CN114027844B

CN114027844B - Implant device

Info

Publication number: CN114027844B
Application number: CN202210011823.9A
Authority: CN
Inventors: 莫晓龙; 王东辉
Original assignee: Nuoer Medical Shenzhen Co ltd
Current assignee: Nuoer Medical Shenzhen Co ltd
Priority date: 2022-01-07
Filing date: 2022-01-07
Publication date: 2022-04-22
Anticipated expiration: 2042-01-07
Also published as: CN114027844A

Abstract

The invention discloses an implantation device, and relates to the technical field of medical instruments. The implantation device comprises a deep electrode and a support mechanism; the deep electrode comprises an electrode contact, a hose and a connector; the electrode contact is arranged on the outer surface of the hose, one end of the hose is connected to the connector, and the conducting wire connected with the electrode contact penetrates through the hose and is electrically connected with the connector; the supporting mechanism comprises a body and an extension tube, wherein the body is provided with a first through hole penetrating through the body, and the extension tube can penetrate through the first through hole so as to extend the electrode contact into the machine body; the telescopic pipe is communicated with the first through hole, one end of the telescopic pipe is connected with the body, and the other end of the telescopic pipe can be stretched to be close to or far away from the body and can be connected with the connector, so that the connector is supported. The invention solves the technical problem that the conductive wire in the hose is easy to bend and damage in the prior art.

Description

Implant device

Technical Field

The invention relates to the technical field of medical instruments, in particular to an implantation device.

Background

Stereotactic electroencephalography (SEEG) is a diagnostic and therapeutic technique for refractory epilepsy. The technology is characterized in that the deep electrode is placed in a patient body, the discharge condition of an epileptogenic focus source is recorded, and therefore accurate positioning of the focus is achieved. In the process of performing this technique, it is necessary to drill a hole in the skull of the patient and screw a guide screw, then the deep electrode is passed through the guide screw and into the interior of the body, and finally a nut fixes the catheter of the implant device to the guide screw. The inventor finds that the hose is generally made of soft materials, and the hose is easy to bend in the using process, so that a conductive wire which is contained in the hose and connected with the electrode contact is bent and damaged.

Disclosure of Invention

In view of this, the present invention provides an implanting device, which is used to solve the technical problem in the prior art that the conductive wire in the hose is easily bent and damaged.

An implant device comprising a deep electrode and a support mechanism; the deep electrode includes an electrode contact, a hose, and a connector; the electrode contact is arranged on the outer surface of the hose, one end of the hose is connected to the connector, and the conducting wire connected with the electrode contact penetrates through the hose and is electrically connected with the connector; the supporting mechanism comprises a body and a telescopic pipe, wherein a first through hole penetrating through the body is formed in the body, and the flexible pipe can penetrate through the first through hole so as to enable the electrode contact to extend into the machine body; the telescopic pipe is communicated with the first through hole, one end of the telescopic pipe is connected with the body, and the other end of the telescopic pipe can be stretched to be close to or far away from the body and can be connected with the connector, so that the connector is supported.

In some embodiments of the implant device, the deep electrode further includes a first connection tube, the first connection tube is mounted at one end of the connector facing the flexible tube and is sleeved on the flexible tube, and one of the first connection tube and the telescopic tube has a larger tube diameter than the other so that the other can extend into the first connection tube and can abut against the first connection tube to support the connector.

In some embodiments of the implantation device, the extension tube is provided with a first connecting part near the end of the first connecting tube, the end of the first connecting tube near the extension tube is provided with a second connecting part matched with the first connecting part, and the first connecting part and the second connecting part are connected to fix the connector; the first connecting part is in threaded connection with the second connecting part.

In some embodiments of the implanting device, the supporting mechanism further includes a fixing component, and the fixing component is sleeved on one of the first connecting tube and the telescopic tube with a larger diameter and can press the first connecting tube and the telescopic tube to make the first connecting tube and the telescopic tube abut against each other, so as to fix the connector.

In some embodiments of the implanting device, the supporting mechanism further includes a supporting ring, the supporting ring is disposed on an end portion of the first connecting pipe and the telescopic pipe, which has a smaller pipe diameter, and the other end portion of the first connecting pipe and the telescopic pipe has a pipe diameter larger than that of the outer ring of the supporting ring, and can be pressed against the supporting ring under the driving of the fixing component, so that the first connecting pipe and the telescopic pipe are abutted against each other.

In some embodiments of the implant device, the fixing assembly includes a ring member and a fastening member, the ring member includes an annular body, a first pressing portion and a second pressing portion, the annular body is provided with an opening, the first pressing portion and the second pressing portion are respectively connected to two sides of the annular body opposite to the opening, and the fastening member is inserted into at least one of the first pressing portion and the second pressing portion and can enable the first pressing portion and the second pressing portion to approach each other, so that the first connecting tube and the telescopic tube can abut against each other.

