Prostate expansion device
The prostate expansion device addresses the issue of inaccurate insertion depth and expansion degree by using a mounting assembly with gears and rotating sleeves for precise control, improving treatment safety and convenience.
Patent Information
- Application Number
- CN202420679259.2
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-04-03
- Publication Date
- 2024-12-27
- Estimated Expiration
- 2034-04-03
AI Technical Summary
Existing prostate expansion devices lack precise control over insertion depth and expansion degree, leading to inaccuracies and potential patient damage during treatment.
A prostate expansion device with a mounting assembly comprising a drive plate, bidirectional screw, connecting member, and limiting member, allowing for accurate adjustment of expansion degree and insertion depth through a mechanism involving gears and rotating sleeves.
Enables precise control over expansion degree and insertion depth, enhancing user convenience and safety during prostate treatments.
Smart Images
Figure CN222238535U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of medical devices, in particular to a prostate expansion device. Background Art
[0002] The prostate is an accessory gland of the male reproductive system. It is an unpaired solid gland that is shaped and sized like a slightly flat chestnut. When treating the prostate, it is generally necessary to use an expansion mechanism to expand the prostate. However, the traditional expansion device cannot add medicine into the prostate when expanding the prostate, making it inconvenient to use the device to treat the prostate.
[0003] The existing authorized patent CN218451793U discloses a urology clinical prostate dilation device, which expands the prostate through an expansion capsule and then injects medicine through an internally embedded catheter, thereby achieving the operation of injecting medicine while expanding the prostate.
[0004] However, when the above-mentioned method is used in conjunction with the existing expansion device, the insertion depth and expansion degree of the device are judged by the operator's own experience. Therefore, the insertion of the device to a specified depth and the corresponding degree of expansion are completed very accurately and quickly. It is easy for large errors in the insertion depth and expansion degree to occur, which makes the entire treatment more inconvenient and may even cause prostate damage to the patient. Utility Model Content
[0005] The purpose of the utility model is to provide a prostate expansion device, which can effectively and accurately control and adjust the expansion degree and insertion depth of the expansion device through the provided components, so that users can be more convenient and safe in actual operation.
[0006] To achieve the above-mentioned purpose, the utility model provides a prostate expansion device, including an insertion main rod and a mounting assembly;
[0007] The mounting assembly includes a drive plate, a support block, a bidirectional screw, a connecting member, a driving member and a limiting member; the drive plate is slidably connected to the insertion main rod and is located on one side of the insertion main rod, the support block is fixedly connected to the drive plate and is located on one side of the insertion main rod, the bidirectional screw is threadedly connected to the drive plate and is rotatably installed in the insertion main rod, the connecting member is connected to the bidirectional screw, the driving member is connected to the insertion main rod, and the limiting member is connected to the insertion main rod.
[0008] Among them, the connecting component includes a sleeve gear, a mating gear and a connecting bevel gear, the sleeve gear is fixedly connected to the bidirectional screw and is located on one side of the bidirectional screw; the mating gear is meshed with the sleeve gear and is rotatably installed in the inserted main rod; the connecting bevel gear is fixedly connected to the mating gear and is rotatably installed in the inserted main rod.
[0009] Wherein, the driving component includes a rotating shaft, a rotating bevel gear, a driving gear and a twisting component, the rotating shaft is rotatably connected to the insertion main rod and is located on one side of the insertion main rod; the rotating bevel gear is meshed with the connecting bevel gear and is fixedly sleeved on the rotating shaft; the driving gear is fixedly connected to the rotating shaft and is located on one side of the rotating shaft; the twisting component is connected to the insertion main rod.
[0010] Wherein, the twisting component includes a connecting sleeve, an inner gear ring and a rotating sleeve, the connecting sleeve is fixedly connected to the insertion main rod and is located on one side of the insertion main rod; the inner gear ring is meshed with the driving gear and is rotatably installed on one side of the connecting sleeve; the rotating sleeve is fixedly connected to the inner gear ring and is located on one side of the inner gear ring.
[0011] Among them, the limiting component includes a limiting sleeve, a supporting block, a clamping block, a clamping screw and a knob, the limiting sleeve is connected to the insertion main rod and is sleeved on the insertion main rod; the supporting block is fixedly connected to the limiting sleeve and is located on one side of the limiting sleeve; the clamping block is slidingly connected to the limiting sleeve and is located on one side of the limiting sleeve; the clamping screw is threadedly connected to the limiting sleeve and is rotatably installed on one side of the clamping block; the knob is fixedly connected to the clamping screw and is located on one side of the clamping screw.
