CN115702783A - Neuroelectrophysiological monitoring device - Google Patents

Abstract

The invention discloses a neuroelectrophysiological monitoring device, comprising: a rectal pressure detection element disposed within a patient's rectum and adapted to detect an intra-rectal pressure of the patient; the myoelectricity detection piece is arranged close to the rectal pressure detection piece and is suitable for being in contact with the external anal sphincter and detecting myoelectricity activity of the external anal sphincter; the monitoring module is respectively connected with the rectal pressure detection piece and the myoelectricity detection piece to monitor the intra-rectal pressure of the patient and the myoelectricity activity of the external anal sphincter. According to the nerve electrophysiology monitoring device, the nerve electrophysiology monitoring device can detect the pressure in the rectum and the myoelectric activity of the external anal sphincter at the same time, a plurality of monitoring instruments are not needed for detection, the safety of the operation is improved, and the risk after the operation is reduced.

Description

Neuroelectrophysiological monitoring device

Technical Field

The invention relates to the field of medical instruments, in particular to a nerve electrophysiology monitoring device.

Background

In the related art, the current indicators of interest for monitoring during surgery include pressure in the bladder and rectum, and myoelectrical activity of the external sphincter of the urethra and the external sphincter of the anus. However, the conventional device is limited by the structure of the monitoring instrument, and can only monitor a certain index during the operation, but cannot simultaneously monitor multiple indexes. When the pressure in the rectum and the myoelectric record of the external anal sphincter are detected, a plurality of invasive monitoring instruments are required to respectively detect, so that the wound of a patient is large, the price is high, the detection mode cannot detect the pressure in the rectum and the myoelectric record of the external anal sphincter at the same time, the safety of the operation is reduced, and the risk after the operation is improved.

Disclosure of Invention

The present invention is directed to solving at least one of the problems of the prior art. Therefore, an object of the present invention is to provide a neuroelectrophysiological monitoring device capable of simultaneously detecting the direct intestinal pressure and the myoelectric activity of the external anal sphincter without requiring a plurality of monitoring instruments, improving the safety of the operation, and reducing the risk after the operation.

According to the present invention, there is provided a neuroelectrophysiological monitoring device comprising: a rectal pressure detection element disposed within a patient's rectum and adapted to detect an intra-rectal pressure of the patient; the myoelectricity detection piece is arranged close to the rectal pressure detection piece and is suitable for being in contact with the external anal sphincter and detecting myoelectricity activity of the external anal sphincter; the monitoring module is respectively connected with the rectal pressure detection piece and the myoelectric detection piece to monitor the intra-rectal pressure of the patient and the myoelectric activity of the external anal sphincter.

According to the invention, the neuroelectrophysiological monitoring device is provided with the pressure detection piece, the myoelectric detection piece and the monitoring module, wherein the pressure detection piece is used for detecting the intrarectal pressure of a patient, the myoelectric detection piece is used for detecting the myoelectric activity of the external anal sphincter, and the monitoring module is used for monitoring the intrarectal pressure and the myoelectric activity of the external anal sphincter, so that the neuroelectrophysiological monitoring device can simultaneously detect the intrarectal pressure and the myoelectric activity of the external anal sphincter without a plurality of monitoring instruments, thereby improving the safety of an operation and reducing the postoperative risk.

According to an embodiment of the present invention, the rectal pressure detection element comprises: the communicating pipe is suitable for conveying media, one end of the communicating pipe is arranged in the rectum of the patient, and the other end of the communicating pipe extends out of the patient; the rectal expansion capsule is arranged at one end of the communicating pipe and is communicated with the communicating pipe, and the peripheral wall of the rectal expansion capsule is stopped against the inner rectal wall of the patient; the pressure conversion device is provided with a detection end and a signal output end, the detection end is communicated with the other end of the communicating pipe and is suitable for detecting the pressure of a medium in the communicating pipe, the signal output end is in communication connection with the monitoring module, and the pressure conversion device is suitable for converting the pressure of the medium into a rectal internal pressure signal and transmitting the rectal internal pressure signal to the monitoring module through the signal output end.

According to an embodiment of the present invention, the other end of the communication pipe may be configured to be connected to a medium injection device that selectively injects a medium into the communication pipe.

According to an embodiment of the present invention, the neuroelectrophysiological monitoring device further includes: the three-way pipe is provided with a first connector, a second connector and a third connector which can be selectively communicated with each other, and the first connector is connected with the other end of the communicating pipe; the second interface is connected with the detection end of the pressure conversion device; the third interface is connected with the medium injection device.

According to an embodiment of the present invention, the myoelectric detection member is provided on an outer periphery of the communication pipe.

According to an embodiment of the present invention, the myoelectricity detecting member includes: the myoelectric electrodes are arranged on the periphery of the communicating pipe at intervals.

According to one embodiment of the present invention, each of the myoelectric electrodes is configured in a strip shape, and an extending direction of the myoelectric electrode is the same as an extending direction of the communication pipe, and a plurality of the myoelectric electrodes are arranged at intervals on the outer circumference of the communication pipe.

According to one embodiment of the invention, each myoelectric electrode is configured in a ring shape and is arranged around the communication pipe, and a plurality of myoelectric electrodes are arranged at intervals in the extending direction of the communication pipe.

According to an embodiment of the invention, the neuroelectrophysiological monitoring device further includes: myoelectric electrode connecting wire harness, myoelectric electrode connecting wire harness's at least part set up in the communicating tube and one end with a plurality of myoelectric electrode links to each other, the other end with monitoring module links to each other.

According to one embodiment of the invention, the peripheral wall of the communication pipe is provided with a plurality of scale marks which are arranged at intervals in the extending direction of the communication pipe.

Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.

Drawings

The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:

FIG. 1 is a schematic structural diagram of a neuroelectrophysiological monitoring device according to a first aspect of an embodiment of the invention;

FIG. 2 is a schematic structural diagram of a neuroelectrophysiological monitoring device according to a second aspect of an embodiment of the invention;

FIG. 3 is a schematic structural diagram of a neurophysiological monitoring apparatus according to a third aspect of an embodiment of the invention;

FIG. 4 is a schematic structural diagram of a ring-shaped myoelectric electrode according to an embodiment of the invention;

fig. 5 is a sectional view of a ring-shaped electromyographic electrode according to an embodiment of the present invention.

Reference numerals are as follows:

the neuroelectrophysiological monitoring device 100 is configured to,

a communication pipe 111, a communication conduit 112, a detection end 113, a medium injection device 114, a myoelectric electrode 121, a myoelectric electrode connection wiring harness 122, a monitoring module 13, a communication pipe fixing device 14, an injector connecting pipe 15, a urine discharging pipe 161, a urine collecting bag 162, a first regulating valve 17, a second regulating valve 18, a bladder fluid opening 19,

the neuroelectrophysiological monitoring device 200 is configured to,

a communicating pipe 211, a communicating conduit 212, a detection end 213, a medium injection device 214, an intrarectal dilatation balloon 215, a myoelectric electrode 221, a myoelectric electrode connecting wire harness 222, a monitoring module 23, a third regulating valve 24,

the neuroelectrophysiological monitoring device 300 is configured to,

a first communication pipe 3111, a first communication conduit 3112, a first detection end 3113, a first myoelectric electrode 3121, a first myoelectric electrode connection harness 3122, a communication pipe fixing device 313, a syringe connection pipe 314, a urination tube 3151, a urine collection bag 3152, a fourth regulating valve 316, a fifth regulating valve 317, an intravesical liquid opening 318,

a second communicating pipe 3211, a second communicating pipe 3212, a second detecting end 3213, an internal rectal dilatation balloon 3214, a second myoelectric electrode 322, a second myoelectric electrode connecting wire harness 323, a sixth regulating valve 324,

a monitoring module 33, a first medium injection device 34, a second medium injection device 35,

ring-shaped myoelectric electrode 1211 and strip-shaped myoelectric electrode 1212.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar functions throughout. The embodiments described below with reference to the accompanying drawings are illustrative only for the purpose of explaining the present invention and are not to be construed as limiting the present invention.

A neuroelectrophysiological monitoring device for detecting a pressure within a bladder and a myoelectrical activity of an external urinary sphincter of a patient according to an embodiment of a first aspect of the present application is described below.

