United States Powered Surgical Handpieces Market Report & Forecast 2021-2027

Publisher Name :
Date: 22-Sep-2021
No. of pages: 93
Inquire Before Buying

United States Powered Surgical Handpieces Market, By Type, 2016-2021, 2022-2027 ($ Millions) & (K Units)

United States Powered Surgical Handpieces Market Segment Percentages, By Type, 2020 (%)

- Electric-Powered

- Battery-Powered

- Pneumatic-Powered

United States Powered Surgical Handpieces Market, By Application, 2016-2021, 2022-2027 ($ Millions) & (K Units)

United States Powered Surgical Handpieces Market Segment Percentages, By Application, 2020 (%)

- Orthopedic

- ENT

- Cardiothoracic

- Neurology

- Other

Competitor Analysis

The report also provides analysis of leading market participants including:

Key companies Powered Surgical Handpieces revenues in United States market, 2016-2021 (Estimated), ($ millions)

Key companies Powered Surgical Handpieces revenues share in United States market, 2020 (%)

Key companies Powered Surgical Handpieces sales in United States market, 2016-2021 (Estimated), (K Units)

Key companies Powered Surgical Handpieces sales share in United States market, 2020 (%)

Further, the report presents profiles of competitors in the market, key players include:

- Stryker

- Johnson & Johnson

- B. Braun

- Medtronic

- Conmed

- Smith & Nephew

- Zimmer Biomet

- De Soutter Medical

United States Powered Surgical Handpieces Market Report & Forecast 2021-2027

Table of Contents
1 Introduction to Research & Analysis Reports
1.1 Powered Surgical Handpieces Market Definition
1.2 Market Segments
1.2.1 Segment by Type
1.2.2 Segment by Application
1.3 United States Powered Surgical Handpieces Market Overview
1.4 Methodology & Sources of Information
1.4.1 Research Methodology
1.4.2 Research Process
1.4.3 Base Year
2 United States Powered Surgical Handpieces Overall Market Size
2.1 United States Powered Surgical Handpieces Market Size: 2021 VS 2027
2.2 United States Powered Surgical Handpieces Revenue, Prospects & Forecasts: 2016-2027
2.3 United States Powered Surgical Handpieces Sales: 2016-2027
3 Company Landscape
3.1 Top Powered Surgical Handpieces Players in United States Market
3.2 Top United States Powered Surgical Handpieces Companies Ranked by Revenue
3.3 United States Powered Surgical Handpieces Revenue by Companies
3.4 United States Powered Surgical Handpieces Sales by Companies
3.5 United States Powered Surgical Handpieces Price by Manufacturer (2016-2021)
3.6 Top 3 and Top 5 Powered Surgical Handpieces Companies in United States Market, by Revenue in 2020
3.7 Manufacturers Powered Surgical Handpieces Product Type
3.8 Tier 1, Tier 2 and Tier 3 Powered Surgical Handpieces Players in United States Market
3.8.1 List of Tier 1 Powered Surgical Handpieces Companies in United States
3.8.2 List of Tier 2 and Tier 3 Powered Surgical Handpieces Companies in United States
4 Sights by Type
4.1 Overview
4.1.1 By Type - United States Powered Surgical Handpieces Market Size Markets, 2021 & 2027
4.1.2 Electric-Powered
4.1.3 Battery-Powered
4.1.4 Pneumatic-Powered
4.2 By Type - United States Powered Surgical Handpieces Revenue & Forecasts
4.2.1 By Type - United States Powered Surgical Handpieces Revenue, 2016-2021
4.2.2 By Type - United States Powered Surgical Handpieces Revenue, 2022-2027
4.2.3 By Type - United States Powered Surgical Handpieces Revenue Market Share, 2016-2027
4.3 By Type - United States Powered Surgical Handpieces Sales & Forecasts
4.3.1 By Type - United States Powered Surgical Handpieces Sales, 2016-2021
4.3.2 By Type - United States Powered Surgical Handpieces Sales, 2022-2027
4.3.3 By Type - United States Powered Surgical Handpieces Sales Market Share, 2016-2027
4.4 By Type - United States Powered Surgical Handpieces Price (Manufacturers Selling Prices), 2016-2027
5 Sights by Application
5.1 Overview
5.1.1 By Application - United States Powered Surgical Handpieces Market Size, 2021 & 2027
5.1.2 Orthopedic
5.1.3 ENT
5.1.4 Cardiothoracic
5.1.5 Neurology
5.1.6 Other
5.2 By Application - United States Powered Surgical Handpieces Revenue & Forecasts
