CN113397622A

CN113397622A - Novel thyroid surgery retractor

Info

Publication number: CN113397622A
Application number: CN202110869074.9A
Authority: CN
Inventors: 崔萌
Original assignee: Henan Cancer Hospital
Current assignee: Henan Cancer Hospital
Priority date: 2021-07-30
Filing date: 2021-07-30
Publication date: 2021-09-17
Anticipated expiration: 2041-07-30
Also published as: CN113397622B

Abstract

The invention discloses a novel thyroid surgery retractor, which belongs to the technical field of medical instruments, and the invention enables an outer hook head to be rotatably adjusted through the arrangement of a mode rotary adjusting piece, and combines the arrangement of an inner connecting hook plate, the outer hook head, an inner hook adjusting piece and a linkage adjusting piece, so that the retractor has two using modes of one-way and two-way, when the retractor is used in the one-way mode, the outer hook head and the inner hook head can be respectively clamped at the inner side and the outer side of a patient's anterior cervical muscle group, the slippage of the retractor can be effectively avoided when the anterior cervical muscle group of the patient is pulled, the stability is greatly improved, when the retractor is used in the two-way mode, the anterior cervical muscle group can be pulled towards two directions simultaneously, the using amount of the retractor can be obviously reduced, the labor power can be reduced, the obstruction to the doctor operation can be greatly reduced, the practicability is greatly improved, compared with the existing right-angle retractor, the drag hook has multiple functions and strong stability.

Description

Novel thyroid surgery retractor

Technical Field

The invention relates to the technical field of medical instruments, in particular to a novel thyroid surgery retractor.

Background

The retractor is also called a draw hook, is used for retracting tissues, exposes the range needing an operation, is convenient to explore and operate, and can be divided into a handheld draw hook and an automatic draw hook. The retractor has various specifications of different shapes and sizes, and can be selected according to the operation requirement.

In the conventional open thyroid surgery, the exposure of the operative field is very critical, and therefore, the anterior cervical muscle group positioned in front of the thyroid gland must be pulled open by using a draw hook, and a hook which is commonly used in the thyroid surgery is a right-angle draw hook and is in a flat hook shape.

Current right angle drag hook, simple structure but function singleness, poor stability take place the slip phenomenon easily in the use, and a right angle drag hook can only stimulate anterior cervical muscle crowd towards a direction, lead to needing many people to hand a plurality of right angle drag hooks respectively and stimulate, can show sufficient art wild, not only extravagant manpower, and because the number is more, can hinder doctor's operation inevitably. Therefore, a novel thyroid surgery retractor is provided.

Disclosure of Invention

1. Technical problem to be solved

Aiming at the problems in the prior art, the invention aims to provide a novel thyroid surgery retractor, the outside hook head can be rotationally adjusted through the arrangement of the mode rotary adjusting piece, and the retractor is combined with the arrangement of the inner connecting hook plate, the outside hook head, the inner hook adjusting piece and the linkage adjusting piece, so that the retractor has two using modes of one-way and two-way, when the retractor is used in the one-way mode, the outside hook head and the inside hook head can be respectively clamped at the inner side and the outer side of a patient's anterior cervical muscle group, the sliding of the retractor can be effectively avoided when the patient's anterior cervical muscle group is pulled, the stability is greatly improved, when the retractor is used in the two-way mode, the anterior cervical muscle group can be pulled towards two directions simultaneously, the using amount of the retractor can be obviously reduced, the manpower can be reduced, the obstruction to the operation of a doctor can be greatly reduced, and the practicability is greatly improved, compared with the existing right-angle draw hook, the draw hook has multiple functions and strong stability.

2. Technical scheme

In order to solve the above problems, the present invention adopts the following technical solutions.