In some embodiments of the implantation device, the support mechanism further includes a connecting member, the connecting member is fixedly mounted on one of the first connecting tube and the telescopic tube with a smaller tube diameter, a third connecting portion is disposed on an outer surface of the other one near an end of the connecting member, and a fourth connecting portion matched with the third connecting portion is disposed on the connecting member, so that the first connecting tube can be connected with the telescopic tube through the connecting member.

In some embodiments of the implant device, the flexible tube includes a tube body and a reinforcing layer disposed within an inner wall of the tube body.

In some embodiments of the implant device, an orthographic projection of the electrode contact toward the flexible tube is outside the reinforcement layer.

In some embodiments of the implant device, the deep electrode further includes a reinforcing member, the reinforcing member is accommodated in the flexible tube, and both ends of the reinforcing member are connected to an inner wall of the flexible tube to reinforce the flexible tube.

The embodiment of the invention has the following beneficial effects:

the implant device includes a deep electrode and a support mechanism. The deep electrode comprises an electrode contact, a hose and a connector; the electrode contact is installed in the surface of hose for gather the physiological signal of telecommunication, hose one end is connected in the connector, and the conductor wire that is connected with the electrode contact wears to locate in the hose to can make the conductor wire receive the protection of hose, and with connector electric connection, the connector then can be again through with interface electric connection, thereby be connected to on the instrument and equipment. The supporting mechanism comprises a body and a telescopic pipe, the body is used for being connected to the machine body, a first through hole penetrating through the body is formed in the body, and the hose can penetrate through the first through hole so as to enable the electrode contact to extend into the machine body; the telescopic pipe is communicated with the first through hole, one end of the telescopic pipe is connected with the body, the other end of the telescopic pipe can stretch out and draw back to be close to or far away from the body and can be connected with the connector, so that the connector is supported, the connector can be prevented from being stressed and falling down, the hose can be prevented from being driven by the connector to be bent, and the technical problem that a conductor wire in the hose is easy to bend and damage in the prior art is solved.

Drawings

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

FIG. 1 is a schematic view showing the overall structure of a penetration device in one embodiment;

FIG. 2 is an enlarged schematic view of portion A of FIG. 1;

FIG. 3 is a schematic view showing the overall structure of a penetration means in another embodiment;

FIG. 4 is an enlarged schematic view of portion B of FIG. 3;

FIG. 5 is a schematic structural view of a body in the support mechanism;

FIG. 6 is a schematic view showing the overall structure of a hose according to another embodiment;

FIG. 7 is a perspective view of a hose construction in one embodiment;

FIG. 8 is a schematic diagram of the overall construction of the deep electrode in one embodiment;

FIG. 9 is a schematic cross-sectional view of one embodiment of section C-C of FIG. 8;

FIG. 10 is a schematic cross-sectional view of one embodiment of section C-C of FIG. 8;

FIG. 11 is an enlarged view of the portion D shown in FIG. 10;

FIG. 12 is a schematic cross-sectional view of one embodiment of section C-C of FIG. 8;

FIG. 13 is a schematic cross-sectional view of one embodiment of section C-C of FIG. 8;

FIG. 14 is a schematic view of a hose and electrode contact connection according to one embodiment;

fig. 15 is a schematic cross-sectional view of portion E-E of fig. 14.

Wherein: 1. a hose; 11. a through hole; 12. a first layer; 13. a reinforcement layer; 14. a second layer; 2. an electrode contact; 3. a connector; 31. a first connecting pipe; 311. a third connecting portion; 32. a support ring; 4. a second connecting pipe; 5. a joint; 6. a tip; 61. a protrusion; 7. a support member; 71. a notch; 72. a block-shaped member; 721. a second through hole; 73. a second ring-shaped member; 8. a metal wire; 9. a reinforcement; 101. a body; 1011. a first through hole; 1012. a first thread; 1013. a second thread; 102. a fixing member; 103. a telescopic pipe; 104. a connecting member; 105. a first annular member; 1051. an annular body; 1052. a first press fit portion; 1053. a second press fit portion.

Detailed Description

To facilitate an understanding of the invention, the invention will now be described more fully with reference to the accompanying drawings. Preferred embodiments of the present invention are shown in the drawings. The invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.

It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.

The inventor finds that the hose is generally made of soft materials, and the hose is easy to bend in the using process, so that a conductive wire which is contained in the hose and connected with the electrode contact is bent and damaged.