Referring to fig. 1, a neuroelectrophysiological monitoring device 100 according to an embodiment of the present invention is described below, the neuroelectrophysiological monitoring device 100 including a bladder pressure detector, a myoelectric detector, and a monitoring module 13. The bladder pressure detection piece is arranged in the bladder of a patient and is suitable for detecting the pressure in the bladder of the patient, the myoelectricity detection piece is arranged close to the bladder pressure detection piece and is suitable for being in contact with the external urethral sphincter and detecting the myoelectricity activity of the external urethral sphincter, and the monitoring module 13 is respectively connected with the bladder pressure detection piece and the myoelectricity detection piece to monitor the pressure in the bladder of the patient and the myoelectricity activity of the external urethral sphincter.

In the related art, the current indicators of interest for monitoring during surgery include intravesical pressure and myoelectric activity of external sphincter of urethra. However, the conventional device is limited by the structure of the monitoring instrument, and can only monitor a certain index during the operation, but cannot simultaneously monitor multiple indexes. When the pressure in the bladder and the myoelectric recording of the external sphincter of the urethra are detected, a plurality of invasive monitoring instruments are required to detect respectively, so that the wound of a patient is large, the price is high, the detection mode cannot detect the bladder pressure and the myoelectric recording of the external sphincter of the urethra at the same time, the safety of the operation is reduced, and the postoperative risk is improved.

Specifically, the neuroelectrophysiological monitoring device 100 includes a bladder pressure detector, a myoelectric detector, and a monitoring module 13. The bladder pressure detection piece is arranged in a bladder of a patient, the bladder pressure detection piece can be used for detecting the pressure in the bladder of the patient, the myoelectricity detection piece is arranged close to the bladder pressure detection piece, the myoelectricity detection piece can be in contact with the external sphincter of the urethra and can be in contact with the external sphincter of the urethra to detect the myoelectricity activity of the external sphincter of the urethra, the monitoring module 13 is respectively connected with the bladder pressure detection piece and the myoelectricity detection piece, the bladder pressure detection piece and the myoelectricity detection piece can transmit signals to the monitoring module 13, and the monitoring module 13 monitors the pressure in the bladder of the patient and the myoelectricity activity of the external sphincter of the urethra according to the received signals.

In brief, according to the neuroelectrophysiology monitoring apparatus 100 of the present invention, the neuroelectrophysiology monitoring apparatus 100 is provided with a pressure detection member for detecting the intravesical pressure of the patient, a myoelectricity detection member for detecting the myoelectricity activity of the external urethral sphincter, and a monitoring module 13 for monitoring the intravesical pressure and the myoelectricity activity of the external urethral sphincter, so that the neuroelectrophysiology monitoring apparatus 100 can simultaneously detect the intravesical pressure and the myoelectricity activity of the external urethral sphincter without a plurality of monitoring instruments, thereby improving the safety of the operation and reducing the postoperative risk.

According to one embodiment of the present invention, the bladder pressure detecting member includes a communication pipe 111 and a pressure converting device, and the communication pipe 111 may be used for transmitting a medium, wherein the medium may be a liquid medicine such as physiological saline. One end of the communication pipe 111 is openly disposed in the bladder of the patient, and the other end of the communication pipe 111 extends to the outside of the patient. The communicating tube 111 may be used to transport a medium to transport the medium from the outside to the patient, or to transport the medium in the patient to the outside.

The pressure conversion device has a detection end 113 and a signal output end, the detection end 113 is communicated with the communication pipe 111, and the detection end 113 is used for detecting the pressure of the medium in the communication pipe 111, wherein a communication conduit 112 is arranged between the detection end 113 and the communication pipe 111, one end of the communication conduit 112 is connected with the communication pipe 111, and the other end of the communication conduit 112 is connected with the detection end 113, so that the detection end 113 is communicated with the inner cavity of the communication pipe 111. An on-off valve may be provided between the communication pipe 112 and the communication pipe 111, and the communication pipe 112 and the communication pipe 111 may be selectively communicated with each other by providing the on-off valve.

The signal output end is connected with the monitoring module 13, the pressure conversion device can convert the pressure of the medium into an intravesical pressure signal and transmit the pressure signal to the monitoring module 13 through the signal output end, and the monitoring module 13 monitors the intravesical pressure of the patient according to the intravesical pressure signal.

According to one embodiment of the present invention, the other end of the communication pipe 111 is provided with a medium injection device 114, wherein the medium injection device 114 may be configured as a syringe. The medium injection device 114 selectively injects a medium into the communication pipe 111, and the medium can be delivered into the bladder of the patient through the communication pipe 111. An on-off valve may be provided between the medium injector 114 and the communication pipe 111, and the medium injector 114 and the communication pipe 111 may be selectively communicated with each other by providing the on-off valve.

According to an embodiment of the present invention, the neuroelectrophysiological monitoring device 100 further includes a first regulator valve 17, wherein the first regulator valve 17 can be configured as a three-way regulator valve, and the first regulator valve 17 includes a first port, a second port, and a third port, and the first port, the second port, and the third port are in one-to-one communication with the communication tube 111, the communication conduit 112, and the medium injection apparatus 114, respectively. Through setting up the tee bend governing valve, can reduce multiplexing and the plug operation of monitoring in-process to the port, the operating personnel of being convenient for connects monitoring facilities in advance, further reduces the operation degree of difficulty.

When the first port is communicated with the third port and the second port is disconnected, the communicating pipe 111 is communicated with the medium injection device 114, at the moment, the medium injection device 114 can selectively inject the medium into the communicating pipe 111, and the medium can be conveyed into the bladder of the patient through the communicating pipe 111; when the first port is communicated with the second port and the third port is disconnected, the communicating pipe 111 is communicated with the communicating conduit 112, at this time, the pressure conversion device can convert the pressure of the medium in the communicating conduit 112 into a pressure signal in the bladder, and the pressure signal is transmitted to the monitoring module 13 through the signal output end, and the monitoring module 13 monitors the pressure in the bladder of the patient according to the pressure signal in the bladder.

In another embodiment of the present invention, the communication pipe 112 or the medium injection device 114 may be directly connected to the communication pipe 111, thereby omitting the structure of the first regulation valve 17.

According to an embodiment of the present invention, the myoelectric detection element is disposed at the periphery of the communication pipe 111, further, when the communication pipe 111 enters into the body of the patient, the myoelectric detection element may directly contact with the external urethral sphincter and detect the myoelectric activity of the external urethral sphincter by contacting the myoelectric detection element with the external urethral sphincter, and the myoelectric detection element may be integrated at the periphery of the communication pipe 111, so as to ensure that the neuroelectrophysiological monitoring device 100 detects the myoelectric activity of the external urethral sphincter while detecting the pressure in the bladder, thereby achieving the effect of detecting two parameters at the same time, improving the safety of the operation, and reducing the risk after the operation.

According to an embodiment of the present invention, the myoelectric detection member includes a plurality of myoelectric electrodes 121, the plurality of myoelectric electrodes 121 are arranged at intervals on the periphery of the communication pipe 111, the plurality of myoelectric electrodes 121 can obtain myoelectric activity of the external urethral sphincter by touching mucosa on the surface of the external urethral sphincter, and the myoelectric electrodes 121 are arranged at intervals on the periphery of the communication pipe 111 to further improve accuracy and comprehensiveness of measurement, thereby improving safety of an operation.

According to one embodiment of the present invention, as shown in fig. 5, each myoelectric electrode 121 is configured in a bar shape, and the extending direction of each myoelectric electrode 121 is the same as the extending direction of the communication pipe 111, a plurality of myoelectric electrodes 121 are arranged at intervals on the outer circumference of the communication pipe 111, wherein the plurality of myoelectric electrodes 121 are arranged at intervals, each myoelectric electrode 121 is insulated from each other, and each myoelectric electrode 121 measures a myoelectric activity signal of the external urethral sphincter, respectively. Specifically, the number of the striped electromyographic electrodes 1212 may be 2, 4, 6, 8 or more, and the number of the striped electromyographic electrodes 1212 may also be set in the singular. Through setting up a plurality of strip electrodes along the extending direction interval of communicating pipe 111, can monitor the left side of external sphincter of urethra and right side myoelectric activity signal respectively at least to can also monitor the myoelectric activity signal of the external sphincter of urethra that corresponds different positions on 111 circumference, so that monitor the myoelectric activity of the external sphincter of urethra of different positions more accurately.