A novel thyroid surgery retractor comprises a handheld section, wherein the top end of the handheld section is provided with an inner connecting hook plate, one end of the inner connecting hook plate is fixedly connected with an inner side hook head, one side of the inner connecting hook plate is provided with an outer connecting hook plate, the outer hook plate is connected with an outer hook head through a mode rotary adjusting piece, the outer hook head is positioned above the inner hook head, an inner hook adjusting piece is arranged in the hand-held section, a linkage adjusting piece is arranged on the outer wall of the hand-held section, the linkage adjusting part comprises a linkage box fixedly arranged on the handheld section, the inner wall of the linkage box is rotatably connected with a rotating shaft, the outer wall of the rotating shaft is sleeved with a linkage gear, the two sides of the linkage gear are respectively engaged and connected with a right rack and a left rack, the outer hook plate penetrates through the outer wall of the top end of the linkage box in a sliding mode and extends to be fixedly connected with the right rack, and an adjustable clamping cylinder rod is fixedly connected to one side, far away from the linkage gear, of the right rack. Adjustable card section of thick bamboo pole includes connecting cylinder, thick kelly, thin slide bar, connecting cylinder and right rack fixed connection, be connected with reset spring between the one end of connecting cylinder and the inner wall of thick kelly, and the other end of connecting cylinder slides the outer wall that runs through thick kelly to with thin slide bar fixed connection.

Further, the inner hook regulating part comprises a regulating groove arranged inside the handheld section, a clamping spring is fixedly connected to the bottom end of the regulating groove, and the inner hook plate penetrates through the outer wall of the top end of the regulating groove in a sliding mode and extends to be fixedly connected with the clamping spring.

Furthermore, a pull rod and a linkage rod are fixedly connected to two sides of the inner connecting hook plate respectively, a left sliding groove and a right sliding groove are formed in two sides of the adjusting groove respectively, and the left sliding groove and the right sliding groove are matched with the pull rod and the linkage rod respectively.

Furthermore, one end of the pull rod penetrates through the left sliding groove in a sliding manner and extends to the outside of the adjusting groove, and is fixedly connected with a finger inserting ring, through the arrangement of the inner hook adjusting piece, when in use, a user can hold the hand-held section by hand and insert the forefinger into the finger ring, then the finger inserting ring is pulled to make the inner side hook head move towards the direction far away from the outer side hook head, thereby increasing the distance between the inner side hook head and the outer side hook head, then the outer side hook head and the inner side hook head are respectively positioned at the inner side and the outer side of the anterior cervical muscle group of the patient, and then the finger inserting ring is loosened, further, under the action of the elastic force of the clamping spring, the outer hook head and the inner hook head are respectively clamped on the inner side and the outer side of the anterior cervical muscle group of the patient, which is the first use mode, namely the one-way mode, of the novel thyroid surgery retractor, can effectively avoid the drag hook from sliding when the anterior cervical muscle group of the patient is pulled, and greatly improves the stability and the practicability.

Furthermore, the one end of gangbar slides and runs through right spout and extends to the inside of linkage case, set up on the rack of a left side with gangbar assorted one-way linkage groove, gangbar and one-way linkage groove sliding connection, through the setting of gangbar, one-way linkage groove, the downstream of gangbar can not drive left rack and remove, nevertheless when left rack downstream, can drive the gangbar and remove downwards to reach the purpose of a one-way linkage, can be favorable to when using with two-way mode, the linkage between outer couple board, the interior couple board.

Furthermore, the outer wall of the linkage box is provided with a sliding through hole matched with the thick clamping rod, a sliding pushing groove matched with the thin sliding rod is formed above the sliding through hole, and the sliding pushing groove is communicated with the sliding through hole.

Furthermore, thick kelly runs through smooth perforation and with smooth perforation sliding connection, thick kelly, thin slide bar all set up to be cylindrical, and the diameter of thick kelly is greater than the diameter of thin slide bar, the one end fixedly connected with of thin slide bar slides the perforation, through the setting of adjustable clamping cylinder pole, under normal condition, slide the perforation and can block thick kelly, make right rack, outer hookplate etc. can not slide by accident, and make the drag hook of the invention use with the one-way mode, can not take place relative slip between outside gib head, the handheld section, thereby guaranteed stability.

Further, the mode is transferred soon and is included the regulation section of thick bamboo on outer hookplate top, fixedly connected with switching piece in the regulation section of thick bamboo, the middle part of switching piece is run through and is provided with the regulating spindle, and the regulating spindle rotates with the switching piece to be connected, the one end of regulating spindle slides and runs through the outer wall of a regulation section of thick bamboo and extend to with outside gib head fixed connection.