As shown in FIGS. 1-5, in one embodiment of an implant device, the implant device includes a deep electrode and a support mechanism; the deep electrode comprises an electrode contact 2, a hose 1 and a connector 3; the electrode contact 2 is arranged on the outer surface of the hose 1, one end of the hose 1 is connected to the connector 3, and the conductive wire connected with the electrode contact 2 penetrates through the hose 1 and is electrically connected with the connector 3; the supporting mechanism comprises a body 101 and an extension tube 103, wherein a first through hole 1011 penetrating through the body 101 is arranged on the body 101, and the hose 1 can penetrate through the first through hole 1011 so as to extend the electrode contact 2 into the machine body; the extension pipe 103 communicates with the first through hole 1011, and one end of the extension pipe 103 is connected to the body 101 and the other end is capable of extending and contracting to approach or separate from the body 101 and is capable of being connected to the connector 3, thereby supporting the connector 3.

In this embodiment, the telescopic tube 103 can be extended and retracted, so as to be close to the connector 3, and can be connected with the connector 3, so as to support the connector 3, and avoid the connector 3 from falling due to stress, so as to prevent the hose 1 from being bent under the driving of the connector 3, and further solve the technical problem that the conductive wire in the hose 1 is easy to bend and damage in the prior art.

Specifically, as shown in fig. 5, two ends of the main body 101 may be respectively provided with a first thread 1012 and a second thread 1013, the first thread 1012 and the second thread 1013 are respectively used for connecting the machine body and the extension tube 103, during use, the main body 101 may be connected to the machine body through the first thread 1012 to fix the main body 101 to the machine body, and then the extension tube 103 is connected through the second thread 1013, the hose 1 is introduced into the machine body through the extension tube 103 and the first through hole 1011 of the main body 101, so that the electrode contact 2 can be inserted into the machine body at a position where an electrophysiological signal can be relatively collected, the total length of the hose 1 is fixed, the insertion length of the hose 1 is indefinite, after the electrode contact 2 reaches the position, the electrode contact 2 can be connected to the connector 3 through extension and retraction of the extension tube 103, so that the hose 1 can be completely wrapped up and the connector 3 can be supported, further, the hose 1 can be prevented from being bent by the connector 3, and the hose 1 can be protected.

The telescopic tube 103 may have various forms, for example, the telescopic tube 103 may be a plurality of tubes sleeved together to form a telescopic type, and in the case of three tubes, the telescopic tube is divided into an outer tube, a middle tube and an inner tube, the outer tube is sleeved on the middle tube, the middle tube is sleeved on the inner tube, and the three tubes are coaxial and can slide along the axial direction with each other to form the telescopic type. Preferably, the telescopic pipe 103 may also be a pipe network structure, a plurality of rows of rhombic net openings are arranged on the telescopic pipe along the axis direction, two adjacent rows of net openings are arranged in a staggered manner, the size of the aperture of each rhombic net opening is changed, the rod forming the rhombic net opening rotates, so that the telescopic pipe 103 can be integrally extended or shortened, the force for driving the rod forming the rhombic net opening to rotate is greater than the self gravity of the connector 3, and the connector 3 can be supported without causing the telescopic pipe 103 to stretch out and draw back under the action of the force of the connector 3.

In the following embodiments, the telescopic tube 103 is taken as a net tube structure for illustration.

In an embodiment of the implantation device, as shown in fig. 1-2, the deep electrode further comprises a first connection tube 31, the first connection tube 31 is installed at one end of the connector 3 facing the flexible tube 1 and is sleeved on the flexible tube 1, and the diameter of one of the first connection tube 31 and the telescopic tube 103 is larger than that of the other one so that the other one can extend into the first connection tube and can abut against the other one to support the connector 3.

In this embodiment, the diameters of the first connection pipe 31 and the telescopic pipe 103 are different in size, as shown in fig. 2, the diameter of the first connection pipe 31 may be greater than the diameter of the telescopic pipe 103, so that the telescopic pipe 103 can enter the first connection pipe 31, the telescopic pipe 103 is connected to the body 101, and has sufficient strength and is not easy to bend, so that a part of the telescopic pipe 103 entering the first connection pipe 31 can abut against the inner wall of the first connection pipe 31, so as to prop up the first connection pipe 31, and further prop up the connector 3, so as to limit the connector 3 to bend the hose 1, so as to protect the hose 1, and prevent the hose 1 from being bent to cause bending damage of a conductive wire in the hose 1.

In an embodiment of the implant device, as shown in fig. 1-2, the end of the extension tube 103 near the first connection tube 31 is provided with a first connection portion, and the end of the first connection tube 31 near the extension tube 103 is provided with a second connection portion matching with the first connection portion, and the first connection portion and the second connection portion are connected to fix the connector 3. The first connecting part is in threaded connection with the second connecting part.

