Fluid system in body implant

Abstract

According to one aspect, an implant (100) includes an expandable member (190); a pump assembly (110) configured to facilitate transfer of fluid to and from the expandable member; a tubular member (170) extending from the pump assembly; a base member (130) coupled to the pump assembly; and a coupling member (120) configured to be disposed such that a portion of the tubular member is disposed between the base member and the coupling member so as to facilitate coupling of the tubular member to the pump assembly.

Description

[0001] Cross-references to related applications

[0002] This application is a continuation of and claims priority to U.S. non-provisional patent application No. 18 / 733,271, filed June 4, 2024, entitled “FLUID SYSTEMS IN A BODILY IMPLANT,” which claims priority to U.S. provisional patent application No. 63 / 507,868, filed June 13, 2023, entitled “FLUID SYSTEMS IN A BODILY IMPLANT,” the disclosure of which is incorporated herein by reference in its entirety.

[0003] This application also claims priority to U.S. Provisional Patent Application No. 63 / 507,868, filed June 13, 2023, the disclosure of which is incorporated herein by reference in its entirety. Technical Field

[0004] This disclosure relates generally to body implants, and more specifically to body implants including fluid systems and expandable components. Background Technology

[0005] Body implants with fluid systems and expandable components may be placed in patients for a variety of reasons. For example, one treatment for erectile dysfunction in men is the implantation of a penile prosthesis to mechanically achieve an erection. Additionally, some patients undergoing phalloplasty may receive a penile prosthesis. In another example, one treatment for urinary incontinence is the implantation of an artificial urethral sphincter. Such penile prostheses and artificial urethral sphincters may include expandable components and fluid systems. Summary of the Invention

[0006] According to one aspect, the implant includes an expandable member; a pump assembly configured to facilitate fluid transfer to and from the expandable member; a tubular member extending from the pump assembly; a base member coupled to the pump assembly; and a coupling member configured such that a portion of the tubular member is positioned between the base member and the coupling member to facilitate coupling of the tubular member to the pump assembly.

[0007] In some embodiments, the base member includes a protrusion configured to be disposed within a cavity defined by the tubular member. In some embodiments, the connecting member is configured such that a portion of the connecting member is positioned between the base member and the tubular member.

[0008] In some embodiments, a tubular member extends between the pump assembly and the expandable member. In some embodiments, the implant includes a reservoir configured to store fluid. In some embodiments, the implant includes a reservoir configured to store fluid, with the tubular member extending between the pump assembly and the reservoir.

[0009] In some embodiments, the base member includes a engaging member, and the connecting member includes an engaging member configured to engage the engaging member of the base member to connect the connecting member to the base member. In some embodiments, the base member defines a cavity, and a portion of the connecting member is disposed within the cavity defined by the base member. In some embodiments, the base member defines a cavity, a portion of the connecting member is disposed within the cavity defined by the base member, and a portion of a tubular member is disposed within the cavity defined by the base member. In some embodiments, the base member defines a cavity and includes an engaging member extending into the cavity, and the connecting member includes an engaging member configured to engage the engaging member of the base member to connect the connecting member to the base member. In some embodiments, the base member includes an engaging member, and the connecting member includes a first engaging member and a second engaging member, the first engaging member of the connecting member being configured to engage a first portion of the engaging member of the base member, and the second engaging member of the connecting member being configured to engage a second portion of the engaging member of the base member.

[0010] In some embodiments, the connecting member includes a support portion configured to contact a portion of the tubular member when the tubular member is positioned in a non-linear configuration. In some embodiments, the connecting member includes a funnel-shaped support portion. In some embodiments, the connecting member includes a funnel-shaped support portion configured to contact a portion of the tubular member when the tubular member is positioned in a non-linear configuration. In some embodiments, the pump assembly includes a housing having a funnel-shaped support portion configured to contact a portion of the tubular member when the tubular member is positioned in a non-linear configuration.

[0011] In some embodiments, the implant includes a support member connected to a portion of the tubular member.

[0012] According to another aspect, the body implant includes a housing; a tubular member extending from the housing; a base member coupled to the housing and defining a cavity; and a connecting member, a portion of which is configured to be disposed within the cavity defined by the base member.

[0013] In some embodiments, a portion of the tubular member is configured to be disposed within a cavity defined by the base member.