Furthermore, a plurality of draw-in grooves have been seted up to the other end of regulating spindle, it runs through on the outer wall that outside gib head one end was kept away from to adjust a section of thick bamboo and is provided with the card and transfers the piece to slide, a pair of elastic connection rope of fixedly connected with between card transfers piece and the switching piece, the card transfers the piece to set up to the cuboid form for can't take place relative rotation between card transfers piece and the regulation section of thick bamboo.

Furthermore, one end of the clamping and adjusting block, which is close to the adjusting shaft, is fixedly connected with a plurality of clamping strips matched with the clamping grooves, the clamping strips are equal to the clamping grooves in number and correspond to the clamping grooves in a one-to-one manner, each clamping strip is movably inserted into the corresponding clamping groove, one end of the clamping and adjusting block, which is far away from the adjusting shaft, is fixedly connected with a pull ring, and through the arrangement of the mode rotating and adjusting piece, under normal conditions, the clamping strips can clamp the clamping grooves, so that the adjusting shaft cannot rotate, the outer hook head cannot rotate, the stability is further ensured, the clamping strips are separated from the clamping grooves by pulling the clamping and adjusting block through the pull ring, the outer hook head can be rotated, so that the outer hook head can be adjusted in a rotating manner, the pull hook in the invention can have more various use modes, and the functionality and the practicability are greatly improved.

3. Advantageous effects

Compared with the prior art, the invention has the advantages that:

(1) according to the scheme, the outer hook head can be rotationally adjusted through the mode rotary adjusting piece, and the inner connecting hook plate, the outer hook head, the inner hook adjusting piece and the linkage adjusting piece are combined, so that the retractor has two using modes of one-way use and two-way use, when the retractor is used in the one-way mode, the outer hook head and the inner hook head can be respectively clamped on the inner side and the outer side of a cervical anterior muscle group of a patient, the condition that the retractor slides when the cervical anterior muscle group of the patient is pulled can be effectively avoided, the stability is greatly improved, when the retractor is used in the two-way mode, the cervical anterior muscle group can be pulled towards two directions simultaneously, the using amount of the retractor can be obviously reduced, manpower can be reduced, the obstruction to the operation of a doctor can be greatly reduced, the practicability is greatly improved, and compared with the existing right-angle retractor, the retractor has multiple functions and high stability.

(2) Through the setting of the inner hook adjusting piece, during use, a user can hold the handheld section, and make the forefinger insert the finger and insert the ring, then the pulling finger inserts the ring, can make the inboard gib head move towards the direction of keeping away from the outside gib head, thereby increase the distance between the inboard gib head and the outboard gib head, then make the outboard gib head, the inboard gib head be in the inside and outside both sides of the anterior muscle group of patient's neck respectively, loosen the finger and insert the ring, and then under the effect of the clamping spring elasticity, make the outboard gib head, the inboard gib head centre gripping in the inside and outside both sides of the anterior muscle group of patient's neck respectively, this is the first mode of use-one-way mode of the novel thyroid surgery retractor in the invention, can effectively avoid when pulling the anterior muscle group of patient's neck, the retractor slides, has improved stability and practicality greatly.

(3) Through the arrangement of the linkage rod and the one-way linkage groove, the linkage rod can not drive the left rack to move when moving downwards, but can drive the linkage rod to move downwards when the left rack moves downwards, so that the purpose of one-way linkage is achieved, and linkage between the outer linkage hook plate and the inner linkage hook plate can be facilitated when the bidirectional linkage type electric coupler is used.

(4) Through the arrangement of the adjustable clamping cylinder rod, under the normal condition, the sliding through hole can clamp the thick clamping rod, so that the right rack, the outer connecting hook plate and the like cannot slide accidentally, and when the retractor is used in a one-way mode, relative sliding cannot occur between the outer hook head and the handheld section, so that the stability is ensured.

(5) Through the mode, the clamping groove can be clamped by the clamping strip under normal conditions, the adjusting shaft cannot rotate, the outer hook head cannot rotate, stability is guaranteed, the clamping adjusting block is pulled through the pull ring, the clamping strip is separated from the clamping groove, the outer hook head can be rotated, the outer hook head can be adjusted in a rotating mode, the drag hook can have more diversified using modes, and functionality and practicability are greatly improved.

