CN204181742U - A kind of sticking patch carrying implantation type wireless electrical stimulation device - Google Patents
A kind of sticking patch carrying implantation type wireless electrical stimulation device Download PDFInfo
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- CN204181742U CN204181742U CN201420343857.9U CN201420343857U CN204181742U CN 204181742 U CN204181742 U CN 204181742U CN 201420343857 U CN201420343857 U CN 201420343857U CN 204181742 U CN204181742 U CN 204181742U
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Abstract
This utility model relates to tissue engineering technique field, specifically refer to a kind of sticking patch carrying implantation type wireless electrical stimulation device, comprise upper strata, lower floor and implantation type wireless electrical stimulation device, it is characterized in that: the side on described upper strata and the side of lower floor are respectively equipped with a circular recess, the recess angle of circular recess is 270 °, the marginal portion on upper strata connects the marginal portion of lower floor and two circular recess correspondences is connected, form enclosed space between upper strata and lower floor, implantation type wireless electrical stimulation device is located in enclosed space.The beneficial effects of the utility model repair the esophageal hiatus expanded, and stimulate lower esophageal sphincter by radio, effectively treat for hiatal hernia and lower end esophageal sphincter this two cause of disease producing greatly reflux esophagitis that relaxes, effect is more obvious.
Description
Technical field
This utility model relates to tissue engineering technique field, specifically refers to a kind of sticking patch carrying implantation type wireless electrical stimulation device.
Background technology
The cause of disease of gastroesophageal reflux disease comprises lower end esophageal sphincter contractile dysfunction and the excessive hiatal hernia caused of esophagus breach, a kind of common due to the esophagus Alimentary Canal Function disease that causes of acid regurgitation repeatedly, American-European countries's prevalence is up to 8.8% ~ 27.8%, although the gastroesophageal reflux disease prevalence of East Asia Region is relatively low (2.5% ~ 7.8%), still in rising trend.
At present, classical anti-reflux art formula is fundoplication under peritoneoscope+hiatal repair art, holds circle by building in stomach esophagogastric junction district, strengthens anti-reflux barrier and relief of symptoms effectively.This anti-reflux art formula can solve the potential safety hazard of long-term acid suppression treatment, but unfortunately, the complication of severe postoperative such as dysphagia, Abdeminal pain sense and difficulty etc. of having the hiccups are insurmountable difficult problems so far always.
In recent years, lower end esophageal sphincter electrical stimulating therapy receives to be paid close attention to widely, and electrode slice stitching is fixed on lower end esophageal sphincter by peritoneoscope by the method, is embedded in by pulse generator subcutaneous, both is connected by wire.Pulse generator continues to send electric current (about 20 minutes) according to parameters such as the stimulating current of having programmed, frequency, waveform and pulsewidths, stimulates esophageal sphincter to shrink, improves lower end esophageal sphincter pressure, to reach the object for the treatment of reflux esophagitis.As the novel anti-reflux operation of one, lower end esophageal sphincter electrical stimulating therapy has simple to operate, that operating time is short advantage, can not affect postoperative normal function of deglutition simultaneously.
But the method still has following drawback: 1, the mechanism of esophageal reflux comprises lax and hiatal hernia two aspect of lower end esophageal sphincter, electricity irritation solve only the lax problem of esophageal sphincter, for the patient with hiatal hernia, the method still thoroughly can not correct esophageal reflux; 2, be embedded in subcutaneous pulse generator many employings lithium battery power supply, battery life many enforcement time by electricity irritation, implement frequency and relevant parameter determines, once service life of lithium battery exhausts, then again must perform the operation and change; 3, lower end esophagus is constantly wriggled in swallowing activity, may cause the lax of electrode slice, once electrode slice comes off touch other organs or blood vessel, can cause visceral organ injury and massive hemorrhage, jeopardize patient vitals under galvanism.
Utility model content
The purpose of this utility model is to overcome the deficiencies in the prior art, relaxes and hiatal hernia two kinds of causes of disease, can implant safely and have the sticking patch carrying implantation type wireless electrical stimulation device of long-term treatment effect while of providing a kind of for lower end esophageal sphincter.
In order to achieve the above object, a kind of sticking patch carrying implantation type wireless electrical stimulation device, comprise upper strata, lower floor and implantation type wireless electrical stimulation device, the side on described upper strata and the side of lower floor are respectively equipped with a circular recess, the recess angle of circular recess is 180 ° ~ 350 °, the marginal portion on upper strata connects the marginal portion of lower floor and the edge correspondence of two circular recess is connected, and form enclosed space between upper strata and lower floor, implantation type wireless electrical stimulation device is located in enclosed space.