According to an embodiment of the present invention, as shown in fig. 4, each myoelectric electrode 121 is configured in a ring shape and is disposed around a communication pipe 111, a plurality of myoelectric electrodes 121 are arranged at intervals in an extending direction of the communication pipe 111, wherein the plurality of myoelectric electrodes 121 are arranged at intervals, each myoelectric electrode 121 is insulated from each other, and each myoelectric electrode 121 measures a myoelectric activity signal of the external urethral sphincter, thereby realizing measurement of myoelectric activity signals of multiple places of the external urethral sphincter and improving accuracy of the myoelectric electrodes 121 in measuring the myoelectric activity signal of the external urethral sphincter. By surrounding the communication pipe 111 and arranging the plurality of ring-shaped myoelectric electrodes 1211 at intervals, myoelectric activity signals of the external urethral sphincter corresponding to different depth positions in the extending direction of the communication pipe 111 can be monitored, so that myoelectric activity of the external urethral sphincter at different positions can be monitored more accurately.

In the neuroelectrophysiological monitoring device 100 for an adult male patient, the upper end of each myoelectric electrode 121 may be located between 2cm and 5cm, preferably 3.5cm, from the beginning of the bladder neck of the patient. In the neuroelectrophysiological monitoring device 100 for use with an adult female patient, the upper end of each myoelectric electrode 121 may be between 0.5cm and 3cm, preferably 1.5cm, from the beginning of the patient's bladder neck. In the neuroelectrophysiological monitoring device 100 for a minor patient, the upper end of each myoelectric electrode 121 is located at a distance from the start of the bladder neck of the patient which is smaller than the distance from the start of the bladder neck of the patient at the upper end of each myoelectric electrode 121 in the neuroelectrophysiological monitoring device 100 for a male adult patient or a female adult patient.

According to an embodiment of the present invention, the peripheral wall of the communication pipe 111 is provided with a plurality of scale marks arranged at intervals in the extending direction of the communication pipe 111, and the scale marks can be used for adjusting the depth of the insertion of the communication pipe 111 into the urethra of the patient, so as to ensure that the communication pipe 111 is always at the safe depth, improve the safety of the operation, and reduce the risk after the operation.

According to one embodiment of the invention, the neuroelectrophysiological monitoring device 100 further comprises a myoelectric electrode connection harness 122, the myoelectric electrode connection harness 122 being adapted to electrically connect the myoelectric electrode 121 with the monitoring module 13. At least part of the myoelectric electrode connecting harness 122 is embedded in the communicating tube 111 or on the tube wall, one end of the myoelectric electrode connecting harness 122 is connected with the plurality of myoelectric electrodes 121, the other end of the myoelectric electrode connecting harness 122 is connected with the monitoring module 13, the plurality of myoelectric electrodes 121 can be respectively and independently connected with the monitoring module 13 through the myoelectric electrode connecting harness 122, and the measured myoelectric activity signal is transmitted to the monitoring module 13 through the myoelectric electrode connecting harness 122.

According to an embodiment of the present invention, the neuroelectrophysiological monitoring device 100 further includes a communication tube fixing device 14, the communication tube fixing device 14 being disposed at an end of the communication tube 111, wherein the communication tube fixing device 14 may be configured as a rubber member, and the communication tube fixing device 14 is selectively deformable to be tensioned within the bladder of the patient. Specifically, communication pipe fixing device 14 has a contracted state and an expanded state. When the communication pipe fixing device 14 is in the contracted state, the communication pipe 111 can enter or move out of the bladder of the patient, and when the communication pipe fixing device 14 is in the expanded state, the communication pipe 111 is fixed in the bladder of the patient without falling off.

According to an embodiment of the present invention, an expansion chamber is formed inside communication pipe fixing device 14, and the expansion chamber may be selectively expanded or contracted. The expansion cavity is communicated with an injector connecting pipe 15, the injector connecting pipe 15 can be used for injecting a medium into the expansion cavity to control the deformation of the communicating pipe fixing device 14, wherein the medium can be liquid or gas, the injector connecting pipe 15 enables the expansion cavity to expand in size by injecting the medium into the expansion cavity, and therefore the communicating pipe fixing device 14 is in contact with and fixed on the inner wall of the bladder of a patient.

According to an embodiment of the present invention, at least a portion of the syringe connection tube 15 is received inside the communication tube 111 or on the wall of the tube, so that the space occupied by the syringe connection tube 15 is reduced, and the integration of the syringe connection tube 15 is improved.

According to an embodiment of the present invention, the neuroelectrophysiological monitoring device 100 further includes a urine drainage tube 161, one end of the urine drainage tube 161 is selectively communicated with the communication tube 111, a urine collection bag 162 is disposed at the other end of the urine drainage tube 161, the urine collection bag 162 is used for collecting residual urine or media in the bladder of the patient, and specifically, the neuroelectrophysiological monitoring device 100 further includes an intravesical liquid opening 19, the intravesical liquid opening 19 can drain the residual urine or media in the bladder, the residual urine or media in the bladder is input into the urine drainage tube 161 along the communication tube 111, and is then conveyed into the urine collection bag 162 through the urine drainage tube 161 until the operation is finished.

According to an embodiment of the present invention, the neuroelectrophysiological monitoring device 100 further includes a second regulator valve 18, wherein the second regulator valve 18 is configured as a three-way regulator valve, and the second regulator valve 18 includes a fourth port, a fifth port, and a sixth port, and the fourth port, the fifth port, and the sixth port are respectively disposed in one-to-one correspondence with the front section of the communication pipe 111, the rear section of the communication pipe 111, and the urine discharge pipe 161. Through setting up the tee bend governing valve, can reduce multiplexing and the plug operation of monitoring in-process to the port, the operating personnel of being convenient for connects monitoring facilities in advance, further reduces the operation degree of difficulty.

When the fourth port is communicated with the fifth port and the sixth port is disconnected, the front section of the communication pipe 111 is communicated with the rear section of the communication pipe 111, and at the moment, the medium injection device 114 can inject a medium into the bladder of the patient, so that the pressure in the bladder of the patient can be monitored. When the fourth port is communicated with the sixth port and the fifth port is disconnected, the front section of the communicating pipe 111 is communicated with the urine discharging pipe 161, and at the moment, residual urine or media in the bladder of the patient are input into the urine discharging pipe 161 along the communicating pipe 111 and then conveyed into the urine collecting bag 162 through the urine discharging pipe 161 until the operation is finished.

A neuroelectrophysiological monitoring device to detect intrarectal pressure and myoelectrical activity of an external anal sphincter of a patient according to an embodiment of a second aspect of the present application is described below.

Referring to fig. 2, a neuroelectrophysiological monitoring device 200 according to an embodiment of the present invention is described below, the neuroelectrophysiological monitoring device 200 including a rectal pressure detector, a myoelectric detector, and a monitoring module 23. The rectal pressure detection piece is arranged in the rectum of the patient and is suitable for detecting the pressure in the rectum of the patient, the myoelectricity detection piece is arranged close to the rectal pressure detection piece and is suitable for being in contact with mucosa on the surface of the external anal sphincter and detecting the myoelectricity activity of the external anal sphincter, and the monitoring module 23 is connected with the rectal pressure detection piece and the myoelectricity detection piece respectively to monitor the intra-rectal pressure of the patient and the myoelectricity activity of the external anal sphincter.

In the related art, currently, the indicators of interest for monitoring during surgery include the pressure external anal sphincter muscle activity inside the rectum. However, the conventional device is limited by the structure of the monitoring instrument, and can only monitor a certain index during the operation, but cannot simultaneously monitor multiple indexes. When the pressure in the rectum and the myoelectric record of the external anal sphincter are detected, a plurality of invasive monitoring instruments are required to respectively detect, so that the wound of a patient is large, the price is high, the detection mode cannot detect the pressure in the rectum and the myoelectric record of the external anal sphincter at the same time, the safety of the operation is reduced, and the risk after the operation is improved.