In this embodiment, set up first connecting portion and second connecting portion on flexible pipe 103 and the first connecting pipe 31 respectively to can mutual threaded connection, and then can be fixed with connector 3, in order to prevent that connector 3 from driving hose 1 and buckling, through further fixing connector 3, can restrict connector 3's motion completely, can enough reach the supporting effect in the preceding embodiment, can further fix a position and fixed connector 3 again, and threaded connection's mode is stable, the staff's of being convenient for operation.

Certainly, the first connecting portion and the second connecting portion can also be in the form of a buckle and a clamping groove respectively, and the operation of workers is also facilitated through the clamping mode. In addition, the telescopic tube 103 can be composed of three parts, the two ends of the telescopic tube 103 are respectively used for connecting the connecting part and the middle telescopic part, namely, the telescopic tube 103 can not be completely telescopic, only the middle part is required to be telescopic, the tube diameter of the middle part of the telescopic tube 103 is changed in the telescopic process, and the two ends are made of materials such as rigidity and hardness, so that the structural shape can be prevented from being changed, and the telescopic tube can be conveniently matched and connected with the body 101 and the first connecting tube 31.

In an embodiment of the implanting device, as shown in fig. 3-4, the supporting mechanism further includes a fixing component, the fixing component is sleeved on one of the first connecting pipe 31 and the telescopic pipe 103 with a larger diameter, and can press the first connecting pipe 31 and the telescopic pipe 103 to make the first connecting pipe 31 and the telescopic pipe 103 abut against each other, so as to fix the connector 3.

In this embodiment, the first connecting pipe 31 and the telescopic pipe 103 can be extruded together by the fixing component, specifically, as shown in fig. 4, the pipe diameter of the first connecting pipe 31 is smaller than that of the telescopic pipe 103, the fixing component is sleeved on the telescopic pipe 103, the telescopic pipe 103 can be sleeved on the first connecting pipe 31 in a telescopic manner, and then an external force is applied to the telescopic pipe 103 by the fixing component, so that the inner wall of the telescopic pipe 103 can be tightly attached to abut against the outer side wall of the first connecting pipe 31, otherwise, the principle is the same, and details are not repeated. It should be clear that, when the pipe diameter of the telescopic pipe 103 is relatively large, the pipe diameter of the connecting portion at the two ends of the telescopic pipe 103 can be larger than the first connecting pipe 31, and pressure is applied to the end portion of the telescopic pipe 103 through the fixing assembly to apply pressure to the first connecting pipe 31, in addition, the first connecting pipe 31 can also extend into the middle position of the telescopic pipe 103, and the middle of the telescopic pipe 103 still needs to be larger than the outside pipe diameter of the first connecting pipe 31 after the pipe diameter of the middle portion becomes smaller in the telescopic process.

In an embodiment of the implanting device, the supporting mechanism further includes a supporting ring 32, the supporting ring 32 is disposed on an end portion of the first connecting tube 31 and the telescopic tube 103 with a smaller diameter, and the other end portion has a diameter larger than an outer ring of the supporting ring 32 and can be pressed against the supporting ring 32 under the driving of the fixing component, so that the first connecting tube 31 and the telescopic tube 103 are abutted against each other.

In this embodiment, the support ring 32 can be supported by rigid and hard materials, the support ring 32 can be fixedly connected to the outer surface of the one with smaller diameter, or can be sleeved on the one with smaller diameter, the support ring 32 is disposed on the end of the one with smaller diameter of the first connection pipe 31 and the telescopic pipe 103, and is located in the inner wall of the other, so as to be respectively tightly attached to the first connection pipe 31 and the telescopic pipe 103 when the force is applied by the fixing component, the first connection pipe 31 and the telescopic pipe 103 can be prevented from being tightly attached to each other by the support ring 32, the support ring 32 is made of a material different from that of the first connection pipe 31 and the telescopic pipe 103, and can not be attached to each other, so as to be quickly separated from the first connection pipe 31 and the telescopic pipe 103 after the fixing component unloads the force, thereby facilitating the detachment of the first connection pipe 31 and the telescopic pipe 103, and preventing the support ring 32 from being too large in the difference in the diameter between the first connection pipe 31 and the telescopic pipe 103, the fixing component exerts large force when external force is applied to enable the fixing component and the supporting component to be attached to each other, so that the fixing component and the supporting component are not restored to deform, the supporting component can play a role in middle supporting through the supporting ring 32, and the situation is prevented from happening.

