Fixing device, charging equipment and implantable pace-making system

Abstract

The utility model belongs to the technical field of medical instruments, and discloses a fixing device, charging equipment and an implantable pace-making system. The fixing device is used for fixing the charger for the pulse generator to the head of a user and comprises a fixing support and a bandage assembly. The fixed bracket is connected with the charger; the bandage assembly comprises a main bandage attached to the lower jaw of the user, adjusting belts are arranged at the two ends of the main bandage, the ends, away from the main bandage, of the adjusting belts are connected with the fixing support, and the adjusting belts can adjust the distance between the main bandage and the fixing support. Through the fixing device, the distance between the fixing support and the main binding band can be flexibly adjusted according to the head of a user so as to completely adapt to the head of the user, the position of the fixing support relative to the head can be properly adjusted so as to ensure that the charger and the pulse generator are kept corresponding, and the charging efficiency and the charging stability are effectively improved.

Description

Technical Field

[0001] The utility model relates to the technical field of medical devices, in particular to a fixing device, a charging device and an implantable pacing system. Background Art

[0002] The pulse generator implanted in the human body needs to be charged wirelessly. During the charging process, the charger containing the charging coil needs to be placed as close to the pulse generator as possible, and the charging process needs to last for a period of time, so the charger needs to be fixed on the surface of the human body.

[0003] In the prior art, a head-mounted structure similar to headphones is provided on the charger as a fixed structure, and both ends of the head-mounted structure are clamped on the user's head to ensure that the charger can maintain a fixed position without shifting.

[0004] However, during the wearing process, the head-mounted structure cannot adjust the angle because it needs to maintain force balance, which makes it difficult for the charger to fully adapt to the user's head and to fully correspond to the pulse generator, resulting in poor charging efficiency and charging stability. Utility Model Content

[0005] The purpose of the utility model is to provide a fixing device, a charging device and an implantable pacing system, which solves the problem in the prior art that the fixing structure of the charger is difficult to adjust the angle, resulting in the charger being difficult to fully adapt to the user's head and difficult to fully correspond to the pulse generator, resulting in poor charging efficiency and charging stability.

[0006] To achieve this purpose, the utility model adopts the following technical solutions:

[0007] In a first aspect, the present application provides a fixing device for fixing a charger for a pulse generator on a user's head, the fixing device comprising:

[0008] A fixing bracket connected to the charger; and

[0009] The strap assembly includes a main strap that fits the user's lower jaw, and both ends of the main strap are provided with adjustment straps. The end of the adjustment strap away from the main strap is connected to the fixed bracket, and the adjustment strap can adjust the distance between the main strap and the fixed bracket.

[0010] Optionally, a receiving card block and a limiting card block are provided in the fixing bracket, the receiving card block abuts against one side of the charger, and the limiting card block abuts against the other side of the charger to fix the charger in the fixing bracket.

[0011] Optionally, a side of the receiving card block close to the charger and a side of the limiting card block close to the charger both have a fitting curved surface that can fit with the charger.

[0012] Optionally, a plurality of the receiving blocks and the limiting blocks are arranged around the circumferential space of the fixing bracket; and / or

[0013] The receiving block and the limiting block are staggered in distribution.

[0014] Optionally, the fixing bracket is made of a deformable material; and / or

[0015] A connecting hole for the adjusting belt to pass through is provided on one side of the fixing bracket close to the main strap.

[0016] Optionally, the main strap has a positioning portion, and the positioning portion has a avoidance hole for engaging with the ear of the user; and / or

[0017] The length of one of the adjustment straps is greater than the length of the other adjustment strap.

[0018] Optionally, the adjustment belt comprises:

[0019] A connecting portion, the connecting portion having a connecting end and an adjusting end, the connecting end being fixedly connected to the main strap, and the adjusting end being wound around the fixing bracket;

[0020] an adjusting portion, disposed at the adjusting end; and

[0021] The adjustment strip is arranged on one side of the connection part close to the connection end, and the adjustment strip has at least two adjustment positions that can be connected to the adjustment part.

[0022] Optionally, the adjustment belt has a pulling portion, and the pulling portion is located on a side of the adjustment portion away from the connecting end.

[0023] Optionally, the adjustment portion is a buckle, and each of the adjustment positions has a concealed buckle that can be buckled with the buckle; or

[0024] The adjusting portion is a Velcro hook surface, and the adjusting strip is a Velcro fleece surface.

