CN218128749U - Fixator, adapter, guider and surgical robot - Google Patents

Abstract

The utility model provides a fixer, adapter, bullnose and surgical robot, this fixer includes: a first fixed part; and the second fixing part is detachably connected with the first fixing part, the second fixing part has a buckling state relative to the first fixing part, and in the buckling state, a fixing cavity is formed between the second fixing part and the first fixing part and is used for penetrating the drainage tube, and the fixer can be better and comprehensively cleaned, disinfected and sterilized.

Description

Fixator, adapter, guider and surgical robot

Technical Field

The utility model relates to the field of medical equipment, especially relate to a fixer, adapter, bullnose and surgical robot.

Background

Catheterization is one form of drainage. For example, in a cerebral hemorrhage catheterization procedure, a physician needs to insert a drain tube into a designated location within the cranium of a patient. It is often necessary to move the robot to a specified position and also to position the guide at a predetermined position in a desired attitude. Thereafter, a drain tube is inserted into the brain using the channel of the introducer.

After the drain is inserted, it is necessary to keep its position unchanged, open the guide, and then move the robot away for subsequent treatment. The operation needs to be performed in a sterile environment and the introducer may come into contact with the drainage tube, thus requiring cleaning, sterilization, and disinfection of the introducer.

SUMMERY OF THE UTILITY MODEL

In view of the above, it is desirable to provide a fastener that can be completely cleaned.

The utility model provides a fixer, include: a first fixed part; and the second fixing part is detachably connected with the first fixing part, the second fixing part is in a buckling state relative to the first fixing part, and in the buckling state, a fixing cavity is formed between the second fixing part and the first fixing part, wherein the fixing cavity is used for penetrating through the drainage tube.

So set up, the usable first fixed part of fixer and second fixed part realize surrounding and dodge the drainage tube to can unpack first fixed part and second fixed part apart in order to realize more complete, comprehensive washing, disinfection and sterilization, avoid the problem that the contact surface of different parts can not clear up.

In some embodiments, the fixer further includes a connecting band, one end of the connecting band is fixedly connected with the first fixing portion, and the other end of the connecting band is fixedly connected with the second fixing portion.

According to the arrangement, all the parts are detachable and connected by the connecting belt, so that on one hand, the parts can be cleaned, disinfected and sterilized comprehensively, and then the requirement of sterile environment is met; on the other hand the second fixed part can guarantee to connect reliably when using, even unexpected breaking away from also can be hoisted by the connecting band, can not fall and hinder people or fall and damage. The utility model provides a fixer can be used to direct guide drainage tube or through for example the indirect drainage tube of guiding of adapter to after the drainage tube is fixed, trun to the open mode and then can break away from the drainage tube.

In addition, after the plurality of fixers are cleaned together, the parts connected by the connecting belt can be easily matched and installed again, the problem of difficulty in distinguishing is avoided, and the cleaning and assembling efficiency is improved.

In some embodiments, the second fixing portion is overlapped with the first fixing portion.

With the arrangement, the second fixing part can be supported by the first fixing part, and when the fixer is in an open state, the first fixing part can be used for supporting all the parts and keeping the parts stable.

In some of these embodiments, the connecting strap is a chain.

So set up, be favorable to guaranteeing under the condition of linkage effect, motion effect, the chain is convenient for by comprehensive washing, degerming.

In some embodiments, the second fixing portion is rotatably connected to the first fixing portion through a rotating shaft structure, the rotating shaft structure includes a rotating shaft and a shaft hole, the rotating shaft and the shaft hole are inserted into each other, the rotating shaft is located in one of the second fixing portion and the first fixing portion, and the shaft hole is located in the other.

So set up, can realize through pivot and shaft hole that the rotation of second fixed part and first fixed part can peg graft fast or dismantle, be favorable to first fixed part and second fixed part to realize different operating condition.

In some embodiments, the second fixing portion has a snap-fit state and an open state with respect to the first fixing portion; the fixer still includes the bolt, is located the through-hole of second fixed part and is located the screw hole of first fixed part, and the bolt passes the through-hole and with the screw hole spiro union to make second fixed part keep the lock state.

So set up, threaded connection can realize connecting fast and stably and can conveniently dismantle steadily again, is favorable to guaranteeing the stable state of director.