5.2.1 By Application - United States Powered Surgical Handpieces Revenue, 2016-2021
5.2.2 By Application - United States Powered Surgical Handpieces Revenue, 2022-2027
5.2.3 By Application - United States Powered Surgical Handpieces Revenue Market Share, 2016-2027
5.3 By Application - United States Powered Surgical Handpieces Sales & Forecasts
5.3.1 By Application - United States Powered Surgical Handpieces Sales, 2016-2021
5.3.2 By Application - United States Powered Surgical Handpieces Sales, 2022-2027
5.3.3 By Application - United States Powered Surgical Handpieces Sales Market Share, 2016-2027
5.4 By Application - United States Powered Surgical Handpieces Price (Manufacturers Selling Prices), 2016-2027
6 Manufacturers & Brands Profiles
6.1 Stryker
6.1.1 Stryker Corporation Information
6.1.2 Stryker Overview
6.1.3 Stryker Powered Surgical Handpieces Sales and Revenue in United States Market (2016-2021)
6.1.4 Stryker Powered Surgical Handpieces Product Description
6.1.5 Stryker Recent Developments
6.2 Johnson & Johnson
6.2.1 Johnson & Johnson Corporation Information
6.2.2 Johnson & Johnson Overview
6.2.3 Johnson & Johnson Powered Surgical Handpieces Sales and Revenue in United States Market (2016-2021)
6.2.4 Johnson & Johnson Powered Surgical Handpieces Product Description
6.2.5 Johnson & Johnson Recent Developments
6.3 B. Braun
6.3.1 B. Braun Corporation Information
6.3.2 B. Braun Overview
6.3.3 B. Braun Powered Surgical Handpieces Sales and Revenue in United States Market (2016-2021)
6.3.4 B. Braun Powered Surgical Handpieces Product Description
6.3.5 B. Braun Recent Developments
6.4 Medtronic
6.4.1 Medtronic Corporation Information
6.4.2 Medtronic Overview
6.4.3 Medtronic Powered Surgical Handpieces Sales and Revenue in United States Market (2016-2021)
6.4.4 Medtronic Powered Surgical Handpieces Product Description
6.4.5 Medtronic Recent Developments
6.5 Conmed
6.5.1 Conmed Corporation Information
6.5.2 Conmed Overview
6.5.3 Conmed Powered Surgical Handpieces Sales and Revenue in United States Market (2016-2021)
6.5.4 Conmed Powered Surgical Handpieces Product Description
6.5.5 Conmed Recent Developments
6.6 Smith & Nephew
6.6.1 Smith & Nephew Corporation Information
6.6.2 Smith & Nephew Overview
6.6.3 Smith & Nephew Powered Surgical Handpieces Sales and Revenue in United States Market (2016-2021)
6.6.4 Smith & Nephew Powered Surgical Handpieces Product Description
6.6.5 Smith & Nephew Recent Developments
6.7 Zimmer Biomet
6.7.1 Zimmer Biomet Corporation Information
6.7.2 Zimmer Biomet Overview
6.7.3 Zimmer Biomet Powered Surgical Handpieces Sales and Revenue in United States Market (2016-2021)
6.7.4 Zimmer Biomet Powered Surgical Handpieces Product Description
6.7.5 Zimmer Biomet Recent Developments
6.8 De Soutter Medical
6.8.1 De Soutter Medical Corporation Information
6.8.2 De Soutter Medical Overview
6.8.3 De Soutter Medical Powered Surgical Handpieces Sales and Revenue in United States Market (2016-2021)
6.8.4 De Soutter Medical Powered Surgical Handpieces Product Description
6.8.5 De Soutter Medical Recent Developments
7 United States Powered Surgical Handpieces Production Capacity, Analysis
7.1 United States Powered Surgical Handpieces Production Capacity, 2016-2027
7.2 Powered Surgical Handpieces Production Capacity of Key Manufacturers in United States Market
8 Key Market Trends, Opportunity, Drivers and Restraints
8.1 Market Opportunities & Trends
8.2 Market Drivers
8.3 Market Restraints
9 Powered Surgical Handpieces Supply Chain Analysis
9.1 Powered Surgical Handpieces Industry Value Chain
9.2 Powered Surgical Handpieces Upstream Market
9.3 Powered Surgical Handpieces Downstream and Clients
9.4 Marketing Channels Analysis
9.4.1 Marketing Channels
9.4.2 Powered Surgical Handpieces Distributors and Sales Agents in United States Market
10 Conclusion
11 Appendix
11.1 Note
11.2 Examples of Clients
11.3 Author Details
11.4 Disclaimer
List of Tables
Table 1. Key Players of Powered Surgical Handpieces in United States Market
