NL2036800A - A Thyroid Retractor Device - Google Patents

A Thyroid Retractor Device Download PDF

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Publication number
NL2036800A
NL2036800A NL2036800A NL2036800A NL2036800A NL 2036800 A NL2036800 A NL 2036800A NL 2036800 A NL2036800 A NL 2036800A NL 2036800 A NL2036800 A NL 2036800A NL 2036800 A NL2036800 A NL 2036800A
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Netherlands
Prior art keywords
synchronous
plate
groove
retractor
sliding block
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Application number
NL2036800A
Other languages
Dutch (nl)
Inventor
Li Junkai
Li Shujing
Yu Bo
Liu Jing
Zhang Jin
Original Assignee
Liu Jing
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Publication date
Application filed by Liu Jing filed Critical Liu Jing
Priority to NL2036800A priority Critical patent/NL2036800A/en
Publication of NL2036800A publication Critical patent/NL2036800A/en

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    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
    • A61B17/02—Surgical instruments, devices or methods, e.g. tourniquets for holding wounds open; Tractors
    • A61B17/0293—Surgical instruments, devices or methods, e.g. tourniquets for holding wounds open; Tractors with ring member to support retractor elements

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  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Surgery (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Engineering & Computer Science (AREA)
  • Biomedical Technology (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Medical Informatics (AREA)
  • Molecular Biology (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Surgical Instruments (AREA)

Abstract

of the invention The invention provides a thyroid retractor device, which relates to the field of surgical instruments. The invention comprises: a main body supporting component, the bottom of the main body supporting component is provided with a supporting bolt; the bottom of the 5 supporting bolt is provided with a control knob i; the top of the supporting bolt is provided with a positioning fastening plate. The top of the main supporting component is provided with a force supporting column. The upper sleeve of the mounting column is installed with a synchronous copy; the internal sliding of the synchronous stroke groove is arranged with a synchronous sliding block; the top outer side of the synchronous sliding block is provided 10 with a synchronous connecting groove; the internal component of the synchronous connecting groove is provided with a driving rack; a position adjustable element is fixed on the outer wall of the circumference of the mounting column. Multiple skin retractor strips can be pulled out simultaneously, so that the retractor work does not take too much time. This does not prolong the operation, which eliminates the need for individual manual adjustment 15 of multiple hooks. This causes the manual adjustment of the hook to spend too much time, increase the operation time.

Description

Jing Liu (CN) 23/117 PDNL
A Thyroid Retractor Device
Technical Field
The invention relates to the technical field of surgical instruments, in particular to a thyroid retractor device.
Background Technology
When thyroid shell surgery is performed, the skin of the patient's wound site needs to be pulled open, so that the scope of the patient's lesions can be clearly displayed to ensure that the operation can be carried out more smoothly. For the skin involvement of the patient's wound site, retractor equipment is required.
When the existing thyroid retractor is used, multiple retractor hooks need to be used to retractor the skin at the wound site in multiple directions to ensure that the skin is fully retractor. However, since multiple retractor hooks need to be manually adjusted separately, it takes too much time for manual adjustment of the retractor hooks, which only increases the operation time. It also increases the pain of the patient while bringing fatigue to the surgeon, and the retractor device cannot better control multiple hooks at one time.
Description of the Invention
In view of this, the invention provides a thyroid retractor to solve the problem that the device needs to use multiple hooks to retractor the skin at the wound site in multiple directions. However, since multiple hooks need to be manually adjusted separately, the manual adjustment of hooks will take too much time, which will increase the operation time.
This creates fatigue for the surgeon and painful problems for the patient.