Specifically, the neuroelectrophysiological monitoring device 200 includes a rectal pressure detector, a myoelectric detector and a monitoring module 23. The rectum pressure detection piece is arranged in the rectum of a patient, the rectum pressure detection piece can be used for detecting the internal pressure of the rectum of the patient, the myoelectric detection piece is arranged close to the rectum pressure detection piece and can be in contact with mucosa on the surface of the external anal sphincter, myoelectric activity of the external anal sphincter can be detected by making the myoelectric detection piece in contact with the mucosa on the surface of the external anal sphincter, the monitoring module 23 is respectively connected with the rectum pressure detection piece and the myoelectric detection piece, the rectum pressure detection piece and the myoelectric detection piece can transmit signals to the monitoring module 23, and the monitoring module 23 monitors the internal pressure of the rectum of the patient and the myoelectric activity of the external anal sphincter according to the received signals.

In brief, according to the present invention, the neuroelectrophysiological monitoring device 200 of the present invention is provided with a pressure detecting member for detecting the intrarectal pressure of a patient, a myoelectric detecting member for detecting the myoelectric activity of the external anal sphincter, and a monitoring module 23 for monitoring the intrarectal pressure and the myoelectric activity of the external anal sphincter, so that the neuroelectrophysiological monitoring device 200 can simultaneously detect the intrarectal pressure and the myoelectric activity of the external anal sphincter without requiring a plurality of monitoring instruments, thereby improving the safety of the operation and reducing the post-operative risk.

According to one embodiment of the present invention, the rectal pressure detection element includes a communication tube 211, an intrarectal expansion balloon 215, and a pressure conversion device. A medium may be stored in the connection pipe 211, and the medium may be a liquid such as physiological saline. One end of the communication tube 211 is provided with an intra-rectal balloon 215, and the other end of the communication tube 211 extends to the outside of the patient. The communication pipe 211 may be used to transfer a medium to transfer the medium from the outside to the inside of the patient, or to transfer the medium in the inside of the patient to the outside.

An intra-rectal expansion balloon 215 is disposed at one end of the communication tube 211, and the intra-rectal expansion balloon 215 may be in communication with the communication tube 211, wherein the intra-rectal expansion balloon 215 may be configured as a rubber. The endorectal balloon 215 is selectively deformable to be tightened into the rectum of the patient. In particular, the endorectal balloon 215 has a contracted state and an expanded state. When the intra-rectal balloon 215 is in a contracted state, the communicating tube 211 can move into or out of the rectum of the patient, when the intra-rectal balloon 215 is in an expanded state, the outer peripheral wall of the intra-rectal balloon 215 abuts against the inner wall of the rectum of the patient, so that the communicating tube 211 is fixed in the rectum of the patient, and when the inner wall of the rectum contracts, the intra-rectal balloon 215 deforms along with pressure changes, so that intra-rectal pressure signals are conducted.

The pressure conversion device has a detection end 213 and a signal output end, the detection end 213 is communicated with the communication pipe 211, and the detection end 213 is used for detecting the pressure of the medium in the communication pipe 211, wherein a communication conduit 212 is arranged between the detection end 213 and the communication pipe 211, one end of the communication conduit 212 is connected with the communication pipe 211, and the other end of the communication conduit 212 is connected with the detection end 213, so that the detection end 213 is communicated with the communication pipe 211. An on-off valve may be provided between the communication pipe 212 and the communication pipe 211, and the communication pipe 211 and the communication pipe 212 may be selectively communicated by providing the on-off valve.

The signal output end is connected with the monitoring module 23, the pressure conversion device can convert the pressure of the medium into a rectal pressure signal and transmit the rectal pressure signal to the monitoring module 23 through the signal output end, and the monitoring module 23 monitors the intra-rectal pressure of the patient according to the rectal pressure signal.

According to an embodiment of the present invention, the other end of the communication pipe 211 is provided with a medium injection device 214, wherein the medium injection device 214 may be configured as a syringe. The media injector 214 optionally injects a media into the communication tube 211, and the media may be delivered through the communication tube 211 into the intrarectal balloon 215 to expand the intrarectal balloon 215. An on-off valve may be provided between the medium injection device 214 and the communication pipe 211, and the medium injection device 214 and the communication pipe 211 may be selectively communicated with each other by providing the on-off valve.

According to an embodiment of the present invention, the neuroelectrophysiological monitoring device 200 further includes a tee, wherein the tee can be configured to configure the third regulator valve 24 to have a first port, a second port, and a third port in selective communication with each other. The first port is connected to the other end of the connection pipe 211, the second port is connected to the detection end 213 of the pressure conversion device, where it should be noted that the second port is connected to the connection pipe 212, so that the second port is connected to the detection end 213 of the pressure conversion device, and the third port is connected to the medium injection device 214. Through setting up the tee bend governing valve, can reduce multiplexing and the plug operation of monitoring in-process to the port, the operating personnel of being convenient for connects monitoring facilities in advance, further reduces the operation degree of difficulty.

Specifically, when the first interface is connected with the third interface and the second interface is disconnected, the communication pipe 211 is connected with the medium injection device 214, and at this time, the medium injection device 214 can selectively inject the medium into the communication pipe 211, and the medium can be conveyed into the intrarectal expansion capsule 215 through the communication pipe 211; when the first interface is connected with the second interface and the third interface is disconnected, the communication pipe 211 is connected with the communication conduit 212, at this time, the pressure conversion device can convert the pressure of the medium in the communication conduit 212 into an intra-rectal pressure signal, and transmit the intra-rectal pressure signal to the monitoring module 23 through the signal output end, and the monitoring module 23 monitors the intra-rectal pressure of the patient according to the intra-rectal pressure signal.

According to an embodiment of the present invention, the myoelectric detection member is disposed at the periphery of the communication pipe 211, further, when the communication pipe 211 enters the rectum of the patient, the myoelectric detection member may directly contact with the mucosa on the surface of the external anal sphincter and detect the myoelectric activity of the external anal sphincter by contacting the myoelectric detection member with the mucosa on the surface of the external anal sphincter, and the myoelectric detection member may be integrated at the periphery of the communication pipe 211, so as to ensure that the neuro-electrophysiological monitoring device 200 detects the myoelectric activity of the external anal sphincter while detecting the intra-rectal pressure, thereby achieving the effect of simultaneously detecting two parameters, improving the safety of the operation, and reducing the risk after the operation.

According to one embodiment of the invention, the myoelectricity detection member comprises a plurality of myoelectricity electrodes 221, the myoelectricity electrodes 221 are arranged at the periphery of the communication pipe 211 at intervals, the myoelectricity electrodes 221 can be attached to the mucosa on the surface of the external anal sphincter so as to record the myoelectricity activity of the external anal sphincter, and the myoelectricity electrodes 221 are arranged at the periphery of the communication pipe 211 at intervals so as to further improve the accuracy and the comprehensiveness of the measurement and improve the safety of the operation.

According to an embodiment of the present invention, the myoelectric detection member includes a plurality of myoelectric electrodes 221, the plurality of myoelectric electrodes 221 are spaced at the periphery of the communication pipe 211, the plurality of myoelectric electrodes 221 can record myoelectric activity of the external anal sphincter by touching mucosa on the surface of the external anal sphincter, and the plurality of myoelectric electrodes 221 are spaced at the periphery of the communication pipe 211 to further improve accuracy and comprehensiveness of measurement, thereby improving safety of the operation.

According to an embodiment of the present invention, each of the myoelectric electrodes 221 is configured in a bar shape, and an extending direction of each of the myoelectric electrodes 221 is the same as that of the communication pipe 211, and a plurality of the myoelectric electrodes 221 are arranged at intervals at the outer circumference of the communication pipe 211, wherein the plurality of the myoelectric electrodes 221 are arranged at intervals, each of the myoelectric electrodes 221 are insulated from each other, and each of the myoelectric electrodes 221 records a myoelectric activity signal of the external anal sphincter, respectively. Specifically, the number of the striped electromyographic electrodes 1212 may be 2, 4, 6, 8 or more, and the number of the striped electromyographic electrodes 1212 may also be set in the singular. Through setting up a plurality of strip electrodes along the extending direction interval of communicating pipe 211, can monitor the left side and the right side flesh electricity activity signal of external anal sphincter respectively at least to can also monitor the flesh electricity activity signal that corresponds the external anal sphincter of different positions in the communicating pipe 211 circumference, so that monitor the flesh electricity activity of different positions external anal sphincter more accurately.