[0025] In a second aspect, a charging device comprises:

[0026] a charger having an electromagnetic coil therein for wirelessly charging the pulse generator; and

[0027] A fixing device as described in any one of the first aspects, wherein the charger is arranged on the fixing device.

[0028] A third aspect is an implantable pacing system, comprising:

[0029] Pulse generators for implantation in the human body; and

[0030] The charging device as described in the second aspect is used to wirelessly charge the pulse generator.

[0031] Beneficial effects of the utility model:

[0032] First, when the fixing device is used, the fixing bracket containing the charger is first placed on the user's head. After ensuring that the charger corresponds to the pulse generator, the main strap is placed on the user's lower jaw, and the main strap is fitted to the user's lower jaw by connecting the adjustment strap to the fixing bracket. Then, according to the comfort of the user's head, the distance between the main strap and the fixing bracket is adjusted by the adjustment strap to ensure that both the fixing bracket and the main strap can be fixed on the user's head. In this way, through the fixing device, not only can the distance between the fixing bracket and the main strap be flexibly adjusted according to the user's head, so as to fully adapt to the user's head, but also the position of the fixing bracket relative to the head can be appropriately adjusted to ensure that the charger and the pulse generator remain corresponding, effectively improving the charging efficiency and charging stability.

[0033] Secondly, when the charging device is in use, it can be fixed on the user's head using the fixing device. The fixing device can not only adapt to the heads of different users, but also flexibly adjust the position of the charger to ensure that the charger and the pulse generator remain corresponding, thereby effectively improving the efficiency and stability of charging.

[0034] Thirdly, during the use of the implantable pacing system, the user can charge the pulse generator quickly and easily through the charging device. While ensuring the charging efficiency and stability, it also simplifies the operation of the system, effectively improving the user experience. BRIEF DESCRIPTION OF THE DRAWINGS

[0035] Figure 1 It is a structural schematic diagram of a fixing device in an embodiment of the utility model;

[0036] Figure 2 It is a structural schematic diagram of a fixing bracket of a fixing device in an embodiment of the utility model;

[0037] Figure 3 It is a structural schematic diagram of a strap assembly in which the lengths of the adjustment straps on both sides of the fixing device are inconsistent in an embodiment of the utility model.

[0038] In the figure:

[0039] 1. Fixed bracket; 11. Receiving block; 12. Limiting block; 13. Connecting hole; 2. Main strap; 21. Positioning part; 211. Avoidance hole; 22. Fitting part; 3. Adjusting strap; 31. Connecting part; 32. Adjusting part; 33. Adjusting strip; 34. Pulling part; 4. Charger. DETAILED DESCRIPTION

[0040] The present invention is further described in detail below in conjunction with the accompanying drawings and embodiments. It is to be understood that the specific embodiments described herein are only used to explain the present invention, rather than to limit the present invention. It should also be noted that, for ease of description, only the parts related to the present invention, rather than all structures, are shown in the accompanying drawings.

[0041] In the description of the present invention, unless otherwise clearly specified and limited, the terms "connected", "connected", and "fixed" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium, it can be the internal connection of two elements or the interaction relationship between two elements. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0042] In the present utility model, unless otherwise clearly specified and limited, a first feature being "above" or "below" a second feature may include that the first and second features are in direct contact, or may include that the first and second features are not in direct contact but are in contact through another feature between them. Moreover, a first feature being "above", "above" and "above" a second feature includes that the first feature is directly above and obliquely above the second feature, or simply indicates that the first feature is higher in level than the second feature. A first feature being "below", "below" and "below" a second feature includes that the first feature is directly below and obliquely below the second feature, or simply indicates that the first feature is lower in level than the second feature.

[0043] In the description of this embodiment, the terms "upper", "lower", "left", "right" and other directions or positional relationships are based on the directions or positional relationships shown in the drawings, and are only for the convenience of description and simplified operation, rather than indicating or implying that the device or element referred to must have a specific direction, be constructed and operated in a specific direction, and therefore cannot be understood as a limitation of the present invention. In addition, the terms "first" and "second" are only used to distinguish in the description and have no special meaning.

[0044] The embodiments of the present application disclose a fixing device, a charging device and an implantable pacing system.