The invention provides a thyroid retractor device, which comprises: a main supporting component, the bottom of which is provided with a supporting bolt; the bottom of the supporting bolt is provided with a control knob i; the top of the supporting bolt is provided with a positioning fastening plate; the positioning fastening plate has a disc-shaped structure; the top of the main body support is provided with a force supporting column; the top of the force supporting column is provided with a mounting fixing plate; the mounting fixing plate is an L-shaped structure; a mounting column is arranged on the top of the mounting fixing plate; the upper sleeve of the mounting column is installed with a synchronous copy; the synchronous copy component is an arc structure; the top of the synchronous copy is provided with a synchronous stroke groove; the synchronous stroke groove is an arc structure; the internal sliding of the synchronous stroke groove is arranged with a synchronous sliding block; the inner side of the synchronous sliding block is provided with a positioning bolt; the inner end of the positioning bolt is provided with a control knob ii;
the top outer side of the synchronous sliding block is provided with a synchronous connecting groove; the internal component of the synchronous connecting groove is provided with a driving rack; a connecting plate is arranged in the center position of the rear side of the synchronous copy; a position adjustable component is fixed on the outer wall of the circumference of the mounting column; the position adjustable component has an arc structure.
Further, the top of the position adjustable component is provided with an adjustable stroke groove; the adjustable stroke groove is an arc structure; the position of the adjustable stroke groove is vertically corresponding to the position of the synchronous stroke groove; the internal sliding of the adjustable stroke groove is arranged with an adjustable sliding block; the bottom of the adjustable sliding block is provided with a loading plate; the loading plate has a rectangular structure; the bottom of the loading plate is provided with a retractor chute; the inner sliding of the retractor chute is arranged with a retractor sliding plate; the retractor sliding plate has a rectangular structure; the top center position of the retractor sliding plate is provided with a follow-up rack.
Further, the inner end of the retractor sliding plate is rotated at the bottom with a skin retractor; the inner end of the skin retractor is a curved structure; the top outer side of the loading plate is provided with a connecting vertical plate; the connecting vertical plate is a rectangular structure; the top end of the connecting vertical plate is located inside the synchronous connecting groove; the top end of the connecting vertical plate is provided with a finite bit baffle plate; the limiting baffle is a rectangular structure; the inner top of the connecting vertical plate is provided with an movable rotating shaft; the movable rotating shaft has a cylindrical structure.
Further, the center position of the movable rotating shaft is provided with an movable gear; the driving gear is connected with the driving rack meshing; both ends of the movable rotating shaft are provided with a synchronous wheel A; the inner bottom of the connecting vertical plate is provided with a driven rotating shaft; the driven rotating shaft has a cylindrical structure; the center position of the driven rotating shaft is provided with a driven gear; the driven gear is connected with the driven rack meshing.
Further, both ends of the driven rotating shaft are provided with a synchronous wheel
B; the synchronous wheel B is connected with the synchronous wheel A through a synchronous belt; a connecting carrier plate is arranged in the center position of the rear side of the position adjustable component; the position of the connecting carrier plate is vertically corresponding to the position of the connecting plate; the top of the connecting carrier plate is provided with a control screw; the control screw is connected with the connecting plate through a wire tooth; the top of the control screw is provided with a control knob iii; When the control screw rotates, the control screw will drive the synchronous copy along the mounting column under the action of the connecting plate.
Beneficial effect: (1) The invention makes the skin retractor contact the skin of the wound site of the patient through the doctor, and then makes the control knob iii drive the control screw to rotate, and makes the control screw drive the connecting plate and the synchronous copy components down under the action of rotation, and makes the synchronous copy components drive the four synchronous sliding blocks and four driving rack down. The drive rack drives the movable shaft and the synchronous wheel A to rotate under the action of meshing with the driving gear, and the synchronous wheel A drives the synchronous wheel
B, the driven shaft and the driven gear under the action of the synchronous belt, so that the driven gear drives the driven rack and the retractor sliding plate and one end of the skin retractor pull component to move outwards through rotation, so that multiple skin retractor pull components are pulled outwards synchronously. It is convenient to retract the skin of the patient's thyroid wound site at one time, so that the lesion can be clearly exposed, which is convenient for the smooth operation. Moreover, multiple skin retractor components can be pulled out simultaneously, so that the retractor work will not consume too much time, will not prolong the operation time, will not increase the fatigue of the doctor and will not increase the pain of the patient. (2) The invention adjusts the retractor position of the skin stretch component by sliding the sliding block along the adjustable stroke groove manually, so that the retractor position of the skin stretch component can be changed according to the wound shape of the patient, and when the adjustable sliding block slides along the adjustable stroke groove. The adjustable sliding block can also drive the synchronous sliding block to slide along the synchronous stroke groove under the action that the connecting vertical plate is located inside the synchronous connecting groove, so that even if the positions of the adjustable sliding block and the skin retractor are adjusted, the invention can still control the external retractor of multiple skin retractor simultaneously by pressing down the synchronous copy, so that the position adjustment of the skin retractor does not conflict with the synchronous external retractor. Improve the convenience of use of the invention.
