CN111772589B - Detection system for judging whether capsule endoscopy is suitable and route-exploring capsule thereof - Google Patents

Abstract

The invention discloses a route-exploring capsule, which comprises a signal transmitting part for transmitting signals, a power supply for providing electric energy for the signal transmitting part, a magnetic field induction part for generating excitation signals under the action of a magnetic field, and a control part for receiving the excitation signals sent by the magnetic field induction part and controlling the signal transmitting part to send the signals when receiving the excitation signals; the signal transmitting part, the magnetic field induction part and the control part are all connected with the power supply, and the signal transmitting part and the magnetic field induction part are all connected with the control part. The route-exploring capsule provided by the invention can detect whether a user is suitable for a capsule endoscope before the user uses the capsule endoscope, and has the advantages of simple structure and low production and manufacturing cost; and the detection method is convenient and easy to operate, and can be operated by a user or a doctor. The invention also discloses a detection system for using the route exploring capsule and judging whether the capsule endoscope is suitable.

Description

Detection system for judging whether capsule endoscopy is suitable and route-exploring capsule thereof

Technical Field

The invention relates to the technical field of capsule endoscopy, in particular to a pathfinding capsule. In addition, the invention also relates to a detection system comprising the route exploring capsule for judging whether the capsule endoscope is suitable or not.

Background

The current examinations used to assess small bowel patency are small bowel CT imaging (CTE), small bowel magnetic resonance imaging (MRE), and an access capsule that does not require complex bowel preparation and does not require radiation exposure as compared to CTE and MRE.

In addition, because the size of the route searching capsule is close to that of the capsule type endoscope, the swallowing route searching capsule can simulate the swallowing process of the capsule type endoscope for a part of patients, particularly children, so that the fear of the part of patients to swallow the capsule type endoscope is reduced, and the swallowing time of the capsule is shortened.

The research result shows that the negative prediction value between the exploring capsule and the radiological examination is not different, namely, no matter the exploring capsule is used before the capsule type endoscopy examination or the radiological examination is carried out, as long as the examination result is negative, the patient is likely to successfully complete the capsule type endoscopy examination.

In the prior art, the detection of whether the route-exploring capsule stays in the body is generally performed by radiology (detection of barium sulfate), by a scanner (detection of RFID tag), or by a marker method, and mainly, after colored substances are absorbed by the human body, the colored substances are discharged by metabolism of the human body, and the color of urine of the subject is judged by distinguishing.

The existing route-exploring capsule product can actually have the condition that the volume of the capsule is reduced at the end of the target working time, and if the capsule discharged out of the body does not have too large volume change, a doctor judges that the digestive tract of a user does not have the retention risk. However, the quantifiable effect of the condition in clinic is not good, and the doctor's experience is used as the basis for judgment, so that the judgment may be misjudged.

In view of the above, it is an urgent need to solve the problem of the art to provide an exploring capsule capable of determining whether a user is suitable for a capsule endoscope.

Disclosure of Invention

In view of the above, the present invention provides a way-finding capsule, which has an external shape similar to that of a capsule endoscope, and can detect whether the way-finding capsule is expelled from the body within a predetermined time period in cooperation with an external device to determine whether a user is inspecting the digestive tract by using the capsule endoscope. Another object of the present invention is to provide a detection system for determining whether a capsule endoscope is suitable, which includes the above-mentioned route-exploring capsule.

In order to achieve the above purpose, the invention provides the following technical scheme:

a route-exploring capsule comprises a signal transmitting part for transmitting signals, a power supply for providing electric energy for the signal transmitting part, a magnetic field induction part for generating excitation signals under the action of a magnetic field, and a control part for receiving the excitation signals transmitted by the magnetic field induction part and controlling the signal transmitting part to transmit the signals when receiving the excitation signals;

the signal transmitting part, the magnetic field induction part and the control part are all connected with the power supply, and the signal transmitting part and the magnetic field induction part are all connected with the control part.

Preferably, the route-exploring capsule comprises an inner capsule part and an outer disintegrating part which is wrapped outside the inner capsule part and used for simulating the appearance of the capsule endoscope, and the outer disintegrating part is a material piece which is swallowed and begins to disintegrate after entering a human body for a preset time;

the power supply, the magnetic field induction part, the signal transmitting part and the control part are all arranged on the inner capsule part.