According to an embodiment of the present invention, each of the myoelectric electrodes 221 is configured in a ring shape and is disposed around the communication pipe 211, the plurality of myoelectric electrodes 221 are arranged at intervals in the extending direction of the communication pipe 211, wherein the plurality of myoelectric electrodes 221 are arranged at intervals, each of the myoelectric electrodes 221 is insulated from each other, and each of the myoelectric electrodes 221 measures a myoelectric activity signal of the external anal sphincter, so that the myoelectric activity signals of multiple places of the external anal sphincter are measured, and the accuracy of the myoelectric electrodes 221 in measuring the myoelectric activity signal of the external anal sphincter is improved. By surrounding the communication pipe 211 and arranging a plurality of annular myoelectric electrodes 1211 at intervals, myoelectric activity signals of external anal sphincters at different depth positions in the extending direction of the corresponding communication pipe 211 can be monitored, so that myoelectric activities of external anal sphincters at different positions can be monitored more accurately.

According to one embodiment of the invention, the neuroelectrophysiological monitoring device 200 further includes a myoelectric electrode connection harness 222, the myoelectric electrode connection harness 222 being adapted to electrically connect the myoelectric electrode 221 to the monitoring module 23. At least part of the myoelectric electrode connecting harness 222 is arranged inside the communication pipe 211 or on the pipe wall, one end of the myoelectric electrode connecting harness 222 is connected with the multiple myoelectric electrodes 221, the other end of the myoelectric electrode connecting harness 222 is connected with the monitoring module 23, the multiple myoelectric electrodes 221 can be respectively and independently connected with the monitoring module 23 through the myoelectric electrode connecting harness 222, and the measured myoelectric activity signals are transmitted to the monitoring module 23 through the myoelectric electrode connecting harness 222.

According to an embodiment of the present invention, the peripheral wall of the communication tube 211 is provided with a plurality of scale marks arranged at intervals in the extending direction of the communication tube 211, and the scale marks can be used for adjusting the depth of the communication tube 211 inserted into the anus of the patient, so as to ensure that the communication tube 211 is always at the safe depth, improve the safety of the operation, and reduce the risk after the operation.

A neuroelectrophysiological monitoring device to detect a intravesical pressure and an intrarectal pressure, a myoelectrical activity of an external urethral sphincter, and a myoelectrical activity of an external anal sphincter of a patient according to an embodiment of a third aspect of the present application is described below.

Referring to fig. 3-5, a neuroelectrophysiological monitoring device 300 is described, with the neuroelectrophysiological monitoring device 300 including a urethral detection device, a rectal detection device, and a monitoring module 33, according to an embodiment of the present invention. The urethra detecting device is provided with a bladder pressure detecting element and a first myoelectricity detecting element; the rectum detection device is provided with a rectum pressure detection piece and a second myoelectricity detection piece, and the rectum pressure detection piece is arranged in the rectum of the patient and is suitable for detecting the pressure in the rectum of the patient; the second myoelectric detection piece is suitable for being in contact with mucosa on the surface of the external anal sphincter and detecting myoelectric activity of the external anal sphincter, and the monitoring module 33 is respectively and electrically connected with the bladder pressure detection piece, the first myoelectric detection piece, the rectum pressure detection piece and the second myoelectric detection piece.

In the related art, the current monitoring and attention indexes during the operation include the pressure in the bladder and rectum, the myoelectric activity of the external sphincter of urethra and the external sphincter of anus. However, the conventional device is limited by the structure of the monitoring instrument, and can only monitor a certain index during the operation, but cannot simultaneously monitor multiple indexes. When the pressure in the bladder and the rectum and the myoelectric recording of the external sphincter of the urethra and the external sphincter of the anus are detected, a plurality of invasive monitoring instruments are required to respectively detect, so that the wound of a patient is large, the price is high, the pressure in the bladder and the rectum and the myoelectric recording of the external sphincter of the urethra and the external sphincter of the anus cannot be simultaneously performed by the detection mode, the safety of the operation is reduced, and the risk after the operation is improved.

In particular, the neuroelectrophysiological monitoring device 300 comprises a urethral detection means, a rectal detection means and a monitoring module 33. The urethra detecting device is provided with a bladder pressure detecting member which is provided in the bladder of a patient and which can be used to detect the pressure in the bladder of the patient, and a first myoelectric detecting member which is provided adjacent to the bladder pressure detecting member and which can be brought into contact with the mucosa of the external urethral sphincter and detect the myoelectric activity of the external urethral sphincter by bringing the first myoelectric detecting member into contact with the external urethral sphincter.

The rectal pressure detection member is disposed within a rectum of a patient and may be for detecting an intra-rectal pressure of the patient, the second myoelectric detection member is disposed adjacent to the rectal pressure detection member, the second myoelectric detection member may be in contact with a mucosa of a surface of the external anal sphincter and detect myoelectric activity of the external anal sphincter by contacting the second myoelectric detection member with the mucosa of the surface of the external anal sphincter.

The monitoring module 33 is respectively electrically connected with the bladder pressure detecting element, the first myoelectric detecting element, the rectal pressure detecting element and the second myoelectric detecting element, the bladder pressure detecting element, the first myoelectric detecting element, the rectal pressure detecting element and the second myoelectric detecting element can transmit signals to the monitoring module 33, and the monitoring module 33 monitors the bladder pressure and the intra-rectal pressure of a patient, the myoelectric activity of the external sphincter of the urethra and the myoelectric activity of the external sphincter of the anus according to the received signals.

Wherein, the urethra detecting device may be the neuroelectrophysiological monitoring device 100 of the first aspect, and the rectum detecting device may be the neuroelectrophysiological monitoring device 200 of the second aspect.

In brief, according to the neuroelectrophysiological monitoring device 300 of the present invention, the neuroelectrophysiological monitoring device 300 is provided with a urethra detecting means for detecting the intravesical pressure of the patient and the myoelectric activity of the external urethral sphincter, a rectum detecting means for detecting the intrarectal pressure of the patient and the myoelectric activity of the external anal sphincter, and a monitoring module 33 for monitoring the intravesical pressure and the intrarectal pressure, the myoelectric activity of the external urethral sphincter and the myoelectric activity of the external anal sphincter, and the monitoring module 33 for simultaneously detecting the intravesical pressure and the intrarectal pressure, the myoelectric activity of the external urethral sphincter and the myoelectric activity of the external anal sphincter, so that the neuroelectrophysiological monitoring device 300 can simultaneously detect the intravesical pressure and the intrarectal pressure, the myoelectric activity of the external urethral sphincter and the myoelectric activity of the external anal sphincter without a plurality of monitoring instruments for detection, thereby improving the integration of the neuroelectrophysiological monitoring device 300 and the safety of the operation and reducing the post-operation risk.

According to one embodiment of the present invention, the neuroelectrophysiological monitoring device 300 further includes a first communication tube 3111 and a first pressure conversion device. A medium may be stored in the first communication pipe 3111, wherein the medium may be a liquid such as physiological saline. One end of the first communication pipe 3111 is openly provided in the bladder of the patient, and the other end of the first communication pipe 3111 extends outside the patient. The first communication pipe 3111 may be used for transferring a medium to transfer the medium from the outside to the patient, or to transfer the medium in the patient to the outside.

The first pressure conversion apparatus has a first detection terminal 3113 and a first signal output terminal, the first detection terminal 3113 is communicated with the first communication pipe 3111, and the first detection terminal 3113 is used for detecting a pressure of a medium in the communication pipe, wherein a first communication pipe 3112 is disposed between the first detection terminal 3113 and the first communication pipe 3111, one end of the first communication pipe 3112 is connected to the first communication pipe 3111, and the other end of the first communication pipe 3112 is connected to the first detection terminal 3113, so that the first detection terminal 3113 is communicated with the first communication pipe 3111, and a diameter of the first communication pipe 3112 is smaller than that of the communication pipe, so that the first communication pipe 3112 can be matched with a port of the first detection terminal 3113, and in another embodiment of the present invention, the first communication pipe 3112 can be integrally formed with the first communication pipe 3111. An on-off valve may be provided between the first communication pipe 3112 and the first communication pipe 3111, and the first communication pipe 3111 may be selectively communicated by providing the on-off valve.

The first signal output end is connected with the monitoring module 33, the first pressure conversion device can convert the pressure of the medium into an intravesical pressure signal and transmit the pressure signal to the monitoring module 33 through the signal output end, and the monitoring module 33 monitors the intravesical pressure of the patient according to the intravesical pressure signal.