[0014] In some embodiments, the base member includes a protrusion, at least a portion of which is configured to be disposed within a lumen defined by the tubular member. In some embodiments, the base member includes a connecting member, and the connecting member includes a connecting member configured to engage the connecting member of the base member to attach the connecting member to the base member. Attached Figure Description

[0015] Figure 1 An implant according to one embodiment is illustrated schematically.

[0016] Figure 2 An implant according to one embodiment is shown.

[0017] Figure 3 An implant according to one embodiment is shown.

[0018] Figure 4 This is a perspective view of a pump assembly according to one embodiment.

[0019] Figure 5 and Figure 6 This is a side view of the pump assembly and base components.

[0020] Figure 7 and Figure 8 It is a perspective view of the pump assembly, base components, and tubular components.

[0021] Figure 9 and Figure 10 It is a perspective view of the pump assembly, base components, tubular components, and connecting components.

[0022] Figure 11 and Figure 12 It is a sectional view of the pump assembly, base components, tubular components, and connecting components.

[0023] Figure 13 It is an exploded view of the pump assembly, base components, tubular components, and connecting components.

[0024] Figure 14 and Figure 15 The base component, tubular component, and connecting component are shown.

[0025] Figures 16-21 A pump assembly, base member, tubular member, and connecting member according to another embodiment are shown.

[0026] Figures 22-24 A pump assembly, base member, tubular member, and connecting member according to another embodiment are shown.

[0027] Figures 25-28 A pump assembly, base member, tubular member, and connecting member according to another embodiment are shown. Detailed Implementation

[0028] This document discloses detailed embodiments. However, it should be understood that the disclosed embodiments are merely examples and can be implemented in various forms. Therefore, the specific structural and functional details disclosed herein should not be construed as limiting, but merely as the basis for the claims and as a representative basis for teaching those skilled in the art to adopt the embodiments differently with virtually any suitable detailed structure. Furthermore, the terminology and phrases used herein are not intended to be restrictive, but rather to provide an understandable description of this disclosure.

[0029] As used herein, the term “a” or “an” is defined as one or more. As used herein, the term “another” is defined as at least a second or more. As used herein, the terms “comprising” and / or “having” are defined as including (i.e., open transition). As used herein, the terms “linked” or “movably linked” are defined as a connection, although not necessarily direct and mechanical.

[0030] Typically, embodiments are directed to medical devices, such as penile prostheses, artificial sphincter muscles, or other body implants. Hereinafter, the terms patient or user may be used to refer to a person who benefits from the medical device or method disclosed in this disclosure. For example, a patient may be a person whose body has a medical device implanted or a person implanted using the method disclosed in this disclosure for operating the medical device. For example, in some embodiments, a patient may be a human male, a human female, or any other mammal.

[0031] The embodiments discussed herein can improve the performance of body implants. For example, body implants can have improved reliability or improved implantation procedures.

[0032] Figure 1 A body implant 100 according to one embodiment is illustrated schematically. In some embodiments, the body implant 100 may be a penile implant. In other embodiments, the body implant 100 may be an artificial urethral sphincter. In other embodiments, the body implant 100 may be a different type of body implant.

[0033] The illustrated embodiment includes a pump assembly 110, an expandable member 190, and a reservoir 195. The pump assembly 110 is operatively and fluidly connected to the reservoir 195 via a tubular member 170. The pump assembly 110 is operatively and fluidly connected to the reservoir 195 via a tubular member 180.

[0034] Reservoir 195 is configured to hold or store fluid. Pump assembly 110 is configured to move fluid from reservoir 195 to expandable member 190 and from expandable member 190 to reservoir 195. Pump assembly 110 may include an electric pump component or a manual pump component. Expandable member 190 is configured to be in an expanded state or configuration and in a contracted state or configuration. In some embodiments, when expandable member 190 is in the expanded state or configuration, expandable member 190 is configured to apply pressure to a part of the body.

[0035] In the illustrated embodiment, a tubular member 170 is coupled to and extends between the pump assembly 110 and the expandable member 190. The tubular member 170 is configured to deliver fluid between the pump assembly 110 and the expandable member 190.

[0036] The body implant 100 includes a base member 130 and a connecting member 120. The base member 130 is configured to be coupled to the pump assembly 110, such as to a housing or surface of the pump assembly 110. In some embodiments, the connecting member 120 is configured to engage the base member 130 to facilitate coupling of the tubular member 170 to the pump assembly 110.