Table 2. Top Powered Surgical Handpieces Players in United States Market, Ranking by Revenue (2019)
Table 3. United States Powered Surgical Handpieces Revenue by Companies, (US$, Mn), 2016-2021
Table 4. United States Powered Surgical Handpieces Revenue Share by Companies, 2016-2021
Table 5. United States Powered Surgical Handpieces Sales by Companies, (K Units), 2016-2021
Table 6. United States Powered Surgical Handpieces Sales Share by Companies, 2016-2021
Table 7. Key Manufacturers Powered Surgical Handpieces Price (2016-2021) & (USD/Unit)
Table 8. Manufacturers Powered Surgical Handpieces Product Type
Table 9. List of Tier 1 Powered Surgical Handpieces Companies, Revenue (US$, Mn) in 2020 and Market Share
Table 10. List of Tier 2 and Tier 3 Powered Surgical Handpieces Companies, Revenue (US$, Mn) in 2020 and Market Share
Table 11. Major Manufacturers of Electric-Powered
Table 12. Major Manufacturers of Battery-Powered
Table 13. By Type - United States Powered Surgical Handpieces Revenue, (US$, Mn), 2021 & 2027
Table 14. By Type - United States Powered Surgical Handpieces Revenue (US$, Mn), 2016-2021
Table 15. By Type - United States Powered Surgical Handpieces Revenue (US$, Mn), 2022-2027
Table 16. By Type - United States Powered Surgical Handpieces Sales (K Units), 2016-2021
Table 17. By Type - United States Powered Surgical Handpieces Sales (K Units), 2022-2027
Table 18. By Application - United States Powered Surgical Handpieces Revenue, (US$, Mn), 2021 VS 2027
Table 19. By Application - United States Powered Surgical Handpieces Revenue (US$, Mn), 2016-2021
Table 20. By Application - United States Powered Surgical Handpieces Revenue (US$, Mn), 2022-2027
Table 21. By Application - United States Powered Surgical Handpieces Sales (K Units), 2016-2021
Table 22. By Application - United States Powered Surgical Handpieces Sales (K Units), 2022-2027
Table 23. Stryker Corporation Information
Table 24. Stryker Description and Major Businesses
Table 25. Stryker Powered Surgical Handpieces Sales (K Units), Revenue (US$, Mn) and Gross Margin (USD/Unit) (2016-2021)
Table 26. Stryker Powered Surgical Handpieces Product
Table 27. Stryker Recent Developments
Table 28. Johnson & Johnson Corporation Information
Table 29. Johnson & Johnson Description and Major Businesses
Table 30. Johnson & Johnson Powered Surgical Handpieces Sales (K Units), Revenue (US$, Mn) and Gross Margin (USD/Unit) (2016-2021)
Table 31. Johnson & Johnson Powered Surgical Handpieces Product
Table 32. Johnson & Johnson Recent Developments
Table 33. B. Braun Corporation Information
Table 34. B. Braun Description and Major Businesses
Table 35. B. Braun Powered Surgical Handpieces Sales (K Units), Revenue (US$, Mn) and Gross Margin (USD/Unit) (2016-2021)
Table 36. B. Braun Powered Surgical Handpieces Product
Table 37. B. Braun Recent Developments
Table 38. Medtronic Corporation Information
Table 39. Medtronic Description and Major Businesses
Table 40. Medtronic Powered Surgical Handpieces Sales (K Units), Revenue (US$, Mn) and Gross Margin (USD/Unit) (2016-2021)
Table 41. Medtronic Powered Surgical Handpieces Product
Table 42. Medtronic Recent Developments
Table 43. Conmed Corporation Information
Table 44. Conmed Description and Major Businesses
Table 45. Conmed Powered Surgical Handpieces Sales (K Units), Revenue (US$, Mn) and Gross Margin (USD/Unit) (2016-2021)
Table 46. Conmed Powered Surgical Handpieces Product
Table 47. Conmed Recent Developments
Table 48. Smith & Nephew Corporation Information
Table 49. Smith & Nephew Description and Major Businesses
Table 50. Smith & Nephew Powered Surgical Handpieces Sales (K Units), Revenue (US$, Mn) and Gross Margin (USD/Unit) (2016-2021)
Table 51. Smith & Nephew Powered Surgical Handpieces Product
Table 52. Smith & Nephew Recent Developments
Table 53. Zimmer Biomet Corporation Information
Table 54. Zimmer Biomet Description and Major Businesses
Table 55. Zimmer Biomet Powered Surgical Handpieces Sales (K Units), Revenue (US$, Mn) and Gross Margin (USD/Unit) (2016-2021)
Table 56. Zimmer Biomet Powered Surgical Handpieces Product
Table 57. Zimmer Biomet Recent Developments