Drawings

FIG. 1 is a schematic view showing the comparison between the present retractor for thyroid surgery and the conventional rectangular retractor;

fig. 2 is a schematic structural view of the novel thyroid surgery retractor of the present invention;

FIG. 3 is an enlarged view of the structure of FIG. 2 at A according to the present invention;

FIG. 4 is a schematic cross-sectional view of the linkage box of the present invention;

FIG. 5 is an enlarged view of the structure of FIG. 4 at B according to the present invention;

FIG. 6 is a cross-sectional structural view at the connector barrel of the present invention;

FIG. 7 is a schematic side view of the thick rod according to the present invention;

FIG. 8 is a side view of the left rack of the present invention;

FIG. 9 is a schematic view of the present invention in partial cross-section at a handheld section;

FIG. 10 is a schematic cross-sectional view of an adjustment barrel of the present invention;

FIG. 11 is a schematic side view of the present invention at the adjustment axis;

fig. 12 is a pictorial view of the novel thyroid surgery retractor of the present invention in use.

The reference numbers in the figures illustrate:

101. a handheld section; 102. an inner connecting hook plate; 103. an inner hook head; 104. the hook plate is connected with the outside; 105. an outer hook head; 106. an adjustment groove; 107. a clamping spring; 108. a pull rod; 109. a linkage rod; 110. a left chute; 111. a right chute; 112. a finger insertion ring; 201. a linkage box; 202. a rotating shaft; 203. a linkage gear; 204. a right rack; 205. a left rack; 206. a connecting cylinder; 207. a thick clamping rod; 208. a thin slide bar; 209. a return spring; 210. a finger pushing block; 211. sliding and punching holes; 212. sliding and pushing the groove; 213. a one-way linkage groove; 301. an adjusting cylinder; 302. a transfer block; 303. an adjustment shaft; 304. clamping and adjusting blocks; 305. an elastic connecting rope; 306. a card slot; 307. clamping the strip; 308. and (4) a pull ring.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention; it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments, and all other embodiments obtained by those skilled in the art without any inventive work are within the scope of the present invention.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "top/bottom", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "sleeved/connected," "connected," and the like are to be construed broadly, e.g., "connected," which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Example 1:

referring to fig. 1-2 and 9, a novel thyroid surgery retractor comprises a handheld section 101, an inner hook plate 102 is disposed on a top end of the handheld section 101, an inner hook head 103 is fixedly connected to one end of the inner hook plate 102, an outer hook plate 104 is disposed on one side of the inner hook plate 102, the outer hook plate 104 is connected to an outer hook head 105 through a mode rotation adjusting piece, the outer hook head 105 is located above the inner hook head 103, an inner hook adjusting piece is disposed in the handheld section 101 and comprises an adjusting groove 106 formed in the handheld section 101, a clamping spring 107 is fixedly connected to a bottom end of the adjusting groove 106, the inner hook plate 102 slidably penetrates through an outer wall of a top end of the adjusting groove 106 and extends to be fixedly connected to the clamping spring 107, a pull rod 108 and a linkage rod 109 are fixedly connected to two sides of the inner hook plate 102, a left sliding groove 110 and a right sliding groove 111 are formed in two sides of the adjusting groove 106, the left sliding groove 110, the right sliding groove 111 is formed in one side of the left sliding groove 110, the right sliding groove, and a sliding groove formed in the right groove is formed in two sides of the inner hook plate 102, The right chute 111 is respectively matched with the pull rod 108 and the linkage rod 109, one end of the pull rod 108 penetrates through the left chute 110 in a sliding manner and extends to the outside of the adjusting groove 106, and is fixedly connected with a finger inserting ring 112, through the arrangement of the inner hook adjusting piece, when the thyroid surgery retractor is used, a user can hold the hand-holding section 101 by hand, enable an index finger to be inserted into the finger inserting ring 112, then pull the finger inserting ring 112, enable the inner side hook head 103 to move towards the direction far away from the outer side hook head 105, so as to increase the distance between the inner side hook head 103 and the outer side hook head 105, enable the outer side hook head 105 and the inner side hook head 103 to be respectively positioned at the inner side and the outer side of the patient's anterior cervical muscle group, then loosen the finger inserting ring 112, and further enable the outer side hook head 105 and the inner side hook head 103 to be respectively clamped at the inner side and the outer side of the patient's anterior cervical muscle group, can effectively avoid the drag hook from sliding when the anterior cervical muscle group of the patient is pulled, and greatly improves the stability and the practicability.