Preferably, the inner capsule portion is centrally disposed within the outer disintegrating portion.

Preferably, the inner capsule portion is provided with a PC casing, and the power supply, the magnetic field sensing portion, the signal emitting portion and the control portion are all arranged in the PC casing.

Preferably, the PC casing is a casing which is arranged in a sealed manner, the magnetic field sensing part is arranged at one end of the PC casing in the length direction, the signal transmitting part is arranged at the other end of the PC casing in the length direction, and the control part is arranged between the magnetic field sensing part and the signal transmitting part.

Preferably, the magnetic field sensing part is a hall sensor that sends an excitation signal to the control part under the action of a magnetic field.

A detection system for judging whether a capsule endoscope is suitable comprises the route exploring capsule and external equipment, wherein the external equipment is used for being matched with the route exploring capsule to detect whether the route exploring capsule exists in the body of a user;

the external device comprises a magnetic field part for providing a magnetic field and a signal receiving part for receiving the signal sent by the signal transmitting part.

Preferably, the external device further includes a prompting portion for prompting after the signal receiving portion receives the signal sent by the signal emitting portion, and the signal receiving portion is connected to the prompting portion.

Preferably, the route exploring capsule is provided with at least one acceleration sensor and at least one pressure sensor;

the external equipment is provided with a first data receiver for receiving the data measured by the acceleration sensor, a second data receiver for receiving the data measured by the pressure sensor and a processor for processing the data measured by the first data receiver and the second data receiver;

the processor is used for drawing a pressure cloud chart of the route exploring capsule according to the received information of the first data receiver and the second data receiver and judging the blocking position of the cavity where the route exploring capsule is located.

Preferably, the number of the pressure sensors is at least three, wherein two pressure sensors are respectively arranged at two ends of the route exploring capsule in the length direction, and at least one pressure sensor is arranged on the peripheral side surface of the route exploring capsule.

The invention provides a route-exploring capsule, which comprises a signal transmitting part for transmitting signals, a power supply for providing electric energy for the signal transmitting part, a magnetic field induction part for generating excitation signals under the action of a magnetic field, and a control part for receiving the excitation signals sent by the magnetic field induction part and controlling the signal transmitting part to send the signals when receiving the excitation signals; the signal transmitting part, the magnetic field induction part and the control part are all connected with the power supply, and the signal transmitting part and the magnetic field induction part are all connected with the control part.

When a user uses the route exploring capsule provided by the invention, the route exploring capsule is swallowed firstly, and after the route exploring capsule is swallowed into the body, the route exploring capsule can be discharged through the digestive tract of the human body or be retained in the body; after the specified time, whether the route exploring capsule exists in the digestive tract of the user needs to be checked, in the detection process, a magnetic field needs to be provided near the abdomen of the user, if the route exploring capsule still exists in the digestive tract of the user, the magnetic field sensing part can send an excitation signal to the control part under the action of the magnetic field, the control part can control the signal transmitting part to send a signal after receiving the excitation signal of the magnetic field sensing part, after the signal sent by the signal transmitting part is successfully received, the route exploring capsule is proved to still exist in the digestive tract of the user, and the condition that the user does not use the capsule endoscope to check the digestive tract is judged because the shape of the route exploring capsule is similar to that of the capsule endoscope; when the signal sent by the signal transmitting part can not be received, the route exploring capsule is proved to be discharged by the user, so that the user can be judged to use the capsule endoscope to carry out the digestive tract detection.

Compared with the prior art, the route exploring capsule provided by the invention can detect whether a user is suitable for a capsule endoscope before the user uses the capsule endoscope, and has the advantages of simple structure and low production and manufacturing cost; and the detection method is convenient and easy to operate, and can be operated by a user or a doctor.

The invention also discloses a detection system for using the route exploring capsule and judging whether the capsule endoscope is suitable.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the prior art descriptions will be briefly described below, it is obvious that the drawings in the following description are only embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the provided drawings without creative efforts.

FIG. 1 is an isometric view of a particular embodiment of an access capsule provided by the present invention;

FIG. 2 is a side view of the access capsule of FIG. 1;

FIG. 3 is a schematic cross-sectional view taken along the line A-A in FIG. 2;

FIG. 4 is an isometric view of a particular embodiment of an external device provided by the present invention;

FIG. 5 is a side view of the external device of FIG. 4;

fig. 6 is a schematic cross-sectional view taken along the direction B-B in fig. 5.

