CN115634075A - Peritoneal tube preparation apparatus - Google Patents
Peritoneal tube preparation apparatus Download PDFInfo
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- CN115634075A CN115634075A CN202211226518.8A CN202211226518A CN115634075A CN 115634075 A CN115634075 A CN 115634075A CN 202211226518 A CN202211226518 A CN 202211226518A CN 115634075 A CN115634075 A CN 115634075A
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- preparation apparatus
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- tube preparation
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A50/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
- Y02A50/30—Against vector-borne diseases, e.g. mosquito-borne, fly-borne, tick-borne or waterborne diseases whose impact is exacerbated by climate change
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Abstract
The invention relates to a peritoneal tube preparation apparatus, which comprises a shaft; the clamping device comprises a first part and a second part, wherein the first part comprises a first clamping end and a first holding end, and a first connecting part is arranged between the first clamping end and the first holding end; the second part comprises a second clamping end and a second holding end, and a second connecting part is arranged between the second clamping end and the second holding end; a preparation piece comprising a vertical section and a bending section, the bending section being in a perpendicular relationship with the vertical section; wherein the shaft pivotally connects the first connection with the second connection; the vertical section is connected with any end of the shaft, a coincident line exists between the first clamping end and the second clamping end, and the midline of the bending section is coincident with the coincident line in a top view state when the bending section is used.
Description
Technical Field
The invention belongs to the technical field of medical instruments, and particularly relates to an peritoneal tube preparation instrument.
Background
The materials currently used for revascularization are mainly of the vascular prosthesis and biological tissue type. Research shows that the artificial blood vessel has the advantages of wide source, batch production and easy storage. The defects are that the tissue compatibility is poor, the thrombus is easy to form, long-term anticoagulation treatment is needed, the long-term patency rate is not high, and the price is higher. The biological tissue types are classified into autograft, allograft and xenograft.
Autologous blood vessel transplantation is theoretically the most ideal material, but the number of available autologous blood vessels is small, and the length and the caliber of the autologous blood vessels cannot meet the clinical requirements; animal experiments show that the peritoneum with the abdominal rectus muscle back sheath can be used for manufacturing peritoneal tubes with various tube diameters, portal vein reconstruction can be well completed, but the peritoneal tubes can be sewn by two persons in a cooperative operation mode in the process of sewing the peritoneal tubes, so that the peritoneal tube sewing time is too long in the operation process or animal experiments.
The invention aims at the problems and provides a peritoneal tube preparation instrument.
Disclosure of Invention
In order to overcome the problems presented in the background art, the present invention provides a peritoneal tube preparation apparatus.
An apparatus for preparing a peritoneal tube, comprising
A shaft;
the clamping device comprises a first part and a second part, wherein the first part comprises a first clamping end and a first holding end, and a first connecting part is arranged between the first clamping end and the first holding end;
the second part comprises a second clamping end and a second holding end, and a second connecting part is arranged between the second clamping end and the second holding end;
a preparation piece comprising a vertical section and a bending section, the bending section being in a perpendicular relationship with the vertical section;
wherein the shaft pivotally connects the first connection portion with the second connection portion; the vertical section is connected with any end of the shaft, a coincident line exists between the first clamping end and the second clamping end, and the midline of the bending section is coincident with the coincident line in a top view state when the bending section is used.
The first connecting portion comprises a connecting area, the second connecting portion is located in the connecting area, a through hole is formed in the connecting area and vertically penetrates through the first connecting portion and the second connecting portion, and the shaft is arranged in the through hole and connects the first portion and the second portion.
The vertical section is detachably connected with the shaft.
Further, the one end of vertical section is the stiff end, and in it is protruding that solid top sets up first braking, the axle includes the hole, the inside in hole is provided with second braking arch, second braking arch is right first braking arch is braked.
The bending section includes: the expansion joint comprises a rotating section, a connecting section and an expansion unit, wherein the connecting section is fixedly connected to the vertical section, the rotating section is pivotally connected to one end of the connecting section, the center line of the rotating section is superposed with the center line of the connecting section, the rotating section rotates by taking the center line of the connecting section as a rotating shaft, one end of the expansion unit axially moves along the center line of the rotating section, and the other end of the expansion unit is hinged to the connecting section.
Further, the one end of rotating the piece is the turn button, the other end of rotating the piece is provided with the locating part, the linkage segment with the one end that rotates the piece and links to each other sets up the connecting hole, the locating part stretch into to in the connecting hole, set up the baffle that prevents the locating part and break away from in the connecting hole.