In some embodiments, the bolt comprises a threaded section, a thin neck section and a locking section which are sequentially arranged, the diameter of the threaded section is larger than that of the through hole, the diameter of the thin neck section is smaller than that of the through hole, the diameter of the locking section is larger than that of the through hole, the threaded section is in threaded connection with the threaded hole, and the locking section abuts against the second fixing portion.

So set up, screw thread section and locking section are located the through-hole both sides, can guarantee that the bolt can not drop from the second fixed part, and the thin neck section can guarantee again that the through-hole can be by complete washing simultaneously.

In another aspect, the present invention provides an adapter for wearing in a fixation cavity of a fixation device, the adapter comprising: a first fitting portion for detachably connecting with the holder; the second cooperation portion is connected with first cooperation portion detachably, and second cooperation portion has the lock state of relative first cooperation portion, and under the lock state, forms the cooperation chamber between second cooperation portion and the first cooperation portion), and wherein, the cooperation chamber is used for wearing to establish the drainage tube.

The size of the matching cavity of the adapter can be designed according to the requirement, and the adapter is connected with the fixer and is used for guiding the drainage tube to be inserted; surround and dodge the drainage tube through first cooperation portion and second cooperation portion realization to can unpack first fixed part and second fixed part apart in order to realize more complete, comprehensive washing, disinfection and sterilization, avoid the problem that the contact surface of different parts can not clear up.

In some of these embodiments, the connecting strap is a chain.

So set up, be favorable to guaranteeing under the condition of linkage effect, motion effect, the chain is convenient for by comprehensive washing, degerming.

In some embodiments, the second matching portion is rotatably connected with the first matching portion through a rotating shaft structure, the rotating shaft structure includes a rotating shaft and a shaft hole, the rotating shaft and the shaft hole are inserted into each other, the rotating shaft is located in one of the second matching portion and the first matching portion, and the shaft hole is located in the other.

So set up, can realize through pivot and shaft hole that second cooperation portion can peg graft or dismantle with the rotation of first cooperation portion fast, be favorable to first cooperation portion and second cooperation portion to realize different operating condition.

The utility model provides a guider, this guider includes: the aforementioned holder; and the adapter is arranged in the fixing cavity in a penetrating mode, and the first matching part is detachably connected with the first fixing part.

When the guide is cleaned, at least the structural units such as the second matching part can be detached, and the guide can be cleaned, disinfected and sterilized on the whole surface. The guider can realize the guiding of drainage tubes with different sizes by configuring different adapters.

In some embodiments, the second fixing portion is rotatably connected to the first fixing portion through a first rotating shaft structure, the second matching portion is rotatably connected to the first matching portion through a second rotating shaft structure, and the second rotating shaft structure and the first rotating shaft structure are oppositely disposed at two sides of the matching cavity.

So set up, usable fixer realizes the good lock of adapter, is favorable to the adapter to stabilize and control the formation of cooperation chamber effectively.

In some of these embodiments, the adapter is an interference fit with the holder.

So set up, be favorable to the adapter in the snap-fit state by the firm centre gripping of fixer.

In some embodiments, the first mating portion is slidably connected to the first fixing portion through a sliding groove structure, the sliding groove structure includes a sliding groove and a guide rail, the sliding groove is located in one of the first fixing portion and the first mating portion, and the guide rail is located in the other.

Through setting up the spout structure, can make first fixed part spacing effectively to first cooperation portion.

The utility model discloses on the other hand provides a surgical robot, and this surgical robot includes: the aforementioned guide; and the tail end of the mechanical arm is provided with a guider.

With the arrangement, the surgical robot can be applied to the cerebral hemorrhage catheterization drainage surgery, the guider can be positioned at a preset position and can have a preset angle by adjusting the posture of the mechanical arm, then the drainage tube is inserted into a designated position in the cranium by using the matching cavity of the guider, and then the guider can be opened and separated from the drainage tube. The holder may be configured with adapters of various sizes. The surgical robot can work in a sterile environment, and all moving parts are stable in movement and reliable in connection.