[0045] Reference Figures 1 to 3The fixing device is used to fix the charger 4 for the pulse generator on the user's head, and includes a fixing bracket 1 and a strap assembly. The fixing bracket 1 is connected to the charger 4; the strap assembly includes a main strap 2 that fits the user's lower jaw, and both ends of the main strap 2 are provided with an adjustment strap 3, and the end of the adjustment strap 3 away from the main strap 2 is connected to the fixing bracket 1, and the adjustment strap 3 can adjust the distance between the main strap 2 and the fixing bracket 1.

[0046] Specifically, the fixing bracket 1 can be annular, and its specific shape can be adapted to the shape of the charger 4. The charger 4 and the fixing bracket 1 can be an integrated structure or a split structure. Slots and other structures can be set on the opposite sides of the fixing bracket 1, and each adjustment belt 3 is correspondingly inserted into a slot.

[0047] Both the adjustment strap 3 and the main strap 2 can be made of elastic materials, or other materials that can fit well with the user's head, and this application does not limit this. The adjustment strap 3 and the main strap 2 can be an integrated structure, or they can be fixed together by sewing. The adjustment strap 3 can be fixed after passing around the connecting hole 13, and the fixing method can be snap connection, bonding, or buckling. The lengths of the two adjustment straps 3 can be the same, or the length of one of the adjustment straps 3 can be greater than the length of the other adjustment strap 3, so as to flexibly adjust the position of the charger 4 relative to the user's head, and to keep correspondence with the pulse generators in different positions to ensure charging efficiency and charging stability.

[0048] When the fixing device is in use, the fixing bracket 1 containing the charger 4 is first placed on the user's head. After ensuring that the charger 4 corresponds to the pulse generator, the main strap 2 is placed on the user's lower jaw, and the main strap 2 is fitted to the user's lower jaw by connecting the adjustment strap 3 with the fixing bracket 1. Then, according to the comfort of the user's head, the distance between the main strap 2 and the fixing bracket 1 is adjusted by the adjustment strap 3 to ensure that both the fixing bracket 1 and the main strap 2 can be fixed on the user's head. In this way, through the fixing device, not only can the distance between the fixing bracket 1 and the main strap 2 be flexibly adjusted according to the user's head, so as to fully adapt to the user's head, but also the position of the fixing bracket 1 relative to the head can be appropriately adjusted to ensure that the charger 4 and the pulse generator remain corresponding, effectively improving the charging efficiency and charging stability.

[0049] Optionally, the fixing bracket 1 has a receiving block 11 and a limiting block 12. The receiving block 11 abuts against one side of the charger 4, and the limiting block 12 abuts against the other side of the charger 4 to fix the charger 4 in the fixing bracket 1.

[0050] Specifically, the fixed bracket 1 is annular, and its horizontal projection shape is a quadrilateral ring. The inner side wall of the fixed bracket 1 protrudes inward to form a receiving card block 11 and a limiting card block 12. The receiving card block 11 and the limiting card block 12 can be opposite to each other along the length direction or thickness direction of the fixed bracket 1, so as to be fixed by pressing from opposite sides of the charger 4. The receiving card block 11 and the limiting card block 12 can also be opposite to each other along the thickness direction of the fixed bracket 1, forming a space for placing the charger 4 therebetween. In this embodiment, the receiving card block 11 and the limiting card block 12 are arranged opposite to each other along the thickness direction of the fixed bracket 1, and the receiving card block 11 abuts against the bottom wall of the charger 4, and the limiting card block 12 abuts against the top wall of the charger 4.

[0051] By providing the receiving card block 11 and the limiting card block 12, the charger 4 can be clamped and fixed in the fixing bracket 1, so that a detachable connection can be formed between the charger 4 and the fixing bracket 1, which is convenient for the user to quickly remove the charger 4 from the fixing bracket 1.

[0052] Optionally, a side of the receiving card block 11 close to the charger 4 and a side of the limiting card block 12 close to the charger 4 both have a fitting curved surface that can fit with the charger 4 .

[0053] Specifically, the shell of the charger 4 needs to fit the user's head, and the user's skull is generally a curved surface, so the shell of the charger 4 is also curved. By setting the fitting curved surface, the receiving block 11 and the limiting block 12 are both in surface fit with the charger 4, thereby effectively improving the fixing effect of the charger 4.

[0054] Optionally, a plurality of receiving blocks 11 and limiting blocks 12 are arranged at intervals around the circumference of the fixing bracket 1 .

