示模組能對該肺臟與該心臟標示出不同顏色,依據該肺臟與該心臟的體積變化,及該橫膈膜的位置變化,評估該患者的呼吸狀態。 The method for evaluating the respiratory state by using X-ray film as described in Claim 2, wherein the marking module can mark the lung and the heart with different colors, and evaluate the patient's respiratory state according to the volume change of the lung and the heart, and the position change of the diaphragm. 如請求項3所述的利用X光片評估呼吸狀態的方法,其中,該標示模組還能標示出該肺臟的血管寬度,以判斷血液流經該肺臟的狀況。 According to the method for assessing respiratory state by using X-ray film as described in Claim 3, wherein, the marking module can also mark the blood vessel width of the lung, so as to judge the condition of blood flowing through the lung. 如請求項1所述的利用X光片評估呼吸狀態的方法,其中,該標示模組自動定義的該肺臟輪廓、該心臟輪廓,及該橫膈膜輪廓能供操作者微調。The method for assessing respiratory state by using X-ray film as described in Claim 1, wherein the lung contour, the heart contour, and the diaphragm contour automatically defined by the marking module can be fine-tuned by the operator.
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