Source: https://patents.google.com/patent/CN109953781A/en
Timestamp: 2020-01-17 16:11:38
Document Index: 606215172

Matched Legal Cases: ['art 18', 'art 18', 'art 18', 'art 18', 'art 18', 'art 30', 'art 30', 'art 30', 'art 40', 'art 30', 'art 18', 'art 18', 'art 18', 'art 18', 'art 30', 'art 30', 'art 30', 'art 30', 'art 18', 'art 18']

CN109953781A - Laparoscopic tissue manipulation device - Google Patents
2019-07-02 Publication of CN109953781A publication Critical patent/CN109953781A/en
A kind of laparoscopic tissue manipulator device includes Handleset, elongate body and tool assembly.The tool assembly is supported in the distal part of the elongate body and including finger-shaped material.Each of described finger-shaped material includes the main body with elongated U-shape configuration, and the main body has blunt distal end and open inside, and the distal part of the elongate body is fixed to around the first pivot member.The finger-shaped material can be pivoted from retracted position and expanding location, the finger-shaped material described in the retracted position is in alignment with each other and is aligned with second longitudinal direction axis, and the finger-shaped material described in the expanding location is flared out relative to the second longitudinal direction axis from first pivot member in Difference angles.Lid is supported on the inside that the opening of the main body of the finger-shaped material is covered on each of described finger-shaped material.
This application claims the U.S. Provisional Patent Application submitted the 62/598,537th equity on December 14th, 2017 and Priority, the entire disclosure are incorporated herein by reference.
This disclosure relates to a kind of tissue effector, and be configured to outside laparoscope more specifically to one kind Section improves the tissue effector of visualization and the entrance to operative site during performing the operation.
It is suitble to the surgical tissue manipulation device used during laparoscopically surgical operation, such as operation retractor is many institute's weeks Know.During certain laparoscopic surgeries of such as liver resection, existing manipulation device provide to operative site it is limited into The limited visibility of tissue and adjacent tissue for entering and being treated.In addition, existing manipulation device scoops up and raises tissue But do not have grippage.This makes surgeon be difficult to move tissue in a controlled manner.
One kind is continuously needed in surgical field to be suitable for laparoscope use, provide improved visuality and to operative site Accesibility and with grippage tissue effector.
An aspect of this disclosure is related to laparoscopic tissue manipulator device comprising Handleset, from Handleset to The elongate body and tool assembly that distal side extends.Elongate body includes limiting the portions of proximal and restriction of first longitudinal direction axis The distal part of second longitudinal direction axis.Tool assembly is supported in the distal part of elongate body and including multiple finger-shaped material.Often A finger-shaped material includes the main body with elongated U-shape configuration, and the main body has blunt distal end and open inside.Each finger-shaped material The distal part of elongate body is fixed to around the first pivot member.Finger-shaped material can be around the axis limited by the first pivot member It is pivoted from retracted position and expanding location, is in alignment with each other in punctured bit centering finger and is aligned with second longitudinal direction axis, Extension bits centering finger is flared out relative to second longitudinal direction axis from the first pivot member in Difference angles.Lid branch Support covers the inside of the opening of finger-shaped material main body on each finger-shaped material.
In embodiment, lid is formed by water wetted material.
In some embodiments, lid is formed by porous textile material.
In certain embodiments, lid is formed by transparent material.
In embodiment, each finger-shaped material in multiple finger-shaped materials includes portions of proximal and distal part.The distal side of main body Part is fixed to the portions of proximal of main body by the second pivot member, so that the distal part of main body can be relative to the nearside of main body Part pivots.
In some embodiments, the portions of proximal of the main body of each finger-shaped material limits plane, and the second pivot member exists The side for being parallel to plane upwardly extends.
In certain embodiments, the main body of the distal end of the portions of proximal of the main body of each finger-shaped material and each finger-shaped material is remote The proximal end of side section is configured to interact with the pivotable shifting by the distal part of main body relative to the portions of proximal of main body Dynamic limitation is to 45 degree.
In embodiment, the distal part of elongate body is fixed to the proximal portion of elongate body by third pivot member Point, so that the distal part of elongate body can surround the axis limited by third pivot member relative to the portions of proximal of elongate body Line pivots.
In some embodiments, Handleset includes actuator, is operably connected to tool assembly and moves So that multiple finger-shaped materials move between retracted position and expanding location.
In certain embodiments, Handleset includes actuator, is operably connected to the main body of each finger-shaped material Distal part, and it is removable so that main body of the distal part relative to each finger-shaped material of each finger-shaped material corresponding proximal portion Divide and pivots.