[0012] The utility model provides a prostate expansion device, by guiding the insertion main rod to cooperate with the limiting component provided, the insertion main rod and the two expansion blocks provided at the ends of the insertion main rod are inserted into the patient's body, and then the rotating sleeve is screwed to drive the inner gear ring to rotate on the connecting sleeve through the rotating sleeve, and then the two driving gears can be driven simultaneously through the rotation of the inner gear ring, when the driving gear rotates, the rotating shaft can drive the corresponding rotating bevel gear to rotate, and then the connecting bevel gear and the matching gear block are driven to rotate through the rotating bevel gear, and finally the driving of the sleeve gear and the bidirectional screw is completed, when the bidirectional screw rotates, the driving plate can drive the expansion block to move accordingly, so that the user can adjust the prostate by controlling the mutual movement of the expansion blocks on both sides, and realizes that the expansion degree and insertion depth of the expansion device can be effectively and accurately controlled and adjusted through the provided components, so that the user is more convenient and safe in actual operation. BRIEF DESCRIPTION OF THE DRAWINGS
[0013] In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art are briefly introduced below.
[0014] Figure 1 It is a schematic diagram of the overall structure of the prostate dilation device according to the first embodiment of the utility model.
[0015] Figure 2 It is a schematic structural diagram of a cutaway insertion main rod of the first embodiment of the utility model.
[0016] Figure 3 The first embodiment of the utility model Figure 2 Enlarged view of point A.
[0017] Figure 4 The first embodiment of the utility model Figure 2 Enlarged view of point B.
[0018] Figure 5 It is a schematic diagram of the installation structure of the connecting component of the first embodiment of the utility model.
[0019] Figure 6 It is a schematic structural diagram of the cross-section of the connecting sleeve and the rotating sleeve of the first embodiment of the utility model.
[0020] Figure 7 It is a schematic diagram of the overall structure of the prostate dilation device according to the second embodiment of the utility model.
[0021] In the figure: 101-insert main rod, 102-drive plate, 103-spreading block, 104-bidirectional screw, 105-set gear, 106-matching gear, 107-connecting bevel gear, 108-rotating shaft, 109-rotating bevel gear, 110-drive gear, 111-connecting sleeve, 112-inner gear ring, 113-rotating sleeve, 201-limiting sleeve, 202-lifting block, 203-pressing block, 204-pressing screw, 205-knob. DETAILED DESCRIPTION
[0022] Embodiments of the present invention are described in detail below, and examples of the embodiments are shown in the accompanying drawings. The embodiments described below with reference to the accompanying drawings are exemplary and are intended to be used to explain the present invention, but should not be understood as limiting the present invention.
[0023] The first embodiment of the present application is:
[0024] See also Figures 1 to 6 ,in Figure 1 This is a schematic diagram of the overall structure of the prostate expansion device. Figure 2 This is a schematic diagram of the structure after the main rod is inserted and cut open. Figure 3 yes Figure 2 A magnified image of Figure 4 yes Figure 2 The enlarged view of point B, Figure 5 It is a schematic diagram of the installation structure of the connecting components. Figure 6 It is a schematic structural diagram of the connecting sleeve 111 and the rotating sleeve 113 in section.
[0025] The utility model provides a prostate expansion device: including an insertion main rod 101 and a mounting assembly, the mounting assembly including a drive plate 102, a spreading block 103, a bidirectional screw 104, a connecting member, a driving member and a limiting member, the connecting member including a sleeve gear 105, a matching gear 106 and a connecting bevel gear 107, the driving member including a rotating shaft 108, a rotating bevel gear 109, a driving gear 110 and a twisting component, the twisting component including a connecting sleeve 111, an inner gear ring 112 and a rotating sleeve 113, the above-mentioned solution solves the problem that when the existing expansion device is matched, the insertion depth and the expansion degree of the device are judged by the operator's own experience, so the insertion of the device to a specified depth and the expansion of the corresponding degree are completed very accurately and quickly, and it is easy to have a situation where the insertion depth and the expansion degree have large errors, which leads to the problem that the entire treatment is inconvenient and may even cause prostate damage to the patient.
[0026] In this embodiment, a hole for inserting a medicine feeding tube is provided at the center of the insertion main rod 101. At the same time, a medicine overflow hole for convenient medicine feeding is also provided at the insertion end of the insertion main rod 101, thereby facilitating the user to complete the corresponding medicine feeding operation after expansion.