Preferably, the tubular structures of the body 101, the telescopic tube 103, the first connecting tube 31 and the hose 1 in the above embodiments may all be circular tubular structures.

In an embodiment of the implantation device, as shown in fig. 4, the fixing assembly includes a first ring member 105 and a fastener, the first ring member 105 includes an annular body 1051, a first pressing portion 1052 and a second pressing portion 1053, the annular body 1051 is provided with an opening, the first pressing portion 1052 and the second pressing portion 1053 are respectively connected to two sides of the annular body 1051 opposite to the opening, and the fastener is inserted into at least one of the first pressing portion 1052 and the second pressing portion 1053, and can enable the first pressing portion 1052 and the second pressing portion 1053 to approach each other, so that the first connecting tube 31 and the telescopic tube 103 can abut against each other.

In this embodiment, the fixing component may be a clamp structure, specifically, the first ring member 105 may be a clamp body 101 in the clamp structure, and the fastening member may be a component of a bolt and a nut, a steel wire made of metal, or the like. The first and second pressfittings 1052 and 1053 are pressed by receiving an external force through a wire, a bolt, a nut, or the like, so that the first and second pressfittings 1052 and 1053 approach each other, thereby applying a pressure to the telescopic tube 103.

The first pressing portion 1052 and the second pressing portion 1053 are block-shaped structures, the shapes and sizes of the first pressing portion 1052 and the second pressing portion 1053 can be completely the same, the first pressing portion 1052 and the second pressing portion 1053 are parallel, and the force application direction of the fastener is perpendicular to the first pressing portion 1052, so that the first pressing portion 1052 is close to the second pressing portion 1053, or the first pressing portion 1052 and the second pressing portion 1053 are penetrated by steel wires, and the first pressing portion 1052 and the second pressing portion 1053 can be close to each other.

In an embodiment of the implantation device, as shown in fig. 2, the supporting mechanism further includes a connecting member 104, the connecting member 104 is fixedly mounted on one of the first connecting tube 31 and the telescopic tube 103 with a smaller tube diameter, a third connecting portion 311 is disposed on an outer surface of the other one near an end of the connecting member 104, and a fourth connecting portion matched with the third connecting portion 311 is disposed on the connecting member 104, so that the first connecting tube 31 can be connected with the telescopic tube 103 through the connecting member 104.

In this embodiment, taking the example that the diameter of the telescopic tube 103 is smaller than that of the first connecting tube 31, so as to be inserted into the first connecting tube 31, the telescopic tube 103 inserted into the outer side surface of the first connecting tube 31 may be provided with one of a thread or a locking groove and a locking block, the inner wall of the first connecting tube 31 is provided with one of a matching thread or a locking groove and a locking block, so as to be connected with the telescopic tube 103, and the outer surface of the first connecting tube 31 may be further provided with a third connecting portion 311 connected with a fourth connecting portion on the connecting member 104 through the third connecting portion 311, so that both the inner side and the outer side of the first connecting tube 31 are stably connected, so as to further strengthen the connection between the telescopic tube 103 and the first connecting tube 31, thereby firmly fixing and supporting the connector 3.

The third connecting portion 311 and the fourth connecting portion may be a fitting structure of a clamping groove of the clamping block, and may also be a screw fitting structure, and during the screw connection, the connecting member 104 may be a nut structure.

In addition, in an embodiment of the implantation device, the support mechanism further comprises a fixing member 102, and the extension tube 103 is connected to the body 101 through the fixing member 102. In the foregoing embodiment, two ends of the main body 101 may be provided with threads to connect with the machine body and the telescopic tube 103, two ends of the telescopic tube 103 may be respectively provided with the fixing element 102 and the connecting element 104 to connect with the main body 101 and the first connecting tube 31, respectively, the fixing element 102 and the connecting element 104 may be nut structures, and the directions of the fixing element 102 and the connecting element 104 are opposite, it should be clear that the structure and the shape of the fixing element 102 and the connecting element 104 are not changed during the process of extending and retracting the telescopic tube 103.

In one embodiment of the implant device, as shown in figures 14-15, the hose 1 comprises a tubular body and a reinforcing layer 13, the reinforcing layer 13 being provided within the inner wall of the tubular body.

In this embodiment, specifically, the hose 1 may be divided into three layers, which are a first layer 12, a reinforcing layer 13 and a second layer 14, where the first layer 12 and the second layer 14 may be made of TPU, the reinforcing layer 13 may be a metal layer, and the reinforcing layer 13 has rigidity, so as to reinforce the whole hose 1, prevent the hose 1 from being bent excessively, and maintain the shape of the hose 1. The reinforcing layer 13 can also be a metal mesh tube, and can be formed by weaving nickel-titanium wires or steel wires. The specific forming method may be to weave the mesh tube on the outer surface of the first layer 12, and then extrude a second layer 14 on the outer surface of the metal mesh tube by an extrusion process. The hose 1 with the reinforcing layer 13 has better tensile strength and bending resistance.