In embodiment, Handleset includes actuator, is operably connected to the distal part of elongate body, and Actuator is removable so that the distal part of elongate body is pivoted relative to the portions of proximal of elongate body.
The various embodiments of laparoscopic tissue manipulation device disclosed by the invention are described hereinafter with reference to attached drawing, In:
Fig. 1 is the schematic diagram of the exemplary embodiment of tissue effector disclosed by the invention, and wherein tool assembly is shown In expanding location；
Fig. 2 is the side perspective view of the distal part of device shown in Fig. 1；
Fig. 3 is the side perspective view of the distal part of the finger-shaped material of tool assembly shown in Fig. 2；
Fig. 3 A is the cross-sectional view intercepted along the hatching 3A-3A of Fig. 3；
Fig. 4 is the top view of the distal end of device shown in Fig. 1, and wherein tool assembly is in retracted position；
Fig. 4 A is the top view of the distal end of device shown in Fig. 1, and wherein tool assembly is in expanding location；
Fig. 5 is the side perspective view of the center portion of device shown in Fig. 1；With
Fig. 6 is the side perspective view of the center portion of a finger-shaped material of tool assembly shown in Fig. 2.
The embodiment of tissue effector disclosed in the present invention is described in detail referring now to the drawings, identical drawing reference numeral in figure Identical or counter element is indicated in each view in several views.It should be understood that the disclosed embodiments are only this public affairs The example opened, and can implement in a variety of manners.It is not described in well known function or construction, to avoid unnecessary The disclosure is obscured in details.Therefore, specific structure and function details disclosed herein are not necessarily to be construed as limiting, and as just The basis of claim, and the disclosure is used with actually any appropriate detailed structure as introduction those skilled in the art Representative basis.
In the present specification, term " nearside " is commonly used in indicating the part closer to clinician of equipment, and term " distal side " is commonly used in indicating the part further from clinician of equipment.In addition, term " laparoscope " is commonly used in peeping in finger Mirror, arthroscope and/or any other operation carried out by minor diameter notch or casing.In addition, term " clinician " is usual For referring to medical worker, including doctor, nurse and support staff.
The exemplary embodiment of tissue effector 10 disclosed by the invention includes Handleset 11, elongate body 12 and work Has component 14.In embodiment, elongate body 12 includes portions of proximal 16 and distal part 18.The distal part of elongate body 12 18 are fixed to the portions of proximal 16 of elongate body 12 by pivot member 20.Tool assembly 14 is supported on the distal side of elongate body 12 On part 18, so that the distal part 18 of elongate body 12 and tool assembly 14 can be around pivot members 20 relative to elongate body 12 portions of proximal 16 carries out joint motions.
With reference to Fig. 2-4, in embodiment, tool assembly 14 includes multiple finger-shaped materials 22, and the distal side of elongate body 12 Part 18 limits yoke 24.Yoke 24 includes the first extension 24a and the second extension 24b, the first extension 24a and the second extension 24b is separated from each other and limits groove 26.Finger-shaped material 22 has the proximal end that is contained in groove 26 and from the remote of elongate body 12 The yoke 24 of side section 18 distad distal end outstanding.Finger-shaped material 22 can around the pivot component 28 pivot, the pivot member 28 is fixed Ground is located between the first extension 24a of yoke 24 and the second extension 24b, between retracted position and expanding location, in institute Punctured bit centering finger 22 is stated to be in alignment with each other along the longitudinal axis " X " (Fig. 4) limited by the distal part 18 of elongate body 12, It is opened outwardly away from each other in Difference angles to limit and fan construction (Fig. 4 A) in the extension bits centering finger 22
Fig. 5 is also referred to, in embodiment, the proximal end each of on finger-shaped material 22 defines the cam for receiving pivot member 28 Slot (not shown).The cam path of finger-shaped material 22 be configured so that finger-shaped material 22 relative to pivot member 28 retracted position and before Carry set between axial movement move finger-shaped material 22 between retracted position and expanding location.U.S. Patent No. 5,391, No. 180 and the 5th, 554, No. 101 disclose the tool assembly activated in a similar manner, and entire contents are incorporated by reference In this.Alternatively, other known actuating mechanism can be used move finger-shaped material 22 between alignment and opening construction.
Tool assembly has the diameter minimized in the retracted position of finger-shaped material 22.In this way, being received when finger-shaped material 22 is in It condenses when setting, tool assembly 14 can advance through minor diameter trochar (not shown), such as 5mm, 10mm or 15mm trochar.