In FIGS. 1-6:

1 is an inner capsule part, 11 is a power supply, 12 is a magnetic field induction part, 13 is a signal emission part, 14 is a control part, 15 is a PC shell, 2 is an outer disintegration part, 3 is an external device, 31 is a signal receiving part, 32 is a magnetic field part, 33 is a handle, 34 is a shell and 35 is an external power supply.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

The core of the invention is to provide a route-exploring capsule, which is internally provided with a magnetic field induction part and can send an excitation signal to a control part under the action of a magnetic field so as to control a signal transmitting part to send a signal and detect whether the route-exploring capsule exists in the body of a user, thereby simplifying the detection process and facilitating the operation. The invention also provides a detection system for judging whether the capsule endoscope is suitable or not, wherein the detection system comprises the route-exploring capsule.

Referring to fig. 1-6, fig. 1 is an isometric view of an embodiment of a pathfinding capsule provided by the present invention; FIG. 2 is a side view of the access capsule of FIG. 1; FIG. 3 is a schematic cross-sectional view taken along the line A-A in FIG. 2; FIG. 4 is an isometric view of a particular embodiment of an external device provided by the present invention; FIG. 5 is a side view of the external device of FIG. 4; fig. 6 is a schematic cross-sectional view taken along the direction B-B in fig. 5.

The route exploring capsule provided by the present embodiment includes asignal transmitting portion 13 for transmitting a signal, apower source 11 for providing electric energy for thesignal transmitting portion 13, a magneticfield induction portion 12 for generating an excitation signal under the action of a magnetic field, and acontrol portion 14 for receiving the excitation signal sent by the magneticfield induction portion 12 and controlling thesignal transmitting portion 13 to send a signal when receiving the excitation signal; thesignal emitting part 13, the magneticfield sensing part 12 and thecontrol part 14 are all connected with thepower supply 11, and thesignal emitting part 13 and the magneticfield sensing part 12 are all connected with thecontrol part 14.

When a user uses the route-exploring capsule provided by the embodiment, the route-exploring capsule needs to be swallowed firstly, and after the route-exploring capsule is swallowed into a human body, the route-exploring capsule can be discharged through the digestive tract of the human body or can be retained in the human body; after the specified time, whether the route exploring capsule exists in the digestive tract of the user needs to be detected, in the detection process, a magnetic field needs to be provided near the abdomen of the user, if the route exploring capsule still exists in the digestive tract of the user, the magneticfield sensing part 12 sends an excitation signal to thecontrol part 14 under the action of the magnetic field, thecontrol part 14 controls thesignal transmitting part 13 to send a signal after receiving the excitation signal of the magneticfield sensing part 12, and after the signal sent by thesignal transmitting part 13 is successfully received, the route exploring capsule is proved to still exist in the digestive tract of the user, and the fact that the shape of the route exploring capsule is similar to that of an endoscope capsule, the user is judged that the endoscope is not suitable for inspecting the digestive tract; when the signal transmitted by thesignal transmitting part 13 is not received, the user is proved that the route exploring capsule is already discharged, so that the user can be judged to use the capsule endoscope to perform the digestive tract detection.

It should be noted that, the magneticfield sensing portion 12 mentioned in this embodiment may send an excitation signal to thecontrol portion 14 when sensing a magnetic field, or send a signal to thecontrol portion 14 only when the magnetic field strength is greater than or equal to a preset magnetic field strength, where the preset magnetic field strength is a magnetic field strength designed in advance, and is specifically determined according to an actual situation.

Compared with the prior art, the route exploring capsule provided by the embodiment can simulate whether a user is suitable for capsule endoscope detection in advance before the user uses the capsule endoscope, and has the advantages of simple structure and low production and manufacturing cost; and the detection method is convenient and easy to operate, and can be operated by a user or a doctor.

On the basis of the embodiment, the route-exploring capsule comprises aninner capsule part 1 and an outer disintegratingpart 2 which is wrapped outside theinner capsule part 1 and used for simulating the appearance of a capsule endoscope, wherein the outer disintegratingpart 2 is a material piece which is swallowed and begins to disintegrate after a preset time when entering a human body; thepower supply 11, the magneticfield induction part 12, thesignal emitting part 13 and thecontrol part 14 are all arranged on theinner capsule part 1.