Further, the expanding unit includes: a moving member, a lever, an arc-shaped member; the moving piece is in threaded connection with the rotating section; the rod comprises a first rod and a second rod, the first rod and the second rod are arranged in a crossed mode, the first rod comprises a first end and a second end, the first end is hinged to the moving piece, the second end is hinged to the inner wall of the arc-shaped piece, the second rod comprises a third end and a fourth end, the third end is connected to the inner wall of the arc-shaped piece in a sliding mode, and the fourth end is hinged to the connecting section.
Furthermore, the number of the arc-shaped pieces is at least two, and the section of the arc-shaped pieces after combination is circular; the number of the first rods and the second rods is the same as that of the arc-shaped pieces.
The first holding end and the second holding end are arranged in a mirror image mode, and the first holding end and the second holding end are structurally matched.
Further, the first grip end includes: the ring is connected with the first part as a whole.
The invention has the beneficial effects that: the preparation part is arranged at one end of the shaft, so that the sewing operation of the peritoneal tube can be completed by a single person, and the preparation efficiency of the peritoneal tube is improved; the peritoneal tubes with different diameters can be prepared by the preparation piece with the expandable diameter, and the requirements for the peritoneal tubes with different diameters in the blood vessel reconstruction are met.
Drawings
FIG. 1 is a schematic view of a first portion of the present invention coupled to a second portion of the present invention;
FIG. 2 is a schematic illustration of the position of a preparation according to the invention;
FIG. 3 is a schematic view of the clamping of the peritoneum according to the present invention;
FIG. 4 is an expanded view of a preparation member of the present invention;
FIG. 5 is a schematic view of a peritoneal wrapped preparation of the present invention;
FIG. 6 is a schematic view of an entire preparation of the present invention;
FIG. 7 is a schematic view of an expanded state of a preparation member of the present invention;
FIG. 8 is a schematic view of the attachment of the arcuate members of the present invention;
FIG. 9 is a schematic view of a vertical section of the present invention;
FIG. 10 is a schematic view of the internal structure of the shaft of the present invention;
FIG. 11 is a first partial schematic view of the present invention;
FIG. 12 is a second partial schematic view of the present invention;
in the figure, 1, axis; 11. an aperture; 12. a second braking projection; 2. a first portion; 21. a first clamping end; 22. a first holding end; 23. a first connection portion; 24. a connection region; 25. a through hole; 3. a second portion; 31. a second clamping end; 32. a second holding end; 33. a second connecting portion; 4. preparing a part; 41. a vertical section; 411. a fixed end; 412. a first braking projection; 42. bending the section; 421. a rotating section; 422. a connection section; 423. a moving member; 424. a first lever; 425. a second lever; 426. an arc-shaped piece.
Detailed Description
Various embodiments of the present invention will now be described in detail with reference to the drawings, wherein like reference numerals "upper, lower, left, right, front, rear" and the like are used to describe the relationship between one element or feature and another element or feature in the drawings. These spatially relative terms are intended to encompass different orientations of the device in use or operation in addition to the orientation depicted in the figures. The device may be oriented in different orientations (rotated 90 degrees or at other orientations) and the spatially relative descriptors used herein interpreted accordingly.
Fig. 1-3 and fig. 11-12 are schematic views of the overall structure of the present invention, illustrating the main technical content of the present invention, and this embodiment provides a peritoneal tube preparation apparatus, which includes: a shaft 1; the first part 2, the second part 3 and the preparation piece 4, wherein the first part 2 comprises a first clamping end 21 and a first holding end 22, and a first connecting part 23 is arranged between the first clamping end 21 and the first holding end 22; the second part 3 comprises a second clamping end 31 and a second holding end 32, and a second connecting part 33 is arranged between the second clamping end 31 and the second holding end 32; the preparation part 4 comprises a vertical section 41 and a bent section 42, wherein the bent section 42 is in a vertical relation with the vertical section 41; wherein the shaft 1 pivotally connects the first connection portion 23 with the second connection portion 33; the vertical section 41 is connected to any end of the shaft 1, and a line of coincidence exists between the first clamping end 21 and the second clamping end 31, and the line of coincidence and the center line of the bending section 42 are coincident in a top view state when in use.
