JP-7855083-B2 - Device for the delivery of multi-component sealants

JP7855083B2JP 7855083 B2JP7855083 B2JP 7855083B2JP-7855083-B2

Inventors

アディソン，ジョーダン
ストーム，ヘザー・エイ
ウィンタースタイン，ルーク

Assignees

バード・ペリフェラル・バスキュラー・インコーポレーテッド

Dates

Publication Date: 20260507
Application Date: 20220406

Claims (20)

A medical sealant applicator device for the delivery of multi-component sealants, comprising a first body and a second body, wherein the first body is The device comprises a base, a first syringe plunger, a second syringe plunger, and a longitudinal channel laterally inserted between the first and second syringe plungers, wherein each of the first and second syringe plungers is oriented to extend in a first direction from the base, the first syringe plunger has a first free end having a first proximal plunger piston, the second syringe plunger has a second free end having a second proximal plunger piston, and the second body is The device comprises a first syringe chamber, a second syringe chamber, and a longitudinal fluid chamber laterally inserted between the first and second syringe chambers, wherein the longitudinal fluid chamber has a proximal end and a distal end, the proximal end of the longitudinal fluid chamber is connected to the first and second syringe chambers respectively to provide fluid communication, and the distal end of the longitudinal fluid chamber has a distal needle connector port. The first syringe chamber of the second body has a first distal opening for slidably receiving the first proximal plunger piston of the first syringe plunger of the first body, The second syringe chamber of the second body has a second distal opening for slidably receiving the second proximal plunger piston of the second syringe plunger of the first body, A medical sealant applicator device wherein the distal needle connector port of the longitudinal fluid chamber of the second body is capable of translating within the longitudinal channel of the first body in response to the longitudinal translation of the second body relative to the first body.
The medical sealant applicator device according to claim 1, wherein when a force is applied to the proximal ends of the first and second syringe barrels in the distal direction, the force simultaneously overcomes the biasing force of the first biasing assembly of the first body and the second biasing assembly of the medical sealant applicator device, thereby causing the first and second syringe plungers to move proximal to the first and second syringe barrels, and the elongated needle to move distally away from its base in the distal direction opposite to the proximal direction.
The medical sealant applicator device according to claim 1, wherein the base of the first body includes a distal aperture, the longitudinal channel extends from the distal aperture in the first direction, and the medical sealant applicator device further comprises a needle assembly having a connector hub and an elongated needle extending from the connector hub, the connector hub being detachably connected to the distal needle connector port of the second body, and the elongated needle extending from the second body through the distal aperture of the base of the first body.
The second body is The proximal end of the longitudinal fluid chamber is connected to the first syringe chamber by a first U-shaped connector, The proximal end of the longitudinal fluid chamber is connected to the second syringe chamber by a second U-shaped connector, A medical sealant applicator device according to any one of claims 1 to 3, comprising:
A medical sealant applicator device according to any one of claims 1 to 3, comprising a pair of finger-holding projections extending laterally from the base of the first body.
A medical sealant applicator device according to any one of claims 1 to 3, comprising a guide assembly for setting the depth of advancement of the elongated needle.
A medical sealant applicator device for the delivery of multi-component sealants, comprising a first body and a second body, wherein the first body is The device comprises a base, a first syringe plunger, a second syringe plunger, and a longitudinal channel laterally inserted between the first and second syringe plungers, wherein each of the first and second syringe plungers is oriented to extend in a first direction from the base, the first syringe plunger has a first free end having a first proximal plunger piston, the second syringe plunger has a second free end having a second proximal plunger piston, and the second body is The device comprises a first syringe chamber, a second syringe chamber, and a longitudinal fluid chamber laterally inserted between the first and second syringe chambers, wherein the longitudinal fluid chamber has a proximal end and a distal end, the proximal end of the longitudinal fluid chamber is connected to the first and second syringe chambers respectively to provide fluid communication, and the distal end of the longitudinal fluid chamber has a distal needle connector port. The first syringe chamber of the second body has a first distal opening for slidably receiving the first proximal plunger piston of the first syringe plunger of the first body, The second syringe chamber of the second body has a second distal opening for slidably receiving the second proximal plunger piston of the second syringe plunger of the first body, The distal needle connector port of the longitudinal fluid chamber of the second body is capable of moving in parallel within the longitudinal channel of the first body in response to the longitudinal translation of the second body relative to the first body. The aforementioned medical sealant applicator device is A medical sealant applicator device further comprising a guide assembly for setting a path toward a target location and maintaining the path while advancing the needle assembly and injecting the component.