According to one embodiment of the present invention, the other end of the first communication pipe 3111 is provided with a first medium injection means 34, wherein the first medium injection means 34 may be configured as a syringe. The first medium injecting device 34 selectively injects a medium into the first communication pipe 3111, and the medium can be delivered into the bladder of the patient through the first communication pipe 3111. An on-off valve may be provided between the first medium injector 34 and the first communication pipe 3111, and the on-off valve may be provided to selectively communicate between the first medium injector 34 and the first communication pipe 3111.

According to an embodiment of the present invention, the neuroelectrophysiological monitoring device 300 further includes a fourth regulator valve 316, wherein the fourth regulator valve 316 may be configured as a three-way regulator valve, and the fourth regulator valve 316 includes a first port, a second port, and a third port that are in one-to-one communication with the first communication pipe 3111, the first communication conduit 3112, and the first medium injection device 34, respectively. Through setting up the tee bend governing valve, can reduce multiplexing and the plug operation of monitoring in-process to the port, the operating personnel of being convenient for connects monitoring facilities in advance, further reduces the operation degree of difficulty.

When the first port and the third port are communicated and the second port is disconnected, the first communication pipe 3111 is communicated with the first medium injection device 34, and at this time, the first medium injection device 34 selectively injects a medium into the first communication pipe 3111, and the medium can be delivered into the bladder of the patient through the first communication pipe 3111; when the first port is connected to the second port and the third port is disconnected, the first connection pipe 3111 is connected to the first connection pipe 3112, at this time, the pressure conversion device can convert the pressure of the medium in the first connection pipe 3112 into an intravesical pressure signal, and transmit the intravesical pressure signal to the monitoring module 33 through the signal output end, and the monitoring module 33 monitors the intravesical pressure of the patient according to the intravesical pressure signal.

In another embodiment of the present invention, the first communication conduit 3112 or the first medium injector 34 may be directly connected to the first communication conduit 3111, thereby omitting the structure of the fourth regulating valve 316.

According to an embodiment of the present invention, the first electromyography detecting element is disposed at the periphery of the first connection pipe 3111, further, when the first connection pipe 3111 enters the bladder of the patient, the first electromyography detecting element may directly contact with the mucosa on the surface of the external sphincter of urethra and detect the electromyography activity of the external sphincter of urethra by contacting the electromyography detecting element with the mucosa on the surface of the external sphincter of urethra, and the first electromyography detecting element may be integrated at the periphery of the first connection pipe 3111, so as to ensure that the neuroelectrophysiology monitoring device 300 detects the electromyography activity of the external sphincter of urethra while detecting the pressure in the bladder, thereby achieving the effect of detecting two parameters at the same time, improving the safety of the operation, and reducing the risk after the operation.

According to an embodiment of the present invention, the first electromyography electrode 3121 includes a plurality of first electromyography electrodes 3121, the plurality of first electromyography electrodes 3121 are spaced apart from each other at the periphery of the first connection pipe 3111, the plurality of first electromyography electrodes 3121 can record electromyographic activity of the external urinary sphincter through mucosa touching the surface of the external urinary sphincter, and the plurality of first electromyography electrodes 3121 are spaced apart from each other at the periphery of the first connection pipe 3111, which may further improve accuracy and comprehensiveness of measurement, thereby improving safety of the surgery.

According to an embodiment of the present invention, each first electromyographic electrode 3121 is configured in a bar shape, and an extending direction of each first electromyographic electrode 3121 is the same as that of the first connection pipe 3111, a plurality of first electromyographic electrodes 3121 are spaced apart at the outer circumference of the first connection pipe 3111, wherein the length of the bar-shaped first electromyographic electrode 3121 may be set to between 2cm and 3cm, the length of the bar-shaped first electromyographic electrode 3121 is preferably 2.5cm, the plurality of first electromyographic electrodes 3121 are spaced apart, each first electromyographic electrode 3121 is insulated from one another, and each first electromyographic electrode 3121 measures an electromyographic activity signal of the external urinary sphincter, respectively. Specifically, the number of the strip-shaped first myoelectric electrodes 3121 may be 2, 4, 6, 8 or more, and the number of the strip-shaped first myoelectric electrodes 3121 may also be provided in the singular. By arranging a plurality of strip electrodes at intervals along the extending direction of the communicating pipe 3111, at least left and right electromyographic activity signals of the external urethral sphincter can be monitored respectively, and electromyographic activity signals of the external urethral sphincter at different positions in the circumferential direction of the communicating pipe 3111 can also be monitored, so that electromyographic activity of the external urethral sphincter at different positions can be monitored more accurately.

According to an embodiment of the present invention, each first electromyographic electrode 3121 is configured to be annular and disposed around a communication pipe, the plurality of first electromyographic electrodes 3121 are arranged at intervals in an extending direction of the first communication pipe 3111, wherein a distribution width of the annular first electromyographic electrode 3121 may be set to be between 2cm and 3cm, a distribution width of the annular first electromyographic electrode 3121 is preferably 2.5cm, the plurality of first electromyographic electrodes 3121 are arranged at intervals, each first electromyographic electrode 3121 is insulated from each other, and each first electromyographic electrode 3121 measures an electromyographic activity signal of an external urethral sphincter, thereby enabling measurement of electromyographic activity signals at a plurality of locations of the external urethral sphincter, and improving accuracy of the electromyographic activity signal measurement of the external urethral sphincter by the electromyographic electrodes. By surrounding the communicating pipe 3111 and arranging a plurality of ring-shaped electrodes at intervals, myoelectric activity signals of the external urethral sphincter corresponding to different depth positions in the extending direction of the communicating pipe 3111 can be monitored, so that myoelectric activity of the external urethral sphincter at different positions can be monitored more accurately.

In the neuroelectrophysiological monitoring device 300 for an adult male patient, the upper end of each first myoelectric electrode 3121 can be between 2cm and 5cm, preferably 3.5cm, from the beginning of the bladder neck of the patient. In the neuroelectrophysiological monitoring device 300 for an adult female patient, the upper end of each first myoelectric electrode 3121 may be located between 0.5cm and 3cm, preferably 1.5cm, from the beginning of the bladder neck of the patient. In the neuroelectrophysiological monitoring device 300 for a minor patient, the upper end of each of the first myoelectric electrodes 3121 is located at a distance from the beginning of the patient's bladder neck that is substantially less than the distance from the upper end of each of the first myoelectric electrodes 3121 in the neuroelectrophysiological monitoring device 300 for an adult male patient or an adult female patient.

According to one embodiment of the present invention, the neuroelectrophysiological monitoring device 300 further comprises a first myoelectric electrode connection harness 3122, the first myoelectric electrode connection harness 3122 being adapted to electrically connect the first myoelectric electrode 3121 to the monitoring module 33. At least part of the first electromyographic electrode connecting wire harness 3122 is disposed inside the first connecting pipe 3111 or on the pipe wall, one end of the first electromyographic electrode connecting wire harness 3122 is connected to the plurality of first electromyographic electrodes 3121, the other end of the first electromyographic electrode connecting wire harness 3122 is connected to the monitoring module 33, the plurality of first electromyographic electrodes 3121 may be respectively and independently connected to the monitoring module 33 through the first electromyographic electrode connecting wire harness 3122, and the measured first electromyographic activity signal is transmitted to the monitoring module 33 through the first electromyographic electrode connecting wire harness 3122.

According to one embodiment of the present invention, the neuroelectrophysiological monitoring device 300 further includes a first communication tube 3111 fixation device disposed at an end of the first communication tube 3111, wherein the first communication tube 3111 fixation device may be configured as a rubber piece and the first communication tube 3111 fixation device is selectively deformable to be tightened within the patient's bladder. Specifically, the first communication pipe 3111 fixture has a contracted state and an expanded state. The first communication pipe 3111 may be moved into or out of the patient's bladder when the first communication pipe 3111 is in a contracted state, and the first communication pipe 3111 is fixed in the patient's bladder when the first communication pipe 3111 is in an expanded state.

The first communication pipe 3111 has an expansion chamber formed inside the fixture, and the expansion chamber is selectively expanded or contracted. The expansion chamber is communicated with a syringe connecting pipe 314, the syringe connecting pipe 314 can be used for injecting a medium into the expansion chamber to control the deformation of the communicating pipe fixing device 313, wherein the medium can be liquid or gas, the syringe connecting pipe 314 enables the expansion chamber to expand in volume by injecting the medium into the expansion chamber, and therefore the communicating pipe fixing device 313 is contacted with and fixed on the inner wall of the bladder of the patient.