Referring to fig. 1 and 11-12, in the present embodiment, a connection region 24 is disposed inside a first connection portion 23, a second connection portion 33 is disposed in the connection region 24, a through hole 25 is disposed on a top end surface of the first connection portion 23, the through hole 25 vertically penetrates the first connection portion 23 and the second connection portion 33 disposed in the connection region 24, and a shaft 1 is disposed in the through hole 25, more specifically, a first groove is disposed on the top end surface of the first connection portion 23, the first groove is a circle center, and the groove is concentric with the through hole 25, and further, a second groove is disposed on the bottom end surface of the first connection portion 23, the first groove and the second groove have the same diameter depth, one end of the shaft 1 is provided with a first blocking piece identical to the first groove, the other end of the shaft 1 is provided with a second blocking piece identical to the second groove, and the shaft 1 can be prevented from being separated from the through the first blocking piece and the second blocking piece from the through hole 25; the first part 2 and the second part 3 are connected through a shaft 1, and the first clamping part and the second clamping part are opened and closed through the shaft 1.
Referring to fig. 2-7, in the embodiment, the length of the vertical section 41 is smaller than that of the bending section 42, the diameter of the vertical section 41 is the same as that of the bending section 42, the combined shape of the vertical section 41 and the bending section 42 is "L" shaped, and the vertical section 41 and the bending section 42 are in a vertical relationship, the first clamping portion and the second clamping portion are in a closed state, a coincident line exists between the first clamping portion and the second clamping portion, the coincident line is coincident with the center line of the bending section 42 in a top view state,
when the peritoneum piece is used, after the peritoneum is selected on a patient, the bending section 42 is placed on the peritoneum piece, the peritoneum piece is folded in half, the bending section 42 is wrapped, the redundant part of the peritoneum piece is clamped through the first clamping part and the second clamping part, the part wrapped by the bending section 42 through the peritoneum piece is in a nearly cylindrical shape, then the peritoneum piece is manually sewn or sewn through a stitching instrument by taking the clamping position of the peritoneum piece as a stitching line, and the peritoneum piece is made into a tubular shape.
Referring to fig. 3 and 5-10, in this embodiment, the vertical section 41 is fixedly connected or detachably connected to the shaft 1, and preferably detachably connected, specifically, one end of the vertical section 41 is set as a fixed end 411, and a first braking protrusion 412 is set at the top end of the fixed end, the shaft 1 includes a hole 11, a second braking protrusion 12 is set inside the hole 11, and the second braking protrusion 12 brakes the first braking protrusion 412, more specifically, the first braking protrusion 412 is preferably two and is set at the top end in a mirror image manner, the bottom end surface of the first braking protrusion includes a first point and a second point, the first point gradually thickens toward the second point, the bottom end surface of the first braking protrusion forms a first inclined surface, the number of the second braking protrusion 12 is the same as that of the first braking protrusion 412, the top end surface of the second braking protrusion 12 includes a third point and a fourth point, and the third point gradually thickens toward the fourth point, the top end surface of the second braking protrusion 12 forms a second inclined surface, and the inclination degree of the second inclined surface is greater than that of the first inclined surface, when in use, the fixed end extends into the hole 11, and rotates toward the center line of the vertical section, and the second inclined surface is not overlapped with the first braking protrusion 41, and the bottom surface, and the second inclined surface rotates toward the center line, and the second inclined surface is not overlapped with the first inclined surface, and the second inclined surface.
Alternatively, a threaded section is provided along the outer wall of the fixed end, the hole 11 provided at one end of the shaft 1 is a threaded hole, and the connection of the vertical section 41 and the shaft 1 is achieved by screwing the fixed end 411 into the threaded hole in a rotating manner when in use.
In the case where the peritoneum is a layer of mucosa in the abdominal cavity of a higher vertebrate, which is mainly composed of mesothelial cells, and a layer of membranous tissue is formed by the support of connective tissue, and the peritoneal membrane is still nearly cylindrical after the peritoneum is prepared into the peritoneal tube regardless of the shape of the bent section 42, the preparation piece 4 having a single diameter is difficult to meet the requirement for preparing the peritoneal tube due to the difference in the diameters of the blood vessels during the specific operation of vascular reconstruction, and thus the bent section 42 is provided in this embodiment.