Drawings

Fig. 1 is a schematic exploded view of a guide in an embodiment of the invention;

FIG. 2 is a schematic view of another perspective of the guide of FIG. 1;

fig. 3 is a schematic structural view of the guide in an assembled state according to an embodiment of the present invention;

FIG. 4 is a schematic view of another perspective of the guide of FIG. 3;

fig. 5 is a schematic structural view of the guiding device in a locked state according to the embodiment of the present invention;

FIG. 6 is a schematic view of another perspective of the guide of FIG. 5;

fig. 7 is a schematic structural view of a holder according to an embodiment of the present invention;

fig. 8 is a schematic structural view of a first fixing portion according to an embodiment of the present invention;

fig. 9 is a schematic structural view of a second fixing portion according to an embodiment of the present invention;

FIG. 10 is a schematic view of another perspective of the second fixing portion of FIG. 9;

fig. 11 is a schematic structural view of a long-neck bolt according to an embodiment of the present invention;

fig. 12 is a schematic structural view of an embodiment of the present invention in which the guide is in an open state;

FIG. 13 is a schematic view of another perspective of the guide of FIG. 12;

fig. 14 is a schematic diagram of an adapter according to an embodiment of the present invention;

fig. 15 is a schematic structural view of the first fitting portion in the embodiment of the present invention;

FIG. 16 is a schematic view of the first mating portion of FIG. 15 from another perspective;

fig. 17 is a schematic structural view of a second fitting portion in an embodiment of the present invention;

fig. 18 is a schematic view of the second mating portion of fig. 17 from another perspective.

Reference numerals: 100. a guide; 1. a holder; 101. a fixed cavity; 2. an adapter; 201. a mating cavity; 3. a first fixed part; 31. a first protrusion; 4. a second fixed part; 41. a second protrusion; 5. a first connecting belt; 6. a first mating portion; 61. a first head portion; 62. a first neck portion; 601. a first positioning surface; 602. a second positioning surface; 603. a first mating surface; 63. a third protruding part; 7. a second mating portion; 71. a second head; 72. a second neck portion; 73. a fourth protrusion; 701. a first gathering surface; 702. a second closing surface; 703. a second mating surface; 8. a second connecting band; 9. a bolt; 91. a threaded section; 92. a thin neck section; 93. a locking section; 94. a nut; 95. a wrench mating portion; 10. a through hole; 11. a threaded hole; 12. a chute; 13. a first shaft hole; 14. a first rotating shaft; 15. a second rotating shaft; 16. a guide rail; 17. a second shaft hole.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

It will be understood that when an element is referred to as being "mounted on" another element, it can be directly on the other element or intervening elements may also be present. When a component is referred to as being "disposed on" another component, it can be directly on the other component or intervening components may also be present. When an element is referred to as being "secured to" another element, it can be directly secured to the other element or intervening elements may also be present.

The dimensions of the structures shown in the figures herein do not represent actual dimensions and may be adjusted as desired for actual production. The terms "upper", "lower", "left", "right", and the like as used herein refer to the orientation in the drawings and, unless otherwise specifically indicated, should not be construed as limiting the product in actual use.

The terms first, second, third, etc. are used herein only to distinguish the same features, and it is understood that the first connecting band may also be referred to herein as a second connecting band, and the second connecting band may also be referred to herein as a first connecting band.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "or/and" includes any and all combinations of one or more of the associated listed items.

As shown in fig. 1 and 2, an embodiment of the present invention provides a guide 100. The guide 100 comprises a holder 1 and an adapter 2. Illustratively, the introducer 100 may include a plurality of adapters 2, the adapters 2 forming mating cavities 201 having different gauges, e.g., different bore diameters. Each adapter 2 can be placed in the holder 1.

Exemplarily, the utility model provides a fixer 1 can be directly used for guiding the drainage tube. The dimensions of the fixation cavity 101 of the fixation device 1 may be set as desired. In other embodiments, the fixator 1 can be used indirectly via various adapters for penetrating a drainage tube, in other words, the present invention provides a guide, including commonly used adapters and the fixator 1 of the present invention.

Exemplarily, the present invention provides an adapter 2 that can be connected in other kinds of existing fasteners, in other words, the present invention provides a guide, including a fastener commonly used and the adapter 2 of the present invention. The plurality of adapters 2 may differ in size.

Illustratively, the diameter of the mating cavity 201 may be 2.0mm, 2.1mm, 2.5mm, 3.0mm, 3.5mm, 4.0mm, and the like.