Brief Description of the Drawings
Figure 1 is a three-dimensional structure diagram of the invention.
Figure 2 is a schematic diagram of the first partial three-dimensional structure of the regulation component of the invention.
Figure 3 is a partial three-dimensional structure diagram of the discharge component of the invention.
In order to more clearly state the technical scheme of implementation methods of the invention, the drawings attached to the implementation methods are briefly introduced below.
The drawings described below relate only to implementation methods of the invention and are not limitations of the invention.
In the accompanying picture:
Figure 1 is a schematic diagram of the overall structure of an implementation method of the invention.
Figure 2 is a schematic diagram of the enlarged structure in A-part of Figure 1 of implementation methods of the invention.
Figure 3 is a schematic diagram of the enlarged structure in B-part of Figure 1 of implementation methods of the invention.
Figure 4 is a structural diagram of the top view angle of Figure 1 of an implementation method of the invention.
Figure 5 is a structural diagram of the synchronous copy and position adjustment of implementation methods of the invention.
Figure 6 is a structural diagram of a synchronous copy of an implementation method of the invention.
Figure 7 is a structural diagram of the position adjustment element of an implementation method of the invention.
Figure 8 is a structural diagram of a retractor sliding plate and a skin retractor for implementation methods of the invention.
Figure 9 is a schematic diagram of the connection structure between the manual adjustable component and the loading plate of an implementation method of the invention.
Figure 10 is a structural diagram of a manual adjustable component of an implementation method of the invention.
Figure 11 is a structural diagram of a skin retractor for an implementation method of the invention.
Figure 12 is a schematic of the structure at C-part in Figure 11.
In the drawings; 1. main supporting components; 101. supporting bolts; 102. control knob i; 103. positioning fastening plate; 104. force supporting column; 105. mounting fixing plate; 108. mounting column; 2. synchronous copy component; 201. synchronous stroke groove; 202. synchronous sliding block; 203. positioning bolt; 204. control knob ii; 205. synchronous connecting groove; 206. driving rack; 207. connecting plate; 3. position adjustable component; 301. adjustable stroke groove; 302. adjustable sliding block; 303. loading plate; 304. retractor chute; 305. retractor sliding plate; 306. driven rack; 307. skin retractor plate; 3071. cover; 3072. cavity; 3073. the first hook body; 30731. the first winding spool; 30732.
the first groove; 3074. the second hook body; 30741. the second winding spool; 30742. the second groove; 308. connecting vertical plate; 309. limiting baffle; 3010. movable rotating shaft, 3011. driving gear; 3012. synchronous wheel A; 3013. driven shaft; 3014. driven gear; 3015. synchronous wheel B; 3016. connecting carrier plate; 3017. control screw; 3018. 5 control knob iii; 400. manual adjustable components; 410. shell; 420. planet component; 421. planet wheel; 422. the sun wheel; 423. tooth ring; 424. the first connecting component; 425. the second connecting component; 426. output shaft; 430. output wheel; 440. operation handle.
Specific Implementation Methods
In order to make the purpose, scheme and advantages of the technical scheme of the invention clearer, the technical scheme of the implementation methods of the invention will be clearly and completely described in the following paragraphs in conjunction with the drawings attached to the specific implementation method of the invention.