[0037] In the illustrated embodiment, a tubular member 180 is coupled to and extends between the pump assembly 110 and the reservoir 195. The tubular member 180 is configured to deliver fluid between the pump assembly 110 and the reservoir 195.

[0038] The body implant 100 includes a base member 131 and a connecting member 121. The base member 131 is configured to be coupled to the pump assembly 110, such as to a housing or surface of the pump assembly 110. In some embodiments, the connecting member 121 is configured to engage the base member 131 to facilitate coupling of the tubular member 180 to the pump assembly 110.

[0039] In use, the body implant 100 can be placed inside a patient. In some embodiments, when the expandable member 190 is in an expanded or extended configuration, the expandable member 190 can be positioned such that it can apply pressure to a part of the patient's body.

[0040] Figure 2 A body implant 200 according to one embodiment is shown. Implant 200 is an artificial urethral sphincter. Implant 200 includes a pump assembly 210, an expandable member 290, and a reservoir 295. Pump assembly 210 is operatively and fluidly coupled to expandable member 290 via tubular member 270. Pump assembly 210 is operatively and fluidly coupled to reservoir 295 via tubular member 280.

[0041] Reservoir 295 is configured to hold or store fluid. Pump assembly 210 is configured to move fluid from reservoir 295 to expandable member 290 and from expandable member 290 to reservoir 295. Pump assembly 210 may include an electric pump component or a manual pump component. Expandable member 290 is configured to be in an expanded state or configuration and in a contracted state or configuration. In some embodiments, when expandable member 290 is in the expanded state or configuration, expandable member 290 is configured to apply pressure to a part of the body.

[0042] In the illustrated embodiment, a tubular member 270 is coupled to and extends between the pump assembly 210 and the expandable member 290. The tubular member 270 is configured to deliver fluid between the pump assembly 210 and the expandable member 290. In some embodiments, the body implant 200 includes a base member and a connecting member. The base member is configured to be coupled to the pump assembly 210, such as to a housing or surface of the pump assembly 210. In some embodiments, the connecting member is configured to engage the base member to facilitate coupling the tubular member 270 to the pump assembly 210.

[0043] In the illustrated embodiment, a tubular member 280 is coupled to and extends between the pump assembly 210 and the reservoir 295. The tubular member 280 is configured to deliver fluid between the pump assembly 210 and the reservoir 295. In some embodiments, the body implant 200 includes a second base member and a second connecting member. The second base member is configured to be coupled to the pump assembly 210, such as to a housing or surface of the pump assembly 210. In some embodiments, the second connecting member is configured to engage the second base member to facilitate coupling the tubular member 280 to the pump assembly 210.

[0044] Figure 3 A body implant 300 according to one embodiment is shown. The implant 300 is a penile implant. The implant 300 includes a pump assembly 310, an expandable member 390, and a reservoir 395. The implant also includes a second expandable member 390A. The pump assembly 310 is operatively and fluidly coupled to the expandable member 390A via a tubular member 370A. The pump assembly 310 is operatively and fluidly coupled to the expandable member 390 via the tubular member 370. In some embodiments, a tubular member with a single end coupled to the pump assembly can connect the pump assembly to two expandable members (e.g., including a second branch or a tubular member having a Y-shape). The pump assembly 310 is operatively and fluidly coupled to the reservoir 395 via a tubular member 380.

[0045] Reservoir 395 is configured to hold or store fluid. Pump assembly 310 is configured to move fluid from reservoir 395 to expandable members 390 and 390A, and from expandable members 390 and 390A to reservoir 395. Pump assembly 310 may include an electric pump component or a manual pump component. Expandable members 390 and 390A are configured to be in an expanded state or configuration and in a contracted state or configuration. In some embodiments, when expandable members 390 and 390A are in the expanded state or configuration, expandable members 390 and 390A are configured to apply pressure to a part of the body.

[0046] In the illustrated embodiment, the tubular member 370 is coupled to both the pump assembly 310 and the expandable member 390. The tubular member 370 is configured to deliver fluid between the pump assembly 310 and the expandable member 390. In some embodiments, the body implant 300 includes a base member and a connecting member. The base member is configured to be coupled to the pump assembly 310, such as to a housing or surface of the pump assembly 310. In some embodiments, the connecting member is configured to engage the base member to facilitate coupling the tubular member 370 to the pump assembly 310.