Preferably, described upper strata is the netted rectangular pieces body of curved surface with outer convex surface, and described lower floor is the netted rectangular pieces body of curved surface with inner concave; The marginal portion of the outer convex surface on upper strata connects the marginal portion of the inner concave of lower floor, and circular recess is located at the side on the long limit of curved surface netted rectangular pieces body.
Described the upper and lower are made up of the material with shape memory characteristic, and it is polytetrafluoroethylene floor at the middle and upper levels, and lower floor is eptfe layer.
This utility model is also equipped with the outer control device jointly used with implantation type wireless electrical stimulation device, and after implantation type wireless electrical stimulation device implants, operation outer control device, carries out electricity irritation to esophageal sphincter.
The recess angle of circular recess is set to 180 ° ~ 350 °, is preferably 270 °, can reduce patient and implant the danger of dysphagia after synthesis sticking patch, also can prevent sticking patch displacement, makes sticking patch can be firmly docile and obedient in esophageal wall.
This utility model upper strata is relative to diaphram in the corresponding human body of the one side of outer convex surface, and lower floor is the gastrointestinal visceral of anti face, corresponding human body relative to the one side of inner concave.
Preferably, the circular recess place of described lower floor's inner concave is 180 ° and is arranged with at least one group of cup dolly, and upper strata and cup dolly corresponding section offer notch.
Preferably, the diameter of described cup dolly is 1 ~ 10mm.
Preferably, described implantation type wireless electrical stimulation device comprises wireless energy receiving coil, pulse generator and at least two stimulating electrode sheets.
Preferably, the recess angle of described circular recess is 270 °.
Preferably, described stimulating electrode sheet is the arcuate structure identical with the arc angles of circular recess, and its diameter is 1 ~ 10mm.
Preferably, described stimulating electrode sheet is platinum wire electrode slice.
Preferably, the outer rim of the conductive layer of described stimulating electrode sheet connects the notch on upper strata, and the insulating barrier of stimulating electrode sheet is embedded in the cup dolly of lower floor.
Preferably, the conductive layer correspondence of described stimulating electrode sheet connects diaphram.
Preferably, the opening direction of described circular recess be oppositely provided with pulse generator, the extended spot of pulse generator is provided with wireless energy receiving coil, wireless energy receiving coil connects pulse generator by electrode cable, and the electrode cable of stimulating electrode sheet walks to pulse generator place along the curved edge of circular recess and connects pulse generator after merging into a strip electrode wire.
Preferably, the wire outer wrapping insulating layer material of described electrode cable.
Preferably, described implantation type wireless electrical stimulation device also comprises micro pressure sensor, and micro pressure sensor is connected to pulse generator, for detect because of esophagus wriggle cause cavity pressure change.
Preferably, described implantation type wireless electrical stimulation device also comprises detecting electrode.The needle nose of detecting electrode is sewn onto the detection position on esophageal wall, and the other end is connected to pulse generator, for gathering the bioelectrical signals of esophageal wall.
Preferably, described pulse generator comprises permanent magnet and pulse generator shell, and pulse generator shell is provided with external interface, comprises wireless energy collection module, charge management module and chargeable battery in pulse generator.
Preferably, the input of described wireless energy collection module connects wireless energy receiving coil by external interface, the outfan of wireless energy collection module connects the input of charge management module, after the alternating voltage that wireless energy receiving coil exports is converted into stable DC voltage, as power supply input charge management module, the outfan of charge management module connects the input of chargeable battery, is chargeable battery charging by setting process.
Preferably, also comprise normally closed dry reed pipe and in-body power source administration module in described pulse generator, the outfan of chargeable battery is connected to the input of in-body power source administration module by normally closed dry reed pipe.
Preferably, also comprise control module in body in described pulse generator, the charged state instruction pin of charge management module is connected to control module in body.
Preferably, stimulus signal generation module is also comprised in described pulse generator, the outfan of control module in the input connector of stimulus signal generation module, connects stimulating electrode sheet through the outfan of stimulus signal generation module by external interface by the electric impulse signal of the Parameter adjustable of the lower generation of control module control in vivo.