Table 58. De Soutter Medical Corporation Information
Table 59. De Soutter Medical Description and Major Businesses
Table 60. De Soutter Medical Powered Surgical Handpieces Sales (K Units), Revenue (US$, Mn) and Gross Margin (USD/Unit) (2016-2021)
Table 61. De Soutter Medical Powered Surgical Handpieces Product
Table 62. De Soutter Medical Recent Developments
Table 63. Powered Surgical Handpieces Production Capacity (K Units) of Key Manufacturers in United States Market, 2019-2021 (K Units)
Table 64. United States Powered Surgical Handpieces Capacity Market Share of Key Manufacturers, 2019-2021
Table 65. Powered Surgical Handpieces Market Opportunities & Trends in United States Market
Table 66. Powered Surgical Handpieces Market Drivers in United States Market
Table 67. Powered Surgical Handpieces Market Restraints in United States Market
Table 68. Powered Surgical Handpieces Raw Materials
Table 69. Powered Surgical Handpieces Raw Materials Suppliers in United States Market
Table 70. Typical Powered Surgical Handpieces Downstream
Table 71. Powered Surgical Handpieces Downstream Clients in United States Market
Table 72. Powered Surgical Handpieces Distributors and Sales Agents in United States Market
List of Figures
Figure 1. Powered Surgical Handpieces Product Picture
Figure 2. Powered Surgical Handpieces Segment by Type
Figure 3. Powered Surgical Handpieces Segment by Application
Figure 4. United States Powered Surgical Handpieces Market Overview: 2020
Figure 5. United States Powered Surgical Handpieces Market Size: 2021 VS 2027 (US$, Mn)
Figure 6. United States Powered Surgical Handpieces Revenue, 2016-2027 (US$, Mn)
Figure 7. Powered Surgical Handpieces Sales in United States Market: 2016-2027 (K Units)
Figure 8. The Top 3 and 5 Players Market Share by Powered Surgical Handpieces Revenue in 2020
Figure 9. Electric-Powered Product Picture
Figure 10. Battery-Powered Product Picture
Figure 11. Pneumatic-Powered Product Picture
Figure 12. By Type - United States Powered Surgical Handpieces Sales Market Share, 2016-2027
Figure 13. By Type - United States Powered Surgical Handpieces Revenue Market Share, 2016-2027
Figure 14. By Type - United States Powered Surgical Handpieces Price (USD/Unit), 2016-2027
Figure 15. Orthopedic
Figure 16. ENT
Figure 17. Cardiothoracic
Figure 18. Neurology
Figure 19. Other
Figure 20. By Application - United States Powered Surgical Handpieces Sales Market Share, 2016-2027
Figure 21. By Application - United States Powered Surgical Handpieces Revenue Market Share, 2016-2027
Figure 22. By Application - United States Powered Surgical Handpieces Price (USD/Unit), 2016-2027
Figure 23. Stryker Powered Surgical Handpieces Revenue Year Over Year Growth (US$, Mn) & (2016-2021)
Figure 24. Johnson & Johnson Powered Surgical Handpieces Revenue Year Over Year Growth (US$, Mn) & (2016-2021)
Figure 25. B. Braun Powered Surgical Handpieces Revenue Year Over Year Growth (US$, Mn) & (2016-2021)
Figure 26. Medtronic Powered Surgical Handpieces Revenue Year Over Year Growth (US$, Mn) & (2016-2021)
Figure 27. Conmed Powered Surgical Handpieces Revenue Year Over Year Growth (US$, Mn) & (2016-2021)
Figure 28. Smith & Nephew Powered Surgical Handpieces Revenue Year Over Year Growth (US$, Mn) & (2016-2021)
Figure 29. Zimmer Biomet Powered Surgical Handpieces Revenue Year Over Year Growth (US$, Mn) & (2016-2021)
Figure 30. De Soutter Medical Powered Surgical Handpieces Revenue Year Over Year Growth (US$, Mn) & (2016-2021)
Figure 31. United States Powered Surgical Handpieces Production Capacity (K Units), 2016-2027
Figure 32. Powered Surgical Handpieces Industry Value Chain
Figure 33. Marketing Channels
  • Global and China Tooth Anatomical Model Market Insights, Forecast to 2027
    Published: 25-Oct-2021        Price: US 3900 Onwards        Pages: 135