The medical sealant applicator device according to claim 7, wherein when a force is applied to the proximal ends of the first and second syringe barrels in the distal direction, the force simultaneously overcomes the biasing forces of the first biasing assembly of the first body and the second biasing assembly of the second body, thereby causing the first and second syringe plungers to move proximal to the first and second syringe barrels, and the elongated needle to move distally away from its base in the distal direction opposite to the proximal direction.
The medical sealant applicator device according to claim 7, wherein the base of the first body includes a distal aperture, the longitudinal channel extends from the distal aperture in the first direction, and the medical sealant applicator device further comprises a needle assembly having a connector hub and an elongated needle extending from the connector hub, the connector hub being detachably connected to the distal needle connector port of the second body, and the elongated needle extending from the second body through the distal aperture of the base of the first body.
The second body is The proximal end of the longitudinal fluid chamber is connected to the first syringe chamber by a first U-shaped connector, The proximal end of the longitudinal fluid chamber is connected to the second syringe chamber by a second U-shaped connector, A medical sealant applicator device according to claim 7 or 8, comprising the above.
A medical sealant applicator device according to any one of claims 7 to 9, comprising a pair of finger-holding projections extending laterally from the base of the first body.
The medical sealant applicator device according to any one of claims 7 to 9, wherein the guide assembly sets the depth of the advance of the elongated needle.
A component delivery system, A needle assembly having elongated needles having a proximal end and a distal end that are spaced apart from each other and define at least one fluid path between them, wherein the distal end has one or more fluid outlets connected to the at least one fluid path, A component delivery system comprising a medical sealant applicator device according to any one of claims 1 to 12, which is fluid-connected to the proximal end of the needle assembly.
The component delivery system according to claim 13, wherein when a force is applied to the proximal end of the syringe chamber in the distal direction, the force simultaneously overcomes the biasing forces of the first body and the second body , thereby causing the syringe plunger to move proximal to the second syringe chamber and the needle assembly to move distally away from the first body in the distal direction opposite to the proximal direction.
The component delivery system according to claim 13 or 14, wherein the needle assembly further comprises a connector hub detachably connected to the needle connector port, and the elongated needle extends from the second body through the first body.
The component delivery system according to any one of claims 13 to 15 , further comprising a pair of finger-holding projections extending laterally from the first body.
The component delivery system according to any one of claims 13 to 15 , further comprising a guide assembly for setting the depth of advancement of the elongated needle.
The guide assembly further comprises a depth adjustment component, a base and an angle adjustment component, The depth adjustment component is, A threaded shaft comprising a shaft head having a first shaft surface and a second shaft surface opposite to the first shaft surface, wherein the first shaft surface is in contact with the component delivery system, A collar having a female threaded portion that engages with the threaded shaft in the locking setting, and a slot that allows parallel movement of the threaded shaft along the central axis of the guide assembly in the adjustment setting, A shaft platform that contacts the second shaft surface of the shaft head, The arch-shaped platform connected to the aforementioned shaft platform, Equipped with, The angle adjustment component is, A first guide member having a first end connected to the base, a second end connected to the base, and a first intermediate portion between the first end and the second end, wherein the first intermediate portion is disposed at a distance from the base and contacts the arch-shaped platform, A second guide member having a first end connected to the base, a second end connected to the base, and a second intermediate portion located between the first end and the second end of the second guide member, wherein the second intermediate portion is disposed at a distance from the base and contacts the shaft platform, The component delivery system according to claim 13 , comprising:
The component delivery system according to claim 18 , wherein the threaded shaft is movable along the central axis while in the adjustment setting.
The component delivery system according to claim 18, wherein the depth adjustment component is movably connected to the first guide member along a first rotation axis, and the second guide member is movably connected along a second rotation axis perpendicular to the first rotation axis.