[0027] Among them, the driving plate 102 is slidably connected to the insertion main rod 101 and is located on one side of the insertion main rod 101, the opening block 103 is fixedly connected to the driving plate 102 and is located on one side of the insertion main rod 101, the bidirectional screw 104 is threadedly connected to the driving plate 102 and is rotatably installed in the insertion main rod 101, the connecting member is connected to the bidirectional screw 104, the driving member is connected to the insertion main rod 101, and the limiting member is connected to the insertion main rod 101. The two opening blocks 103 are symmetrically arranged at the ends of the insertion main rod 101, and each of the opening blocks 103 is slidably connected to the two driving plates 102 provided on the inner side. Installed at the end of the insertion main rod 101, the driving plate 102 provided on the inner side of each two of the expansion blocks 103 is correspondingly installed with the bidirectional screw 104, and the two bidirectional screws 104 are respectively connected to the two corresponding groups of driving plates 102 through threads, and the threads on both sides of the bidirectional screw 104 have opposite rotation directions, so that when the user drives the bidirectional screw 104 to rotate through the corresponding mechanism, the bidirectional screw 104 can drive the two driving plates 102 of the corresponding group to expand or retract, and then drive the expansion blocks 103 on both sides to expand or retract, so that the expansion degree of the prostate can be adjusted accordingly by driving the expansion blocks 103 on both sides.
[0028] Secondly, the sleeve gear 105 is fixedly connected to the bidirectional screw 104 and is located on one side of the bidirectional screw 104; the matching gear 106 is meshed with the sleeve gear 105 and is rotatably installed in the insertion main rod 101; the connecting bevel gear 107 is fixedly connected to the matching gear 106 and is rotatably installed in the insertion main rod 101, and the rotating shaft 108 is rotatably connected to the insertion main rod 101 and is located on one side of the insertion main rod 101; the rotating bevel gear 109 is meshed with the connecting bevel gear 107 and is fixedly sleeved on the rotating shaft 108; the driving gear 110 is meshed with the rotating bevel gear 107 The rotating shaft 108 is fixedly connected and located on one side of the rotating shaft 108; the screwing component is connected to the insertion main rod 101, and the connecting sleeve 111 is fixedly connected to the insertion main rod 101 and located on one side of the insertion main rod 101; the inner gear ring 112 is meshed with the driving gear 110 and is rotatably installed on one side of the connecting sleeve 111; the rotating sleeve 113 is fixedly connected to the inner gear ring 112 and is located on one side of the inner gear ring 112, and the middle end of each of the bidirectional screws 104 is fixedly sleeved with the sleeve gear 105, and the sleeve gear 105 is fixedly sleeved with the matching gear provided inside the insertion main rod 101. The connecting bevel gear 107 is fixedly installed at the end of the mating gear 106, and the connecting bevel gear 107 is meshed with the rotating bevel gear 109 rotatably installed at the end of the rotating shaft 108. The driving gear 110 is fixed at the end of the rotating shaft 108, and the driving gear 110 matches the inner teeth of the inner gear ring 112 rotatably installed inside the connecting sleeve 111. The sleeve gear 105, the mating gear 106, the connecting bevel gear 107, the rotating shaft 108, the rotating bevel gear 109 and the driving gear 110 are all arranged in a one-to-one correspondence with the bidirectional screw 104. The two driving gears 110 are simultaneously meshed with the inner teeth of the inner gear ring 112, and the rotating sleeve 113 is fixed to the outer end of the inner gear ring 112. A plurality of shifting horizontal platforms are provided on the outer side of the rotating sleeve 113, so that the user can drive the inner gear ring 112 by twisting the rotating sleeve 113, and then the two driving gears 110 are driven to rotate simultaneously by the inner gear ring 112, and then the bidirectional screws 104 on both sides can be driven simultaneously through the cooperation of the corresponding mechanism, so that the support block 103 can be moved more stably through the cooperation of the two groups of driving plates 102 and the bidirectional screws 104.
[0029] When the prostate expansion device of the present embodiment is used, the insertion main rod 101 and the two expansion blocks 103 provided at the ends of the insertion main rod 101 are inserted into the patient's body by guiding the insertion main rod 101 to cooperate with the limiting member provided therein, and then the rotating sleeve 113 is screwed to drive the inner gear ring 112 to rotate on the connecting sleeve 111 through the rotating sleeve 113, and then the two driving gears 110 can be driven simultaneously by the rotation of the inner gear ring 112. When the driving gear 110 rotates, the rotating shaft 108 can drive the corresponding rotating bevel gear 10 9 is rotated, and then the connecting bevel gear 107 and the matching gear block are driven to rotate through the rotating bevel gear 109, and finally the sleeve gear 105 and the bidirectional screw 104 are driven. When the bidirectional screw 104 rotates, the driving plate 102 can drive the expansion block 103 to move accordingly, so that the user can adjust the prostate by controlling the mutual movement of the expansion blocks 103 on both sides, and realize the effective and accurate control and adjustment of the expansion degree and insertion depth of the expansion device through the provided components, so that the user is more convenient and safer in actual operation.
[0030] Second embodiment:
[0031] See also Figure 7 , Figure 7 2 is a schematic diagram of the overall structure of the prostate expansion device of the second embodiment. The limiting component provided by the utility model includes a limiting sleeve 201, a lifting block 202, a pressing block 203, a pressing screw 204 and a knob 205.