Implementation methods: Please refer to Figure 1 to Figure 8:
The invention provides a thyroid retractor device, which comprises: A main supporting component 1, a supporting bolt 101 is arranged at the bottom of the main supporting component 1; the bottom of the supporting bolt 101 is provided with a control knob | 102; the top of the supporting bolt 101 is provided with a positioning fastening plate 103. The positioning fastening plate 103 is provided to facilitate the fastening of the main supporting component 1 on the hospital bed; positioning fastening plate 103 is a disc structure; the top of the main supporting component 1 is provided with a force supporting column 104, and the height of the force supporting column 104 can be adjusted according to the lying height of the patient; the top of the force supporting column 104 is provided with a mounting fixing plate 105; the mounting plate 105 is an L-shaped structure, and the mounting plate 105 is arranged to facilitate the installation of the mounting column 106; the top of the mounting plate 105 is provided with a mounting column 108, which is provided to facilitate guiding the synchronous copy component 2; a synchronous copy component 2 is installed on the upper sleeve of the mounting column 106; synchronous copy component 2 is arc structure; the top of the synchronous copy component 2 is provided with a synchronous stroke groove 201, which is provided so that the position of the synchronous sliding block 202 can be adjusted in the same way as adjustable the slide of the synchronous sliding block 302 along the adjustable stroke groove 301; synchronous stroke groove 201 is arc structure; a synchronous sliding block 202 is installed in the internal sliding of the synchronous stroke groove 201, and the synchronous sliding block 202 is set to replicate the sliding behavior of the adjustable sliding block 302, so as to facilitate the synchronous outward retractor of the skin retractor plate 307 in the later stage. Positioning bolt 203 is provided on the inner side of the synchronous sliding block 202. The positioning bolt 203 is provided to facilitate the indirect fastening and positioning of the adjustable sliding block 302 in a well-adjusted position; the inner end of the positioning bolt 203 is provided with a control knob No. 2 204; the top outer side of the synchronous sliding block 202 is provided with a synchronous connecting groove 205. The synchronous connecting groove 205 is provided to avoid the interference of the movable rotating shaft 3010 and other structures to the synchronous sliding block 202. A driving rack 2086 is provided inside the synchronous connecting groove 205, and the driving rack 206 is provided to indirectly drive the external retractor force of the skin retractor plate 307; a connecting plate 207 is arranged in the center position of the rear side of the synchronous copy component 2. The connecting plate 207 is arranged to facilitate the connection with the control screw 3017, so that the synchronous copy component 2 can be moved along the mounting column 106 according to the rotation of the control screw 3017; a position adjustable component 3 is fixed on the outer wall of the circumference of the mounting column 106; Position adjustable component 3 is arc structure;
In another implementation method, the top of the positioning fastening plate 103 can be provided with a layer of protective cushion, which can avoid rigid contact between the positioning fastening plate 103 and the bed, and avoid the positioning fastening plate 103 from damaging the bed.
By installing the main supporting component 1 on both sides of the hospital bed, and then manually turning the control knob | 102, the control knob | 102 drives the supporting bolt 101 to rotate, and the supporting bolt 101 drives the positioning fastening plate 103 to move upward, so that the retractor is fixed in the appropriate position of the hospital bed by pressuring the positioning fastening plate 103 and working with the main supporting component 1. It is convenient to use the retractor for the treatment of thyroid surgery.