It should be noted that the preset time is generally 30 hours, and certainly, the preset time may also be less than or greater than 30 hours due to the physical constitution of the user or other special conditions, which is determined according to the actual conditions and is not described herein again.

Under the condition that the route exploring capsule is not discharged within the preset time, the outer disintegratingpart 2 can be disintegrated within a certain time, so that the volume of the route exploring capsule is reduced, the route exploring capsule is convenient for a user to discharge, and the route exploring capsule is prevented from being retained in the body of the user.

On the basis of the above-described embodiment, theinner capsule portion 1 may be disposed centrally within theouter disintegrating portion 2, and the central disposition referred to herein means that the center of theinner capsule portion 1 coincides with the center of theouter disintegrating portion 2, and the central axis of theinner capsule portion 1 coincides with the central axis of theouter disintegrating portion 2.

Inner capsule portion 1 sets up between two parties inouter portion 2 that disintegrates, can make the even setting of thickness ofouter portion 2 that disintegrates to makeouter portion 2 can go on in step at each position of the in-process that disintegrates, optimize the process thatouter portion 2 that disintegrates.

On the basis of the above embodiment, theinner capsule portion 1 can include thePC housing 15, and thepower source 11, the magneticfield sensing portion 12, thesignal transmitting portion 13 and thecontrol portion 14 are all disposed in thePC housing 15, and during the use process, thePC housing 15 is not easily corroded by the liquid in the digestive tract of the human body, so that the components inside thePC housing 15 can be protected from corrosion, and the components inside thePC housing 15 can work normally.

ThePC case 15 may be provided as a sealed case, and the magneticfield sensing part 12 is provided at one end of thePC case 15 in the length direction, thesignal emitting part 13 is provided at the other end of thePC case 15 in the length direction, and thecontrol part 14 is provided between the magneticfield sensing part 12 and thesignal emitting part 13.

Thecontrol part 14 is arranged between the magneticfield induction part 12 and thesignal transmitting part 13, so that the connection of the magneticfield induction part 12, thesignal transmitting part 13 and thecontrol part 14 can be facilitated.

Preferably, the PChousing 15 is a cylindrical housing with rounded corners at the edges.

The magneticfield sensing part 12 may be a hall sensor that sends an excitation signal to thecontrol part 14 under the action of a magnetic field, and certainly, the magneticfield sensing part 12 may also be other structures that meet the requirement, which are not described herein.

When the hall sensor senses a magnetic field, an excitation signal is sent to thecontrol part 14, and thecontrol part 14 controls thesignal emitting part 13 to send a signal after receiving the excitation signal.

Preferably, when the magnetic field induction part is a three-axis Hall element, under the common cooperation of a plurality of external magnetic fields, a receiver and an algorithm, the positioning of the pathfinding capsule in the alimentary canal can be realized, and the harm to the human body caused by the existing detection mode is avoided.

In addition to the above-mentioned route-exploring capsule, the present invention also provides a detection system for determining whether a capsule endoscope is suitable, the detection system comprising the route-exploring capsule disclosed in the above embodiment, and anexternal device 3 for cooperating with the route-exploring capsule to detect whether the route-exploring capsule exists in the body of the user; theexternal device 3 includes amagnetic field section 32 for providing a magnetic field and asignal receiving section 31 for receiving a signal transmitted by thesignal transmitting section 13; for the structure of other parts of the detection system for determining whether the capsule endoscope is suitable for use, reference is made to the prior art, and details thereof are not repeated herein.

In the process of using the detection system for determining whether a capsule endoscope is suitable or not provided by the embodiment, after a user swallows the access capsule for a certain time, the external device 3 may be used to detect whether the access capsule is present in a human body, in the detection process, the external device 3 may be placed near the abdomen of the user to provide a required magnetic field for the access capsule, the magnetic field sensing part 12 sends an excitation signal to the control part 14 after sensing the magnetic field, the control part 14 controls the signal transmitting part 13 to send a signal after receiving the excitation signal, and after the signal receiving part 31 successfully receives the signal sent by the signal transmitting part 13, the detection capsule is proved to be still present in the body of the user, and the user does not exclude the access capsule within a specified time, so that the user is not suitable for the detection of the capsule endoscope; when the signal receiving part 31 cannot receive the signal sent by the signal transmitting part 13, it is proved that the route-exploring capsule is expelled by the user, and the user successfully expels the route-exploring capsule within a specified time, so that the user is suitable for the detection of the capsule endoscope.