With reference to Fig. 2 and 3, each finger-shaped material 22 includes the main body 30 with elongated U-shaped, has round blunt 32 He of distal end Open inside 34.In embodiment, main body 30 is formed by substantially rigid biocompatible material, such as metal, polymeric material Or combinations thereof.Main body 30 can have round or ellipse cross-sectional shape (Fig. 3 A), with smooth outer surface, to reduce It is being hooked during tool assembly 14 proceeds to operative site and with finger-shaped material 22 during 14 manipulating tissue of tool assembly or damage group A possibility that knitting.
Fig. 6 is also referred to, the main body 30 of each finger-shaped material 22 includes portions of proximal 30a and distal part 30b.Main body 30 it is remote Side section 30b is connected to portions of proximal 30a by pivot member 40, allows the distal part 30b of main body 30 in Fig. 6 It is pivoted on direction shown in arrow " A " relative to portions of proximal 30a.Pivot member 40 limits axis " Y " (Fig. 6), and axis " Y " exists It is parallel to and is upwardly extended by the side of the portions of proximal 30a of main body 30 plane limited.This allows distal part 30b to surround pivot structure Part 40 pivots the plane that disengaging is limited by portions of proximal 30a.
In embodiment, the main body 30 of the distal end and finger-shaped material 22 of the portions of proximal 30a of the main body 30 of finger-shaped material 22 is remote The proximal end of side section 30b is configured to interact with the pivotable mobile limit by distal part 30b relative to portions of proximal 30a System is to 45 degree.Alternatively, it can be envisaged that other degree pivotably moved.
In embodiment, tool assembly 14 includes three finger-shaped materials 22.It is contemplated, however, that tool assembly 14 may include 2 A or more finger-shaped material 22.For example, tool assembly 14 may include 4 or 5 finger-shaped materials 22.
Referring again to Fig. 2 and 5, the portions of proximal 16 of elongate body 12 includes the yoke 50 for limiting groove 52.Elongate body 12 Distal part 18 include the bracket 54 that extends proximally.The bracket 54 of the distal part 18 of elongate body 12 extendd proximally It is fixed in groove 52 by pivot member 56, so that the distal part 18 of elongate body 12 can be relative to 16 pivot of portions of proximal Turn.In embodiment, the longitudinal axis of pivot member 56 is arranged essentially parallel to the longitudinal axis of the pivot member 40 of finger-shaped material 12. In this embodiment, when the distal part 18 of elongate body 12 is pivoted relative to the portions of proximal 16 of elongate body 12, by referring to The plane that the portions of proximal 30a of the main body 30 of shape object 22 is limited is rotated around the longitudinal axis of pivot member 56.
With reference to Fig. 4, in embodiment, the inside 34 of the opening of the main body 30 of each finger-shaped material 22 is covered with material 60.? In embodiment, material 60 can be textile material, such as hernia net materials.In some embodiments, material 60 is macropore and hydrophilic 's.In some embodiments, material 60 is substantially non-opacity or transparent.Macropore and hydrophilic material allows tissue more to hold Easily caught by finger-shaped material 22.In addition, improving the visualization of operative site by providing clear covering.
Referring again to FIGS. 1, Handleset 11 includes the main body 70 for limiting fixture 72.The main body 70 of Handleset 11 includes the One actuator 74, the connecting rod by being depicted schematically as 76 are operably linked to finger-shaped material 22, so that the first actuator 74 It moves so that finger-shaped material 22 is mobile (Fig. 4) to expanding location (Fig. 4 A) from retracted position.In embodiment, the first actuator 74 It is the switch that can be slided in the main body 70 of Handleset 11.
Main body 70 also supports the second actuator 80, is operably linked to finger-like by the connecting rod for being illustrated schematically as 84 The distal part 30b of the main body 30 of object 22.Second actuator 80 can move in the main body 70 of Handleset 11, so as to accordingly refer to The distal part 30b of each of shape object 30 is pivoted around pivot member 40.In embodiment, the second actuator 80 include can The bar of pivot.Alternatively, other types of actuator mechanism can be used to make the distal part 30b of finger-shaped material 22 relative to phase The portions of proximal 30a of finger-shaped material 22 is answered to pivot.It should be noted that single actuator 80 can be used for making simultaneously all distal sides of finger-shaped material 22 Part 30b is pivoted, or can provide individual actuator to independently control the pivotable movement of each finger-shaped material 22.
Handleset 11 further includes third actuator 90, is connected to elongate body by the connecting rod for being illustrated schematically as 92 12 distal part 18.Third actuator 90 can move in the main body 70 of Handleset 11, so that the distal side of elongate body 12 Portions of proximal 16 of the part 18 around pivot member 56 relative to elongate body 12 pivots.