In an embodiment of the implant device, as shown in connection with fig. 14-15, the orthographic projection of the electrode contact 2 towards the hose 1 is outside the reinforcement layer. In this embodiment, the hose 1 may be divided into two sections along its axis, one section being used to mount the electrode contacts 2 on the outer surface, and the other section being used to mount the reinforcing layer 13 in the inner wall, i.e. the reinforcing layer 13 does not completely match the length of the hose 1, so as to avoid the electrode contacts 2 from contacting the reinforcing layer 13 and reduce interference.

In an embodiment of the implantation device, as shown in fig. 7, the deep electrode further comprises a reinforcing member 9, the reinforcing member 9 is accommodated in the flexible tube 1, and both ends of the reinforcing member 9 are connected with the inner wall of the flexible tube 1 to reinforce the flexible tube 1.

In this embodiment, the reinforcement 9 may be a wire or a high-strength wire made of a metal material, preferably, a nickel-titanium wire may be used, and a plurality of reinforcements 9 may be provided, so that the effect of supporting the hose 1 can be achieved by the strength of the plurality of reinforcements 9 themselves, and the hose 1 is reinforced, and the hose 1 can be prevented from being bent.

In one embodiment of the implant device, as shown in fig. 6, the flexible tube 1 is a woven mesh tube.

In this embodiment, compared with the existing hose 1 made of materials such as TPU, the woven mesh tube has better tensile strength and bending resistance, and meanwhile, part of flexibility is kept, so that the problem that the existing hose 1 is easy to bend is solved.

In one deep electrode embodiment, as shown in fig. 8-13, the deep electrode further includes a support 7 and a wire 8. The hose 1 is provided with a through hole 11 penetrating the hose 1. The supporting piece 7 and the metal wire 8 are contained in the through hole 11, one end of the supporting piece 7 is connected with the hose 1, the other end of the supporting piece 7 is connected with the metal wire 8, and one end, far away from the supporting piece 7, of the metal wire 8 is connected with the hose 1, so that the metal wire 8 is straightened.

In this embodiment, in use, when the hose 1 is subjected to a force and is intended to be bent, the support 7 and the metal wire 8 can block the bending, and when the hose 1 is subjected to a force and is intended to be extended, the hose 1 at the corresponding part of the support 7 and the metal wire 8 can be pulled because the support 7 and the metal wire 8 are connected to the two sides of the hose 1, so that the hose 1 cannot be extended, and the conductive wire in the hose 1 is prevented from being bent and extended.

In an embodiment of the deep electrode, the deep electrode further comprises a tip 6 and a connector 3, and the tip 6 and the connector 3 are respectively connected to both ends of the flexible tube 1 so as to be able to close the through hole 11. The support 7 is connected at one end to the head 6 for connection to the hose 1 via the head 6. The wire 8 is connected at one end to the connector 3 to be connected to the hose 1 through the connector 3.

In this embodiment, the through hole 11 can be closed by the end 6 and the connector 3, the end 6 and the connector 3 can be fixedly mounted on the hose 1 by means of pasting or the like, and one ends of the support 7 and the wire 8 are respectively connected to the end 6 and the connector 3, so that the support 7 and the wire 8 can be indirectly connected to two ends of the hose 1, and bending and extending of any section of the hose 1 can be avoided. Specifically, when the hose 1 with the electrode contact 2 extends into the body, the extending portion of the hose can be bent due to stress, the end 6 is installed at the extending end, the supporting piece 7 can be of a straight rod structure, the supporting piece 7 is arranged along the extending direction of the through hole 11, and when the hose 1 is bent, the shape of the straight rod can be kept, so that the hose 1 is prevented from being bent. When the hose 1 is pulled, the distance between the end piece 6 and the connector 3 is kept constant due to the connection between the end piece 6, the support 7, the wire 8 and the connector 3, thereby limiting the extension of the hose 1.

In addition, the material of the end head 6 can be an insulating part, and can also be the electrode contact 2, and can be selected according to the actual situation, if the end head 6 is required to be used as the end contact, then the end head 6 is the electrode contact 2.

The hose 1 may be of annular tubular construction and the end 6 may be of cylindrical construction. Preferably, the diameter of the tip 6 is the same size as the diameter of the outer ring of the hose 1. The end of the tip 6 remote from the hose 1 may be spherical to reduce the tip.