According to an embodiment of the present invention, at least a portion of the syringe connection tube 314 is received in the connection tube, thereby reducing the space occupied by the syringe connection tube 314 and improving the integration of the syringe connection tube 314.

According to an embodiment of the present invention, the neuroelectrophysiological monitoring device 300 further includes a urine drainage tube 3151, one end of the urine drainage tube 3151 is selectively communicated with the communication tube, a urine collection bag 3152 is disposed at the other end of the urine drainage tube 3151, and the urine collection bag 3152 is configured to collect residual urine or media in the bladder of the patient, specifically, the neuroelectrophysiological monitoring device 300 further includes an intra-bladder fluid opening 318, the intra-bladder fluid opening 318 can drain the residual urine or media in the bladder, the residual urine or media in the bladder is input to the urine drainage tube 3151 along the communication tube, and is then conveyed into the urine collection bag 3152 through the urine drainage tube 3151 until the operation is completed.

According to an embodiment of the present invention, the neuroelectrophysiological monitoring device 300 further includes a fifth adjustment valve 317, and the fifth adjustment valve 317 includes a fourth port, a fifth port, and a sixth port, and the fourth port, the fifth port, and the sixth port are respectively disposed in one-to-one correspondence with the front section of the first communication pipe 3111, the rear section of the first communication pipe 3111, and the urine drainage pipe 3151. Through setting up the tee bend governing valve, can reduce multiplexing and the plug operation of monitoring in-process to the port, the operating personnel of being convenient for connects monitoring facilities in advance, further reduces the operation degree of difficulty.

When the fourth port is communicated with the fifth port and the sixth port is disconnected, the front segment of the first communication pipe 3111 is communicated with the rear segment of the first communication pipe 3111, and at this time, the first medium injection device 34 can inject a medium into the bladder of the patient, so as to monitor the pressure in the bladder of the patient. When the fourth port is communicated with the sixth port and the fifth port is disconnected, the front section of the first communication pipe 3111 is communicated with the urine drainage pipe 3151, and at this time, residual urine or medium in the bladder of the patient is input into the urine drainage pipe 3151 along the first communication pipe 3111 and then is conveyed into the urine collection bag 3152 through the urine drainage pipe 3151 until the operation is finished.

According to the present invention, the nerve electrophysiological monitoring device 300, the rectal pressure detecting means includes a second communicating tube 3211, an intrarectal expansion balloon 3214, and a second pressure switching device. A medium may be stored in the second communication pipe 3211, wherein the medium may be a liquid such as physiological saline. One end of the second communication pipe 3211 is inside the rectum of the patient, and the other end of the second communication pipe 3211 extends to the outside of the patient. The second communication pipe 3211 may be used to transfer a medium to a patient from the outside, or to transfer a medium in a patient to the outside.

An intrarectal expansion balloon 3214 is disposed at one end of the second communication tube 3211, and the intrarectal expansion balloon 3214 may be in communication with the second communication tube 3211, wherein the intrarectal expansion balloon 3214 may be configured as a rubber member. The endorectal balloon 3214 is selectively deformable to tighten within the patient's rectum. In particular, the endorectal dilation balloon 3214 has a contracted state and an expanded state. When the intrarectal expanding capsule 3214 is in a contracted state, the second communicating tube 3211 may enter or exit from the rectum of the patient, when the intrarectal expanding capsule 3214 is in an expanded state, the outer circumferential wall of the intrarectal expanding capsule 3214 abuts against the inner wall of the rectum of the patient, so as to fix the second communicating tube 3211 in the rectum of the patient, and when the inner wall of the rectum contracts, the intrarectal expanding capsule 3214 deforms with the pressure change, thereby transmitting the intrarectal pressure signal.

The second pressure conversion device has a second detection end 3213 and a second signal output end, the second detection end 3213 is communicated with the second communication pipe 3211, and the second detection end 3213 is configured to detect a pressure of a medium in the second communication pipe 3211, wherein a second communication conduit 3212 is disposed between the second detection end 3213 and the second communication pipe 3211, one end of the second communication conduit 3212 is connected to the second communication pipe 3211, and the other end of the second communication conduit 3212 is connected to the second detection end 3213, so that the second detection end 3213 is communicated with the second communication pipe 3211, and the diameter of the second communication conduit 3212 is smaller than the second communication pipe 3211, thereby ensuring that the second communication conduit 3212 can be matched with a port of the second detection end 3213. An on-off valve may be provided between the second communication pipe 3212 and the second communication pipe 3211, and the second communication pipe 3212 and the second communication pipe 3211 may be selectively communicated with each other by providing the on-off valve.

According to an embodiment of the present invention, the other end of the second communication pipe 3211 is provided with a second medium injection device 35, wherein the second medium injection device 35 may be configured as a syringe. The second medium injection device 35 can selectively inject a medium into the second communication pipe 3211, and the medium can be delivered into the intrarectal expansion capsule 3214 through the second communication pipe 3211. An on-off valve may be provided between the second medium injector 35 and the second communication pipe 3211, and the second medium injector 35 and the second communication pipe 3211 may be selectively communicated by providing the on-off valve.

According to an embodiment of the present invention, the neuroelectrophysiological monitoring device 300 further includes a tee, wherein the tee can be configured to configure the sixth regulator valve 324 such that the sixth regulator valve 324 has a first port, a second port, and a third port in selectable communication with each other. The first port is connected to the other end of the second communicating pipe 3211, the second port is connected to the second detecting end 3213 of the second pressure conversion device, where it is to be noted that the second port is connected to the second communicating pipe 3212, so that the second port is connected to the second detecting end 3213 of the second pressure conversion device, and the third port is connected to the second medium injection device 35. Through setting up the tee bend governing valve, can reduce in the monitoring process multiplexing and the plug operation to the port, the operating personnel of being convenient for has connected monitoring facilities in advance, further reduces the operation degree of difficulty.

Specifically, when the first port is connected to the third port and the second port is disconnected, the second connection pipe 3211 is connected to the second medium injecting device 35, and at this time, the second medium injecting device 35 may selectively inject a medium into the second connection pipe 3211, and the medium may be delivered into the intrarectal expansion balloon 3214 through the second connection pipe 3211; when the first interface is connected to the second interface and the third interface is disconnected, the second connection pipe 3211 is connected to the second connection pipe 3212, at this time, the pressure conversion device may convert the pressure of the medium in the second connection pipe 3212 into a rectal pressure signal, and transmit the rectal pressure signal to the monitoring module 33 through the signal output end, and the monitoring module 33 monitors the intra-rectal pressure of the patient according to the intra-rectal pressure signal.

According to an embodiment of the present invention, the second myoelectric detection element is disposed at the periphery of the second communication pipe 3211, further, when the second communication pipe 3211 enters the rectum of the patient, the second myoelectric detection element may directly contact with the mucosa on the surface of the external anal sphincter and detect the myoelectric activity of the external anal sphincter by contacting the myoelectric detection element with the mucosa on the surface of the external anal sphincter, and the second myoelectric detection element may be integrated at the periphery of the second communication pipe 3211, so as to ensure that the neuroelectrophysiological monitoring device 300 detects the myoelectric activity of the external anal sphincter while detecting the intra-rectal pressure, thereby achieving the effect of detecting two parameters at the same time, improving the safety of the operation, and reducing the risk after the operation.

According to an embodiment of the present invention, the second myoelectric detection member includes a plurality of second myoelectric electrodes 322, the plurality of second myoelectric electrodes 322 are disposed at intervals around the second communication pipe 3211, the plurality of second myoelectric electrodes 322 may obtain myoelectric activity of the external anal sphincter by touching the external anal sphincter, and the plurality of second myoelectric electrodes 322 are disposed at intervals around the second communication pipe 3211, which may further improve accuracy and comprehensiveness of measurement, thereby improving safety of the operation.