Among them, the top of the position adjustable component 3 is provided with an adjustable stroke groove 301; adjustable stroke groove 301 is arc structure; the position of adjustable stroke groove 301 corresponds vertically to the position of synchronous stroke groove 201; the adjustment sliding block 302 is installed in the inner sliding of the adjustable stroke groove 301; the bottom of the adjustable slide 302 is provided with a loading plate 303; the loading plate 303 has a rectangular structure; the bottom of the loading plate 303 is provided with a retractor chute 304; the inner slide of the retractor chute 304 is installed with a retractor sliding plate 305; the retractor sliding plate 305 is a rectangular structure; the top center position of the retractor sliding plate 305 is provided with a follow-up rack 306; the bottom rotation of the inner end of the retractor sliding plate 305 is installed with a skin retractor plate 307; the inner end of skin retractor plate 307 has a curved structure. The top outer side of the loading plate 303 is provided with a connecting vertical plate 308; connected vertical plate 308 is rectangular structure; the top of the connecting vertical plate 308 is located Inside the synchronous connecting groove 205;
Adjust the retractor position of skin retractor plate 307 by manually sliding the adjustable sliding block 302 along the adjustable stroke groove 301, so that the retractor position of skin retractor plate 307 can be changed according to the wound shape of the patient, and when the adjustable sliding block 302 slides along the adjustable stroke groove 301. The adjustable sliding block 302 will also drive the synchronous sliding block 202 to slide along the synchronous stroke groove 201 under the action of connecting vertical plate 308 located inside the synchronous connecting groove 205. After the adjustment, the positioning bolt 203 will be locked by turning the control knob No. 204 to locate the positions of the synchronous sliding block 202 and adjustable sliding block 302. So that even if the position of the adjustable sliding block 302 and the skin retractor plate 307 is adjusted, the device can still synchronously control the external pull of multiple skin retractor plate 307 by pressing down the synchronous copy component 2.
The top of the vertical plate 308 is provided with a finite bit baffle plate 309; the limiting baffle 309 has a rectangular structure; the inner top of connecting vertical plate 308 is provided with a movable rotating shaft 3010; the movable rotating shaft 3010 has a cylindrical structure; the center position of the driving shaft 3010 is provided with the driving gear 3011; the drive gear 3011 is meshed with the driving rack 208; a synchronous wheel
A3012 is arranged at both ends of the movable rotating shaft 3010; the inner bottom of the vertical plate 308 is provided with a driven rotating shaft 3013; the driven shaft 3013 is cylindrical structure; the center position of the driven rotating shaft 3013 is provided with a driven gear 3014; the driven gear 3014 is meshed with the driven rack 306; both ends of the driven rotating shaft 3013 are provided with a synchronous wheel B3015; the synchronous wheel B3015 is connected with the synchronous wheel A3012 through a synchronous belt; a connecting carrier plate 3016 is arranged in the center position of the rear side of the position adjustment component 3; the position of connecting carrier plate 3016 corresponds vertically to the position of connecting plate 207; the top of the connecting carrier plate 3016 is provided with a control screw 3017; the control screw 3017 is connected with the connecting plate 207 through the wire teeth; the top of the control screw 3017 is provided with a control knob iii 3018; When the control screw 3017 rotates, the control screw 3017 will drive the synchronous copy component 2 along the mounting column 106 under the action of the connecting plate 207;
In another implementation method, the synchronous wheel A3012 and the synchronous wheel B3015 can be replaced by the sprocket, and the chain replaces the synchronous belt. Compared with the synchronous belt, the combination of the chain and the sprocket is clearer, and it is not easy to slip, ensuring the stability of the pull work.
Through the doctor, the skin retractor plate 307 contacts the skin of the patient's wound site, and then manually rotates the control knob 3018 to make the control screw iii 3018 drive the control screw 3017 to rotate, so that the control screw 3017 drives the connecting plate 207 and the synchronous copy component 2 down under the action of rotation. The synchronous copy component 2 drives the four synchronous sliding blocks 202 and the four driving racks 206 down, so that the driving rack 208 drives the driving shaft 3010 and the synchronous wheel A3012 to rotate under the action of meshing with the driving gear 3011.