In one embodiment of the deep electrode, the tip 6 is provided with a protrusion 61, the protrusion 61 extends into the through hole 11, and the support 7 is connected to the protrusion 61.

In this embodiment, the surface of the end 6 on the side opposite to the hose 1 is provided with a protrusion 61 integrally formed with the body of the end 6, and the size of the protrusion 61 is smaller than the aperture size of the through hole 11, so that the protrusion 61 can extend into the through hole 11, and the protrusion 61 can be in a cylindrical or rectangular structure, and can be fixedly connected with the support 7 by welding, bonding, and the like. By providing the projection 61, the positioning tip 6 can be easily mounted.

In one deep electrode embodiment, the support 7 comprises a support body and a connection end provided on an end of the support body near the wire 8, the wire 8 being connected with the support body by the connection end. The support body is of a straight rod-shaped structure, and the connection between the metal wire 8 and the support piece 7 can be facilitated by arranging the connecting end part.

In one embodiment of the deep electrode, as shown in fig. 9, a notch 71 is formed on the supporting body, a connecting end portion is formed on the side wall of the notch 71, and the wire 8 is clamped on the side wall of the notch 71.

In the present embodiment, specifically, the notch 71 is disposed on an end portion close to the end surface of the support body opposite to the metal wire 8, and the metal wire 8 can be bent back or bound into an annular ring, and the annular ring is sleeved and clamped on the side wall of the notch 71 to tighten the metal wire 8, so that the metal wire 8 is connected to the support 7.

In one embodiment of the deep electrode, as shown in fig. 12, the connecting end is a second annular member 73, the second annular member 73 is fixedly disposed on the end surface of the supporting body opposite to the wire 8, and the wire 8 is sleeved on the second annular member 73.

In this embodiment, specifically, the second annular member 73 may be a circular ring structure, the second annular member 73 is integrally formed or welded on an end surface of the support body opposite to the metal wire 8, and the metal wire 8 may be bent back or bound into a circular ring structure after passing through the second annular member 73, so as to be able to be sleeved on the second annular member 73, thereby connecting the metal wire 8 to the support member 7.

In one embodiment of the deep electrode, as shown in fig. 10-11, the connecting end is a block 72, and the end surface of the block 72 facing the support body forms a stepped surface with the support body to enable the wire 8 sleeved on the support body to be clamped.

It will be appreciated that a stepped surface is formed between the mass 72 and the support body, i.e. the portion of the mass 72 that is in contact with the support body on the surface of the mass 72 opposite the support body except for the portion that is in contact with the support body, if the end of the mass 72 facing the support body is larger than the end of the support body opposite the mass 72, thereby forming a stepped surface, the wire 8 can be wound around the support body for a turn and then bent back or tied into an annular configuration so as to fit over the support body and be caught by the stepped surface.

In an embodiment of the electrode assembly, as shown in fig. 10 and 11, the block 72 is provided with a second through hole 721 penetrating through the block 72 along a direction parallel to the extending direction of the flexible tube 1, an orthographic projection of a hole wall of the second through hole 721 facing the step surface is located on the step surface, and the metal wire 8 is inserted through the second through hole 721 and sleeved on the support body to be able to be clamped on the step surface.

It can be understood that, the port of second through-hole 721 one end is located the ladder face, when the installation, can tie up wire 8 on supporting the body earlier, then passes wire 8 through second through-hole 721 again to make wire 8 joint on the ladder face, can lead and comb wire 8 through second through-hole 721, and can also make wire 8 not prolong round the side surface of blocky piece 72 and be in the same direction as, avoid wire 8 excessively to bend.

The above embodiments show the specific structure of the connecting end portion and the matching manner of the wire 8 and the connecting end portion, the wire 8 can be connected with the supporting body through the connecting end portion to form a more stable connection relationship, but in another embodiment, the wire 8 and the supporting member 7 can also be directly fixed, for example, one end of the wire 8 is welded to one end of the supporting member 7. It is to be understood that the wires 8 are in a straightened state.

In addition, the deep electrode further comprises a second connecting pipe 4 and a connector 5, the connector 5 is fixedly connected with the connector 3 through the second connecting pipe 4, the second connecting pipe 4 is also of an annular tubular structure, the second connecting pipe 4 is made of high-strength fiber wires and has high strength, bending resistance and extension resistance, the conducting wires are electrically connected with the connector 5 through the connector 3, the connector 3 can be a wire concentrator and can be used for intensively combing the conducting wires, and then the conducting wires are connected to equipment such as an electroencephalograph through the connector 5.

The technical features of the above embodiments can be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the above embodiments are not described, but should be considered as the scope of the present specification as long as there is no contradiction between the combinations of the technical features.