Referring to fig. 3 and fig. 10-11, the mode rotary adjusting element includes an adjusting cylinder 301 fixedly connected to the top end of the outer hook plate 104, a switching block 302 is fixedly connected to the inside of the adjusting cylinder 301, an adjusting shaft 303 is disposed through the middle of the switching block 302, the adjusting shaft 303 is rotatably connected to the switching block 302, one end of the adjusting shaft 303 slidably penetrates through the outer wall of the adjusting cylinder 301 and extends to be fixedly connected to the outer hook 105, a plurality of slots 306 are disposed at the other end of the adjusting shaft 303, a locking block 304 is slidably disposed through the outer wall of the adjusting cylinder 301 far from the outer hook 105, a pair of elastic connecting ropes 305 is fixedly connected between the locking block 304 and the switching block 302, the locking block 304 is set to be a rectangular parallelepiped shape, so that the locking block 304 and the adjusting cylinder 301 cannot rotate relatively, a plurality of locking strips 307 matched with the slots 306 are fixedly connected to one end of the locking block 304 close to the adjusting shaft 303, the locking strips are equal in number and correspond to one-to-another, each clamping strip 307 is movably inserted into a corresponding clamping groove 306, one end of the clamping and adjusting block 304, which is far away from the adjusting shaft 303, is fixedly connected with a pull ring 308, a piece is adjusted in a rotating mode, the clamping strip 307 can clamp the clamping groove 306 under normal conditions, the adjusting shaft 303 can not rotate, the outer hook head 105 can not rotate, and further stability is guaranteed, the clamping and adjusting block 304 is pulled through the pull ring 308, the clamping strip 307 is separated from the clamping groove 306, the outer hook head 105 can be rotated, the outer hook head 105 can be adjusted in a rotating mode, the draw hook can be used in various modes, functionality and practicability are greatly improved, and after adjustment is completed, the clamping strip 307 is inserted into the clamping groove 306 again, and the outer hook head 105 can be fixed again.

Referring to fig. 4, a linkage adjusting member is disposed on an outer wall of the handheld section 101, the linkage adjusting member includes a linkage box 201 fixedly mounted on the handheld section 101, a rotating shaft 202 is rotatably connected to an inner wall of the linkage box 201, a linkage gear 203 is sleeved on an outer wall of the rotating shaft 202, a right rack 204 and a left rack 205 are respectively engaged and connected to two sides of the linkage gear 203, an outer hook plate 104 slidably penetrates through an outer wall of a top end of the linkage box 201 and extends to be fixedly connected with the right rack 204, one end of the linkage rod 109 slidably penetrates through the right chute 111 and extends to the inside of the linkage box 201, a unidirectional linkage groove 213 matched with the linkage rod 109 is disposed on the left rack 205, the linkage rod 109 is slidably connected with the unidirectional linkage groove 213, the linkage rod 109 moves downward through the arrangement of the linkage rod 109 and the unidirectional linkage groove 213, the left rack 205 is not driven to move, but when the left rack 205 moves downward, the linkage rod 109 is driven to move downward, therefore, the purpose of one-way linkage is achieved, and linkage between the outer connecting hook plate 104 and the inner connecting hook plate 102 can be facilitated when the bidirectional linkage type automobile seat is used in a bidirectional mode.