Make the synchronous wheel A3012 drive the synchronous wheel B3015, the driven shaft 3013 and the driven gear 3014 to rotate under the action of the synchronous belt, and make the driven gear 3014 move outward through the rotation to drive the driven rack 3086, the retractor sliding plate 305 and the end of the skin retractor plate 307, so that multiple skin retractor plate 307 are synchronously pulled outward. It is convenient to retract the skin of the patient's thyroid window at one time, so that the lesion can be clearly revealed, and it is convenient for the smooth operation.
As shown in Figure 9 and Figure 10, the upper side of the loading plate 303 is also provided with a manual adjustable component 400, the manual adjustable component comprises a shell 410, the shell is provided with a planet component 420, the output shaft 426 of the planet component is connected to the output wheel 430, the output wheel 430 and the lower side of the driven rack 306 mesh Settings, priority. The lower side of the output wheel is partially exposed outside the housing, and the output wheel of the exposed component is meshed with the driven rack 306.
The planet component 420 comprises a planet wheel 421, a solar wheel 422 and a tooth ring 423, and both ends of the tooth ring are connected to the housing through a first connecting component 424 and a second connecting component 425.
The outer side of the planet wheel is connected with an operating handle 440.
As set above, after adjustable the skin retractor to the appropriate operating position under the action of the synchronous stroke groove, synchronous wheel A and driven gear 3014, the local position of the skin retractor can be adjusted more subtle by manually adjustable the component. Specifically, the local position of the skin retractor can be fine- tuned by operating the operation handle, passing the planet wheel, the sun wheel, and the output turn driven rack.
As shown in Figure 11 and Figure 12, a cover 3071 is removable on the skin retractor, a cavity 3072 is arranged on the lower side of the cover, a first hook body 3073 and a second hook body 3074 are arranged in the cavity, and a first winding spool 30731 is arranged at one end of the first hook body. The first hook body is detachable connected with the first winding spool, one end of the second hook body is provided with a second winding spool 30741, the second hook body is detachable connected with the second winding spool, the lower side of the first hook body is the first groove 30732, the first hook body is stuck in the first groove, the lower side of the second hook body is the second groove 30742, and the second hook body is the second groove 30742. The second hook body is clamped in the second groove.
As set above, when the skin retractor is retracted, the first hook body and the second structure can be assisted by removing the cover. In addition, when the skin retractor is damaged or damaged and cannot be retracted, the above operation can be performed to retract the operation, and surgery can be performed in emergency cases.
The specific use mode and function of this implementation method: When used, firstly adjust the retractor position of skin retractor plate 307 by manually sliding the adjustable sliding block 302 along the adjustable stroke groove 301, so that the retractor position of skin retractor plate 307 can be changed according to the wound shape of the patient, and when the adjustable sliding block 302 slides along the adjustable stroke groove 301. The adjustable sliding block 302 will also drive the synchronous sliding block 202 to slide along the synchronous stroke groove 201 under the action of connecting vertical plate 308 located inside the synchronous connecting groove 205. After the adjustment, the positioning bolt 203 will be locked by turning the control knob ii 204 to locate the positions of the synchronous sliding block 202 and adjustable sliding block 302. Keep the skin retractor plate 307 in the appropriate retractor position, then contact the skin of the patient's wound site with the skin retractor plate 307 through the doctor, and then manually rotate the control knob iii 3018 to drive the control screw 3017 to rotate. Make the control screw 3017 drive the connecting plate 207 and the synchronous copy component 2 down under the action of rotation, make the synchronous copy component 2 drive the four synchronous sliding blocks 202 and the four driving racks 206 down, make the driving rack 206 drive the movable shaft 3010 and the synchronous wheel A3012 to rotate under the action of meshing with the driving gear 3011. Make the synchronous wheel A3012 drive the synchronous wheel B3015, the driven shaft 3013 and the driven gear 3014 to rotate under the action of the synchronous belt, and make the driven gear 3014 move outward through the rotation to drive the driven rack 306, the retractor sliding plate 305 and the end of the skin retractor plate 307, so that multiple skin retractor plate 307 are synchronously pulled outward. It is convenient to retract the skin of the patient's thyroid window at one time, so that the lesion can be clearly revealed, which is convenient for the smooth progress of thyroid surgery.