Preferably, radio receiving transmitting module in body is also comprised in described pulse generator, in body, radio receiving transmitting module is connected with control module in body, for two-way wireless communication, the stimulus signal parameter send the outer control device received and various control command transmit donor internal control molding block, and the parameters such as the cavity pressure simultaneously control module in body exported, esophagus detection data are sent to the reception of body external control device and preserve.
Preferably, also comprise pressure signal processing module in described pulse generator, the input of pressure signal processing module connects micro pressure sensor by external interface, control module in the outfan connector of pressure signal processing module.Pressure signal processing module is for the primary signal of amplifying micro pressure sensor and exporting and be converted into digital signal and provide donor internal control molding block.
Preferably, esophagus electronic signal processing module is also comprised in described pulse generator, the input of esophagus electronic signal processing module is connected with detecting electrode through external interface, the outfan of esophagus electronic signal processing module is connected with control module in body, primary signal for exporting detecting electrode is amplified, filtering, A/D conversion process, and provide donor internal control molding block.
Preferably, the outfan of described in-body power source administration module is connected, for each module and micro pressure sensor provide required DC source with radio receiving transmitting module, pressure signal processing module and esophagus electronic signal processing module in control module, stimulus signal generation module, body in external interface, body respectively.
The beneficial effects of the utility model implant by peritoneoscope the sticking patch carrying implantation type wireless electrical stimulation device, repair the esophageal hiatus expanded, and stimulate lower esophageal sphincter by radio, effectively treat for hiatal hernia and lower end esophageal sphincter this two cause of disease producing greatly reflux esophagitis that relaxes, avoid the problem of the dysphagia of fundoplication, also lower end esophageal sphincter electrical stimulating therapy is improved simultaneously, this utility model cannot row fundoplication and with the patient of hiatal hernia after too short and sleeve-like gastrectomy for abdomen section esophagus, effect is more obvious.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
Wherein:
1-upper strata 2-lower floor
3-implantation type wireless electrical stimulation device 4-cup dolly
5-notch 31-wireless energy receiving coil
32-pulse generator 33-stimulating electrode sheet
Detailed description of the invention
Below in conjunction with the drawings and specific embodiments, this utility model is described further, but enforcement of the present utility model is not limited only to this.
Embodiment 1:
A kind of sticking patch carrying implantation type wireless electrical stimulation device as shown in Figure 1, comprise upper strata 1, lower floor 2 and implantation type wireless electrical stimulation device 3, described upper strata 1 and lower floor 2 are made up of the material with shape memory characteristic, it 1 is polytetrafluoroethylene floor at the middle and upper levels, and lower floor 2 is eptfe layer.Upper strata 1 is the netted rectangular pieces body of curved surface with outer concave surface, lower floor 2 is the netted rectangular pieces bodies of curved surface with inner concave, upper strata 1 is relative to diaphram in the corresponding human body of the one side of outer convex surface, and lower floor 2 is the gastrointestinal visceral of anti face, corresponding human body relative to the one side of inner concave.
The side on the side on upper strata 1 and the long limit of lower floor 2 is respectively equipped with a circular recess, and the recess angle of circular recess is 270 °, and the marginal portion of the outer convex surface in upper strata 1 connects the marginal portion of lower floor 2 inner concave and the edge correspondence of two circular recess is connected.The recess angle of circular recess is set to 270 ° can reduce the danger that patient implants dysphagia after synthesis sticking patch, also can prevent sticking patch displacement, makes sticking patch can be firmly docile and obedient in esophageal wall.
The circular recess place of lower floor 2 inner concave is 180 ° of cup dollies 4 being arranged with that one group of diameter is 5mm, and upper strata 1 and cup dolly 4 corresponding section offer notch 5.
Form enclosed space between upper strata 1 and lower floor 2, implantation type wireless electrical stimulation device 3 is located in enclosed space, and described implantation type wireless electrical stimulation device 3 comprises wireless energy receiving coil 31, pulse generator 32 and two stimulating electrode sheets 33.Described stimulating electrode sheet 33 is the arcuate structure identical with the arc angles of circular recess, and be platinum wire electrode slice, its diameter is about 5mm.The outer rim of the conductive layer of described stimulating electrode sheet 33 connects the notch 5 on upper strata 1, and conductive layer correspondence connects diaphram, and the insulating barrier of two stimulating electrode sheets 33 is embedded in two cup dollies 4 of lower floor 2 respectively; Described pulse generator 32 is located at the reverse of the opening direction of circular recess, the extended spot of pulse generator 32 is provided with wireless energy receiving coil 31, wireless energy receiving coil 31 connects pulse generator 32 by electrode cable, the electrode cable of stimulating electrode sheet 33 walks to pulse generator 32 place along the curved edge of circular recess and connects pulse generator 32, the outer all wrap insulate materials of wire of electrode cable after merging into a strip electrode wire.