[0032] Among them, the limiting sleeve 201 is connected to the insertion main rod 101 and is sleeved on the insertion main rod 101; the lifting block 202 is fixedly connected to the limiting sleeve 201 and is located on one side of the limiting sleeve 201; the clamping block 203 is slidably connected to the limiting sleeve 201 and is located on one side of the limiting sleeve 201; the clamping screw 204 is threadedly connected to the limiting sleeve 201 and is rotatably installed on one side of the clamping block 203; the knob 205 is fixedly connected to the clamping screw 204 and is located on one side of the clamping screw 204, the limiting sleeve 201 is provided with a sleeve groove matching the appearance of the insertion main rod 101, and the side of the limiting sleeve 201 is provided with a limiting rubber sleeve matching the insertion position of the patient's prostate. The clamping block 203 and the lifting block 202 are slidably installed on the other side of the limiting sleeve 201. The clamping screw 204 rotatably installed on the top of the clamping block 203 matches the threaded hole provided on the side boss of the limiting sleeve 201. The knob 205 is fixed on the clamping screw 204. A straight boss is provided on the end of the knob 205. The user can drive the clamping screw 204 to rotate by the knob 205, and then drive the clamping block 203 to move by the clamping screw 204, so as to fix the limiting sleeve 201 on the insertion main rod 101 through the clamping block 203. In this way, the user can determine the insertion depth of the insertion main rod 101 in advance by installing the limiting sleeve 201.
[0033] When using a prostate expansion device of the present embodiment, the pressing block 203 can be driven by cooperating with the pressing screw 204 through the knob 205, and then the limiting sleeve 201 is limited and fixed at a specified position by clamping the limiting block 203 and the lifting block 202. In this way, the user can adjust and fix the installation position of the limiting sleeve 201 according to the insertion depth in advance, and then limit the insertion depth of the insertion main rod 101 by installing the limiting sleeve 201, so that the user can insert the specified depth conveniently, which greatly enhances the practicality of the entire device.
[0034] What is disclosed above is only one or more preferred embodiments of the present application, and cannot be used to limit the scope of rights of the present application. Ordinary technicians in this field can understand that all or part of the processes of implementing the above embodiments and equivalent changes made according to the claims of the present application are still within the scope covered by the present application.
Claims
1. A prostate dilation device, comprising an insertion rod, characterized in that: Also included are mounting components; The mounting assembly includes a drive plate, a support block, a bidirectional screw, a connecting member, a driving member and a limiting member; the drive plate is slidably connected to the insertion main rod and is located on one side of the insertion main rod, the support block is fixedly connected to the drive plate and is located on one side of the insertion main rod, the bidirectional screw is threadedly connected to the drive plate and is rotatably installed in the insertion main rod, the connecting member is connected to the bidirectional screw, the driving member is connected to the insertion main rod, and the limiting member is connected to the insertion main rod.
2. The prostate expansion device according to claim 1, characterized in that: The connecting component includes a sleeve gear, a mating gear and a connecting bevel gear. The sleeve gear is fixedly connected to the bidirectional screw and is located on one side of the bidirectional screw. The mating gear is meshed with the sleeve gear and is rotatably installed in the inserted main rod. The connecting bevel gear is fixedly connected to the mating gear and is rotatably installed in the inserted main rod.
3. The prostate expansion device according to claim 2, characterized in that: The driving component includes a rotating shaft, a rotating bevel gear, a driving gear and a twisting component. The rotating shaft is rotatably connected to the insertion main rod and is located on one side of the insertion main rod; the rotating bevel gear is meshed with the connecting bevel gear and is fixedly sleeved on the rotating shaft; the driving gear is fixedly connected to the rotating shaft and is located on one side of the rotating shaft; the twisting component is connected to the insertion main rod.
4. The prostate dilation device according to claim 3, characterized in that: The screwing component includes a connecting sleeve, an inner gear ring and a rotating sleeve. The connecting sleeve is fixedly connected to the insertion main rod and is located on one side of the insertion main rod; the inner gear ring is meshed with the driving gear and is rotatably installed on one side of the connecting sleeve; the rotating sleeve is fixedly connected to the inner gear ring and is located on one side of the inner gear ring.
5. The prostate dilation device according to claim 1, wherein: The limiting component includes a limiting sleeve, a lifting block, a clamping block, a clamping screw and a knob, the limiting sleeve is connected to the insertion main rod and is sleeved on the insertion main rod; the lifting block is fixedly connected to the limiting sleeve and is located on one side of the limiting sleeve; the clamping block is slidably connected to the limiting sleeve and is located on one side of the limiting sleeve; the clamping screw is threadedly connected to the limiting sleeve and is rotatably installed on one side of the clamping block; the knob is fixedly connected to the clamping screw and is located on one side of the clamping screw.