[0047] In the illustrated embodiment, a tubular member 370A is coupled to a pump assembly 310 and to an expandable member 390A. The tubular member 370A is configured to deliver fluid between the pump assembly 310 and the expandable member 390A. In some embodiments, the body implant 300 includes a base member and a connecting member. The base member is configured to be coupled to the pump assembly 310, such as to a housing or surface of the pump assembly 310. In some embodiments, the connecting member is configured to engage the base member to facilitate coupling the tubular member 370A to the pump assembly 310.

[0048] In the illustrated embodiment, the tubular member 380 is coupled to both the pump assembly 310 and the reservoir 395. The tubular member 380 is configured to deliver fluid between the pump assembly 310 and the reservoir 395. In some embodiments, the body implant 300 includes a base member and a connecting member. The base member is configured to be coupled to the pump assembly 310, such as to a housing or surface of the pump assembly 310. In some embodiments, the connecting member is configured to engage the base member to facilitate coupling the tubular member 380 to the pump assembly 310.

[0049] Figures 4-15 A pump assembly 410, a base member 430, a tubular member 490, and a connecting member 420 according to one embodiment are shown. Figure 13This is an exploded view of this embodiment. As shown, the tubular member 490 can be used to fluidly connect the pump assembly 410 to an expandable member or to a fluid reservoir. In some embodiments, for example, as described above, the body implant may include several tubular members that fluidly connect the pump assembly to other components, such as a fluid reservoir or expandable member. Although only one tubular member 490 and its connection to the pump assembly 410 are shown and described in detail, it should be understood that such connection can be used to connect other or more tubular members to other parts or components of the pump assembly or device.

[0050] The pump assembly includes a housing 412. In the illustrated embodiment, a base member 430 is coupled to the housing 412 of the pump assembly 410 within a recess 414 defined by the housing 412. In some embodiments, the base member 430 may be coupled to a surface of the housing, such as a non-recessed outer surface of the housing. In some embodiments, the housing 412 and the base member 430 are formed of metal, and the base member 430 is coupled to the housing 412 via a welding (e.g., laser welding) process. In other embodiments, the base member or the housing, or both, are made of different materials. In other embodiments, the base member is coupled to the housing via a different coupling mechanism (e.g., adhesive). In yet another embodiment, the housing and the base member may be formed integrally or monolithically. In this embodiment, when the base member is coupled to the housing, the housing may be formed or machined to have a structure and form having both the housing and the base member.

[0051] In the illustrated embodiment, the recess communicates with a lumen or opening 416 defined in the housing 412. The lumen or opening 416 communicates with a pump and valves within the pump assembly to allow fluid to flow into and out of the pump assembly via the lumen or opening 416.

[0052] The base member 430 includes a protrusion 432. The protrusion 432 defines a lumen 433. When coupled to the housing 412, the lumen 433 defined by the base member 430 is in fluid communication with a lumen or opening 416 defined by the housing 412.

[0053] The tubular member 490 may be placed on the protrusion 432 of the base member 430. In the illustrated embodiment, the protrusion 432 of the base member 430, or a portion thereof, extends into the lumen 492 defined by the tubular member 490. In some embodiments, the tubular member 490 is an anti-kink fitting. In other embodiments, the tubular member is a different type of member or is formed of a different material.

[0054] like Figure 9 and Figure 10As best illustrated, the connecting member 420 moves or slides along the outer surface of the tubular member 490. In the illustrated embodiment, the connecting member 420 defines a cavity 422. The tubular member 490 is disposed within the cavity 422. The connecting member 420 can move toward the pump assembly 410 until the connecting member 420 engages the base member 430.

[0055] like Figure 11 and Figure 12 As best shown, the base member 430, connecting member 420, and tubular member 490 are arranged such that a portion of the connecting member 420 is disposed between a portion of the tubular member 490 and a portion of the base member 430. Furthermore, a portion of the tubular member 490 is disposed between a portion of the protrusion 432 of the base member 430 and a portion of the connecting member 420. In the illustrated embodiment, the tubular member 490 is thereby connected to the pump assembly 410 or the housing 412 of the pump assembly 410.