Preferably, described implantation type wireless electrical stimulation device 3 also comprises micro pressure sensor and detecting electrode.Micro pressure sensor is connected to pulse generator 32, for detect because of esophagus wriggle cause cavity pressure change; The needle nose of detecting electrode is sewn onto the detection position in esophageal wall, and the other end of detecting electrode is connected to pulse generator 32, for gathering the bioelectrical signals of esophageal wall.
Preferably, described pulse generator 32 comprises permanent magnet and pulse generator shell, pulse generator shell is provided with external interface, comprises radio receiving transmitting module, pressure signal processing module and esophagus electronic signal processing module in control module in wireless energy collection module, charge management module, chargeable battery, normally closed dry reed pipe, in-body power source administration module, body, stimulus signal generation module, body in pulse generator 32.Wherein, the input of wireless energy collection module connects wireless energy receiving coil 31 by external interface, the outfan of wireless energy collection module connects the input of charge management module, after the alternating voltage that wireless energy receiving coil 31 exports is converted into stable DC voltage, as power supply input charge management module; The outfan of charge management module connects the input of chargeable battery, is chargeable battery charging by setting process; The outfan of chargeable battery is connected to the input of in-body power source administration module by normally closed dry reed pipe; In body, control module is connected to the charged state instruction pin of charge management module; The outfan of control module in the input connector of stimulus signal generation module, electric impulse signal control module 7 in vivo being controlled the Parameter adjustable of lower generation connects stimulating electrode sheet 33 through the outfan of stimulus signal generation module 8 by external interface; In body, radio receiving transmitting module is connected with control module in body, for two-way wireless communication, the stimulus signal parameter send the outer control device received and various control command transmit donor internal control molding block, the parameter such as cavity pressure, esophagus electro-detection data that control module in body exports are sent to body external control device simultaneously and receive preservation; The input of pressure signal processing module connects micro pressure sensor by external interface, control module in the outfan connector of pressure signal processing module, pressure signal processing module is for the primary signal of amplifying micro pressure sensor and exporting and be converted into digital signal and provide donor internal control molding block; The input of esophagus electronic signal processing module is connected with detecting electrode through external interface, the outfan of esophagus electronic signal processing module is connected with control module in body, primary signal for exporting detecting electrode is amplified, filtering, A/D conversion process, and provide donor internal control molding block.The outfan of in-body power source administration module is connected, for each module and micro pressure sensor provide required DC source with radio receiving transmitting module, pressure signal processing module and esophagus electronic signal processing module in control module, stimulus signal generation module, body in external interface, body respectively.
This utility model is also equipped with the outer control device jointly used with implantation type wireless electrical stimulation device 3, and after implantation type wireless electrical stimulation device 3 implants, operation outer control device, carries out electricity irritation to esophageal sphincter.
Embodiment 2:
A kind of sticking patch carrying implantation type wireless electrical stimulation device, all the other are with embodiment 1, it comprises upper strata 1, lower floor 2 and implantation type wireless electrical stimulation device 3, described upper strata 1 and lower floor 2 are made up of the material with shape memory characteristic respectively, described upper strata 1 is relative to diaphram in the corresponding human body of the one side of outer convex surface, lower floor 2 is anti face relative to the one side of inner concave, the gastrointestinal visceral of corresponding human body, the side on upper strata 1 and the side of lower floor 2 are respectively equipped with a circular recess, the recess angle of circular recess is 350 °, the marginal portion of the outer convex surface in upper strata 1 connects the marginal portion of the outer concave surface of lower floor 2 and the edge correspondence of two circular recess is connected.The recess angle of circular recess is set to 350 ° can make sticking patch substantially be inserted in diaphram place esophagus completely, prevents sticking patch displacement, makes sticking patch can be firmly docile and obedient in esophageal wall.
Embodiment 3:
Carry a sticking patch for implantation type wireless electrical stimulation device, all the other embodiments 1, the circular recess place of the outer convex surface of lower floor 2 is wherein 180 ° and is arranged with two groups of cup dollies 4, and upper strata 1 and cup dolly 4 corresponding section offer notch 5.Implantation type wireless electrical stimulation device 3 comprises wireless energy receiving coil 31, pulse generator 32 and four stimulating electrode sheets 33, the outer rim of the conductive layer of stimulating electrode sheet 33 connects the notch 5 on upper strata 1, conductive layer correspondence connects diaphram, and the insulating barrier of four stimulating electrode sheets 33 is embedded in four cup dollies 4 of lower floor 2 respectively.