Description

[0001] This disclosure relates, in general terms, to the delivery of sealants for medical procedures, and more particularly to devices, systems, and methods for delivering multi-component sealants in medical procedures. [0009] A perspective view showing a component delivery system including a protective spacer according to one or more embodiments shown and described herein.[0010] This is a front view showing the component delivery system of Figure 1 according to one or more embodiments shown and described herein.[0011] Figure 3A is a detail diagram showing a component delivery system along section 3A of Figure 2, according to one or more embodiments shown and described herein.[0012] Figure 3B is a detail diagram showing a component delivery system with selected components excluded, according to one or more embodiments shown and described herein.[0013] A perspective view showing a guide assembly according to one or more embodiments shown and described herein.[0014] This is a front view showing a threaded shaft of a guide assembly according to one or more embodiments shown and described herein.[0015] This is a top view showing a threaded shaft of Figure 5 according to one or more embodiments shown and described herein.[0016] This is a perspective view of the guide assembly shown in Figure 4, with selected components removed, according to one or more embodiments shown and described herein.[0017] Another perspective view of the guide assembly shown in Figure 4, with selected components excluded, according to one or more embodiments shown and described herein.[0018] Another perspective view of the guide assembly shown in Figure 4, with selected components excluded, according to one or more embodiments shown and described herein.[0019] This is a detail view showing a guide assembly along section 10 of Figure 4, according to one or more embodiments shown and described herein.[0020] A perspective view showing a component delivery system and guide assembly in a first position according to one or more embodiments shown and described herein.[0021]This is a perspective view showing a component delivery system and guide assembly in a second position according to one or more embodiments shown and described herein. [0022] Next, we will refer in detail to various embodiments of the component delivery system for administering sealant to a patient, whose embodiments are shown in the accompanying drawings. Wherever possible, the same reference numerals will be used throughout multiple drawings to refer to the same or similar parts. For example, the directional terms used herein, such as upward, downward, right, left, forward, backward, apex, base, distal, and proximal, are made based solely on the figures depicted and are not intended to implicitly imply absolute orientation. [0023] In this specification, a range may be expressed as from one "approximate" specific value to and/or to another "approximate" specific value. Where such a range is expressed, another embodiment includes this one specific value to and/or to the other specific value. Similarly, where a value is expressed as an approximate value by using the preceding term "approximately," it will be understood that this specific value forms another embodiment. Furthermore, it will be understood that each endpoint of a range is significant both in relation to the other endpoint and independently of the other endpoint. [0024] Unless otherwise specified, no method described herein is intended to be construed as requiring its steps to be performed in a specific order, nor is it intended to require a specific orientation in any apparatus. Therefore, if a method claim does not actually describe the order in which its steps should be followed, if any apparatus claim does not actually describe the order or orientation of its individual components, if it is not otherwise specifically stated in the claims or this description that the steps are limited to a specific order, or if a specific order or orientation is not described for the components of the apparatus, no order or orientation is intended to be inferred in any respect. This applies to any possible unstated criteria of interpretation, including: logical matters relating to the configuration of steps, the flow of operation, the order of components, or the orientation of components; obvious meanings arising from grammatical construction or punctuation; and the number or type of embodiments described herein. [0025] Unless otherwise defined, all technical and scientific terms used herein have the same meanings as those generally understood by those skilled in the art to which this disclosure pertains. The technical terms used herein are solely for the purpose of describing specific embodiments and are not intended to be limiting. Where used herein and in the appended claims, the singular forms "a," "an," and "the" are intended to include the plural form unless the context clearly indicates otherwise. [0026] As used herein,