Claims (5)

ConclusiesConclusions 1. Schildklierretractie-inrichting, met het kenmerk, dat de inrichting de volgende elementen omvat: een montuurpaal (106), waarop een synchroon kopieerstuk (2) is gemonteerd, waarbij de bovenkant van het synchrone kopieerstuk (2) is voorzien van een boogvormige synchrone loopgroef (201); waarbij een synchroon schuifblok (202) glijdend binnen de synchrone loopgroef (201) is gemonteerd; waarbij aan de binnenkant van het synchrone schuifblok (202) een positioneringsbout (203) is aangebracht; waarbij aan het binnenste uiteinde van de positioneringsbout (203) een regelknop ii (204) is aangebracht; waarbij aan de bovenkant aan de buitenzijde van het synchrone schuifblok (202) een synchrone verbindingsgroef (205) is aangebracht; waarbij binnen de synchrone verbindingsgroef (205) een aandrijftandstang (206) is aangebracht, waarbij aan de achterzijde van het synchrone kopieerstuk (2) in het midden een verbindingsplaat (207) is aangebracht; waarbij aan de buitenwand van de omtrek van de montuurpaal (1086) een positie-aanpassingselement (3) vast is gemonteerd; waarbij aan de bovenkant van het positie-aanpassingselement (3) een boogvormige aanpassingsloopgroef (301) is aangebracht; waarbij de positie van de aanpas- singsloopgroef (301) verticaal overeenkomt met de positie van de synchrone loopgroef (201); waarbij binnen de aanpassingsloopgroef (301) een aanpassingsschuifblok (302) glijdend is gemonteerd; waarbij aan de onderkant van het aanpassingsschuifblok (302) een laadplaat (303) is aangebracht, waarbij aan de onderkant van de laadplaat (303) een retractieschuifgroef (304) is aangebracht; waarbij binnen de retractieschuifgroef (304) een retractieschuifplaat (305) glijdend is gemonteerd; waarbij aan de bovenkant van de retractieschuifplaat (305) een volgende tandstang (306) is aangebracht; waarbij het binnenste uiteinde van de retractieschuifplaat (305) aan de onderkant wordt geroteerd en een huidretractie trekstuk (307) met het binneneinde van een gebogen structuur wordt geïnstalleerd.1. Thyroid retraction device, characterized in that the device comprises: a frame post (106) on which a synchronous copy piece (2) is mounted, the top of the synchronous copy piece (2) being provided with an arcuate synchronous barrel groove (201); wherein a synchronous sliding block (202) is mounted slidingly within the synchronous running groove (201); wherein a positioning bolt (203) is arranged on the inside of the synchronous sliding block (202); wherein a control knob ii (204) is provided at the inner end of the positioning bolt (203); wherein a synchronous connecting groove (205) is provided on the top outside of the synchronous sliding block (202); wherein a drive rack (206) is arranged within the synchronous connecting groove (205), and a connecting plate (207) is arranged in the center at the rear of the synchronous copying piece (2); wherein a position adjustment element (3) is fixedly mounted on the outer wall of the periphery of the frame post (1086); wherein an arcuate adjustment race groove (301) is provided at the top of the position adjustment element (3); wherein the position of the adjustment running groove (301) corresponds vertically to the position of the synchronous running groove (201); wherein an adjustment sliding block (302) is slidably mounted within the adjustment barrel groove (301); wherein a loading plate (303) is provided on the bottom of the adjustment slide block (302), and a retraction slide groove (304) is provided on the bottom of the loading plate (303); wherein a retraction slide plate (305) is slidably mounted within the retraction slide groove (304); wherein a next rack (306) is arranged at the top of the retraction slide plate (305); wherein the inner end of the retraction slide plate (305) is rotated at the bottom and a skin retraction piece (307) with the inner end of a curved structure is installed. 