Below the preferred embodiment that this utility model is created is illustrated, but this utility model is created and is not limited to described embodiment, those of ordinary skill in the art also can make all equivalent modification or replacement under the prerequisite without prejudice to this utility model creative spirit, and these equivalent modification or replacement are all included in the application's claim limited range.
Claims (10)
1. one kind is carried the sticking patch of implantation type wireless electrical stimulation device, comprise upper strata (1), lower floor (2) and implantation type wireless electrical stimulation device (3), it is characterized in that: the side on described upper strata (1) and the side of lower floor (2) are respectively equipped with a circular recess, the recess angle of circular recess is 180 ° ~ 350 °, the marginal portion on upper strata (1) connects the marginal portion of lower floor (2) and the edge correspondence of two circular recess is connected, enclosed space is formed between upper strata (1) and lower floor (2), implantation type wireless electrical stimulation device (3) is located in enclosed space.
2. a kind of sticking patch carrying implantation type wireless electrical stimulation device according to claim 1, it is characterized in that: the curved surface netted rectangular pieces body of described upper strata (1) for having outer convex surface, the curved surface netted rectangular pieces body of described lower floor (2) for having inner concave; The marginal portion of the outer convex surface on upper strata (1) connects the marginal portion of the inner concave of lower floor (2), and circular recess is located at the side on the long limit of curved surface netted rectangular pieces body.
3. a kind of sticking patch carrying implantation type wireless electrical stimulation device according to claim 2, it is characterized in that: the circular recess place of the inner concave of described lower floor (2) is 180 ° and is arranged with at least one group of cup dolly (4), upper strata (1) and cup dolly (4) corresponding section offer notch (5).
4. a kind of sticking patch carrying implantation type wireless electrical stimulation device according to claim 3, is characterized in that: the diameter of described cup dolly (4) is 1 ~ 10mm.
5., according to the arbitrary described a kind of sticking patch carrying implantation type wireless electrical stimulation device of Claims 1-4, it is characterized in that: described implantation type wireless electrical stimulation device (3) comprises wireless energy receiving coil (31), pulse generator (32) and at least two stimulating electrode sheets (33).
6. a kind of sticking patch carrying implantation type wireless electrical stimulation device according to claim 5, is characterized in that: the recess angle of described circular recess is 270 °.
7. a kind of sticking patch carrying implantation type wireless electrical stimulation device according to claim 6, is characterized in that: described stimulating electrode sheet (33) is the arcuate structure identical with the arc angles of circular recess, and its diameter is 1 ~ 10mm.
8. a kind of sticking patch carrying implantation type wireless electrical stimulation device according to claim 5, it is characterized in that: the outer rim of the conductive layer of described stimulating electrode sheet (33) connects the notch (5) on upper strata (1), and the insulating barrier of stimulating electrode sheet (33) is embedded in the cup dolly (4) of lower floor (2).
9. according to the arbitrary described a kind of sticking patch carrying implantation type wireless electrical stimulation device of claim 6 to 8, it is characterized in that: the opening direction of described circular recess be oppositely provided with pulse generator (32), the extended spot of pulse generator (32) is provided with wireless energy receiving coil (31), wireless energy receiving coil (31) connects pulse generator (32) by electrode cable, the electrode cable of stimulating electrode sheet (33) walks to pulse generator (32) place along the curved edge of circular recess and connects pulse generator (32) after merging into a strip electrode wire.
10. a kind of sticking patch carrying implantation type wireless electrical stimulation device according to claim 1, is characterized in that: described sticking patch also comprises the outer control device jointly used with implantation type wireless electrical stimulation device (3).
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420343857.9U CN204181742U (en) | 2014-06-25 | 2014-06-25 | A kind of sticking patch carrying implantation type wireless electrical stimulation device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420343857.9U CN204181742U (en) | 2014-06-25 | 2014-06-25 | A kind of sticking patch carrying implantation type wireless electrical stimulation device |
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| CN204181742U true CN204181742U (en) | 2015-03-04 |
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| CN201420343857.9U Active CN204181742U (en) | 2014-06-25 | 2014-06-25 | A kind of sticking patch carrying implantation type wireless electrical stimulation device |
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