[0055] Specifically, two receiving blocks 11 can be arranged relatively, and four limiting blocks 12 can be arranged around the circumference of the fixed bracket 1, and the limiting blocks 12 and the receiving blocks 11 are staggered to form a corresponding space between the receiving blocks 11 and the limiting blocks 12. The fixed bracket 1 is made of a deformable material, such as plastic. In this way, the charger 4 can open the fixed bracket 1 when placed, and ensure that the receiving blocks 11 and the limiting blocks 12 are pressed against the surface of the charger 4.

[0056] Optionally, a connection hole 13 for the adjustment belt 3 to pass through is formed on one side of the fixing bracket 1 close to the main strap 2 .

[0057] Specifically, an L-shaped through hole is opened at the lower side of the fixing bracket 1 as the connecting hole 13, that is, one side opening of the connecting hole 13 is located at the lower side of the fixing bracket 1, and the other side opening is located at the side of the fixing bracket 1, so that the adjusting belt 3 can be inserted from the lower side of the fixing bracket 1 and pass out from the side, so that the overall structure of the fixing bracket 1 connected with the adjusting belt 3 is more compact and the appearance is more beautiful.

[0058] Optionally, the main strap 2 has a positioning portion 21, and the positioning portion 21 has an avoidance hole 211 for being sleeved with the ear of the user.

[0059] Specifically, the main strap 2 includes a fitting portion 22, which can be fitted on the user's lower jaw, and a positioning portion 21 is formed on both sides of the fitting portion 22, which can be fitted on the user's side face. In order to better position the main strap 2, the length of the positioning portion 21 covers the user's ears, and an avoidance hole 211 is opened at the position corresponding to the ear, and the user's ear can pass through the avoidance hole 211. The avoidance hole 211 can be in a long strip shape, and the connecting area of ​​the avoidance hole 211 is much larger than the ear to avoid the hole wall of the avoidance hole 211 squeezing the user's ear.

[0060] By providing the positioning portion 21 and the avoidance hole 211 , when the fixing device is used, the avoidance hole 211 can be firstly engaged with the ear of the user, so as to fix the main strap 2 on the face of the user, so as to facilitate the subsequent connection and adjustment of the adjustment strap 3 .

[0061] Optionally, the adjustment strap 3 includes a connection portion 31, an adjustment portion 32 and an adjustment strip 33. The connection portion 31 has a connection end and an adjustment end, the connection end is fixedly connected to the main strap 2, and the adjustment end is wound around the fixed bracket 1; the adjustment portion 32 is arranged at the adjustment end; the adjustment strip 33 is arranged on one side of the connection portion 31 close to the connection end, and the adjustment strip 33 has at least two adjustment positions that can be connected to the adjustment portion 32.

[0062] Specifically, the connecting portion 31 is in the shape of a long strip, one end of which is fixedly connected to the positioning portion 21 of the main strap 2, and the other end can be wound around the connecting hole 13 of the fixing bracket 1. The adjusting portion 32 is fixed to the connecting portion 31, and the fixing method can be bonding or sewing. The adjusting strip 33 is in the shape of a long strip, so that a plurality of adjustment positions are distributed at intervals, and each adjustment position can be connected to the adjusting portion 32.

[0063] In this embodiment, the adjusting portion 32 is a Velcro hook surface, and the adjusting strip 33 is a Velcro fleece surface. In other embodiments, the adjusting portion 32 can also be a buckle, and each adjusting position has a hidden buckle that can be buckled with the buckle.

[0064] When the adjustment strap 3 needs to be adjusted, the adjustment portion 32 is connected and fixed to the adjustment position at different positions, so that the length of the adjustment strap 3 between the main strap 2 and the fixed bracket 1 can be changed, and the distance between the main strap 2 and the fixed bracket 1 can be smoothly changed to complete the adjustment.

[0065] Optionally, the adjusting belt 3 has a pulling portion 34 , and the pulling portion 34 is located on a side of the adjusting portion 32 away from the connecting end.

[0066] Specifically, when the adjustment part 32 is connected to the adjustment strip 33, the pulling part 34 will not form a connection with the adjustment strip 33. When the adjustment part 32 and the adjustment strip 33 need to be separated, the user can clamp the pulling part 34. By applying a pulling force at the pulling part 34, the adjustment part 32 and the adjustment strip 33 can be easily separated, so as to facilitate the user's repeated adjustment operations.