The holder 1 may include a first fixing portion 3 and a second fixing portion 4. The first fixing portion 3 may be used for connection with an external device. The second fixing portion 4 is detachably connected to the first fixing portion 3. In fig. 1 and 2, the second fixing portion 4 and the first fixing portion 3 are connected and in an open state, and when the second fixing portion 4 is in a fastening state, the second fixing portion 4 and the first fixing portion 3 can be considered to form a fixing cavity 101.

Illustratively, the fixator 1 further comprises a connecting strap, such as the first connecting strap 5. One end of the first connecting belt 5 is fixedly connected with the first fixing part 3, and the other end is fixedly connected with the second fixing part 4, so that flexible connection can be still realized through the first connecting belt 5 after the second fixing part 4 is detached from the first fixing part 3. Illustratively, the length of the first connecting band 5 is sufficient to enable the second fixing portion 4 to be mounted, adjusted or moved, but not so long that the second fixing portion 4 falls down on the bed surface.

The adapter 2 may include a first mating portion 6 and a second mating portion 7. The second fitting portion 7 is detachably connected to the first fitting portion 6. In fig. 1 and 2, the second mating portion 7 and the first mating portion 6 are connected and in an open state, and when the second mating portion 7 is in a fastened state, the second mating portion 7 and the first mating portion 6 can be considered to form a mating cavity 201.

Illustratively, the adapter 2 further comprises a connecting strap, such as a second connecting strap 8. One end of the second connecting belt 8 is fixedly connected with the first matching part 6, and the other end of the second connecting belt is fixedly connected with the second matching part 7, so that flexible connection can be still realized through the second connecting belt 8 after the second matching part 7 and the first matching part 6 are disassembled. Illustratively, the length of the second connecting strap 8 is sufficient to allow the second fitting portion 7 to be mounted, adjusted or moved, but not so long that the second fitting portion 7 falls down on the bed surface.

As shown in fig. 3 and 4, the adapter 2 is attached to the holder 1. The first fitting portion 6 can be connected to the first fixing portion 3, and the two can be detachably connected. For example, the second fixing portion 4 and the first fixing portion 3 may not be sleeved with the adapter 2 when they are opened. The fitting cavity 201 is fully opened when the second fitting portion 7 is opened with the first fitting portion 6. Thus, when the introducer 100 is to be removed, the introducer 100 does not fit over a drainage tube (not shown) that is threaded through the mating cavity 201.

As shown in fig. 5 and 6, the adaptor 2 may be inserted into the fixing cavity 101 formed by the holder 1, and the adaptor 2 forms a fitting cavity 201. In fig. 5 and 6, the first connecting band 5 and the second connecting band 8 are simplified and thus not shown in full view.

The utility model provides a guide 100 can guide the drainage tube with different angles to after the drainage tube is fixed, guide 100 can be opened safely and be removed. The introducer 100 may provide different sized mating cavities 201. The various components of the introducer 100 may be disassembled for more thorough cleaning, sterilization, or disinfection.

After the different adapters 2 have been disassembled, the respective second connecting strips 8 can each be brought into an integrally connected state. After the parts of the adapters 2 of different models are processed uniformly, the respective parts of each adapter 2 can be distinguished quickly and accurately. After the anchor 1 is disassembled, the integrally connected state can be achieved by the first connecting band 5.

Exemplarily, the first fitting portion 6 overlaps the first fixing portion 3. The lap joint mode can realize stable support and convenient disassembly. Alternatively, the mating surface of the adapter 2 with the holder 1 is, for example, reverse tapered.

As shown in fig. 7 to 9, in an exemplary embodiment, the second fixing portion 4 is overlapped with the first fixing portion 3. As shown in fig. 8, the first fixing portion 3 may include a first protrusion 31. Exemplarily, the first fixing portion 3 may include a base of a disc type. As shown in fig. 9, the second fixing portion 4 may include a second protrusion 41. The second protrusion 41 may overlap the first protrusion 31.

Illustratively, the holder 1 includes a shaft structure, such as a first shaft structure. The rotating shaft structure comprises a rotating shaft and a shaft hole which can rotate relatively, and the rotating shaft and the shaft hole can be detached. The second fixing portion 4 is rotatably connected to the first fixing portion 3 through a first shaft structure, which includes a first shaft 14 and a first shaft hole 13. As shown in fig. 8, the first shaft hole 13 may be located at the first fixing portion 3. Illustratively, the first shaft hole 13 is located at the first protrusion 31. The first shaft hole 13 may penetrate the first protrusion 31 for more thorough cleaning. As shown in fig. 9, the first rotating shaft 14 may be located at the second fixing portion 4, for example, at the second protruding portion 41. The first rotating shaft 14 and the first shaft hole 13 can be inserted. In other embodiments, the first fixing portion may be provided with a first shaft hole, and the second fixing portion may be provided with a second shaft hole.