    Tooth Anatomical Model market is segmented by region (country), players, by Type, and by Application. Players, stakeholders, and other participants in the global Tooth Anatomical Model market will be able to gain the upper hand as they use the report as a powerful resource. The segmental analysis focuses on revenue and forecast by region (country), by Type and by Application in terms of revenue and forecast for the period 2016-2027. For China market, this report focuses on the Tooth Anato......
  • Global and Japan Dental Examination Microscopes Market Insights, Forecast to 2027
    Published: 22-Oct-2021        Price: US 3900 Onwards        Pages: 136
    Dental Examination Microscopes market is segmented by region (country), players, by Type, and by Application. Players, stakeholders, and other participants in the global Dental Examination Microscopes market will be able to gain the upper hand as they use the report as a powerful resource. The segmental analysis focuses on revenue and forecast by region (country), by Type and by Application in terms of revenue and forecast for the period 2016-2027. For Japan market, this report focuses on......
  • China Dental Implants and Prosthetics Market Report & Forecast 2021-2027
    Published: 22-Oct-2021        Price: US 3400 Onwards        Pages: 90
    China Dental Implants and Prosthetics Market, By Type, 2016-2021, 2022-2027 ($ Millions) & (K Units) China Dental Implants and Prosthetics Market Segment Percentages, By Type, 2020 (%) - Titanium - Zirconium - Ceramic - Porcelain-Fused-to-Metal China Dental Implants and Prosthetics Market, By Application, 2016-2021, 2022-2027 ($ Millions) & (K Units) China Dental Implants and Prosthetics Market Segment Percentages, By Application, 2020 (%)......
  • China Dental Imaging Devices Market Report & Forecast 2021-2027
    Published: 22-Oct-2021        Price: US 3400 Onwards        Pages: 91
    China Dental Imaging Devices Market, By Type, 2016-2021, 2022-2027 ($ Millions) & (Units) China Dental Imaging Devices Market Segment Percentages, By Type, 2020 (%) - 2D Imaging Devices - 3D Imaging Devices China Dental Imaging Devices Market, By Application, 2016-2021, 2022-2027 ($ Millions) & (Units) China Dental Imaging Devices Market Segment Percentages, By Application, 2020 (%) - Hospitals - Clinics - Dental Clinics ......
  • Global and United States Dental Retractors Market Insights, Forecast to 2027
    Published: 21-Oct-2021        Price: US 3900 Onwards        Pages: 168
    Dental Retractors market is segmented by region (country), players, by Type, and by Application. Players, stakeholders, and other participants in the global Dental Retractors market will be able to gain the upper hand as they use the report as a powerful resource. The segmental analysis focuses on revenue and forecast by region (country), by Type and by Application in terms of revenue and forecast for the period 2016-2027. For United States market, this report focuses on the Dental Retrac......
  • Global and China Dental Mallets Market Insights, Forecast to 2027
    Published: 21-Oct-2021        Price: US 3900 Onwards        Pages: 132
    Dental Mallets market is segmented by region (country), players, by Type, and by Application. Players, stakeholders, and other participants in the global Dental Mallets market will be able to gain the upper hand as they use the report as a powerful resource. The segmental analysis focuses on revenue and forecast by region (country), by Type and by Application in terms of revenue and forecast for the period 2016-2027. For China market, this report focuses on the Dental Mallets market size ......
  • Global and United States Dental Extraction Forceps Market Insights, Forecast to 2027
    Published: 21-Oct-2021        Price: US 3900 Onwards        Pages: 163
    Dental Extraction Forceps market is segmented by region (country), players, by Type, and by Application. Players, stakeholders, and other participants in the global Dental Extraction Forceps market will be able to gain the upper hand as they use the report as a powerful resource. The segmental analysis focuses on revenue and forecast by region (country), by Type and by Application in terms of revenue and forecast for the period 2016-2027. For United States market, this report focuses on t......