Referring to fig. 3-9, the bend 42 includes: the rotating section 421, the connecting section 422 and the expansion unit, the connecting section 422 is fixedly connected to the vertical section 41, the rotating section 421 is pivotally connected to one end of the connecting section 422, the center line of the rotating section 421 coincides with the center line of the connecting section 422, the rotating section 421 performs a rotating motion by taking the center line of the connecting section 422 as a rotating shaft 1, one end of the expansion unit moves along the center line shaft 1 of the rotating section 421, and the other end of the expansion unit is hinged to the connecting section 422; more specifically, the one end of rotating the piece is the turn button, and the other end of rotating the piece is provided with the locating part, and linkage segment 422 sets up the connecting hole with the continuous one end of rotating the piece, and the locating part stretches into in the connecting hole, sets up the baffle that prevents the locating part and break away from in the connecting hole, and during the use, realize rotating section 421 and use linkage segment 422's central line to carry out rotary motion as rotation axis 1 through rotating the turn button, and at the rotation in-process, the expansion unit is for opening the state, realizes the increase of kink 42 diameters.
Referring to fig. 7 to 8, the expanding unit includes: a moving member 423, a rod, an arc member 426; the moving member 423 is screwed to the rotating section 421; the rods comprise a first rod 424 and a second rod 425, the first rod 424 and the second rod 425 are arranged in a crossed mode, the first rod 424 comprises a first end and a second end, the first end is hinged to the moving member 423, the second end is hinged to the inner wall of the arc-shaped member 426, the second rod 425 comprises a third end and a fourth end, the third end is connected to the inner wall of the arc-shaped member 426 in a sliding mode, the fourth end is hinged to the connecting section 422, more specifically, the first rod 424 is provided with an open slot, a cylindrical shaft 1 is arranged in the open slot, the second rod 425 is provided with a connecting hole, and the cylindrical shaft 1 is located in the connecting hole, so that the first rod 424 and the second rod 425 are in a crossed mode; evenly set up a plurality of connectors one along the outer wall of moving member 423, the first end of first pole 424 is articulated with connector one, be provided with connector two on linkage segment 422, and the quantity of connector two is the same with the quantity of connector one, the fourth end that second pole 425 set up articulates in connector two, the inner wall of arc 426 is provided with the slip subassembly, the slip subassembly includes the sliding tray, the third end that second pole 425 set up is in 1 axial slip in the sliding tray, the inner wall of arc 426 still sets up connector three, the second end that first pole 424 set up articulates in connector three.
The arc-shaped pieces 426 are 1/2 circle or 1/4 circle, or N1/N circles, the cross section of the arc-shaped pieces 426 after combination is circular, and the number of the first rods 424 and the second rods 425 is the same as that of the arc-shaped pieces 426.
More specifically, the original diameter of the expansion unit is 6mm, and the diameter of the expansion unit is expanded in the range of 6-14 mm.
When using, rotate the knob and realize that the section 421 uses the central line of linkage segment 422 to carry out rotary motion as rotation axis 1, moving member 423 moves along the transmission section, makes first end be close to gradually to fourth end, and the third end slides to the second end in the sliding tray, and a plurality of arc 426 outwards expand simultaneously, realize carrying out the preparation of peritoneal tube to the expansion of bending segment 42 diameter, the bending segment 42 of reuse after the expansion.
The replaceable preparation piece 4 with different specifications and diameters is arranged, the preparation piece 4 is detachably connected with the shaft 1, and during use, the preparation piece 4 with a proper diameter is selected to prepare the peritoneal tube.
Referring to fig. 1 and 11-12, in this embodiment, the first grip end 22 includes a finger ring integrally connected to the first portion 2.
The first and second holding ends 22 and 32 have the same structure, and the first and second holding ends 22 and 32 are mirror images.
When using, the diameter of bending segment is regulated and control according to the diameter of required peritoneal tube, move forward along the transmission section through rotating knob movable member, a plurality of arc pieces expand outwards simultaneously, reach suitable diameter after, place the bending segment on the peritoneum, will peritoneum fifty percent discount and wrap up the bending segment, and carry out the centre gripping through first exposed core and second exposed core to the unnecessary part of peritoneum, the part that the peritoneum will be buckled segment parcel this moment is nearly cylindric, then use the centre gripping department of peritoneum to be the stylolite, sew up or use the stitching instrument to the peritoneum by hand, make the peritoneum form the tubulose, thereby accomplish the preparation to the peritoneal tube.
The embodiments described herein are only a part of the embodiments of the present invention, and not all embodiments, and other advantages and effects of the present invention will be easily understood by those skilled in the art from the disclosure of the present specification. The present invention can be implemented or applied by other different specific embodiments, and the features in the following embodiments and embodiments can be combined with each other without conflict, and all other embodiments obtained by a person of ordinary skill in the art without creative efforts based on the embodiments of the present invention belong to the protection scope of the present invention.