According to an embodiment of the present invention, each second myoelectric electrode 322 is configured in a bar shape, and the extending direction of each second myoelectric electrode 322 is the same as the extending direction of the second communicating pipe 3211, and a plurality of second myoelectric electrodes 322 are arranged at intervals around the second communicating pipe 3211, wherein the plurality of second myoelectric electrodes 322 are arranged at intervals, each second myoelectric electrode 322 is insulated from each other, and each second myoelectric electrode 322 measures a myoelectric activity signal of the external anal sphincter, respectively. Specifically, the number of the bar-shaped second myoelectric electrodes 322 may be 2, 4, 6, 8 or more, and the number of the bar-shaped second myoelectric electrodes 322 may also be set to be singular. By arranging a plurality of strip electrodes at intervals along the extension direction of the communication pipe 3211, at least the left and right electromyographic activity signals of the external anal sphincter can be monitored respectively, and the electromyographic activity signals of the external anal sphincter at different positions on the circumference of the corresponding communication pipe 3211 can be monitored, so that the electromyographic activity of the external anal sphincter at different positions can be monitored more accurately.

According to an embodiment of the present invention, each second electromyographic electrode 322 is configured in a ring shape and is disposed around a communication pipe, and a plurality of second electromyographic electrodes 322 are arranged at intervals in an extending direction of the second communication pipe 3211, wherein the plurality of second electromyographic electrodes 322 are arranged at intervals, each second electromyographic electrode 322 is insulated from each other, and each second electromyographic electrode 322 measures an electromyographic activity signal of the external anal sphincter, thereby implementing measurement of electromyographic activity signals of multiple places of the external anal sphincter, and improving accuracy of the electromyographic electrodes in measuring the electromyographic activity signals of the external anal sphincter. By surrounding the communicating pipe 3211 and arranging a plurality of ring-shaped electrodes at intervals, myoelectric activity signals of external anal sphincters at different depth positions in the extending direction of the corresponding communicating pipe 3211 can be monitored, so as to monitor myoelectric activity of external anal sphincters at different positions more accurately.

According to one embodiment of the invention, the neuroelectrophysiological monitoring device 300 further comprises a second myoelectric electrode connection harness 323, the second myoelectric electrode connection harness 323 is adapted to electrically connect the second myoelectric electrode 322 with the monitoring module 33. At least part of the second myoelectric electrode connecting harness 323 is arranged inside the second communicating pipe 3211 or on the pipe wall, one end of the second myoelectric electrode connecting harness 323 is connected with the second myoelectric electrodes 322, the other end of the second myoelectric electrode connecting harness 323 is connected with the monitoring module 33, the second myoelectric electrodes 322 can be respectively and independently connected with the monitoring module 33 through the second myoelectric electrode connecting harness 323, and the measured second myoelectric activity signal is transmitted to the monitoring module 33 through the second myoelectric electrode connecting harness 323.

According to an embodiment of the present invention, the outer circumferential wall of the first communicating tube 3111 is provided with a plurality of scale marks spaced apart from each other in the extending direction of the first communicating tube 3111, and the scale marks can be used to adjust the depth of the first communicating tube 3111 inserted into the urethra of the patient, so as to ensure that the first communicating tube 3111 is always at a safe depth, improve the safety of the operation, and reduce the risk after the operation. In addition, be provided with a plurality of scale marks that set up at second communicating pipe 3211 extending direction interval on the periphery wall of second communicating pipe 3211, the scale mark can be used to adjust the degree of depth that second communicating pipe 3211 inserted in the patient anus, guarantees that second communicating pipe 3211 is in safe degree of depth all the time, improves the security of operation, reduces the postoperative risk.

According to the neurophysiological monitoring device 300 of the present invention, the urethral detection means of the neurophysiological monitoring device 300 can detect the intravesical pressure and the myoelectrical activity of the external sphincter of the urethra, and the rectal detection means can detect the rectal pressure and the external sphincter of the anus. Therefore, the neuroelectrophysiology monitoring device 300 can simultaneously detect the intravesical pressure and the intra-rectal pressure of a patient, the myoelectrical activity of the external urethral sphincter and the myoelectrical activity of the external anal sphincter during an operation, and the neuroelectrophysiology monitoring device 300 integrates a urethral detection device and a rectal detection device on the same device, so that a plurality of monitoring instruments are not needed for detection during the operation, thereby improving the integration of the neuroelectrophysiology monitoring device 300 and the safety of the operation and reducing the postoperative risk.

In the description of the present invention, it is to be understood that the terms "central," "longitudinal," "lateral," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," "axial," "radial," "circumferential," and the like are used in the orientations and positional relationships indicated in the drawings for convenience in describing the invention and to simplify the description, and are not intended to indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and are not to be considered limiting of the invention.

In the description of the present invention, "the first feature" and "the second feature" may include one or more of the features.

In the description of the present invention, "a plurality" means two or more.

In the description of the invention, "on" or "under" a first feature may include that the first and second features are in direct contact, and may also include that the first and second features are not in direct contact but are in contact via another feature between them.

In the description of the invention, "above", "over" and "above" a first feature in a second feature includes the first feature being directly above and obliquely above the second feature, or simply means that the first feature is higher in level than the second feature.

In the description herein, references to the description of the term "one embodiment," "some embodiments," "an illustrative embodiment," "an example," "a specific example," or "some examples" or the like mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

While embodiments of the invention have been shown and described, it will be understood by those of ordinary skill in the art that: various changes, modifications, substitutions and alterations can be made to the embodiments without departing from the principles and spirit of the invention, the scope of which is defined by the claims and their equivalents.

Claims (10)

1. A neuroelectrophysiological monitoring device, comprising:

a rectal pressure detection element disposed within a patient's rectum and adapted to detect an intra-rectal pressure of the patient;

the myoelectricity detection piece is arranged close to the rectum pressure detection piece and is suitable for being in contact with the external anal sphincter and detecting myoelectricity activity of the external anal sphincter;

the monitoring module is respectively connected with the rectal pressure detection piece and the myoelectricity detection piece to monitor the intra-rectal pressure of the patient and the myoelectricity activity of the external anal sphincter.

2. The neuroelectrophysiological monitoring device of claim 1, wherein the rectal pressure detector comprises:

the communicating pipe is suitable for conveying media, one end of the communicating pipe is arranged in the rectum of the patient, and the other end of the communicating pipe extends out of the patient;

the rectal expansion capsule is arranged at one end of the communicating pipe and is communicated with the communicating pipe, and the peripheral wall of the rectal expansion capsule is stopped against the inner rectal wall of the patient;

the pressure conversion device is provided with a detection end and a signal output end, the detection end is communicated with the other end of the communicating pipe and is suitable for detecting the pressure of a medium in the communicating pipe, the signal output end is in communication connection with the monitoring module, and the pressure conversion device is suitable for converting the pressure of the medium into a rectal internal pressure signal and transmitting the rectal internal pressure signal to the monitoring module through the signal output end.

3. The neurophysiological monitoring device of claim 2, wherein the other end of the communication tube is configured to couple to a media injection device that selectively injects a media into the communication tube.

4. The neuroelectrophysiological monitoring device of claim 3, further comprising: the three-way pipe is provided with a first connector, a second connector and a third connector which can be selectively communicated with each other, and the first connector is connected with the other end of the communicating pipe; the second interface is connected with the detection end of the pressure conversion device; the third interface is connected with the medium injection device.

5. The neuroelectrophysiological monitoring device of claim 2, wherein the myoelectric detection element is disposed on an outer periphery of the communication tube.

6. The neuroelectrophysiological monitoring device of claim 5, wherein the myoelectric detector includes: the myoelectric electrodes are arranged on the periphery of the communicating pipe at intervals.

7. The neurophysiological monitoring device of claim 6, wherein each of the electromyographic electrodes is configured as a bar, and an extending direction of the electromyographic electrode is the same as an extending direction of the communication pipe, and a plurality of the electromyographic electrodes are arranged at intervals on the periphery of the communication pipe.

8. The neurophysiologic monitoring device as claimed in claim 6, wherein each of the myoelectric electrodes is configured in a ring shape and disposed around the communication pipe, and a plurality of the myoelectric electrodes are arranged at intervals in an extending direction of the communication pipe.

9. The monitoring device of claim 7 or 8, further comprising: myoelectric electrode connecting wire harness, myoelectric electrode connecting wire harness's at least part set up in the communicating tube and one end with a plurality of myoelectric electrode links to each other, the other end with monitoring module links to each other.

10. The neurophysiological monitoring device of claim 2, wherein a plurality of scale marks are arranged on the peripheral wall of the communication tube at intervals along the extending direction of the communication tube.

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