  • China Intra-Oral Digital Camera Market Report & Forecast 2021-2027
    Published: 21-Oct-2021        Price: US 3400 Onwards        Pages: 107
    China Intra-Oral Digital Camera Market, By Type, 2016-2021, 2022-2027 ($ Millions) & (Units) China Intra-Oral Digital Camera Market Segment Percentages, By Type, 2020 (%) - Wireless Camera - Corded Camera China Intra-Oral Digital Camera Market, By Application, 2016-2021, 2022-2027 ($ Millions) & (Units) China Intra-Oral Digital Camera Market Segment Percentages, By Application, 2020 (%) - Dental Clinic - Veterinary Hospital - Others......
  • China Gutta-percha Root Canal Obturator Market Report & Forecast 2021-2027
    Published: 20-Oct-2021        Price: US 3400 Onwards        Pages: 92
    China Gutta-percha Root Canal Obturator Market, By Type, 2016-2021, 2022-2027 ($ Millions) & (K Units) China Gutta-percha Root Canal Obturator Market Segment Percentages, By Type, 2020 (%) - Cordless - Manual - Other China Gutta-percha Root Canal Obturator Market, By Application, 2016-2021, 2022-2027 ($ Millions) & (K Units) China Gutta-percha Root Canal Obturator Market Segment Percentages, By Application, 2020 (%) - Hospitals - Cl......
  • SERVICES
    Value for Money
    We believe in "optimum utilization of available budget and resources". While servicing our clients' (your) market research requirements, we keep the same approach in focus to help you get the best value for your $$s.
    Ever Growing Inventory
    Ranging from the smallest feasible / required data (datasheets, data facts, SWOT analysis, company profiles, etc) to full research reports that help you make decisions, our inventory is updated almost on a daily basis with the latest industry reports from domain experts that track more than 5000 niche sectors.
    One Stop Solution
    Need a custom research report on medical devices market? Require all available business intelligence on 3D printing industry? Exploring F&B sector of a particular country/region? RnRMarketResearch.com is your one-stop-solution to all market intelligence needs. We not only offer custom research and consulting services, we also "bundle" reports to meet your needs and help you fetch the data analysis you require for your business.
    Dedicated Client Engagement
    Not limited to only "finding" relevant reports for you, our client engagement team dedicates its efforts to understand your "business need" and accordingly maps available research data to help you move forward. Call "your" client engagement executive any time of your day and get your questions answered in order to make the correct business decision.
    Saving Time and Efforts
    Simply share your research requirement details with us and let us do all the hard work to find required intelligence for you. When you add up our "one stop solution" and "dedicated client engagement" services mentioned above, you obviously know the time and effort saving you do by working with us.
    Payment Flexibility
    Working with Fortune 500 organizations, we understand the importance of being flexible for payments. Share your payment terms with us and we will surely match up to them to ensure you get access to required business intelligence data without having to wait for the payment to be done.
    Post-Purchase Research Support
    Have questions after reading a report / datasheet bought through us? Not sure about the methodology used for data available in the research? Talk to us / Share your questions with us and if required, we will connect you with the analyst(s)/author(s) of the report(s) and ensure you get satisfactory answers for the same. Need more data / analysis / report(s) on the topic of your research/project? The RnRMarketResearch.com team is here for you 24X7 to support you with your post-purchase requirements. Subscription Offers & Packages (Get in touch with us for more details - [email protected] / +1 888 391 5441 )
    • Ad Hoc
    • Pay - as - you - go / Bucket Subscriptions
    • Fixed Cost for #of reports
    • Customize / Personalize as per your needs