Claims (10)
1. An peritoneal tube preparation apparatus, which is characterized by comprising,
a shaft;
the clamping device comprises a first part and a second part, wherein the first part comprises a first clamping end and a first holding end, and a first connecting part is arranged between the first clamping end and the first holding end;
the second part comprises a second clamping end and a second holding end, and a second connecting and connecting part is arranged between the second clamping end and the second holding end;
a preparation piece comprising a vertical section and a bending section, the bending section being in a perpendicular relationship with the vertical section;
wherein the shaft pivotally connects the first connection portion with the second connection portion; the vertical section is connected with any end of the shaft, a coincident line exists between the first clamping end and the second clamping end, and the midline of the bending section is coincident with the coincident line in a top view state when the bending section is used.
2. The peritoneal tube preparation apparatus of claim 1 wherein the first connection portion includes a connection area, the second connection portion is positioned within the connection area, and a through hole is provided perpendicularly through the first and second connection portions, the shaft being disposed within the through hole to connect the first and second portions.
3. The peritoneal tube preparation apparatus of claim 1 wherein the vertical section is removably connected to the shaft.
4. The peritoneal tube preparation apparatus of claim 1 wherein one end of the vertical section is a fixed end and a first braking projection is disposed on the fixed end, the shaft includes a hole, a second braking projection is disposed inside the hole, and the second braking projection brakes the first braking projection.
5. The peritoneal tube preparation apparatus of claim 4 wherein the bending section comprises: the rotation section is pivotally connected to one end of the connecting section, the center line of the rotation section is overlapped with the center line of the connecting section, the rotation section rotates by taking the center line of the connecting section as a rotating shaft, one end of the expansion unit axially moves along the center line of the rotation section, and the other end of the expansion unit is hinged to the connecting section.
6. The peritoneal tube preparation apparatus of claim 5 wherein one end of the rotating member is a rotating button, the other end of the rotating member is provided with a limiting member, the connecting segment is connected with the rotating member and provided with a connecting hole, the limiting member extends into the connecting hole, and a partition plate for preventing the limiting member from being separated is arranged in the connecting hole.
7. The peritoneal tube preparation apparatus of claim 6 wherein the expansion unit comprises: a moving member, a lever, an arc-shaped member; the moving piece is in threaded connection with the rotating section; the rod comprises a first rod and a second rod, the first rod and the second rod are arranged in a crossed mode, the first rod comprises a first end and a second end, the first end is hinged to the moving piece, the second end is hinged to the inner wall of the arc-shaped piece, the second rod comprises a third end and a fourth end, the third end is connected to the inner wall of the arc-shaped piece in a sliding mode, and the fourth end is hinged to the connecting section.
8. The peritoneal tube preparation apparatus of claim 7 wherein the arcuate members are provided in at least two and the arcuate members are circular in cross-section when combined; the number of the first rods and the second rods is the same as that of the arc-shaped pieces.
9. The peritoneal tube preparation apparatus of claim 1 wherein the first and second grasping ends are mirror images and the first and second grasping ends are structurally identical.
10. The peritoneal tube preparation apparatus of claim 9 wherein the first grip end comprises: a finger ring integrally connected with the first portion.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211226518.8A CN115634075B (en) | 2022-10-09 | 2022-10-09 | Peritoneal tube preparation apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211226518.8A CN115634075B (en) | 2022-10-09 | 2022-10-09 | Peritoneal tube preparation apparatus |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN115634075A true CN115634075A (en) | 2023-01-24 |
| CN115634075B CN115634075B (en) | 2023-08-11 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202211226518.8A Active CN115634075B (en) | 2022-10-09 | 2022-10-09 | Peritoneal tube preparation apparatus |
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| Country | Link |
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| CN (1) | CN115634075B (en) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5376110A (en) * | 1991-02-14 | 1994-12-27 | Baxter International Inc. | Method of manufacturing pliable biological grafts materials |
| CN102481390A (en) * | 2009-09-02 | 2012-05-30 | 生命细胞公司 | Vascular grafts derived from acellular tissue matrices |
-
2022
- 2022-10-09 CN CN202211226518.8A patent/CN115634075B/en active Active
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5376110A (en) * | 1991-02-14 | 1994-12-27 | Baxter International Inc. | Method of manufacturing pliable biological grafts materials |
| CN102481390A (en) * | 2009-09-02 | 2012-05-30 | 生命细胞公司 | Vascular grafts derived from acellular tissue matrices |
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| Publication number | Publication date |
|---|---|
| CN115634075B (en) | 2023-08-11 |
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