For example, the first connecting strip 5 can be arranged on the side of the first pivot structure facing away from the fastening chamber 101. This arrangement ensures that the holding chamber 101 is fully opened when the second holding portion 4 is in the open position but not removed.

The second fixing portion 4 has an engaged state and an opened state with respect to the first fixing portion 3, the second fixing portion 4 shown in fig. 6 being in the engaged state, and the second fixing portion 4 shown in fig. 7 being in the opened state. The anchor 1 further comprises a bolt 9, a through hole 10 and a threaded hole 11. As shown in fig. 8, the screw hole 11 is located in the first fixing portion 3. As shown in fig. 10, the through hole 10 is located in the second fixing portion 4. The bolt 9 may pass through the through hole 10 and be screwed with the screw hole 11 to maintain the second fixing part 4 in a fastened state with respect to the first fixing part 3.

As shown in fig. 11, the bolt 9 may be a long-neck bolt, and may specifically include a threaded section 91, a narrow-neck section 92, a locking section 93 and a nut 94, which are sequentially arranged. The diameter of the neck section 92 may be smaller than the diameter of the threaded section 91 and smaller than the diameter of the locking section 93. The diameter of the narrowed neck section 92 is smaller than the diameter of the through-hole 10, and the diameter of the locking section 93 may be larger than the diameter of the through-hole 10. The cross-sectional shape of each section of the bolt 9 may be circular or other shapes. The diameter of each section of the bolt 9 may refer to the circumscribed circle diameter. The diameter of the through-hole 10 may refer to an inscribed circle diameter.

The through hole 10 may correspond to the screw hole 11 when the second fixing portion 4 is in the fastened state. The threaded section 91 of the bolt 9 is screwed into the threaded hole 11. The locking section 93 can abut against the second fixing portion 4 to press the second fixing portion 4. The nut 94 can be used to hand screw the bolt 9. Illustratively, the bolt 9 further includes a wrench engaging portion 95, such as an internal hexagonal socket, for a hexagonal wrench to screw the bolt 9.

Illustratively, the through-hole 10 may have an internal thread. Referring back to fig. 3, the first time the bolt 9 is installed, the threaded section 91 may be screwed through the through hole 10. Referring to fig. 12 and 13 again, when the second fixing portion 4 in the fastened state is opened, the neck section 92 of the bolt 9 may be located at the through hole 10, and the thread section 91 and the locking section 93 may be located at both sides of the through hole 10. The bolt 9 does not slip out of the through hole 10. Further, the bolt 9 does not need to be removed when the second fixing portion 4 is cleaned. The narrowed neck section 92 ensures that the inner wall surface of the through-hole 10 is exposed, and the inside of the through-hole 10 is completely cleaned, sterilized, and disinfected.

Exemplarily, the bolt 9 and the second fixing portion 4 may still be formed as such when the through hole 10 is not provided with an internal thread. The bolt 9 and the second fixing portion 4 may be manufactured by three-dimensional additive manufacturing or split welding, or the threaded section 91 may be inserted through the through hole 10 by using temperature difference assembly.

In other embodiments, the fastener may be detachable by engaging and disengaging the first and second fastening portions with a buckle, for example.

The first fitting portion 6 may be lapped over the first fixing portion 3. As shown in fig. 14 and 16, the first fitting part 6 includes a first head part 61 and a first neck part 62, and a projected area of the first head part 61 may be larger than that of the first neck part 62, or a projected boundary of the first head part 61 exceeds a boundary of the first neck part 62. The first neck portion 62 is then used to pass through the fixing cavity 101, and the first head portion 61 is used to overlap the first fixing portion 3. As shown in fig. 14, the second fitting portion 7 may include a second head portion 71 and a second neck portion 72. The projected area of the second head 71 may be larger than the second neck 72.

Exemplarily, as shown in fig. 14, the second mating portion 7 overlaps the first mating portion 6. As shown in fig. 15, the first fitting portion 6 may include a third protrusion 63. As shown in fig. 18, the second fitting portion 7 may include a fourth protruding portion 73. The fourth protrusion 73 may overlap the third protrusion 63, and then the first mating part 6 may hold up the second mating part 7.