Theexternal device 3 can comprise theshell 34 and thehandle 33 arranged on theshell 34, the arrangement of thehandle 33 can facilitate the use process of theexternal device 3, and theexternal device 3 can be directly held by hand to detect whether the route-exploring capsule exists in the body of a user, so that the detection process is more convenient; or theexternal device 3 may be fixed, and during the detection, the user moves to perform the detection.

Theexternal device 3 further includes a presentation unit for presenting a signal transmitted from thesignal transmission unit 13 after thesignal reception unit 31 receives the signal, and thesignal reception unit 31 is connected to the presentation unit.

The prompting part may be a buzzer or a signal lamp, and when thesignal receiving part 31 receives the signal transmitted by thesignal transmitting part 13, the prompting part gives a prompt by means of buzzing or blinking.

The arrangement of the prompt part enables a detection person to observe a detection result more easily in the detection process, and a user can carry out detection operation by himself.

In addition, themagnetic field part 32 of theexternal device 3 for providing a magnetic field to the magneticfield induction part 12 may be a permanent magnet or an electromagnet, which is determined according to actual situations and is not described herein.

As shown in fig. 6, anexternal power source 35 may be provided in theexternal device 3 for supplying electric power to thesignal receiving section 31, the electromagnet, and the prompter.

On the basis of the embodiment, at least one acceleration sensor for detecting the acceleration of the route exploring capsule and at least one pressure sensor for detecting the pressure borne by the route exploring capsule can be arranged on the route exploring capsule; theexternal device 3 is provided with a first data receiver for receiving data measured by the acceleration sensor, a second data receiver for receiving data measured by the pressure sensor, and a processor for processing data measured by the first data receiver and the second data receiver.

In the use process, the acceleration sensor can transmit the detected data to the first data receiver, and the processor judges the shape and the smoothness of the cavity according to the acceleration information transmitted by the acceleration sensor.

The acceleration sensor can obtain the motion condition of the route-exploring capsule, so that the posture of the current route-exploring capsule can be obtained more intuitively.

Preferably, at least two acceleration sensors can be arranged, and the acceleration sensors are respectively arranged at different positions of the route exploring capsule so as to obtain the parameters of the route exploring capsule in a rotating state.

In the detection process, the acceleration conditions of different parts of the route exploring capsule can be obtained, and comprehensive judgment is carried out by combining the body position of a human body, for example, after the human body swallows the route exploring capsule, when the human body is in a standing posture, the route exploring capsule is generally in a vertical state, when the data measured by the acceleration sensor is not zero and the route exploring capsule can be proved to be in a motion state, the smoothness in the vertical cavity or the vertical channel is proved to be good; when the human body is in a lying posture, the route exploring capsule is generally in a transverse state, and when the data measured by the acceleration sensor is not zero and the route exploring capsule can be proved to be in a motion state, the smoothness in the transverse cavity or channel of the section is proved to be good.

The processor is used for processing the data received by the first data receiver, for example, the movement speed and direction of the route-exploring capsule can be calculated according to the data measured by the acceleration sensor.

Preferably, at least three pressure sensors may be provided, wherein two pressure sensors are respectively provided at two ends of the route exploring capsule in the length direction, and at least one pressure sensor is provided at the peripheral side surface of the route exploring capsule.

In the using process, when the number of the pressure sensors is large, the pressure data received by the second data receiver can be converted into a pressure cloud chart through the processor, so that the pressure distribution on different parts of the route-exploring capsule can be observed conveniently; in addition, the processor can be combined with data measured by the pressure sensor and the acceleration sensor to judge the specific blocking position of the cavity or the channel, for example, when a human body is in a standing state, the data measured by the pressure sensor can judge which specific part of the route exploring capsule is extruded, and the approximate position of the route exploring capsule can be measured according to the data measured by the acceleration sensor and the signal emitted by the signal emitting part, so that the specific blocking position of the cavity or the channel can be roughly determined.