Referring to fig. 5-8, an adjustable clamping cylinder rod is fixedly connected to a side of the right rack 204 away from the linkage gear 203, the adjustable clamping cylinder rod includes a connecting cylinder 206, a thick clamping rod 207, and a thin sliding rod 208, the connecting cylinder 206 is fixedly connected to the right rack 204, a return spring 209 is connected between one end of the connecting cylinder 206 and an inner wall of the thick clamping rod 207, and the other end of the connecting cylinder 206 slidably penetrates through an outer wall of the thick clamping rod 207 and is fixedly connected to the thin sliding rod 208, a sliding through hole 211 matching with the thick clamping rod 207 is formed in an outer wall of the linkage box 201, a sliding groove 212 matching with the thin sliding rod 208 is formed above the sliding through hole 211, the sliding groove 212 is communicated with the sliding through hole 211, the thick clamping rod 207 slidably connects with the sliding through hole 211, the thick clamping rod 207 and the thin sliding rod 208 are both cylindrical, a diameter of the thick clamping rod 207 is larger than a diameter of the thin sliding rod 208, one end of the thin sliding rod 208 is fixedly connected to the sliding through hole 211, through the arrangement of the adjustable clamping cylinder rod, under normal conditions, the sliding through hole 211 can clamp the thick clamping rod 207, so that the right rack 204, the outer connecting hook plate 104 and the like cannot slide accidentally, and when the draw hook disclosed by the invention is used in a unidirectional mode, the outer hook head 105 and the handheld section 101 cannot slide relatively, so that the stability is ensured.

Referring to fig. 12, through the setting of the linkage adjusting member, when in use, the user can rotate the outer hook head 105 through the mode rotation adjusting member to rotate the outer hook head 105 by 180 degrees, then hold the holding section 101 with the hand, and squeeze the finger pushing block 210 with the thumb to separate the thick clamping rod 207 from the sliding through hole 211, so that the sliding through hole 211 can not clamp the adjustable clamping cylinder rod, at this time, the user pushes the finger pushing block 210 upwards with the thumb, and can drive the outer hook head 105 to move upwards through the right rack 204, and under the linkage of the linkage gear 203, the left rack 205 can be driven to move downwards at the same time, so that the inner hook head 103 and the outer hook head 105 move in opposite directions, which is a second use mode of the novel thyroid surgery retractor of the present invention, namely a bidirectional mode, when in use, the anterior cervical muscle group can be pulled in two directions at the same time, and further the use amount of the retractor can be significantly reduced, the labor can be reduced, the interference to the operation of a doctor can be greatly reduced, and the practicability is greatly improved.

The invention enables the outer hook head 105 to be rotationally adjusted through the arrangement of the mode rotation adjusting piece, and the arrangement of the inner connecting hook plate 102, the outer side hook head 105, the inner hook adjusting piece and the linkage adjusting piece is combined, so that the draw hook has two using modes of one-way and two-way, when used in a unidirectional mode, the outer hook head 105 and the inner hook head 103 can be respectively clamped at the inner side and the outer side of the anterior cervical muscle group of a patient, can effectively avoid the drag hook from sliding when the cervical anterior muscle group of the patient is pulled, greatly improves the stability, can pull the cervical anterior muscle group towards two directions simultaneously when the retractor is used in a bidirectional mode, and the use amount of the drag hook can be obviously reduced, the manpower can be reduced, the obstruction to the operation of a doctor can be greatly reduced, the practicability is greatly improved, and compared with the conventional right-angle drag hook, the drag hook has multiple functions and strong stability.

The foregoing is only a preferred embodiment of the present invention; the scope of the invention is not limited thereto. Any person skilled in the art should be able to cover the technical scope of the present invention by equivalent or modified solutions and modifications within the technical scope of the present invention.

Claims

1. The utility model provides a novel thyroid surgery drag hook, includes handheld section (101), the top of handheld section (101) is provided with interconnection hook plate (102), inboard gib head (103) of one end fixedly connected with of interconnection hook plate (102), its characterized in that: one side of the in-connection hook plate (102) is provided with an outer-connection hook plate (104), the outer-connection hook plate (104) is connected with an outer-side hook head (105) through a mode rotary adjusting piece, the outer-side hook head (105) is located above the inner-side hook head (103), an inner-hook adjusting piece is arranged in the handheld section (101), a linkage adjusting piece is arranged on the outer wall of the handheld section (101), the linkage adjusting piece comprises a linkage box (201) fixedly installed on the handheld section (101), a rotating shaft (202) is rotatably connected to the inner wall of the linkage box (201), a linkage gear (203) is sleeved on the outer wall of the rotating shaft (202), the two sides of the linkage gear (203) are respectively connected with a right rack (204) and a left rack (205) in a meshing manner, the outer-connection hook plate (104) slidably penetrates through the outer wall of the top end of the linkage box (201) and extends to be fixedly connected with the right rack (204), an adjustable clamping cylinder rod is fixedly connected to one side, far away from the linkage gear (203), of the right rack (204);

adjustable clamping cylinder pole includes connecting cylinder (206), thick kelly (207), thin slide bar (208), connecting cylinder (206) and right rack (204) fixed connection, be connected with reset spring (209) between the one end of connecting cylinder (206) and the inner wall of thick kelly (207), and the other end of connecting cylinder (206) slides and runs through the outer wall of thick kelly (207) to with thin slide bar (208) fixed connection.