As shown in fig. 14-18, the adapter 2 may include a spindle structure, such as a second spindle structure. The rotating shaft structure comprises a rotating shaft and a shaft hole which can rotate relatively, and the rotating shaft and the shaft hole can be detached. The second matching part 7 and the first matching part 6 can be rotationally connected through a second rotating shaft structure. The second shaft structure may include a second shaft 15 and a second shaft bore 17. As shown in fig. 15, the second rotating shaft 15 is located at the first matching portion 6, for example, may be located at the third protruding portion 63. In use, the second rotation shaft 15 may be located at an upper side of the first fitting portion 6. As shown in fig. 17 and 18, the second shaft hole 17 may be located at the second fitting portion 7, for example, at the fourth protruding portion 73. The second shaft hole 17 communicates at least to the lower side of the fourth projecting portion 73. For example, the second shaft hole 17 may penetrate the fourth protrusion 73. The second shaft 15 and the second shaft hole 17 are inserted into each other, so that the second matching part 7 can be matched with or detached from the first matching part 6.

In other embodiments, the second shaft hole is located at the first mating portion and the second shaft hole is located at the second mating portion.

Illustratively, the second connecting strip 8 is located on a side of the second hinge structure facing away from the mating cavity 201. This arrangement ensures that the mating chamber 201 is fully opened when the second mating portion 7 is in the open state but not removed.

Illustratively, the second rotating shaft structure is disposed opposite to the first rotating shaft structure on both sides of the mating cavity 201. The second fixing portion 4 can better and more firmly drive the second matching portion 7 to be buckled with the first matching portion 6 in the rotating buckling process. Illustratively, the adapter 2 is an interference fit with the holder 1.

As shown in fig. 14, 15, and 17, the first mating portion 6 and the second mating portion 7 may combine to form a mating cavity 201. The first fitting portion 6 has a first positioning surface 601 and a second positioning surface 602 for fitting the second fitting portion 7. The second fitting portion 7 has a first gathered surface 701 and a second gathered surface 702. When the second matching portion 7 is in the fastened state, the first gathering surface 701 may be attached to the first positioning surface 601, the second gathering surface 702 may be attached to the second positioning surface 602, and meanwhile, the second matching surface 703 of the second matching portion 7 is used to form the matching cavity 201 with the first matching surface 603 of the first matching portion 6. As shown in fig. 15, the first included angle a of the first positioning surface 601 and the second positioning surface 602 may be smaller than 180 ° with respect to the axis of the mating cavity 201 even if the body of the first mating portion 6 has a concave structure. As shown in fig. 17, a second included angle B of the first converging surface 701 and the second converging surface 702 may be greater than 180 ° with respect to the axis of the fitting cavity 201. So set up, in the locking process of second fixed part 4, second cooperation portion 7 can be tighter and tighter with first cooperation portion 6, avoids lateral displacement.

Referring to fig. 8 and 16, the first fitting portion 6 is slidably coupled to the first fixing portion 3 by a slide groove structure. The chute structure includes a chute 12 and a guide rail 16. Exemplarily, the sliding groove 12 is located at the first fixing portion 3. The guide rail 16 is located at the first fitting portion 6. The sliding direction of the runner 12 may be along the extension direction of the fixing cavity 101. In other embodiments, the sliding groove may be located at the first mating portion, and the guide rail may be located at the first fixing portion.

The sliding groove 12 may be a rectangular groove, a trapezoidal groove, or a dovetail groove.

Illustratively, the first connecting strap 5 and the second connecting strap 8 are each a chain. The lock rings of the lock chain are sleeved without contacting, so that the flexible connection is realized, and the thorough cleaning is facilitated. And the chain has higher strength and is durable.

The embodiment of the utility model provides a surgical robot. The surgical robot may include a guide and a robotic arm. The guide may be any of the guides previously described. The guide may be mounted at the end of the robotic arm.

The mechanical arm can control the posture of the tail end of the mechanical arm, and then the position and the angle of the guider can be controlled. The matching cavity formed by the guider in the buckling state is used for being penetrated by the drainage tube.

Illustratively, the surgical robot further includes a cart. The robotic arm may be mounted to the cart.