It should be noted that the first and second data receivers mentioned in the present document are only for distinguishing the position differences and are not in sequence.

The embodiments in the present description are described in a progressive manner, each embodiment focuses on differences from other embodiments, and the same and similar parts among the embodiments are referred to each other. Any combination of all embodiments provided by the present invention is within the scope of the present invention, and will not be described herein.

The detection system for judging whether the capsule endoscope is suitable and the route-exploring capsule thereof provided by the invention are described in detail above. The principles and embodiments of the present invention are explained herein using specific examples, which are presented only to assist in understanding the method and its core concepts. It should be noted that, for those skilled in the art, it is possible to make various improvements and modifications to the present invention without departing from the principle of the present invention, and those improvements and modifications also fall within the scope of the claims of the present invention.

Claims (8)

1. A route-exploring capsule is characterized by comprising a signal transmitting part (13) for transmitting a signal, a power supply (11) for supplying electric energy to the signal transmitting part (13), a magnetic field induction part (12) for generating an excitation signal under the action of a magnetic field, and a control part (14) for receiving the excitation signal transmitted by the magnetic field induction part (12) and controlling the signal transmitting part (13) to transmit the signal when receiving the excitation signal;

the signal emitting part (13), the magnetic field induction part (12) and the control part (14) are all connected with the power supply (11), and the signal emitting part (13) and the magnetic field induction part (12) are all connected with the control part (14);

the route-exploring capsule comprises an inner capsule part (1) and an outer disintegrating part (2) which is wrapped outside the inner capsule part (1) and used for simulating the appearance of a capsule endoscope, wherein the outer disintegrating part (2) is a material piece which is swallowed and begins to disintegrate after entering a human body for a preset time;

the power supply (11), the magnetic field induction part (12), the signal emission part (13) and the control part (14) are all arranged on the inner capsule part (1);

inner capsule portion (1) is provided with PC casing (15), power (11) magnetic field response portion (12) signal emission portion (13) with control unit (14) all set up in PC casing (15).

2. The prospecting capsule according to claim 1, characterized in that the inner capsule part (1) is arranged centrally within the outer disintegrating part (2).

3. The capsule according to claim 2, wherein the PC housing (15) is a hermetically sealed housing, the magnetic field sensing portion (12) is disposed at one end of the PC housing (15) in the longitudinal direction, the signal emitting portion (13) is disposed at the other end of the PC housing (15) in the longitudinal direction, and the control portion (14) is disposed between the magnetic field sensing portion (12) and the signal emitting portion (13).

4. The exploration capsule according to claim 1, wherein said magnetic field sensing portion (12) is a hall sensor sending an excitation signal to said control portion (14) under the influence of a magnetic field.

5. A detection system for determining the suitability of an endoscopic capsule, comprising the access capsule according to any of claims 1 to 4 and an external device (3) for cooperating with the access capsule to detect the presence of the access capsule in a user's body;

the external device (3) comprises a magnetic field part (32) for providing a magnetic field and a signal receiving part (31) for receiving the signal sent by the signal transmitting part (13).

6. The detection system for determining whether a capsule endoscope is suitable according to claim 5, wherein the external device (3) further comprises a prompting portion for prompting after the signal receiving portion (31) receives the signal sent by the signal transmitting portion (13), and the signal receiving portion (31) is connected with the prompting portion.

7. The detection system for determining the suitability of an endoscope in a capsule according to claim 5, wherein the route-exploring capsule is provided with at least one acceleration sensor and at least one pressure sensor;

the external equipment (3) is provided with a first data receiver for receiving the data measured by the acceleration sensor, a second data receiver for receiving the data measured by the pressure sensor and a processor for processing the data measured by the first data receiver and the second data receiver;

the processor is used for drawing a pressure cloud chart of the route exploring capsule according to the received information of the first data receiver and the second data receiver and judging the blocking position of the cavity where the route exploring capsule is located.

8. The system for detecting whether an endoscope is used in a capsule according to claim 7, wherein the number of the pressure sensors is at least three, two of the pressure sensors are respectively disposed at two ends of the capsule in the length direction, and at least one of the pressure sensors is disposed at the peripheral side of the capsule.

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