Laparoscopic tissue manipulation device 10 disclosed by the invention is adapted for carrying out various laparoscopic surgeries.Laparoscopic tissue behaviour Vertical device 10 is performed the operation especially suitable for hepatotomy.Due to the construction of finger-shaped material 22, device 10 is less likely damage liver, because Device 10 applies lesser compressing to liver parenchyma.The construction of the finger-shaped material 22 of device 10 allows to grasp liver also for surgeon Preferably control is provided, to minimize the wound to liver and adjacent tissue.
It will be understood by those skilled in the art that the device and method for specifically describing and being shown in the accompanying drawings herein are non-limited Exemplary embodiment.It is contemplated that without departing from the scope of the disclosure, shown in conjunction with an exemplary embodiment or The element and feature of description can be combined with the element and feature of another embodiment.Equally, those skilled in the art will be based on Above-described embodiment understands the other feature and advantage of the disclosure.Therefore, other than being indicated by appended claims, the disclosure is not It is limited by the content for having specifically illustrated and having described.
1. a kind of laparoscopic tissue manipulator device, it includes:
The elongate body distally extending from the Handleset, the elongate body include the nearside for limiting first longitudinal direction axis Part and the distal part for limiting second longitudinal direction axis；
The tool assembly being supported in the distal part of the elongate body, the tool assembly includes finger-shaped material, described Each of finger-shaped material includes the main body with elongated U-shape configuration, and the main body has blunt distal end and open inside, institute It states each of finger-shaped material and is fixed to the distal part in the elongate body, the finger around the first pivot member Shape object can be pivoted around the axis limited by first pivot member from retracted position and expanding location, in the retracted position Described in finger-shaped material be in alignment with each other and be aligned with the second longitudinal direction axis, the finger-shaped material described in the expanding location is not It is flared out relative to the second longitudinal direction axis from first pivot member with angle position；With
Lid is supported on each of the multiple finger-shaped material and is opened described in the main body of the finger-shaped material with covering The inside put.
2. laparoscopic tissue manipulator device according to claim 1, wherein the lid is formed by water wetted material.
3. laparoscopic tissue manipulator device according to claim 2, wherein the lid is formed by porous textile material.
4. laparoscopic tissue manipulator device according to claim 2, wherein the lid is formed by transparent material.
5. laparoscopic tissue manipulator device according to claim 1, wherein each of the multiple finger-shaped material wraps Portions of proximal and distal part are included, the distal part of the main body of each of described finger-shaped material passes through the second pivot Component is fixed to the corresponding portions of proximal of one main body in the finger-shaped material, so that the finger-like of the main body The distal part of the main body of each of object can be relative to the nearside of the main body of the finger-shaped material Part pivots.
6. laparoscopic tissue manipulator device according to claim 5, wherein each of described finger-shaped material is described The portions of proximal of main body limits plane, and second pivot member is upwardly extended in the side for being parallel to the plane.
7. laparoscopic tissue manipulator device according to claim 6, wherein each of described finger-shaped material is described The proximal end of the distal part of the main body of the distal end and each of the finger-shaped material of the portions of proximal of main body It is configured to interact and be limited with the pivotable movement by the distal part relative to portions of proximal to 45 degree.
8. laparoscopic tissue manipulator device according to claim 1, wherein the distal part of the elongate body The portions of proximal of the elongate body is fixed to by third pivot member, the distal part of the elongate body can The portions of proximal relative to the elongate body is surrounded to be pivoted by the axis that the third pivot member limits.
9. laparoscopic tissue manipulator device according to claim 1, wherein the Handleset includes actuator, it is described Actuator is operably connected to the tool assembly and removable so that the finger-shaped material is in the retracted position and described It is moved between expanding location.
10. laparoscopic tissue manipulator device according to claim 5, wherein the Handleset includes actuator, institute State actuator be operably connected to each of described finger-shaped material the main body the distal part and move So that the main body of the distal part of each of described finger-shaped material relative to each of the finger-shaped material Corresponding portions of proximal pivots.
11. tissue laparoscopic operation device device according to claim 8, wherein the Handleset includes operationally connecting Be connected to the actuator of the distal part of the elongate body, the actuator it is removable so that the elongate body it is described Distal part is pivoted relative to the portions of proximal of the elongate body.
CN201811517313.9A 2017-12-14 2018-12-12 Laparoscopic tissue manipulation device CN109953781A (en)
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