[0056] In the illustrated embodiment, the connecting member 420 is configured to engage and connect to the base member 430. Specifically, the inner surface 434 of the base member 430 includes protrusions or connecting portions 436. The protrusions or connecting portions 436 of the base member 430 are configured to engage the protrusions or connecting portions 426 of the outer surface 424 of the connecting member 420 to connect the connecting member 420 to the base member 430. The connecting member may include more than one protrusion or connecting portion. Similarly, the base member may include more than one protrusion or connecting portion. In other embodiments, the connecting member is attached or connected to the base member via different mechanisms. In some embodiments, the connecting member 420 and the base member 430 are formed of a biocompatible material, such as a polymer material. In some embodiments, the materials forming the connecting member 420 and the base member 430 allow these members to be securely connected to each other.

[0057] Figure 13 This is an exploded view of the component. Figure 14 and Figure 15 A connector 420 is shown that is connected to the base member 430 and to the tubular member 490.

[0058] Figures 16-21A connecting member 520 according to one embodiment is shown. The connecting member includes a bent or flared surface 528. The bent or flared surface 528 is configured to contact a tubular member 490, such as the outer surface 498 of the tubular member. For example, in some embodiments, the bent or flared surface 528 is configured to contact the outer surface 498 of the tubular member 490 to provide support to the tubular member 490 when the tubular member 490 is bent or folded into a non-linear configuration. In some embodiments, the bent or flared surface 528 may be configured to help prevent the tubular member 490 from kinking or breaking.

[0059] Figures 22-24 A housing 612 of a pump assembly 610 according to one embodiment is shown. The housing 612 includes a bent or flared surface 618. The bent or flared surface 618 is configured to contact a tubular member 490, such as the outer surface 498 of the tubular member. For example, in some embodiments, the bent or flared surface 618 is configured to contact the outer surface 498 of the tubular member 490 to provide support to the tubular member 490 when the tubular member 490 is bent or folded into a non-linear configuration. In some embodiments, the bent or flared surface 618 may be configured to help prevent the tubular member 490 from kinking or breaking.

[0060] Figures 25-28 A system according to another embodiment is shown. The system includes a support member 750. The support member 750 is configured to contact a tubular member to provide support to the tubular member. In some embodiments, the support member 750 may be configured to help prevent the tubular member from kinking or breaking.

[0061] In the illustrated embodiment, the support member 750 is mounted on or connected to the two tubular members and is disposed on top of the pump assembly housing. In this embodiment, the support member may be located at different positions along the tubular members.

[0062] While certain features of the embodiments have been shown as described herein, many modifications, substitutions, alterations, and equivalents will now occur to those skilled in the art. Therefore, it should be understood that the appended claims are intended to cover all such modifications and variations falling within the scope of the embodiments.

Claims

1. An implant comprising: Expandable components; A pump assembly configured to facilitate the transfer of fluid to and from the expandable member; A tubular member extending from the pump assembly; A base component connected to the pump assembly; as well as A connecting member configured such that a portion of the tubular member is positioned between the base member and the connecting member to facilitate connection of the tubular member to the pump assembly.

2. The implant according to claim 1, wherein, The base member includes a protrusion configured to be disposed within a cavity defined by the tubular member.

3. The implant according to any one of claims 1-2, wherein, The connecting member is configured such that a portion of the connecting member is positioned between the base member and the tubular member.

4. The implant according to any one of claims 1-3, wherein, The tubular member extends between the pump assembly and the expandable member.

5. The implant according to any one of claims 1-4, further comprising: A reservoir configured to store fluid, wherein the tubular member extends between the pump assembly and the reservoir.

6. The implant according to any one of claims 1-5, wherein, The base member includes a joining member, and the connecting member includes a joining member, wherein the joining member of the connecting member is configured to engage the joining member of the base member to connect the connecting member to the base member.

7. The implant according to any one of claims 1-6, wherein, The base member defines a cavity, and a portion of the connecting member is disposed within the cavity defined by the base member.

8. The implant according to any one of claims 1-6, wherein, The base member defines a cavity, a portion of the connecting member is disposed within the cavity defined by the base member, and a portion of the tubular member is disposed within the cavity defined by the base member.

9. The implant according to any one of claims 1-6, wherein, The base member defines a cavity and includes a connecting member extending into the cavity. The connecting member includes a connecting member configured to engage the connecting member of the base member to connect the connecting member to the base member.