2. Schildklierretractie-inrichting volgens conclusie 1, met het kenmerk, dat de bovenkant van de laadplaat (303) is voorzien van een verticale verbindingsplaat (308) met een rechthoekige structuur; waarbij de bovenkant van de verticale verbindingsplaat (308) zich binnen de synchrone verbindingsgroef (205) bevindt en waarbij aan de bovenkant van de verticale verbindingsplaat (308) een begrenzende stopplaat (309) is aangebracht.A thyroid retraction device according to claim 1, characterized in that the top of the loading plate (303) is provided with a vertical connecting plate (308) with a rectangular structure; wherein the top of the vertical connection plate (308) is within the synchronous connection groove (205) and a limiting stop plate (309) is provided at the top of the vertical connection plate (308). 3. Schildklierretractie-inrichting volgens conclusie 1, met het kenmerk, dat de bovenkant van de verticale verbindingsplaat (308) aan de binnenkant is voorzien van een roterende aandrijfas (3010); waarbij op de aandrijfas (3010) een tandwiel (3011) is aangebracht, dat in de aandrijftandstang grijpt; waarbij aan de beide uiteinden van de aandrijfas (3010)Thyroid retraction device according to claim 1, characterized in that the top of the vertical connecting plate (308) is provided on the inside with a rotating drive shaft (3010); wherein a gear (3011) is mounted on the drive shaft (3010), which gear engages in the drive rack; where at both ends of the drive shaft (3010) synchroonwielen A (3012) zijn aangebracht; waarbij de onderkant van de verticale plaat (308) aan de binnenkant is voorzien van een roterende aandrijfas (3013) met een cilindrische structuur, waarbij middenpositie van de roterende aandrijfas is voorzien van een aandrijftandwiel (3014), dat in de volgende tandstang (306) grijpt.synchronous wheels A (3012) are fitted; wherein the bottom of the vertical plate (308) is provided on the inside with a rotating drive shaft (3013) with a cylindrical structure, wherein the center position of the rotating drive shaft is provided with a driving gear (3014), which is inserted into the next rack (306) grabs. 4. Schildklierretractie-inrichting volgens conclusie 3, met het kenmerk, dat aan beide uiteinden van de roterende aandrijfas (3013) synchroonwielen B (3015) zijn aangebracht, waarbij synchroonwiel B (3015) is verbonden met synchroonwiel A (3012) door middel van een synchroonriem; waarbij een verbindingssteunplaat (3016) is aangebracht in de midden- positie van de achterkant van het positie-aanpassingselement (3); de positie van de verbindingssteunplaat (3016) komt verticaal overeen met de positie van de verbindingsplaat (207).Thyroid retraction device according to claim 3, characterized in that synchronous wheels B (3015) are arranged at both ends of the rotating drive shaft (3013), whereby synchronous wheel B (3015) is connected to synchronous wheel A (3012) by means of a synchronous belt; wherein a connecting support plate (3016) is provided in the center position of the rear of the position adjustment element (3); the position of the connecting support plate (3016) corresponds vertically to the position of the connecting plate (207). 5. Schildklierretractie-inrichting volgens conclusie 4, met het kenmerk, dat aan de bovenkant van de verbindingssteunplaat (3016) een regelschroef (3017) is aangebracht; de regelschroef (3017) is verbonden met de verbindingsplaat (207) door middel van schroef- draad; wanneer de regelschroef (3017) wordt gedraaid, zal deze onder invloed van de verbindingsplaat (207) het synchroon kopieerstuk (2) langs de montuurpaal (106) doen bewegen.Thyroid retraction device according to claim 4, characterized in that an adjusting screw (3017) is arranged on the top of the connecting support plate (3016); the adjusting screw (3017) is connected to the connecting plate (207) by means of screw thread; when the adjusting screw (3017) is turned, it will move the synchronous copy piece (2) along the frame post (106) under the influence of the connecting plate (207).
NL2036800A 2024-01-14 2024-01-14 A Thyroid Retractor Device NL2036800A (en)

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