The surgical robot can be used for cerebral hemorrhage catheterization drainage, and after a drainage tube is inserted, the guider can be opened and a mechanical arm or a cart can be pushed open to carry out the next treatment.

The technical features of the embodiments described above may be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the embodiments described above are not described, but should be considered as being within the scope of the present specification as long as there is no contradiction between the combinations of the technical features.

The above-mentioned embodiments only represent some embodiments of the present invention, and the description thereof is specific and detailed, but not to be construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.

Claims (14)

1. A fastener, comprising:

a first fixed part (3); and

a second fixing part (4) detachably connected with the first fixing part (3), wherein the second fixing part (4) has a buckling state relative to the first fixing part (3), and a fixing cavity (101) is formed between the second fixing part (4) and the first fixing part (3) in the buckling state,

wherein, the fixed cavity (101) is used for penetrating a drainage tube.

2. The fixator according to claim 1 further comprising a connecting strap having one end fixedly connected to the first fixing portion (3) and another end fixedly connected to the second fixing portion (4).

3. The fastener of claim 2, wherein said connecting strap is a chain.

4. The holder according to claim 1, characterized in that the second fixing portion (4) is rotatably connected to the first fixing portion (3) by a pivot structure, the pivot structure comprising a pivot shaft and a shaft hole, the pivot shaft being inserted into each other, the pivot shaft being located at one of the second fixing portion (4) and the first fixing portion (3), the shaft hole being located at the other.

5. A holder as claimed in claim 4, characterized in that the second holding part (4) has an open state for the first holding part (3); the fixer (1) further comprises a bolt (9), a through hole (10) located in the second fixing portion (4) and a threaded hole (11) located in the first fixing portion (3), wherein the bolt (9) penetrates through the through hole (10) and is in threaded connection with the threaded hole (11), so that the second fixing portion (4) is kept in the buckling state.

6. The fastener according to claim 5, characterized in that the bolt (9) comprises a threaded section (91), a narrow neck section (92) and a locking section (93) which are arranged in sequence, the threaded section (91) has a diameter larger than the diameter of the through hole (10), the narrow neck section (92) has a diameter smaller than the diameter of the through hole (10), the locking section (93) has a diameter larger than the diameter of the through hole (10),

the thread section (91) is in threaded connection with the threaded hole (11), and the locking section (93) abuts against the second fixing part (4).

7. An adapter for being inserted into a fixation cavity of a fixation device, the adapter comprising:

a first fitting portion (6) for detachably connecting with the holder;

a second matching part (7) detachably connected with the first matching part (6), wherein the second matching part (7) has a buckling state relative to the first matching part (6), and a matching cavity (201) is formed between the second matching part (7) and the first matching part (6) in the buckling state,

wherein, the matching cavity (201) is used for penetrating a drainage tube.

8. An adapter according to claim 7, characterized in that it further comprises a connecting strip, one end of which is fixedly connected with the first fitting part (6) and the other end of which is fixedly connected with the second fitting part (7).

9. The adapter of claim 8 wherein said connecting strap is a chain.

10. Adapter as claimed in claim 7, characterized in that said second fitting part (7) is rotatably connected to said first fitting part (6) by means of a pivot structure comprising a pivot and a shaft hole, which are inserted into each other, said pivot being located in one of said second fitting part (7) and said first fitting part (6), said shaft hole being located in the other.

11. A guide, comprising:

the holder (1) according to any one of claims 1 to 6; and

the adapter (2) according to any one of claims 7 to 10, the adapter (2) being arranged through the fixing cavity (101), the first fitting portion (6) being detachably connected with the first fixing portion (3).

12. A guide as claimed in claim 11, wherein the first engaging portion (6) is slidably connected to the first fixed portion (3) by a runner structure comprising a runner (12) and a guide rail (16), the runner (12) being located at one of the first fixed portion (3) and the first engaging portion (6) and the guide rail (16) being located at the other.

13. The guide according to claim 11, wherein the second fixed portion (4) is rotatably connected to the first fixed portion (3) by a first pivot structure, and the second engagement portion (7) is rotatably connected to the first engagement portion (6) by a second pivot structure, which is disposed opposite to the first pivot structure on both sides of the engagement cavity (201).

14. A surgical robot, comprising:

a guide as claimed in any one of claims 11 to 13; and

the tail end of the mechanical arm is provided with the guide.

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