The above examples only show some embodiments of the present invention, and the description thereof is more specific and detailed, but not construed as limiting the claims. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the inventive concept, which falls within the scope of the present invention. Therefore, the protection scope of the present patent shall be subject to the appended claims.

Claims

1. An implant device, comprising a deep electrode and a support mechanism; the deep electrode comprises an electrode contact, a hose, a connector, a support and a wire; the electrode contact is arranged on the outer surface of the hose, one end of the hose is connected to the connector, and the conducting wire connected with the electrode contact penetrates through the hose and is electrically connected with the connector;

the supporting mechanism comprises a body and a telescopic pipe, wherein a first through hole penetrating through the body is formed in the body, and the flexible pipe can penetrate through the first through hole so as to enable the electrode contact to extend into the machine body; the telescopic pipe is communicated with the first through hole, one end of the telescopic pipe is connected with the body, and the other end of the telescopic pipe can be stretched to be close to or far away from the body and can be connected with the connector so as to support the connector;

a through hole penetrating through the hose is formed in the hose, the supporting piece and the metal wire are accommodated in the through hole, one end of the supporting piece is connected with the hose, the other end of the supporting piece is connected with the metal wire, and one end, far away from the supporting piece, of the metal wire is connected with the hose;

the hose comprises a hose body and a reinforcing layer, the reinforcing layer is arranged in the inner wall of the hose body, and the orthographic projection of the electrode contact facing the hose is positioned outside the reinforcing layer;

the deep electrode also comprises a first connecting pipe, the first connecting pipe is arranged at one end, facing the hose, of the connector and is sleeved on the hose, the pipe diameter of one of the first connecting pipe and the telescopic pipe is larger than that of the other one of the first connecting pipe and the telescopic pipe, so that the first connecting pipe and the telescopic pipe can extend into the other one of the first connecting pipe and the telescopic pipe, and the first connecting pipe and the telescopic pipe can be mutually abutted to support the connector;

the deep electrode also comprises a reinforcing member, the reinforcing member is accommodated in the hose, and two ends of the reinforcing member are connected with the inner wall of the hose so as to reinforce the hose;

the supporting piece comprises a supporting body and a connecting end part arranged on the end part of the supporting body close to the metal wire, the connecting end part is a block-shaped piece, and a step surface is formed between the end surface of the block-shaped piece facing the supporting body and the supporting body; be equipped with on the cubic piece along being on a parallel with hose extending direction runs through the second through hole of cubic piece, the pore wall orientation of second through hole the orthographic projection of ladder face is located the ladder face, the wire is worn to locate the second through hole is located to the cover support the body, in order can the joint in the ladder face.

2. The implant device of claim 1, wherein the extension tube is provided with a first connection portion near the end of the first connection tube, and the end of the first connection tube near the extension tube is provided with a second connection portion matching the first connection portion, and the first connection portion and the second connection portion are connected to fix the connector; the first connecting part is in threaded connection with the second connecting part.

3. The implant device of claim 1, wherein the support mechanism further comprises a fixing member, the fixing member is sleeved on one of the first connecting tube and the telescopic tube with a larger diameter and can press the first connecting tube and the telescopic tube to enable the first connecting tube and the telescopic tube to abut against each other, so as to fix the connector.

4. The implanting device according to claim 3, wherein the supporting mechanism further comprises a supporting ring, the supporting ring is disposed on an end portion of the first connecting tube and the telescopic tube having a smaller diameter, and the other end portion of the first connecting tube and the telescopic tube has a larger diameter than the outer ring of the supporting ring, and can be pressed against the supporting ring under the driving of the fixing component, so that the first connecting tube and the telescopic tube can be abutted against each other.

5. The implant device according to claim 3 or 4, wherein the fixing assembly comprises a ring-shaped member and a fastening member, the ring-shaped member comprises an annular body, a first pressing portion and a second pressing portion, the annular body is provided with an opening, the first pressing portion and the second pressing portion are respectively connected to two sides of the annular body opposite to the opening, and the fastening member is inserted into at least one of the first pressing portion and the second pressing portion and can enable the first pressing portion and the second pressing portion to approach each other so as to enable the first connecting pipe and the telescopic pipe to abut against each other.

6. The implanting device according to claim 1, wherein the supporting mechanism further comprises a connecting member, the connecting member is fixedly mounted on one of the first connecting tube and the telescopic tube having a smaller tube diameter, the other one of the first connecting tube and the telescopic tube having an outer surface near an end thereof is provided with a third connecting portion, and the connecting member is provided with a fourth connecting portion matched with the third connecting portion, so that the first connecting tube can be connected with the telescopic tube through the connecting member.