10. The implant according to any one of claims 1-5, wherein, The base member includes a connecting member, and the connecting member includes a first connecting member and a second connecting member. The first connecting member of the connecting member is configured to engage a first portion of the connecting member of the base member, and the second connecting member of the connecting member is configured to engage a second portion of the connecting member of the base member.

11. The implant according to any one of claims 1-10, wherein, The connecting member includes a support portion configured to contact a portion of the tubular member when the tubular member is placed in a non-linear configuration.

12. The implant according to any one of claims 1-10, wherein, The connecting component includes a funnel-shaped support portion.

13. The implant according to any one of claims 1-10, wherein, The connecting member includes a funnel-shaped support portion configured to contact a portion of the tubular member when the tubular member is placed in a non-linear configuration.

14. The implant according to any one of claims 1-10, wherein, The pump assembly includes a housing having a funnel-shaped support portion configured to contact a portion of the tubular member when the tubular member is placed in a non-linear configuration.

15. The implant according to any one of claims 1-10, further comprising a support member connected to a portion of the tubular member.

16. An implant comprising: Expandable components; A pump assembly configured to facilitate the transfer of fluid to and from the expandable member; A tubular member extending from the pump assembly; A base component connected to the pump assembly; as well as A connecting member configured such that a portion of the tubular member is positioned between the base member and the connecting member to facilitate connection of the tubular member to the pump assembly.

17. The implant according to claim 16, wherein, The base member includes a protrusion configured to be disposed within a cavity defined by the tubular member.

18. The implant according to claim 16, wherein, The connecting member is configured such that a portion of the connecting member is positioned between the base member and the tubular member.

19. The implant according to claim 16, wherein, The tubular member extends between the pump assembly and the expandable member.

20. The implant of claim 16, further comprising: A storage device configured to store fluid.

21. The implant of claim 16, further comprising: A reservoir configured to store fluid, wherein the tubular member extends between the pump assembly and the reservoir.

22. The implant according to claim 16, wherein, The base member includes a joining member, and the connecting member includes a joining member, wherein the joining member of the connecting member is configured to engage the joining member of the base member to connect the connecting member to the base member.

23. The implant according to claim 16, wherein, The base member defines a cavity, and a portion of the connecting member is disposed within the cavity defined by the base member.

24. The implant according to claim 16, wherein, The base member defines a cavity, a portion of the connecting member is disposed within the cavity defined by the base member, and a portion of the tubular member is disposed within the cavity defined by the base member.

25. The implant according to claim 16, wherein, The base member defines a cavity and includes a connecting member extending into the cavity. The connecting member includes a connecting member configured to engage the connecting member of the base member to connect the connecting member to the base member.

26. The implant according to claim 16, wherein, The base member includes a connecting member, and the connecting member includes a first connecting member and a second connecting member. The first connecting member of the connecting member is configured to engage a first portion of the connecting member of the base member, and the second connecting member of the connecting member is configured to engage a second portion of the connecting member of the base member.

27. The implant according to claim 16, wherein, The connecting member includes a support portion configured to contact a portion of the tubular member when the tubular member is placed in a non-linear configuration.

28. The implant according to claim 16, wherein, The connecting component includes a funnel-shaped support portion.

29. The implant according to claim 16, wherein, The connecting member includes a funnel-shaped support portion configured to contact a portion of the tubular member when the tubular member is placed in a non-linear configuration.

30. The implant according to claim 16, wherein, The pump assembly includes a housing having a funnel-shaped support portion configured to contact a portion of the tubular member when the tubular member is placed in a non-linear configuration.

31. The implant of claim 16, further comprising a support member connected to a portion of the tubular member.

32. A body implant comprising: case; Tubular members extending from the housing; A base member is connected to the housing and defines the cavity; as well as A connecting member, a portion of which is configured to be placed within the cavity defined by the base member.

33. The body implant according to claim 32, wherein, A portion of the tubular member is configured to be placed within the cavity defined by the base member.

34. The body implant according to claim 32, wherein, The base member includes a protrusion, at least a portion of which is configured to be placed within a lumen defined by the tubular member.

35. The implant according to claim 32, wherein, The base member includes a joining member, and the connecting member includes a joining member, wherein the joining member of the connecting member is configured to engage the joining member of the base member to connect the connecting member to the base member.

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