[0067] The charging device comprises a charger 4 and a fixing device as in the above embodiment. The charger 4 is arranged on the fixing device, and the charger 4 has an electromagnetic coil for wirelessly charging the pulse generator.

[0068] When the charging device is in use, the fixing device can be fixed on the user's head using the fixing device. The fixing device can not only adapt to the heads of different users, but also flexibly adjust the position of the charger 4 to ensure that the charger 4 remains corresponding to the pulse generator, thereby effectively improving the efficiency and stability of charging.

[0069] The implantable pacing system includes a pulse generator and a charging device as in the above-mentioned embodiment. The pulse generator is used to be implanted in a human body; and the charging device is used to wirelessly charge the pulse generator.

[0070] During use of the implantable pacing system, users can quickly and easily charge the pulse generator through a charging device, which not only ensures charging efficiency and stability, but also simplifies the operation of the system, effectively improving the user experience.

[0071] Obviously, the above embodiments of the present invention are merely examples for the purpose of clearly illustrating the present invention, and are not intended to limit the implementation methods of the present invention. For those skilled in the art, various obvious changes, readjustments and substitutions can be made without departing from the scope of protection of the present invention. It is not necessary and impossible to list all implementation methods here. Any modifications, equivalent substitutions and improvements made within the spirit and principles of the present invention shall be included in the scope of protection of the claims of the present invention.

Claims

1. A fixing device for fixing a charger (4) for a pulse generator on a user's head, characterized in that: The fixing device comprises: A fixed bracket (1) connected to the charger (4); and A strap assembly, the strap assembly comprising a main strap (2) fitted to the user's lower jaw, both ends of the main strap (2) being provided with adjustment straps (3), one end of the adjustment strap (3) away from the main strap (2) being connected to the fixed bracket (1), and the adjustment strap (3) being capable of adjusting the distance between the main strap (2) and the fixed bracket (1).

2. The fixing device according to claim 1, characterized in that: The fixing bracket (1) has a receiving card block (11) and a limiting card block (12), wherein the receiving card block (11) abuts against one side of the charger (4), and the limiting card block (12) abuts against the other side of the charger (4) to fix the charger (4) in the fixing bracket (1).

3. The fixing device according to claim 2, characterized in that: The side of the receiving card block (11) close to the charger (4) and the side of the limiting card block (12) close to the charger (4) both have a fitting curved surface capable of fitting with the charger (4).

4. The fixing device according to claim 2, characterized in that: A plurality of the receiving clamping blocks (11) and the limiting clamping blocks (12) are arranged in a circumferentially spaced ring around the fixing bracket (1); and / or The receiving card block (11) and the limiting card block (12) are staggered in distribution.

5. The fixing device according to claim 1, characterized in that: The fixing bracket (1) is made of a deformable material; and / or A connection hole (13) for the adjustment belt (3) to pass through is provided on a side of the fixing bracket (1) close to the main binding belt (2).

6. The fixing device according to claim 1, characterized in that: The main strap (2) has a positioning portion (21), and the positioning portion (21) has an avoidance hole (211) for engaging with the ear of the user; and / or The length of one of the adjustment straps (3) is greater than the length of the other adjustment strap (3).

7. The fixing device according to claim 1, characterized in that: The adjustment belt (3) comprises: A connecting portion (31), the connecting portion (31) comprising a connecting end and an adjusting end, the connecting end being fixedly connected to the main binding strap (2), and the adjusting end being wound around the fixing bracket (1); an adjusting portion (32), arranged at the adjusting end; and An adjustment strip (33) is arranged on one side of the connection portion (31) close to the connection end, and the adjustment strip (33) has at least two adjustment positions that can be connected to the adjustment portion (32).

8. The fixing device according to claim 7, characterized in that: The adjusting portion is a buckle, and each of the adjusting positions has a hidden buckle that can be buckled with the buckle; or The adjusting portion (32) is a Velcro hook surface, and the adjusting strip (33) is a Velcro fleece surface.

9. A charging device, characterized in that include: A charger (4), wherein the charger (4) has an electromagnetic coil for wirelessly charging the pulse generator; as well as The fixing device according to any one of claims 1 to 8, wherein the charger (4) is arranged on the fixing device.

10. An implantable pacing system, characterized in that: include: Pulse generator, for implantation in the human body; as well as The charging device as claimed in claim 9, is used to wirelessly charge the pulse generator.

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