2. The novel retractor for thyroid surgery according to claim 1, wherein: interior hook regulating part is including offering regulating groove (106) inside handheld section (101), the bottom fixedly connected with clamping spring (107) of regulating groove (106), interconnection hook plate (102) slide run through the top outer wall of regulating groove (106) and extend to with clamping spring (107) fixed connection.

3. The novel retractor for thyroid surgery according to claim 2, wherein: the inner connecting hook plate is characterized in that a pull rod (108) and a linkage rod (109) are fixedly connected to two sides of the inner connecting hook plate (102) respectively, a left sliding groove (110) and a right sliding groove (111) are formed in two sides of the adjusting groove (106) respectively, and the left sliding groove (110) and the right sliding groove (111) are matched with the pull rod (108) and the linkage rod (109) respectively.

4. The novel retractor for thyroid surgery according to claim 3, wherein: one end of the pull rod (108) penetrates through the left sliding groove (110) in a sliding mode and extends to the outside of the adjusting groove (106), and a finger inserting ring (112) is fixedly connected with the pull rod.

5. The novel retractor for thyroid surgery according to claim 3, wherein: one end of the linkage rod (109) slides and penetrates through the right sliding groove (111) and extends to the inside of the linkage box (201), a one-way linkage groove (213) matched with the linkage rod (109) is formed in the left rack (205), and the linkage rod (109) is connected with the one-way linkage groove (213) in a sliding mode.

6. The novel retractor for thyroid surgery according to claim 5, wherein: the outer wall of the linkage box (201) is provided with a sliding through hole (211) matched with the thick clamping rod (207), a sliding pushing groove (212) matched with the thin sliding rod (208) is formed above the sliding through hole (211), and the sliding pushing groove (212) is communicated with the sliding through hole (211).

7. The novel retractor for thyroid surgery according to claim 6, wherein: thick kelly (207) run through smooth perforation hole (211) and with smooth perforation hole (211) sliding connection, thick kelly (207), thin slide bar (208) all set up to be cylindrical, and the diameter of thick kelly (207) is greater than the diameter of thin slide bar (208), the one end fixedly connected with smooth perforation hole (211) of thin slide bar (208).

8. The novel retractor for thyroid surgery according to claim 1, wherein: the mode is transferred soon and is included a regulation section of thick bamboo (301) on fixed connection links hook plate (104) top outward, fixedly connected with switching piece (302) in a regulation section of thick bamboo (301), the middle part of switching piece (302) is run through and is provided with regulating spindle (303), and regulating spindle (303) rotate with switching piece (302) and be connected, the one end of regulating spindle (303) slides and runs through the outer wall of a regulation section of thick bamboo (301) and extend to with outside gib head (105) fixed connection.

9. The novel retractor for thyroid surgery according to claim 8, wherein: a plurality of draw-in grooves (306) have been seted up to the other end of regulation axle (303), it runs through on the outer wall of outside gib head (105) one end to slide to be provided with card accent piece (304) to adjust a section of thick bamboo (301), a pair of elastic connection rope (305) of fixedly connected with between card accent piece (304) and switching piece (302), card accent piece (304) set up to the cuboid form.

10. The novel retractor for thyroid surgery according to claim 9, wherein: one end fixedly connected with a plurality of and draw-in groove (306) assorted card strip (307) that card accent piece (304) are close to regulating spindle (303), card strip (307) equal and the one-to-one with draw-in groove (306) quantity, every card strip (307) all peg graft with corresponding draw-in groove (306) activity, the one end fixedly connected with pull ring (308) of regulating spindle (303) are kept away from in card accent piece (304).